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## libtool.m4 - Configure libtool for the host system. -*-Shell-script-*- |
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## Copyright 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. |
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## Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 |
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## |
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## This program is free software; you can redistribute it and/or modify |
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## it under the terms of the GNU General Public License as published by |
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## the Free Software Foundation; either version 2 of the License, or |
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## (at your option) any later version. |
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## |
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## This program is distributed in the hope that it will be useful, but |
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## WITHOUT ANY WARRANTY; without even the implied warranty of |
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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## General Public License for more details. |
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## |
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## You should have received a copy of the GNU General Public License |
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## along with this program; if not, write to the Free Software |
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## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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## |
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## As a special exception to the GNU General Public License, if you |
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## distribute this file as part of a program that contains a |
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## configuration script generated by Autoconf, you may include it under |
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## the same distribution terms that you use for the rest of that program. |
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|
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# serial 46 AC_PROG_LIBTOOL |
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AC_DEFUN([AC_PROG_LIBTOOL], |
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[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl |
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|
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# This can be used to rebuild libtool when needed |
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LIBTOOL_DEPS="$ac_aux_dir/ltmain.sh" |
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|
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# Always use our own libtool. |
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LIBTOOL='$(SHELL) $(top_builddir)/libtool' |
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AC_SUBST(LIBTOOL)dnl |
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|
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# Prevent multiple expansion |
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define([AC_PROG_LIBTOOL], []) |
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]) |
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|
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AC_DEFUN([AC_LIBTOOL_SETUP], |
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[AC_PREREQ(2.13)dnl |
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AC_REQUIRE([AC_ENABLE_SHARED])dnl |
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AC_REQUIRE([AC_ENABLE_STATIC])dnl |
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AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl |
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AC_REQUIRE([AC_CANONICAL_HOST])dnl |
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AC_REQUIRE([AC_CANONICAL_BUILD])dnl |
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AC_REQUIRE([AC_PROG_CC])dnl |
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AC_REQUIRE([AC_PROG_LD])dnl |
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AC_REQUIRE([AC_PROG_LD_RELOAD_FLAG])dnl |
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AC_REQUIRE([AC_PROG_NM])dnl |
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AC_REQUIRE([AC_PROG_LN_S])dnl |
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AC_REQUIRE([AC_DEPLIBS_CHECK_METHOD])dnl |
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AC_REQUIRE([AC_OBJEXT])dnl |
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AC_REQUIRE([AC_EXEEXT])dnl |
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dnl |
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|
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_LT_AC_PROG_ECHO_BACKSLASH |
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# Only perform the check for file, if the check method requires it |
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case "$deplibs_check_method" in |
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file_magic*) |
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if test "$file_magic_cmd" = '$MAGIC_CMD'; then |
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AC_PATH_MAGIC |
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fi |
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;; |
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esac |
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|
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AC_CHECK_TOOL(RANLIB, ranlib, :) |
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AC_CHECK_TOOL(STRIP, strip, :) |
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|
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ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN], enable_dlopen=yes, enable_dlopen=no) |
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ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL], |
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enable_win32_dll=yes, enable_win32_dll=no) |
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|
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AC_ARG_ENABLE(libtool-lock, |
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[ --disable-libtool-lock avoid locking (might break parallel builds)]) |
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test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes |
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|
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# Some flags need to be propagated to the compiler or linker for good |
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# libtool support. |
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case "$host" in |
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*-*-irix6*) |
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# Find out which ABI we are using. |
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echo '[#]line __oline__ "configure"' > conftest.$ac_ext |
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if AC_TRY_EVAL(ac_compile); then |
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case "`/usr/bin/file conftest.$ac_objext`" in |
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*32-bit*) |
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LD="${LD-ld} -32" |
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;; |
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*N32*) |
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LD="${LD-ld} -n32" |
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;; |
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*64-bit*) |
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LD="${LD-ld} -64" |
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;; |
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esac |
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fi |
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rm -rf conftest* |
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;; |
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|
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*-*-sco3.2v5*) |
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# On SCO OpenServer 5, we need -belf to get full-featured binaries. |
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SAVE_CFLAGS="$CFLAGS" |
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CFLAGS="$CFLAGS -belf" |
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AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf, |
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[AC_LANG_SAVE |
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AC_LANG_C |
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AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no]) |
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AC_LANG_RESTORE]) |
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if test x"$lt_cv_cc_needs_belf" != x"yes"; then |
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# this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf |
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CFLAGS="$SAVE_CFLAGS" |
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fi |
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;; |
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|
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ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL], |
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[*-*-cygwin* | *-*-mingw* | *-*-pw32*) |
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AC_CHECK_TOOL(DLLTOOL, dlltool, false) |
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AC_CHECK_TOOL(AS, as, false) |
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AC_CHECK_TOOL(OBJDUMP, objdump, false) |
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|
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# recent cygwin and mingw systems supply a stub DllMain which the user |
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# can override, but on older systems we have to supply one |
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AC_CACHE_CHECK([if libtool should supply DllMain function], lt_cv_need_dllmain, |
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[AC_TRY_LINK([], |
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[extern int __attribute__((__stdcall__)) DllMain(void*, int, void*); |
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DllMain (0, 0, 0);], |
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[lt_cv_need_dllmain=no],[lt_cv_need_dllmain=yes])]) |
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|
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case "$host/$CC" in |
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*-*-cygwin*/gcc*-mno-cygwin*|*-*-mingw*) |
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# old mingw systems require "-dll" to link a DLL, while more recent ones |
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# require "-mdll" |
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SAVE_CFLAGS="$CFLAGS" |
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CFLAGS="$CFLAGS -mdll" |
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AC_CACHE_CHECK([how to link DLLs], lt_cv_cc_dll_switch, |
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[AC_TRY_LINK([], [], [lt_cv_cc_dll_switch=-mdll],[lt_cv_cc_dll_switch=-dll])]) |
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CFLAGS="$SAVE_CFLAGS" ;; |
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*-*-cygwin* | *-*-pw32*) |
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# cygwin systems need to pass --dll to the linker, and not link |
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# crt.o which will require a WinMain@16 definition. |
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lt_cv_cc_dll_switch="-Wl,--dll -nostartfiles" ;; |
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esac |
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;; |
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]) |
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esac |
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|
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_LT_AC_LTCONFIG_HACK |
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|
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]) |
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|
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# _LT_AC_CHECK_DLFCN |
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# -------------------- |
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AC_DEFUN(_LT_AC_CHECK_DLFCN, |
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[AC_CHECK_HEADERS(dlfcn.h) |
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])# _LT_AC_CHECK_DLFCN |
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|
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# AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE |
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# --------------------------------- |
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AC_DEFUN([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE], |
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[AC_REQUIRE([AC_CANONICAL_HOST]) |
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AC_REQUIRE([AC_PROG_NM]) |
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AC_REQUIRE([AC_OBJEXT]) |
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# Check for command to grab the raw symbol name followed by C symbol from nm. |
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AC_MSG_CHECKING([command to parse $NM output]) |
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AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe], [dnl |
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|
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# These are sane defaults that work on at least a few old systems. |
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# [They come from Ultrix. What could be older than Ultrix?!! ;)] |
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|
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# Character class describing NM global symbol codes. |
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[symcode='[BCDEGRST]'] |
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|
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# Regexp to match symbols that can be accessed directly from C. |
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[sympat='\([_A-Za-z][_A-Za-z0-9]*\)'] |
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|
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# Transform the above into a raw symbol and a C symbol. |
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symxfrm='\1 \2\3 \3' |
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|
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# Transform an extracted symbol line into a proper C declaration |
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lt_cv_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'" |
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|
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# Define system-specific variables. |
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case "$host_os" in |
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aix*) |
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[symcode='[BCDT]'] |
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;; |
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cygwin* | mingw* | pw32*) |
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[symcode='[ABCDGISTW]'] |
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;; |
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hpux*) # Its linker distinguishes data from code symbols |
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lt_cv_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'" |
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;; |
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irix*) |
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[symcode='[BCDEGRST]'] |
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;; |
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solaris* | sysv5*) |
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[symcode='[BDT]'] |
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;; |
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sysv4) |
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[symcode='[DFNSTU]'] |
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;; |
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esac |
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|
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# Handle CRLF in mingw tool chain |
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opt_cr= |
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case "$host_os" in |
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mingw*) |
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opt_cr=`echo 'x\{0,1\}' | tr x '\015'` # option cr in regexp |
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;; |
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esac |
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|
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# If we're using GNU nm, then use its standard symbol codes. |
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if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then |
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[symcode='[ABCDGISTW]'] |
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fi |
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|
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# Try without a prefix undercore, then with it. |
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for ac_symprfx in "" "_"; do |
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|
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# Write the raw and C identifiers. |
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[lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[ ]\($symcode\)[ ][ ]*\($ac_symprfx\)$sympat$opt_cr$/$symxfrm/p'"] |
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|
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# Check to see that the pipe works correctly. |
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pipe_works=no |
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rm -f conftest* |
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cat > conftest.$ac_ext <<EOF |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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char nm_test_var; |
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void nm_test_func(){} |
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#ifdef __cplusplus |
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} |
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#endif |
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main(){nm_test_var='a';nm_test_func();return(0);} |
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EOF |
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|
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if AC_TRY_EVAL(ac_compile); then |
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# Now try to grab the symbols. |
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nlist=conftest.nm |
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if AC_TRY_EVAL(NM conftest.$ac_objext \| $lt_cv_sys_global_symbol_pipe \> $nlist) && test -s "$nlist"; then |
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# Try sorting and uniquifying the output. |
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if sort "$nlist" | uniq > "$nlist"T; then |
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mv -f "$nlist"T "$nlist" |
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else |
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rm -f "$nlist"T |
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fi |
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|
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# Make sure that we snagged all the symbols we need. |
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if egrep ' nm_test_var$' "$nlist" >/dev/null; then |
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if egrep ' nm_test_func$' "$nlist" >/dev/null; then |
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cat <<EOF > conftest.$ac_ext |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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|
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EOF |
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# Now generate the symbol file. |
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eval "$lt_cv_global_symbol_to_cdecl"' < "$nlist" >> conftest.$ac_ext' |
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|
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cat <<EOF >> conftest.$ac_ext |
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#if defined (__STDC__) && __STDC__ |
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# define lt_ptr_t void * |
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#else |
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# define lt_ptr_t char * |
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# define const |
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#endif |
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|
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/* The mapping between symbol names and symbols. */ |
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const struct { |
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const char *name; |
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lt_ptr_t address; |
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} |
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[lt_preloaded_symbols[] =] |
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{ |
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EOF |
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sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$nlist" >> conftest.$ac_ext |
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cat <<\EOF >> conftest.$ac_ext |
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{0, (lt_ptr_t) 0} |
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}; |
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|
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#ifdef __cplusplus |
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} |
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#endif |
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EOF |
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# Now try linking the two files. |
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mv conftest.$ac_objext conftstm.$ac_objext |
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save_LIBS="$LIBS" |
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save_CFLAGS="$CFLAGS" |
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LIBS="conftstm.$ac_objext" |
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CFLAGS="$CFLAGS$no_builtin_flag" |
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if AC_TRY_EVAL(ac_link) && test -s conftest; then |
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pipe_works=yes |
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fi |
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LIBS="$save_LIBS" |
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CFLAGS="$save_CFLAGS" |
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else |
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echo "cannot find nm_test_func in $nlist" >&AC_FD_CC |
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fi |
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else |
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echo "cannot find nm_test_var in $nlist" >&AC_FD_CC |
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fi |
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else |
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echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AC_FD_CC |
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fi |
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else |
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echo "$progname: failed program was:" >&AC_FD_CC |
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cat conftest.$ac_ext >&5 |
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fi |
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rm -f conftest* conftst* |
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|
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# Do not use the global_symbol_pipe unless it works. |
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if test "$pipe_works" = yes; then |
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break |
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else |
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lt_cv_sys_global_symbol_pipe= |
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fi |
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done |
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]) |
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global_symbol_pipe="$lt_cv_sys_global_symbol_pipe" |
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if test -z "$lt_cv_sys_global_symbol_pipe"; then |
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global_symbol_to_cdecl= |
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else |
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global_symbol_to_cdecl="$lt_cv_global_symbol_to_cdecl" |
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fi |
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if test -z "$global_symbol_pipe$global_symbol_to_cdecl"; then |
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AC_MSG_RESULT(failed) |
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else |
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AC_MSG_RESULT(ok) |
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fi |
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]) # AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE |
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|
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# _LT_AC_LIBTOOL_SYS_PATH_SEPARATOR |
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# --------------------------------- |
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AC_DEFUN([_LT_AC_LIBTOOL_SYS_PATH_SEPARATOR], |
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[# Find the correct PATH separator. Usually this is `:', but |
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# DJGPP uses `;' like DOS. |
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if test "X${PATH_SEPARATOR+set}" != Xset; then |
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UNAME=${UNAME-`uname 2>/dev/null`} |
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case X$UNAME in |
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*-DOS) lt_cv_sys_path_separator=';' ;; |
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*) lt_cv_sys_path_separator=':' ;; |
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esac |
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fi |
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])# _LT_AC_LIBTOOL_SYS_PATH_SEPARATOR |
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|
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# _LT_AC_PROG_ECHO_BACKSLASH |
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# -------------------------- |
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# Add some code to the start of the generated configure script which |
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# will find an echo command which doesn;t interpret backslashes. |
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AC_DEFUN([_LT_AC_PROG_ECHO_BACKSLASH], |
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[ifdef([AC_DIVERSION_NOTICE], [AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)], |
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[AC_DIVERT_PUSH(NOTICE)]) |
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_LT_AC_LIBTOOL_SYS_PATH_SEPARATOR |
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|
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# Check that we are running under the correct shell. |
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SHELL=${CONFIG_SHELL-/bin/sh} |
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|
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case "X$ECHO" in |
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X*--fallback-echo) |
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# Remove one level of quotation (which was required for Make). |
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ECHO=`echo "$ECHO" | sed 's,\\\\\[$]\\[$]0,'[$]0','` |
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;; |
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esac |
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|
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echo=${ECHO-echo} |
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if test "X[$]1" = X--no-reexec; then |
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# Discard the --no-reexec flag, and continue. |
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shift |
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elif test "X[$]1" = X--fallback-echo; then |
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# Avoid inline document here, it may be left over |
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: |
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elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then |
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# Yippee, $echo works! |
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: |
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else |
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# Restart under the correct shell. |
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exec $SHELL "[$]0" --no-reexec ${1+"[$]@"} |
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fi |
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|
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if test "X[$]1" = X--fallback-echo; then |
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# used as fallback echo |
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shift |
383 |
cat <<EOF |
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$* |
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EOF |
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exit 0 |
387 |
fi |
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|
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# The HP-UX ksh and POSIX shell print the target directory to stdout |
390 |
# if CDPATH is set. |
391 |
if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi |
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|
393 |
if test -z "$ECHO"; then |
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if test "X${echo_test_string+set}" != Xset; then |
395 |
# find a string as large as possible, as long as the shell can cope with it |
396 |
for cmd in 'sed 50q "[$]0"' 'sed 20q "[$]0"' 'sed 10q "[$]0"' 'sed 2q "[$]0"' 'echo test'; do |
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# expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ... |
398 |
if (echo_test_string="`eval $cmd`") 2>/dev/null && |
399 |
echo_test_string="`eval $cmd`" && |
400 |
(test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null |
401 |
then |
402 |
break |
403 |
fi |
404 |
done |
405 |
fi |
406 |
|
407 |
if test "X`($echo '\t') 2>/dev/null`" = 'X\t' && |
408 |
echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` && |
409 |
test "X$echo_testing_string" = "X$echo_test_string"; then |
410 |
: |
411 |
else |
412 |
# The Solaris, AIX, and Digital Unix default echo programs unquote |
413 |
# backslashes. This makes it impossible to quote backslashes using |
414 |
# echo "$something" | sed 's/\\/\\\\/g' |
415 |
# |
416 |
# So, first we look for a working echo in the user's PATH. |
417 |
|
418 |
IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" |
419 |
for dir in $PATH /usr/ucb; do |
420 |
if (test -f $dir/echo || test -f $dir/echo$ac_exeext) && |
421 |
test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' && |
422 |
echo_testing_string=`($dir/echo "$echo_test_string") 2>/dev/null` && |
423 |
test "X$echo_testing_string" = "X$echo_test_string"; then |
424 |
echo="$dir/echo" |
425 |
break |
426 |
fi |
427 |
done |
428 |
IFS="$save_ifs" |
429 |
|
430 |
if test "X$echo" = Xecho; then |
431 |
# We didn't find a better echo, so look for alternatives. |
432 |
if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' && |
433 |
echo_testing_string=`(print -r "$echo_test_string") 2>/dev/null` && |
434 |
test "X$echo_testing_string" = "X$echo_test_string"; then |
435 |
# This shell has a builtin print -r that does the trick. |
436 |
echo='print -r' |
437 |
elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) && |
438 |
test "X$CONFIG_SHELL" != X/bin/ksh; then |
439 |
# If we have ksh, try running ltconfig again with it. |
440 |
ORIGINAL_CONFIG_SHELL=${CONFIG_SHELL-/bin/sh} |
441 |
export ORIGINAL_CONFIG_SHELL |
442 |
CONFIG_SHELL=/bin/ksh |
443 |
export CONFIG_SHELL |
444 |
exec $CONFIG_SHELL "[$]0" --no-reexec ${1+"[$]@"} |
445 |
else |
446 |
# Try using printf. |
447 |
echo='printf %s\n' |
448 |
if test "X`($echo '\t') 2>/dev/null`" = 'X\t' && |
449 |
echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` && |
450 |
test "X$echo_testing_string" = "X$echo_test_string"; then |
451 |
# Cool, printf works |
452 |
: |
453 |
elif echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo '\t') 2>/dev/null` && |
454 |
test "X$echo_testing_string" = 'X\t' && |
455 |
echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` && |
456 |
test "X$echo_testing_string" = "X$echo_test_string"; then |
457 |
CONFIG_SHELL=$ORIGINAL_CONFIG_SHELL |
458 |
export CONFIG_SHELL |
459 |
SHELL="$CONFIG_SHELL" |
460 |
export SHELL |
461 |
echo="$CONFIG_SHELL [$]0 --fallback-echo" |
462 |
elif echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo '\t') 2>/dev/null` && |
463 |
test "X$echo_testing_string" = 'X\t' && |
464 |
echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` && |
465 |
test "X$echo_testing_string" = "X$echo_test_string"; then |
466 |
echo="$CONFIG_SHELL [$]0 --fallback-echo" |
467 |
else |
468 |
# maybe with a smaller string... |
469 |
prev=: |
470 |
|
471 |
for cmd in 'echo test' 'sed 2q "[$]0"' 'sed 10q "[$]0"' 'sed 20q "[$]0"' 'sed 50q "[$]0"'; do |
472 |
if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null |
473 |
then |
474 |
break |
475 |
fi |
476 |
prev="$cmd" |
477 |
done |
478 |
|
479 |
if test "$prev" != 'sed 50q "[$]0"'; then |
480 |
echo_test_string=`eval $prev` |
481 |
export echo_test_string |
482 |
exec ${ORIGINAL_CONFIG_SHELL-${CONFIG_SHELL-/bin/sh}} "[$]0" ${1+"[$]@"} |
483 |
else |
484 |
# Oops. We lost completely, so just stick with echo. |
485 |
echo=echo |
486 |
fi |
487 |
fi |
488 |
fi |
489 |
fi |
490 |
fi |
491 |
fi |
492 |
|
493 |
# Copy echo and quote the copy suitably for passing to libtool from |
494 |
# the Makefile, instead of quoting the original, which is used later. |
495 |
ECHO=$echo |
496 |
if test "X$ECHO" = "X$CONFIG_SHELL [$]0 --fallback-echo"; then |
497 |
ECHO="$CONFIG_SHELL \\\$\[$]0 --fallback-echo" |
498 |
fi |
499 |
|
500 |
AC_SUBST(ECHO) |
501 |
AC_DIVERT_POP |
502 |
])# _LT_AC_PROG_ECHO_BACKSLASH |
503 |
|
504 |
# _LT_AC_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE, |
505 |
# ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING) |
506 |
# ------------------------------------------------------------------ |
507 |
AC_DEFUN(_LT_AC_TRY_DLOPEN_SELF, |
508 |
[if test "$cross_compiling" = yes; then : |
509 |
[$4] |
510 |
else |
511 |
AC_REQUIRE([_LT_AC_CHECK_DLFCN])dnl |
512 |
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 |
513 |
lt_status=$lt_dlunknown |
514 |
cat > conftest.$ac_ext <<EOF |
515 |
[#line __oline__ "configure" |
516 |
#include "confdefs.h" |
517 |
|
518 |
#if HAVE_DLFCN_H |
519 |
#include <dlfcn.h> |
520 |
#endif |
521 |
|
522 |
#include <stdio.h> |
523 |
|
524 |
#ifdef RTLD_GLOBAL |
525 |
# define LT_DLGLOBAL RTLD_GLOBAL |
526 |
#else |
527 |
# ifdef DL_GLOBAL |
528 |
# define LT_DLGLOBAL DL_GLOBAL |
529 |
# else |
530 |
# define LT_DLGLOBAL 0 |
531 |
# endif |
532 |
#endif |
533 |
|
534 |
/* We may have to define LT_DLLAZY_OR_NOW in the command line if we |
535 |
find out it does not work in some platform. */ |
536 |
#ifndef LT_DLLAZY_OR_NOW |
537 |
# ifdef RTLD_LAZY |
538 |
# define LT_DLLAZY_OR_NOW RTLD_LAZY |
539 |
# else |
540 |
# ifdef DL_LAZY |
541 |
# define LT_DLLAZY_OR_NOW DL_LAZY |
542 |
# else |
543 |
# ifdef RTLD_NOW |
544 |
# define LT_DLLAZY_OR_NOW RTLD_NOW |
545 |
# else |
546 |
# ifdef DL_NOW |
547 |
# define LT_DLLAZY_OR_NOW DL_NOW |
548 |
# else |
549 |
# define LT_DLLAZY_OR_NOW 0 |
550 |
# endif |
551 |
# endif |
552 |
# endif |
553 |
# endif |
554 |
#endif |
555 |
|
556 |
#ifdef __cplusplus |
557 |
extern "C" void exit (int); |
558 |
#endif |
559 |
|
560 |
fnord() { int i=42;} |
561 |
main () |
562 |
{ |
563 |
void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW); |
564 |
int status = $lt_dlunknown; |
565 |
|
566 |
if (self) |
567 |
{ |
568 |
if (dlsym (self,"fnord")) status = $lt_dlno_uscore; |
569 |
else if (dlsym( self,"_fnord")) status = $lt_dlneed_uscore; |
570 |
/* dlclose (self); */ |
571 |
} |
572 |
|
573 |
exit (status); |
574 |
}] |
575 |
EOF |
576 |
if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then |
577 |
(./conftest; exit; ) 2>/dev/null |
578 |
lt_status=$? |
579 |
case x$lt_status in |
580 |
x$lt_dlno_uscore) $1 ;; |
581 |
x$lt_dlneed_uscore) $2 ;; |
582 |
x$lt_unknown|x*) $3 ;; |
583 |
esac |
584 |
else : |
585 |
# compilation failed |
586 |
$3 |
587 |
fi |
588 |
fi |
589 |
rm -fr conftest* |
590 |
])# _LT_AC_TRY_DLOPEN_SELF |
591 |
|
592 |
# AC_LIBTOOL_DLOPEN_SELF |
593 |
# ------------------- |
594 |
AC_DEFUN(AC_LIBTOOL_DLOPEN_SELF, |
595 |
[if test "x$enable_dlopen" != xyes; then |
596 |
enable_dlopen=unknown |
597 |
enable_dlopen_self=unknown |
598 |
enable_dlopen_self_static=unknown |
599 |
else |
600 |
lt_cv_dlopen=no |
601 |
lt_cv_dlopen_libs= |
602 |
|
603 |
case "$host_os" in |
604 |
beos*) |
605 |
lt_cv_dlopen="load_add_on" |
606 |
lt_cv_dlopen_libs= |
607 |
lt_cv_dlopen_self=yes |
608 |
;; |
609 |
|
610 |
cygwin* | mingw* | pw32*) |
611 |
lt_cv_dlopen="LoadLibrary" |
612 |
lt_cv_dlopen_libs= |
613 |
;; |
614 |
|
615 |
*) |
616 |
AC_CHECK_LIB(dl, dlopen, [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"], |
617 |
[AC_CHECK_FUNC(dlopen, lt_cv_dlopen="dlopen", |
618 |
[AC_CHECK_FUNC(shl_load, lt_cv_dlopen="shl_load", |
619 |
[AC_CHECK_LIB(svld, dlopen, |
620 |
[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"], |
621 |
[AC_CHECK_LIB(dld, shl_load, |
622 |
[lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-dld"]) |
623 |
]) |
624 |
]) |
625 |
]) |
626 |
]) |
627 |
;; |
628 |
esac |
629 |
|
630 |
if test "x$lt_cv_dlopen" != xno; then |
631 |
enable_dlopen=yes |
632 |
else |
633 |
enable_dlopen=no |
634 |
fi |
635 |
|
636 |
case "$lt_cv_dlopen" in |
637 |
dlopen) |
638 |
save_CPPFLAGS="$CPP_FLAGS" |
639 |
AC_REQUIRE([_LT_AC_CHECK_DLFCN])dnl |
640 |
test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H" |
641 |
|
642 |
save_LDFLAGS="$LDFLAGS" |
643 |
eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\" |
644 |
|
645 |
save_LIBS="$LIBS" |
646 |
LIBS="$lt_cv_dlopen_libs $LIBS" |
647 |
|
648 |
AC_CACHE_CHECK([whether a program can dlopen itself], |
649 |
lt_cv_dlopen_self, [dnl |
650 |
_LT_AC_TRY_DLOPEN_SELF( |
651 |
lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes, |
652 |
lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross) |
653 |
]) |
654 |
|
655 |
if test "x$lt_cv_dlopen_self" = xyes; then |
656 |
LDFLAGS="$LDFLAGS $link_static_flag" |
657 |
AC_CACHE_CHECK([whether a statically linked program can dlopen itself], |
658 |
lt_cv_dlopen_self_static, [dnl |
659 |
_LT_AC_TRY_DLOPEN_SELF( |
660 |
lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes, |
661 |
lt_cv_dlopen_self_static=no, lt_cv_dlopen_self_static=cross) |
662 |
]) |
663 |
fi |
664 |
|
665 |
CPPFLAGS="$save_CPPFLAGS" |
666 |
LDFLAGS="$save_LDFLAGS" |
667 |
LIBS="$save_LIBS" |
668 |
;; |
669 |
esac |
670 |
|
671 |
case "$lt_cv_dlopen_self" in |
672 |
yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;; |
673 |
*) enable_dlopen_self=unknown ;; |
674 |
esac |
675 |
|
676 |
case "$lt_cv_dlopen_self_static" in |
677 |
yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;; |
678 |
*) enable_dlopen_self_static=unknown ;; |
679 |
esac |
680 |
fi |
681 |
])# AC_LIBTOOL_DLOPEN_SELF |
682 |
|
683 |
AC_DEFUN([_LT_AC_LTCONFIG_HACK], |
684 |
[AC_REQUIRE([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE])dnl |
685 |
# Sed substitution that helps us do robust quoting. It backslashifies |
686 |
# metacharacters that are still active within double-quoted strings. |
687 |
Xsed='sed -e s/^X//' |
688 |
[sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g'] |
689 |
|
690 |
# Same as above, but do not quote variable references. |
691 |
[double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g'] |
692 |
|
693 |
# Sed substitution to delay expansion of an escaped shell variable in a |
694 |
# double_quote_subst'ed string. |
695 |
delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g' |
696 |
|
697 |
# Constants: |
698 |
rm="rm -f" |
699 |
|
700 |
# Global variables: |
701 |
default_ofile=libtool |
702 |
can_build_shared=yes |
703 |
|
704 |
# All known linkers require a `.a' archive for static linking (except M$VC, |
705 |
# which needs '.lib'). |
706 |
libext=a |
707 |
ltmain="$ac_aux_dir/ltmain.sh" |
708 |
ofile="$default_ofile" |
709 |
with_gnu_ld="$lt_cv_prog_gnu_ld" |
710 |
need_locks="$enable_libtool_lock" |
711 |
|
712 |
old_CC="$CC" |
713 |
old_CFLAGS="$CFLAGS" |
714 |
|
715 |
# Set sane defaults for various variables |
716 |
test -z "$AR" && AR=ar |
717 |
test -z "$AR_FLAGS" && AR_FLAGS=cru |
718 |
test -z "$AS" && AS=as |
719 |
test -z "$CC" && CC=cc |
720 |
test -z "$DLLTOOL" && DLLTOOL=dlltool |
721 |
test -z "$LD" && LD=ld |
722 |
test -z "$LN_S" && LN_S="ln -s" |
723 |
test -z "$MAGIC_CMD" && MAGIC_CMD=file |
724 |
test -z "$NM" && NM=nm |
725 |
test -z "$OBJDUMP" && OBJDUMP=objdump |
726 |
test -z "$RANLIB" && RANLIB=: |
727 |
test -z "$STRIP" && STRIP=: |
728 |
test -z "$ac_objext" && ac_objext=o |
729 |
|
730 |
if test x"$host" != x"$build"; then |
731 |
ac_tool_prefix=${host_alias}- |
732 |
else |
733 |
ac_tool_prefix= |
734 |
fi |
735 |
|
736 |
# Transform linux* to *-*-linux-gnu*, to support old configure scripts. |
737 |
case "$host_os" in |
738 |
linux-gnu*) ;; |
739 |
linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'` |
740 |
esac |
741 |
|
742 |
case "$host_os" in |
743 |
aix3*) |
744 |
# AIX sometimes has problems with the GCC collect2 program. For some |
745 |
# reason, if we set the COLLECT_NAMES environment variable, the problems |
746 |
# vanish in a puff of smoke. |
747 |
if test "X${COLLECT_NAMES+set}" != Xset; then |
748 |
COLLECT_NAMES= |
749 |
export COLLECT_NAMES |
750 |
fi |
751 |
;; |
752 |
esac |
753 |
|
754 |
# Determine commands to create old-style static archives. |
755 |
old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs' |
756 |
old_postinstall_cmds='chmod 644 $oldlib' |
757 |
old_postuninstall_cmds= |
758 |
|
759 |
if test -n "$RANLIB"; then |
760 |
old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib" |
761 |
old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds" |
762 |
fi |
763 |
|
764 |
# Allow CC to be a program name with arguments. |
765 |
set dummy $CC |
766 |
compiler="[$]2" |
767 |
|
768 |
## FIXME: this should be a separate macro |
769 |
## |
770 |
AC_MSG_CHECKING([for objdir]) |
771 |
rm -f .libs 2>/dev/null |
772 |
mkdir .libs 2>/dev/null |
773 |
if test -d .libs; then |
774 |
objdir=.libs |
775 |
else |
776 |
# MS-DOS does not allow filenames that begin with a dot. |
777 |
objdir=_libs |
778 |
fi |
779 |
rmdir .libs 2>/dev/null |
780 |
AC_MSG_RESULT($objdir) |
781 |
## |
782 |
## END FIXME |
783 |
|
784 |
|
785 |
## FIXME: this should be a separate macro |
786 |
## |
787 |
AC_ARG_WITH(pic, [dnl |
788 |
--with-pic try to use only PIC/non-PIC objects [default=use both]], |
789 |
pic_mode="$withval", pic_mode=default) |
790 |
test -z "$pic_mode" && pic_mode=default |
791 |
|
792 |
# We assume here that the value for lt_cv_prog_cc_pic will not be cached |
793 |
# in isolation, and that seeing it set (from the cache) indicates that |
794 |
# the associated values are set (in the cache) correctly too. |
795 |
AC_MSG_CHECKING([for $compiler option to produce PIC]) |
796 |
AC_CACHE_VAL(lt_cv_prog_cc_pic, |
797 |
[ lt_cv_prog_cc_pic= |
798 |
lt_cv_prog_cc_shlib= |
799 |
lt_cv_prog_cc_wl= |
800 |
lt_cv_prog_cc_static= |
801 |
lt_cv_prog_cc_no_builtin= |
802 |
lt_cv_prog_cc_can_build_shared=$can_build_shared |
803 |
|
804 |
if test "$GCC" = yes; then |
805 |
lt_cv_prog_cc_wl='-Wl,' |
806 |
lt_cv_prog_cc_static='-static' |
807 |
|
808 |
case "$host_os" in |
809 |
beos* | irix5* | irix6* | osf3* | osf4* | osf5*) |
810 |
# PIC is the default for these OSes. |
811 |
;; |
812 |
aix*) |
813 |
# Below there is a dirty hack to force normal static linking with -ldl |
814 |
# The problem is because libdl dynamically linked with both libc and |
815 |
# libC (AIX C++ library), which obviously doesn't included in libraries |
816 |
# list by gcc. This cause undefined symbols with -static flags. |
817 |
# This hack allows C programs to be linked with "-static -ldl", but |
818 |
# we not sure about C++ programs. |
819 |
lt_cv_prog_cc_static="$lt_cv_prog_cc_static ${lt_cv_prog_cc_wl}-lC" |
820 |
;; |
821 |
cygwin* | mingw* | pw32* | os2*) |
822 |
# This hack is so that the source file can tell whether it is being |
823 |
# built for inclusion in a dll (and should export symbols for example). |
824 |
lt_cv_prog_cc_pic='-DDLL_EXPORT' |
825 |
;; |
826 |
amigaos*) |
827 |
# FIXME: we need at least 68020 code to build shared libraries, but |
828 |
# adding the `-m68020' flag to GCC prevents building anything better, |
829 |
# like `-m68040'. |
830 |
lt_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4' |
831 |
;; |
832 |
sysv4*MP*) |
833 |
if test -d /usr/nec; then |
834 |
lt_cv_prog_cc_pic=-Kconform_pic |
835 |
fi |
836 |
;; |
837 |
*) |
838 |
lt_cv_prog_cc_pic='-fPIC' |
839 |
;; |
840 |
esac |
841 |
else |
842 |
# PORTME Check for PIC flags for the system compiler. |
843 |
case "$host_os" in |
844 |
aix3* | aix4*) |
845 |
# All AIX code is PIC. |
846 |
lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp' |
847 |
;; |
848 |
|
849 |
hpux9* | hpux10* | hpux11*) |
850 |
# Is there a better lt_cv_prog_cc_static that works with the bundled CC? |
851 |
lt_cv_prog_cc_wl='-Wl,' |
852 |
lt_cv_prog_cc_static="${lt_cv_prog_cc_wl}-a ${lt_cv_prog_cc_wl}archive" |
853 |
lt_cv_prog_cc_pic='+Z' |
854 |
;; |
855 |
|
856 |
irix5* | irix6*) |
857 |
lt_cv_prog_cc_wl='-Wl,' |
858 |
lt_cv_prog_cc_static='-non_shared' |
859 |
# PIC (with -KPIC) is the default. |
860 |
;; |
861 |
|
862 |
cygwin* | mingw* | pw32* | os2*) |
863 |
# This hack is so that the source file can tell whether it is being |
864 |
# built for inclusion in a dll (and should export symbols for example). |
865 |
lt_cv_prog_cc_pic='-DDLL_EXPORT' |
866 |
;; |
867 |
|
868 |
newsos6) |
869 |
lt_cv_prog_cc_pic='-KPIC' |
870 |
lt_cv_prog_cc_static='-Bstatic' |
871 |
;; |
872 |
|
873 |
osf3* | osf4* | osf5*) |
874 |
# All OSF/1 code is PIC. |
875 |
lt_cv_prog_cc_wl='-Wl,' |
876 |
lt_cv_prog_cc_static='-non_shared' |
877 |
;; |
878 |
|
879 |
sco3.2v5*) |
880 |
lt_cv_prog_cc_pic='-Kpic' |
881 |
lt_cv_prog_cc_static='-dn' |
882 |
lt_cv_prog_cc_shlib='-belf' |
883 |
;; |
884 |
|
885 |
solaris*) |
886 |
lt_cv_prog_cc_pic='-KPIC' |
887 |
lt_cv_prog_cc_static='-Bstatic' |
888 |
lt_cv_prog_cc_wl='-Wl,' |
889 |
;; |
890 |
|
891 |
sunos4*) |
892 |
lt_cv_prog_cc_pic='-PIC' |
893 |
lt_cv_prog_cc_static='-Bstatic' |
894 |
lt_cv_prog_cc_wl='-Qoption ld ' |
895 |
;; |
896 |
|
897 |
sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) |
898 |
lt_cv_prog_cc_pic='-KPIC' |
899 |
lt_cv_prog_cc_static='-Bstatic' |
900 |
if test "x$host_vendor" = xsni; then |
901 |
lt_cv_prog_cc_wl='-LD' |
902 |
else |
903 |
lt_cv_prog_cc_wl='-Wl,' |
904 |
fi |
905 |
;; |
906 |
|
907 |
uts4*) |
908 |
lt_cv_prog_cc_pic='-pic' |
909 |
lt_cv_prog_cc_static='-Bstatic' |
910 |
;; |
911 |
|
912 |
sysv4*MP*) |
913 |
if test -d /usr/nec ;then |
914 |
lt_cv_prog_cc_pic='-Kconform_pic' |
915 |
lt_cv_prog_cc_static='-Bstatic' |
916 |
fi |
917 |
;; |
918 |
|
919 |
*) |
920 |
lt_cv_prog_cc_can_build_shared=no |
921 |
;; |
922 |
esac |
923 |
fi |
924 |
]) |
925 |
if test -z "$lt_cv_prog_cc_pic"; then |
926 |
AC_MSG_RESULT([none]) |
927 |
else |
928 |
AC_MSG_RESULT([$lt_cv_prog_cc_pic]) |
929 |
|
930 |
# Check to make sure the pic_flag actually works. |
931 |
AC_MSG_CHECKING([if $compiler PIC flag $lt_cv_prog_cc_pic works]) |
932 |
AC_CACHE_VAL(lt_cv_prog_cc_pic_works, [dnl |
933 |
save_CFLAGS="$CFLAGS" |
934 |
CFLAGS="$CFLAGS $lt_cv_prog_cc_pic -DPIC" |
935 |
AC_TRY_COMPILE([], [], [dnl |
936 |
case "$host_os" in |
937 |
hpux9* | hpux10* | hpux11*) |
938 |
# On HP-UX, both CC and GCC only warn that PIC is supported... then |
939 |
# they create non-PIC objects. So, if there were any warnings, we |
940 |
# assume that PIC is not supported. |
941 |
if test -s conftest.err; then |
942 |
lt_cv_prog_cc_pic_works=no |
943 |
else |
944 |
lt_cv_prog_cc_pic_works=yes |
945 |
fi |
946 |
;; |
947 |
*) |
948 |
lt_cv_prog_cc_pic_works=yes |
949 |
;; |
950 |
esac |
951 |
], [dnl |
952 |
lt_cv_prog_cc_pic_works=no |
953 |
]) |
954 |
CFLAGS="$save_CFLAGS" |
955 |
]) |
956 |
|
957 |
if test "X$lt_cv_prog_cc_pic_works" = Xno; then |
958 |
lt_cv_prog_cc_pic= |
959 |
lt_cv_prog_cc_can_build_shared=no |
960 |
else |
961 |
lt_cv_prog_cc_pic=" $lt_cv_prog_cc_pic" |
962 |
fi |
963 |
|
964 |
AC_MSG_RESULT([$lt_cv_prog_cc_pic_works]) |
965 |
fi |
966 |
## |
967 |
## END FIXME |
968 |
|
969 |
# Check for any special shared library compilation flags. |
970 |
if test -n "$lt_cv_prog_cc_shlib"; then |
971 |
AC_MSG_WARN([\`$CC' requires \`$lt_cv_prog_cc_shlib' to build shared libraries]) |
972 |
if echo "$old_CC $old_CFLAGS " | [egrep -e "[ ]$lt_cv_prog_cc_shlib[ ]"] >/dev/null; then : |
973 |
else |
974 |
AC_MSG_WARN([add \`$lt_cv_prog_cc_shlib' to the CC or CFLAGS env variable and reconfigure]) |
975 |
lt_cv_prog_cc_can_build_shared=no |
976 |
fi |
977 |
fi |
978 |
|
979 |
## FIXME: this should be a separate macro |
980 |
## |
981 |
AC_MSG_CHECKING([if $compiler static flag $lt_cv_prog_cc_static works]) |
982 |
AC_CACHE_VAL([lt_cv_prog_cc_static_works], [dnl |
983 |
lt_cv_prog_cc_static_works=no |
984 |
save_LDFLAGS="$LDFLAGS" |
985 |
LDFLAGS="$LDFLAGS $lt_cv_prog_cc_static" |
986 |
AC_TRY_LINK([], [], [lt_cv_prog_cc_static_works=yes]) |
987 |
LDFLAGS="$save_LDFLAGS" |
988 |
]) |
989 |
|
990 |
# Belt *and* braces to stop my trousers falling down: |
991 |
test "X$lt_cv_prog_cc_static_works" = Xno && lt_cv_prog_cc_static= |
992 |
AC_MSG_RESULT([$lt_cv_prog_cc_static_works]) |
993 |
|
994 |
pic_flag="$lt_cv_prog_cc_pic" |
995 |
special_shlib_compile_flags="$lt_cv_prog_cc_shlib" |
996 |
wl="$lt_cv_prog_cc_wl" |
997 |
link_static_flag="$lt_cv_prog_cc_static" |
998 |
no_builtin_flag="$lt_cv_prog_cc_no_builtin" |
999 |
can_build_shared="$lt_cv_prog_cc_can_build_shared" |
1000 |
## |
1001 |
## END FIXME |
1002 |
|
1003 |
|
1004 |
## FIXME: this should be a separate macro |
1005 |
## |
1006 |
# Check to see if options -o and -c are simultaneously supported by compiler |
1007 |
AC_MSG_CHECKING([if $compiler supports -c -o file.$ac_objext]) |
1008 |
$rm -r conftest 2>/dev/null |
1009 |
mkdir conftest |
1010 |
cd conftest |
1011 |
echo "int some_variable = 0;" > conftest.$ac_ext |
1012 |
mkdir out |
1013 |
# According to Tom Tromey, Ian Lance Taylor reported there are C compilers |
1014 |
# that will create temporary files in the current directory regardless of |
1015 |
# the output directory. Thus, making CWD read-only will cause this test |
1016 |
# to fail, enabling locking or at least warning the user not to do parallel |
1017 |
# builds. |
1018 |
chmod -w . |
1019 |
save_CFLAGS="$CFLAGS" |
1020 |
CFLAGS="$CFLAGS -o out/conftest2.$ac_objext" |
1021 |
compiler_c_o=no |
1022 |
if { (eval echo configure:__oline__: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.$ac_objext; then |
1023 |
# The compiler can only warn and ignore the option if not recognized |
1024 |
# So say no if there are warnings |
1025 |
if test -s out/conftest.err; then |
1026 |
compiler_c_o=no |
1027 |
else |
1028 |
compiler_c_o=yes |
1029 |
fi |
1030 |
else |
1031 |
# Append any errors to the config.log. |
1032 |
cat out/conftest.err 1>&AC_FD_CC |
1033 |
compiler_c_o=no |
1034 |
fi |
1035 |
AC_MSG_RESULT([$compiler_c_o]) |
1036 |
CFLAGS="$save_CFLAGS" |
1037 |
chmod u+w . |
1038 |
$rm conftest* out/* |
1039 |
rmdir out |
1040 |
cd .. |
1041 |
rmdir conftest |
1042 |
$rm -r conftest 2>/dev/null |
1043 |
|
1044 |
if test x"$compiler_c_o" = x"yes"; then |
1045 |
# Check to see if we can write to a .lo |
1046 |
AC_MSG_CHECKING([if $compiler supports -c -o file.lo]) |
1047 |
compiler_o_lo=no |
1048 |
save_CFLAGS="$CFLAGS" |
1049 |
CFLAGS="$CFLAGS -c -o conftest.lo" |
1050 |
AC_TRY_COMPILE([], [int some_variable = 0;], [dnl |
1051 |
# The compiler can only warn and ignore the option if not recognized |
1052 |
# So say no if there are warnings |
1053 |
if test -s conftest.err; then |
1054 |
compiler_o_lo=no |
1055 |
else |
1056 |
compiler_o_lo=yes |
1057 |
fi |
1058 |
]) |
1059 |
AC_MSG_RESULT([$compiler_c_o]) |
1060 |
CFLAGS="$save_CFLAGS" |
1061 |
else |
1062 |
compiler_o_lo=no |
1063 |
fi |
1064 |
## |
1065 |
## END FIXME |
1066 |
|
1067 |
## FIXME: this should be a separate macro |
1068 |
## |
1069 |
# Check to see if we can do hard links to lock some files if needed |
1070 |
hard_links="nottested" |
1071 |
if test "$compiler_c_o" = no && test "$need_locks" != no; then |
1072 |
# do not overwrite the value of need_locks provided by the user |
1073 |
AC_MSG_CHECKING([if we can lock with hard links]) |
1074 |
hard_links=yes |
1075 |
$rm conftest* |
1076 |
ln conftest.a conftest.b 2>/dev/null && hard_links=no |
1077 |
touch conftest.a |
1078 |
ln conftest.a conftest.b 2>&5 || hard_links=no |
1079 |
ln conftest.a conftest.b 2>/dev/null && hard_links=no |
1080 |
AC_MSG_RESULT([$hard_links]) |
1081 |
if test "$hard_links" = no; then |
1082 |
AC_MSG_WARN([\`$CC' does not support \`-c -o', so \`make -j' may be unsafe]) |
1083 |
need_locks=warn |
1084 |
fi |
1085 |
else |
1086 |
need_locks=no |
1087 |
fi |
1088 |
## |
1089 |
## END FIXME |
1090 |
|
1091 |
## FIXME: this should be a separate macro |
1092 |
## |
1093 |
if test "$GCC" = yes; then |
1094 |
# Check to see if options -fno-rtti -fno-exceptions are supported by compiler |
1095 |
AC_MSG_CHECKING([if $compiler supports -fno-rtti -fno-exceptions]) |
1096 |
echo "int some_variable = 0;" > conftest.$ac_ext |
1097 |
save_CFLAGS="$CFLAGS" |
1098 |
CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.$ac_ext" |
1099 |
compiler_rtti_exceptions=no |
1100 |
AC_TRY_COMPILE([], [int some_variable = 0;], [dnl |
1101 |
# The compiler can only warn and ignore the option if not recognized |
1102 |
# So say no if there are warnings |
1103 |
if test -s conftest.err; then |
1104 |
compiler_rtti_exceptions=no |
1105 |
else |
1106 |
compiler_rtti_exceptions=yes |
1107 |
fi |
1108 |
]) |
1109 |
CFLAGS="$save_CFLAGS" |
1110 |
AC_MSG_RESULT([$compiler_rtti_exceptions]) |
1111 |
|
1112 |
if test "$compiler_rtti_exceptions" = "yes"; then |
1113 |
no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions' |
1114 |
else |
1115 |
no_builtin_flag=' -fno-builtin' |
1116 |
fi |
1117 |
fi |
1118 |
## |
1119 |
## END FIXME |
1120 |
|
1121 |
## FIXME: this should be a separate macro |
1122 |
## |
1123 |
# See if the linker supports building shared libraries. |
1124 |
AC_MSG_CHECKING([whether the linker ($LD) supports shared libraries]) |
1125 |
|
1126 |
allow_undefined_flag= |
1127 |
no_undefined_flag= |
1128 |
need_lib_prefix=unknown |
1129 |
need_version=unknown |
1130 |
# when you set need_version to no, make sure it does not cause -set_version |
1131 |
# flags to be left without arguments |
1132 |
archive_cmds= |
1133 |
archive_expsym_cmds= |
1134 |
old_archive_from_new_cmds= |
1135 |
old_archive_from_expsyms_cmds= |
1136 |
export_dynamic_flag_spec= |
1137 |
whole_archive_flag_spec= |
1138 |
thread_safe_flag_spec= |
1139 |
hardcode_into_libs=no |
1140 |
hardcode_libdir_flag_spec= |
1141 |
hardcode_libdir_separator= |
1142 |
hardcode_direct=no |
1143 |
hardcode_minus_L=no |
1144 |
hardcode_shlibpath_var=unsupported |
1145 |
runpath_var= |
1146 |
link_all_deplibs=unknown |
1147 |
always_export_symbols=no |
1148 |
export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols' |
1149 |
# include_expsyms should be a list of space-separated symbols to be *always* |
1150 |
# included in the symbol list |
1151 |
include_expsyms= |
1152 |
# exclude_expsyms can be an egrep regular expression of symbols to exclude |
1153 |
# it will be wrapped by ` (' and `)$', so one must not match beginning or |
1154 |
# end of line. Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc', |
1155 |
# as well as any symbol that contains `d'. |
1156 |
exclude_expsyms="_GLOBAL_OFFSET_TABLE_" |
1157 |
# Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out |
1158 |
# platforms (ab)use it in PIC code, but their linkers get confused if |
1159 |
# the symbol is explicitly referenced. Since portable code cannot |
1160 |
# rely on this symbol name, it's probably fine to never include it in |
1161 |
# preloaded symbol tables. |
1162 |
extract_expsyms_cmds= |
1163 |
|
1164 |
case "$host_os" in |
1165 |
cygwin* | mingw* | pw32* ) |
1166 |
# FIXME: the MSVC++ port hasn't been tested in a loooong time |
1167 |
# When not using gcc, we currently assume that we are using |
1168 |
# Microsoft Visual C++. |
1169 |
if test "$GCC" != yes; then |
1170 |
with_gnu_ld=no |
1171 |
fi |
1172 |
;; |
1173 |
|
1174 |
esac |
1175 |
|
1176 |
ld_shlibs=yes |
1177 |
if test "$with_gnu_ld" = yes; then |
1178 |
# If archive_cmds runs LD, not CC, wlarc should be empty |
1179 |
wlarc='${wl}' |
1180 |
|
1181 |
# See if GNU ld supports shared libraries. |
1182 |
case "$host_os" in |
1183 |
aix3* | aix4*) |
1184 |
# On AIX, the GNU linker is very broken |
1185 |
ld_shlibs=no |
1186 |
cat <<EOF 1>&2 |
1187 |
|
1188 |
*** Warning: the GNU linker, at least up to release 2.9.1, is reported |
1189 |
*** to be unable to reliably create shared libraries on AIX. |
1190 |
*** Therefore, libtool is disabling shared libraries support. If you |
1191 |
*** really care for shared libraries, you may want to modify your PATH |
1192 |
*** so that a non-GNU linker is found, and then restart. |
1193 |
|
1194 |
EOF |
1195 |
;; |
1196 |
|
1197 |
amigaos*) |
1198 |
archive_cmds='$rm $output_objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)' |
1199 |
hardcode_libdir_flag_spec='-L$libdir' |
1200 |
hardcode_minus_L=yes |
1201 |
|
1202 |
# Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports |
1203 |
# that the semantics of dynamic libraries on AmigaOS, at least up |
1204 |
# to version 4, is to share data among multiple programs linked |
1205 |
# with the same dynamic library. Since this doesn't match the |
1206 |
# behavior of shared libraries on other platforms, we can use |
1207 |
# them. |
1208 |
ld_shlibs=no |
1209 |
;; |
1210 |
|
1211 |
beos*) |
1212 |
if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then |
1213 |
allow_undefined_flag=unsupported |
1214 |
# Joseph Beckenbach <jrb3@best.com> says some releases of gcc |
1215 |
# support --undefined. This deserves some investigation. FIXME |
1216 |
archive_cmds='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' |
1217 |
else |
1218 |
ld_shlibs=no |
1219 |
fi |
1220 |
;; |
1221 |
|
1222 |
cygwin* | mingw* | pw32*) |
1223 |
# hardcode_libdir_flag_spec is actually meaningless, as there is |
1224 |
# no search path for DLLs. |
1225 |
hardcode_libdir_flag_spec='-L$libdir' |
1226 |
allow_undefined_flag=unsupported |
1227 |
always_export_symbols=yes |
1228 |
|
1229 |
extract_expsyms_cmds='test -f $output_objdir/impgen.c || \ |
1230 |
sed -e "/^# \/\* impgen\.c starts here \*\//,/^# \/\* impgen.c ends here \*\// { s/^# //;s/^# *$//; p; }" -e d < $''0 > $output_objdir/impgen.c~ |
1231 |
test -f $output_objdir/impgen.exe || (cd $output_objdir && \ |
1232 |
if test "x$HOST_CC" != "x" ; then $HOST_CC -o impgen impgen.c ; \ |
1233 |
else $CC -o impgen impgen.c ; fi)~ |
1234 |
$output_objdir/impgen $dir/$soname > $output_objdir/$soname-def' |
1235 |
|
1236 |
old_archive_from_expsyms_cmds='$DLLTOOL --as=$AS --dllname $soname --def $output_objdir/$soname-def --output-lib $output_objdir/$newlib' |
1237 |
|
1238 |
# cygwin and mingw dlls have different entry points and sets of symbols |
1239 |
# to exclude. |
1240 |
# FIXME: what about values for MSVC? |
1241 |
dll_entry=__cygwin_dll_entry@12 |
1242 |
dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12~ |
1243 |
case "$host_os" in |
1244 |
mingw*) |
1245 |
# mingw values |
1246 |
dll_entry=_DllMainCRTStartup@12 |
1247 |
dll_exclude_symbols=DllMain@12,DllMainCRTStartup@12,DllEntryPoint@12~ |
1248 |
;; |
1249 |
esac |
1250 |
|
1251 |
# mingw and cygwin differ, and it's simplest to just exclude the union |
1252 |
# of the two symbol sets. |
1253 |
dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12,DllMainCRTStartup@12,DllEntryPoint@12 |
1254 |
|
1255 |
# recent cygwin and mingw systems supply a stub DllMain which the user |
1256 |
# can override, but on older systems we have to supply one (in ltdll.c) |
1257 |
if test "x$lt_cv_need_dllmain" = "xyes"; then |
1258 |
ltdll_obj='$output_objdir/$soname-ltdll.'"$ac_objext " |
1259 |
ltdll_cmds='test -f $output_objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < [$]0 > $output_objdir/$soname-ltdll.c~ |
1260 |
test -f $output_objdir/$soname-ltdll.$ac_objext || (cd $output_objdir && $CC -c $soname-ltdll.c)~' |
1261 |
else |
1262 |
ltdll_obj= |
1263 |
ltdll_cmds= |
1264 |
fi |
1265 |
|
1266 |
# Extract the symbol export list from an `--export-all' def file, |
1267 |
# then regenerate the def file from the symbol export list, so that |
1268 |
# the compiled dll only exports the symbol export list. |
1269 |
# Be careful not to strip the DATA tag left be newer dlltools. |
1270 |
export_symbols_cmds="$ltdll_cmds"' |
1271 |
$DLLTOOL --export-all --exclude-symbols '$dll_exclude_symbols' --output-def $output_objdir/$soname-def '$ltdll_obj'$libobjs $convenience~ |
1272 |
[sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//"] < $output_objdir/$soname-def > $export_symbols' |
1273 |
|
1274 |
# If DATA tags from a recent dlltool are present, honour them! |
1275 |
archive_expsym_cmds='echo EXPORTS > $output_objdir/$soname-def~ |
1276 |
_lt_hint=1; |
1277 |
cat $export_symbols | while read symbol; do |
1278 |
set dummy \$symbol; |
1279 |
case \[$]# in |
1280 |
2) echo " \[$]2 @ \$_lt_hint ; " >> $output_objdir/$soname-def;; |
1281 |
*) echo " \[$]2 @ \$_lt_hint \[$]3 ; " >> $output_objdir/$soname-def;; |
1282 |
esac; |
1283 |
_lt_hint=`expr 1 + \$_lt_hint`; |
1284 |
done~ |
1285 |
'"$ltdll_cmds"' |
1286 |
$CC -Wl,--base-file,$output_objdir/$soname-base '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags~ |
1287 |
$DLLTOOL --as=$AS --dllname $soname --exclude-symbols '$dll_exclude_symbols' --def $output_objdir/$soname-def --base-file $output_objdir/$soname-base --output-exp $output_objdir/$soname-exp~ |
1288 |
$CC -Wl,--base-file,$output_objdir/$soname-base $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags~ |
1289 |
$DLLTOOL --as=$AS --dllname $soname --exclude-symbols '$dll_exclude_symbols' --def $output_objdir/$soname-def --base-file $output_objdir/$soname-base --output-exp $output_objdir/$soname-exp~ |
1290 |
$CC $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $lib '$ltdll_obj'$libobjs $deplibs $compiler_flags' |
1291 |
;; |
1292 |
|
1293 |
netbsd*) |
1294 |
if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then |
1295 |
archive_cmds='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib' |
1296 |
wlarc= |
1297 |
else |
1298 |
archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' |
1299 |
archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' |
1300 |
fi |
1301 |
;; |
1302 |
|
1303 |
solaris* | sysv5*) |
1304 |
if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then |
1305 |
ld_shlibs=no |
1306 |
cat <<EOF 1>&2 |
1307 |
|
1308 |
*** Warning: The releases 2.8.* of the GNU linker cannot reliably |
1309 |
*** create shared libraries on Solaris systems. Therefore, libtool |
1310 |
*** is disabling shared libraries support. We urge you to upgrade GNU |
1311 |
*** binutils to release 2.9.1 or newer. Another option is to modify |
1312 |
*** your PATH or compiler configuration so that the native linker is |
1313 |
*** used, and then restart. |
1314 |
|
1315 |
EOF |
1316 |
elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then |
1317 |
archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' |
1318 |
archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' |
1319 |
else |
1320 |
ld_shlibs=no |
1321 |
fi |
1322 |
;; |
1323 |
|
1324 |
sunos4*) |
1325 |
archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags' |
1326 |
wlarc= |
1327 |
hardcode_direct=yes |
1328 |
hardcode_shlibpath_var=no |
1329 |
;; |
1330 |
|
1331 |
*) |
1332 |
if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then |
1333 |
archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' |
1334 |
archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' |
1335 |
else |
1336 |
ld_shlibs=no |
1337 |
fi |
1338 |
;; |
1339 |
esac |
1340 |
|
1341 |
if test "$ld_shlibs" = yes; then |
1342 |
runpath_var=LD_RUN_PATH |
1343 |
hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir' |
1344 |
export_dynamic_flag_spec='${wl}--export-dynamic' |
1345 |
case $host_os in |
1346 |
cygwin* | mingw* | pw32*) |
1347 |
# dlltool doesn't understand --whole-archive et. al. |
1348 |
whole_archive_flag_spec= |
1349 |
;; |
1350 |
*) |
1351 |
# ancient GNU ld didn't support --whole-archive et. al. |
1352 |
if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then |
1353 |
whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive' |
1354 |
else |
1355 |
whole_archive_flag_spec= |
1356 |
fi |
1357 |
;; |
1358 |
esac |
1359 |
fi |
1360 |
else |
1361 |
# PORTME fill in a description of your system's linker (not GNU ld) |
1362 |
case "$host_os" in |
1363 |
aix3*) |
1364 |
allow_undefined_flag=unsupported |
1365 |
always_export_symbols=yes |
1366 |
archive_expsym_cmds='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname' |
1367 |
# Note: this linker hardcodes the directories in LIBPATH if there |
1368 |
# are no directories specified by -L. |
1369 |
hardcode_minus_L=yes |
1370 |
if test "$GCC" = yes && test -z "$link_static_flag"; then |
1371 |
# Neither direct hardcoding nor static linking is supported with a |
1372 |
# broken collect2. |
1373 |
hardcode_direct=unsupported |
1374 |
fi |
1375 |
;; |
1376 |
|
1377 |
aix4*) |
1378 |
hardcode_libdir_flag_spec='${wl}-b ${wl}nolibpath ${wl}-b ${wl}libpath:$libdir:/usr/lib:/lib' |
1379 |
hardcode_libdir_separator=':' |
1380 |
if test "$GCC" = yes; then |
1381 |
collect2name=`${CC} -print-prog-name=collect2` |
1382 |
if test -f "$collect2name" && \ |
1383 |
strings "$collect2name" | grep resolve_lib_name >/dev/null |
1384 |
then |
1385 |
# We have reworked collect2 |
1386 |
hardcode_direct=yes |
1387 |
else |
1388 |
# We have old collect2 |
1389 |
hardcode_direct=unsupported |
1390 |
# It fails to find uninstalled libraries when the uninstalled |
1391 |
# path is not listed in the libpath. Setting hardcode_minus_L |
1392 |
# to unsupported forces relinking |
1393 |
hardcode_minus_L=yes |
1394 |
hardcode_libdir_flag_spec='-L$libdir' |
1395 |
hardcode_libdir_separator= |
1396 |
fi |
1397 |
shared_flag='-shared' |
1398 |
else |
1399 |
shared_flag='${wl}-bM:SRE' |
1400 |
hardcode_direct=yes |
1401 |
fi |
1402 |
allow_undefined_flag=' ${wl}-berok' |
1403 |
archive_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bexpall ${wl}-bnoentry${allow_undefined_flag}' |
1404 |
archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}' |
1405 |
case "$host_os" in [aix4.[01]|aix4.[01].*]) |
1406 |
# According to Greg Wooledge, -bexpall is only supported from AIX 4.2 on |
1407 |
always_export_symbols=yes ;; |
1408 |
esac |
1409 |
|
1410 |
# We don't want to build shared libraries on unknown CPU types. |
1411 |
case $host_cpu in |
1412 |
powerpc | rs6000) ;; |
1413 |
*) ld_shlibs=no ;; |
1414 |
esac |
1415 |
;; |
1416 |
|
1417 |
amigaos*) |
1418 |
archive_cmds='$rm $output_objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)' |
1419 |
hardcode_libdir_flag_spec='-L$libdir' |
1420 |
hardcode_minus_L=yes |
1421 |
# see comment about different semantics on the GNU ld section |
1422 |
ld_shlibs=no |
1423 |
;; |
1424 |
|
1425 |
cygwin* | mingw* | pw32*) |
1426 |
# When not using gcc, we currently assume that we are using |
1427 |
# Microsoft Visual C++. |
1428 |
# hardcode_libdir_flag_spec is actually meaningless, as there is |
1429 |
# no search path for DLLs. |
1430 |
hardcode_libdir_flag_spec=' ' |
1431 |
allow_undefined_flag=unsupported |
1432 |
# Tell ltmain to make .lib files, not .a files. |
1433 |
libext=lib |
1434 |
# FIXME: Setting linknames here is a bad hack. |
1435 |
archive_cmds='$CC -o $lib $libobjs $compiler_flags `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames=' |
1436 |
# The linker will automatically build a .lib file if we build a DLL. |
1437 |
old_archive_from_new_cmds='true' |
1438 |
# FIXME: Should let the user specify the lib program. |
1439 |
old_archive_cmds='lib /OUT:$oldlib$oldobjs$old_deplibs' |
1440 |
fix_srcfile_path='`cygpath -w "$srcfile"`' |
1441 |
;; |
1442 |
|
1443 |
darwin* | rhapsody*) |
1444 |
allow_undefined_flag='-undefined warning' |
1445 |
archive_cmds='$CC `if test "$module" = "yes"; then echo -bundle; else |
1446 |
echo -dynamiclib; fi` -o $lib $libobjs $deplibs $linkopts' |
1447 |
archive_expsym_cmds="$archive_cmds"' && strip -s $export_symbols' |
1448 |
## What we need is to hardcode the path to the library, not the search path |
1449 |
#hardcode_direct=yes |
1450 |
#hardcode_libdir_flag_spec='-install_name $libdir/$lib' |
1451 |
hardcode_shlibpath_var=no |
1452 |
whole_archive_flag_spec='-all_load' |
1453 |
;; |
1454 |
|
1455 |
freebsd1*) |
1456 |
ld_shlibs=no |
1457 |
;; |
1458 |
|
1459 |
# FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor |
1460 |
# support. Future versions do this automatically, but an explicit c++rt0.o |
1461 |
# does not break anything, and helps significantly (at the cost of a little |
1462 |
# extra space). |
1463 |
freebsd2.2*) |
1464 |
archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o' |
1465 |
hardcode_libdir_flag_spec='-R$libdir' |
1466 |
hardcode_direct=yes |
1467 |
hardcode_shlibpath_var=no |
1468 |
;; |
1469 |
|
1470 |
# Unfortunately, older versions of FreeBSD 2 do not have this feature. |
1471 |
freebsd2*) |
1472 |
archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' |
1473 |
hardcode_direct=yes |
1474 |
hardcode_minus_L=yes |
1475 |
hardcode_shlibpath_var=no |
1476 |
;; |
1477 |
|
1478 |
# FreeBSD 3 and greater uses gcc -shared to do shared libraries. |
1479 |
freebsd*) |
1480 |
archive_cmds='$CC -shared -o $lib $libobjs $deplibs $compiler_flags' |
1481 |
hardcode_libdir_flag_spec='-R$libdir' |
1482 |
hardcode_direct=yes |
1483 |
hardcode_shlibpath_var=no |
1484 |
;; |
1485 |
|
1486 |
hpux9* | hpux10* | hpux11*) |
1487 |
case "$host_os" in |
1488 |
hpux9*) archive_cmds='$rm $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' ;; |
1489 |
*) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' ;; |
1490 |
esac |
1491 |
hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' |
1492 |
hardcode_libdir_separator=: |
1493 |
hardcode_direct=yes |
1494 |
hardcode_minus_L=yes # Not in the search PATH, but as the default |
1495 |
# location of the library. |
1496 |
export_dynamic_flag_spec='${wl}-E' |
1497 |
;; |
1498 |
|
1499 |
irix5* | irix6*) |
1500 |
if test "$GCC" = yes; then |
1501 |
archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib' |
1502 |
else |
1503 |
archive_cmds='$LD -shared $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${output_objdir}/so_locations -o $lib' |
1504 |
fi |
1505 |
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
1506 |
hardcode_libdir_separator=: |
1507 |
link_all_deplibs=yes |
1508 |
;; |
1509 |
|
1510 |
netbsd*) |
1511 |
if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then |
1512 |
archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' # a.out |
1513 |
else |
1514 |
archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linker_flags' # ELF |
1515 |
fi |
1516 |
hardcode_libdir_flag_spec='-R$libdir' |
1517 |
hardcode_direct=yes |
1518 |
hardcode_shlibpath_var=no |
1519 |
;; |
1520 |
|
1521 |
newsos6) |
1522 |
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' |
1523 |
hardcode_direct=yes |
1524 |
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
1525 |
hardcode_libdir_separator=: |
1526 |
hardcode_shlibpath_var=no |
1527 |
;; |
1528 |
|
1529 |
openbsd*) |
1530 |
archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' |
1531 |
hardcode_libdir_flag_spec='-R$libdir' |
1532 |
hardcode_direct=yes |
1533 |
hardcode_shlibpath_var=no |
1534 |
;; |
1535 |
|
1536 |
os2*) |
1537 |
hardcode_libdir_flag_spec='-L$libdir' |
1538 |
hardcode_minus_L=yes |
1539 |
allow_undefined_flag=unsupported |
1540 |
archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$echo "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~$echo DATA >> $output_objdir/$libname.def~$echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~$echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def' |
1541 |
old_archive_from_new_cmds='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def' |
1542 |
;; |
1543 |
|
1544 |
osf3*) |
1545 |
if test "$GCC" = yes; then |
1546 |
allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' |
1547 |
archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib' |
1548 |
else |
1549 |
allow_undefined_flag=' -expect_unresolved \*' |
1550 |
archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${output_objdir}/so_locations -o $lib' |
1551 |
fi |
1552 |
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
1553 |
hardcode_libdir_separator=: |
1554 |
;; |
1555 |
|
1556 |
osf4* | osf5*) # as osf3* with the addition of -msym flag |
1557 |
if test "$GCC" = yes; then |
1558 |
allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' |
1559 |
archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib' |
1560 |
else |
1561 |
allow_undefined_flag=' -expect_unresolved \*' |
1562 |
archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${output_objdir}/so_locations -o $lib' |
1563 |
archive_expsym_cmds='for i in `cat $export_symbols`; do printf "-exported_symbol " >> $lib.exp; echo "\$i" >> $lib.exp; done; echo "-hidden">> $lib.exp~ |
1564 |
$LD -shared${allow_undefined_flag} -input $lib.exp $linker_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib~$rm $lib.exp' |
1565 |
fi |
1566 |
#Both c and cxx compiler support -rpath directly |
1567 |
hardcode_libdir_flag_spec='-rpath $libdir' |
1568 |
hardcode_libdir_separator=: |
1569 |
;; |
1570 |
|
1571 |
sco3.2v5*) |
1572 |
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
1573 |
hardcode_shlibpath_var=no |
1574 |
runpath_var=LD_RUN_PATH |
1575 |
hardcode_runpath_var=yes |
1576 |
;; |
1577 |
|
1578 |
solaris*) |
1579 |
no_undefined_flag=' -z text' |
1580 |
# $CC -shared without GNU ld will not create a library from C++ |
1581 |
# object files and a static libstdc++, better avoid it by now |
1582 |
archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags' |
1583 |
archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ |
1584 |
$LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp' |
1585 |
hardcode_libdir_flag_spec='-R$libdir' |
1586 |
hardcode_shlibpath_var=no |
1587 |
case "$host_os" in |
1588 |
[solaris2.[0-5] | solaris2.[0-5].*]) ;; |
1589 |
*) # Supported since Solaris 2.6 (maybe 2.5.1?) |
1590 |
whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;; |
1591 |
esac |
1592 |
link_all_deplibs=yes |
1593 |
;; |
1594 |
|
1595 |
sunos4*) |
1596 |
if test "x$host_vendor" = xsequent; then |
1597 |
# Use $CC to link under sequent, because it throws in some extra .o |
1598 |
# files that make .init and .fini sections work. |
1599 |
archive_cmds='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags' |
1600 |
else |
1601 |
archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags' |
1602 |
fi |
1603 |
hardcode_libdir_flag_spec='-L$libdir' |
1604 |
hardcode_direct=yes |
1605 |
hardcode_minus_L=yes |
1606 |
hardcode_shlibpath_var=no |
1607 |
;; |
1608 |
|
1609 |
sysv4) |
1610 |
if test "x$host_vendor" = xsno; then |
1611 |
archive_cmds='$LD -G -Bsymbolic -h $soname -o $lib $libobjs $deplibs $linkopts' |
1612 |
hardcode_direct=yes # is this really true??? |
1613 |
else |
1614 |
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
1615 |
hardcode_direct=no #Motorola manual says yes, but my tests say they lie |
1616 |
fi |
1617 |
runpath_var='LD_RUN_PATH' |
1618 |
hardcode_shlibpath_var=no |
1619 |
;; |
1620 |
|
1621 |
sysv4.3*) |
1622 |
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
1623 |
hardcode_shlibpath_var=no |
1624 |
export_dynamic_flag_spec='-Bexport' |
1625 |
;; |
1626 |
|
1627 |
sysv5*) |
1628 |
no_undefined_flag=' -z text' |
1629 |
# $CC -shared without GNU ld will not create a library from C++ |
1630 |
# object files and a static libstdc++, better avoid it by now |
1631 |
archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags' |
1632 |
archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ |
1633 |
$LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp' |
1634 |
hardcode_libdir_flag_spec= |
1635 |
hardcode_shlibpath_var=no |
1636 |
runpath_var='LD_RUN_PATH' |
1637 |
;; |
1638 |
|
1639 |
uts4*) |
1640 |
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
1641 |
hardcode_libdir_flag_spec='-L$libdir' |
1642 |
hardcode_shlibpath_var=no |
1643 |
;; |
1644 |
|
1645 |
dgux*) |
1646 |
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
1647 |
hardcode_libdir_flag_spec='-L$libdir' |
1648 |
hardcode_shlibpath_var=no |
1649 |
;; |
1650 |
|
1651 |
sysv4*MP*) |
1652 |
if test -d /usr/nec; then |
1653 |
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
1654 |
hardcode_shlibpath_var=no |
1655 |
runpath_var=LD_RUN_PATH |
1656 |
hardcode_runpath_var=yes |
1657 |
ld_shlibs=yes |
1658 |
fi |
1659 |
;; |
1660 |
|
1661 |
sysv4.2uw2*) |
1662 |
archive_cmds='$LD -G -o $lib $libobjs $deplibs $linker_flags' |
1663 |
hardcode_direct=yes |
1664 |
hardcode_minus_L=no |
1665 |
hardcode_shlibpath_var=no |
1666 |
hardcode_runpath_var=yes |
1667 |
runpath_var=LD_RUN_PATH |
1668 |
;; |
1669 |
|
1670 |
unixware7*) |
1671 |
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
1672 |
runpath_var='LD_RUN_PATH' |
1673 |
hardcode_shlibpath_var=no |
1674 |
;; |
1675 |
|
1676 |
*) |
1677 |
ld_shlibs=no |
1678 |
;; |
1679 |
esac |
1680 |
fi |
1681 |
AC_MSG_RESULT([$ld_shlibs]) |
1682 |
test "$ld_shlibs" = no && can_build_shared=no |
1683 |
## |
1684 |
## END FIXME |
1685 |
|
1686 |
## FIXME: this should be a separate macro |
1687 |
## |
1688 |
# Check hardcoding attributes. |
1689 |
AC_MSG_CHECKING([how to hardcode library paths into programs]) |
1690 |
hardcode_action= |
1691 |
if test -n "$hardcode_libdir_flag_spec" || \ |
1692 |
test -n "$runpath_var"; then |
1693 |
|
1694 |
# We can hardcode non-existant directories. |
1695 |
if test "$hardcode_direct" != no && |
1696 |
# If the only mechanism to avoid hardcoding is shlibpath_var, we |
1697 |
# have to relink, otherwise we might link with an installed library |
1698 |
# when we should be linking with a yet-to-be-installed one |
1699 |
## test "$hardcode_shlibpath_var" != no && |
1700 |
test "$hardcode_minus_L" != no; then |
1701 |
# Linking always hardcodes the temporary library directory. |
1702 |
hardcode_action=relink |
1703 |
else |
1704 |
# We can link without hardcoding, and we can hardcode nonexisting dirs. |
1705 |
hardcode_action=immediate |
1706 |
fi |
1707 |
else |
1708 |
# We cannot hardcode anything, or else we can only hardcode existing |
1709 |
# directories. |
1710 |
hardcode_action=unsupported |
1711 |
fi |
1712 |
AC_MSG_RESULT([$hardcode_action]) |
1713 |
## |
1714 |
## END FIXME |
1715 |
|
1716 |
## FIXME: this should be a separate macro |
1717 |
## |
1718 |
striplib= |
1719 |
old_striplib= |
1720 |
AC_MSG_CHECKING([whether stripping libraries is possible]) |
1721 |
if test -n "$STRIP" && $STRIP -V 2>&1 | grep "GNU strip" >/dev/null; then |
1722 |
test -z "$old_striplib" && old_striplib="$STRIP --strip-debug" |
1723 |
test -z "$striplib" && striplib="$STRIP --strip-unneeded" |
1724 |
AC_MSG_RESULT([yes]) |
1725 |
else |
1726 |
AC_MSG_RESULT([no]) |
1727 |
fi |
1728 |
## |
1729 |
## END FIXME |
1730 |
|
1731 |
reload_cmds='$LD$reload_flag -o $output$reload_objs' |
1732 |
test -z "$deplibs_check_method" && deplibs_check_method=unknown |
1733 |
|
1734 |
## FIXME: this should be a separate macro |
1735 |
## |
1736 |
# PORTME Fill in your ld.so characteristics |
1737 |
AC_MSG_CHECKING([dynamic linker characteristics]) |
1738 |
library_names_spec= |
1739 |
libname_spec='lib$name' |
1740 |
soname_spec= |
1741 |
postinstall_cmds= |
1742 |
postuninstall_cmds= |
1743 |
finish_cmds= |
1744 |
finish_eval= |
1745 |
shlibpath_var= |
1746 |
shlibpath_overrides_runpath=unknown |
1747 |
version_type=none |
1748 |
dynamic_linker="$host_os ld.so" |
1749 |
sys_lib_dlsearch_path_spec="/lib /usr/lib" |
1750 |
sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib" |
1751 |
|
1752 |
case "$host_os" in |
1753 |
aix3*) |
1754 |
version_type=linux |
1755 |
library_names_spec='${libname}${release}.so$versuffix $libname.a' |
1756 |
shlibpath_var=LIBPATH |
1757 |
|
1758 |
# AIX has no versioning support, so we append a major version to the name. |
1759 |
soname_spec='${libname}${release}.so$major' |
1760 |
;; |
1761 |
|
1762 |
aix4*) |
1763 |
version_type=linux |
1764 |
# AIX has no versioning support, so currently we can not hardcode correct |
1765 |
# soname into executable. Probably we can add versioning support to |
1766 |
# collect2, so additional links can be useful in future. |
1767 |
# We preserve .a as extension for shared libraries though AIX4.2 |
1768 |
# and later linker supports .so |
1769 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.a' |
1770 |
shlibpath_var=LIBPATH |
1771 |
;; |
1772 |
|
1773 |
amigaos*) |
1774 |
library_names_spec='$libname.ixlibrary $libname.a' |
1775 |
# Create ${libname}_ixlibrary.a entries in /sys/libs. |
1776 |
finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`$echo "X$lib" | [$Xsed -e '\''s%^.*/\([^/]*\)\.ixlibrary$%\1%'\'']`; test $rm /sys/libs/${libname}_ixlibrary.a; $show "(cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a)"; (cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a) || exit 1; done' |
1777 |
;; |
1778 |
|
1779 |
beos*) |
1780 |
library_names_spec='${libname}.so' |
1781 |
dynamic_linker="$host_os ld.so" |
1782 |
shlibpath_var=LIBRARY_PATH |
1783 |
;; |
1784 |
|
1785 |
bsdi4*) |
1786 |
version_type=linux |
1787 |
need_version=no |
1788 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' |
1789 |
soname_spec='${libname}${release}.so$major' |
1790 |
finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir' |
1791 |
shlibpath_var=LD_LIBRARY_PATH |
1792 |
sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib" |
1793 |
sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib" |
1794 |
export_dynamic_flag_spec=-rdynamic |
1795 |
# the default ld.so.conf also contains /usr/contrib/lib and |
1796 |
# /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow |
1797 |
# libtool to hard-code these into programs |
1798 |
;; |
1799 |
|
1800 |
cygwin* | mingw* | pw32*) |
1801 |
version_type=windows |
1802 |
need_version=no |
1803 |
need_lib_prefix=no |
1804 |
if test "$GCC" = yes; then |
1805 |
library_names_spec='${libname}`echo ${release} | [sed -e 's/[.]/-/g']`${versuffix}.dll' |
1806 |
else |
1807 |
library_names_spec='${libname}`echo ${release} | [sed -e 's/[.]/-/g']`${versuffix}.dll $libname.lib' |
1808 |
fi |
1809 |
dynamic_linker='Win32 ld.exe' |
1810 |
# FIXME: first we should search . and the directory the executable is in |
1811 |
shlibpath_var=PATH |
1812 |
;; |
1813 |
|
1814 |
darwin* | rhapsody*) |
1815 |
need_lib_prefix=no |
1816 |
need_version=no |
1817 |
library_names_spec='${libname}.`if test "$module" = "yes"; then echo so; else echo dylib; fi`' |
1818 |
shlibpath_overrides_runpath=yes |
1819 |
shlibpath_var=DYLD_LIBRARY_PATH |
1820 |
postinstall_cmds='chmod +x $lib' |
1821 |
;; |
1822 |
|
1823 |
freebsd1*) |
1824 |
dynamic_linker=no |
1825 |
;; |
1826 |
|
1827 |
freebsd*) |
1828 |
objformat=`test -x /usr/bin/objformat && /usr/bin/objformat || echo aout` |
1829 |
version_type=freebsd-$objformat |
1830 |
case "$version_type" in |
1831 |
freebsd-elf*) |
1832 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so' |
1833 |
need_version=no |
1834 |
need_lib_prefix=no |
1835 |
;; |
1836 |
freebsd-*) |
1837 |
library_names_spec='${libname}${release}.so$versuffix $libname.so$versuffix' |
1838 |
need_version=yes |
1839 |
;; |
1840 |
esac |
1841 |
shlibpath_var=LD_LIBRARY_PATH |
1842 |
case "$host_os" in |
1843 |
freebsd2*) |
1844 |
shlibpath_overrides_runpath=yes |
1845 |
;; |
1846 |
*) |
1847 |
shlibpath_overrides_runpath=no |
1848 |
hardcode_into_libs=yes |
1849 |
;; |
1850 |
esac |
1851 |
;; |
1852 |
|
1853 |
gnu*) |
1854 |
version_type=linux |
1855 |
need_lib_prefix=no |
1856 |
need_version=no |
1857 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so${major} ${libname}.so' |
1858 |
soname_spec='${libname}${release}.so$major' |
1859 |
shlibpath_var=LD_LIBRARY_PATH |
1860 |
hardcode_into_libs=yes |
1861 |
;; |
1862 |
|
1863 |
hpux9* | hpux10* | hpux11*) |
1864 |
# Give a soname corresponding to the major version so that dld.sl refuses to |
1865 |
# link against other versions. |
1866 |
dynamic_linker="$host_os dld.sl" |
1867 |
version_type=sunos |
1868 |
need_lib_prefix=no |
1869 |
need_version=no |
1870 |
shlibpath_var=SHLIB_PATH |
1871 |
shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH |
1872 |
library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl' |
1873 |
soname_spec='${libname}${release}.sl$major' |
1874 |
# HP-UX runs *really* slowly unless shared libraries are mode 555. |
1875 |
postinstall_cmds='chmod 555 $lib' |
1876 |
;; |
1877 |
|
1878 |
irix5* | irix6*) |
1879 |
version_type=irix |
1880 |
need_lib_prefix=no |
1881 |
need_version=no |
1882 |
soname_spec='${libname}${release}.so$major' |
1883 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so $libname.so' |
1884 |
case "$host_os" in |
1885 |
irix5*) |
1886 |
libsuff= shlibsuff= |
1887 |
;; |
1888 |
*) |
1889 |
case "$LD" in # libtool.m4 will add one of these switches to LD |
1890 |
*-32|*"-32 ") libsuff= shlibsuff= libmagic=32-bit;; |
1891 |
*-n32|*"-n32 ") libsuff=32 shlibsuff=N32 libmagic=N32;; |
1892 |
*-64|*"-64 ") libsuff=64 shlibsuff=64 libmagic=64-bit;; |
1893 |
*) libsuff= shlibsuff= libmagic=never-match;; |
1894 |
esac |
1895 |
;; |
1896 |
esac |
1897 |
shlibpath_var=LD_LIBRARY${shlibsuff}_PATH |
1898 |
shlibpath_overrides_runpath=no |
1899 |
sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}" |
1900 |
sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}" |
1901 |
;; |
1902 |
|
1903 |
# No shared lib support for Linux oldld, aout, or coff. |
1904 |
linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*) |
1905 |
dynamic_linker=no |
1906 |
;; |
1907 |
|
1908 |
# This must be Linux ELF. |
1909 |
linux-gnu*) |
1910 |
version_type=linux |
1911 |
need_lib_prefix=no |
1912 |
need_version=no |
1913 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' |
1914 |
soname_spec='${libname}${release}.so$major' |
1915 |
finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir' |
1916 |
shlibpath_var=LD_LIBRARY_PATH |
1917 |
shlibpath_overrides_runpath=no |
1918 |
# This implies no fast_install, which is unacceptable. |
1919 |
# Some rework will be needed to allow for fast_install |
1920 |
# before this can be enabled. |
1921 |
hardcode_into_libs=yes |
1922 |
|
1923 |
# We used to test for /lib/ld.so.1 and disable shared libraries on |
1924 |
# powerpc, because MkLinux only supported shared libraries with the |
1925 |
# GNU dynamic linker. Since this was broken with cross compilers, |
1926 |
# most powerpc-linux boxes support dynamic linking these days and |
1927 |
# people can always --disable-shared, the test was removed, and we |
1928 |
# assume the GNU/Linux dynamic linker is in use. |
1929 |
dynamic_linker='GNU/Linux ld.so' |
1930 |
;; |
1931 |
|
1932 |
netbsd*) |
1933 |
version_type=sunos |
1934 |
if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then |
1935 |
library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' |
1936 |
finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' |
1937 |
dynamic_linker='NetBSD (a.out) ld.so' |
1938 |
else |
1939 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major ${libname}${release}.so ${libname}.so' |
1940 |
soname_spec='${libname}${release}.so$major' |
1941 |
dynamic_linker='NetBSD ld.elf_so' |
1942 |
fi |
1943 |
shlibpath_var=LD_LIBRARY_PATH |
1944 |
shlibpath_overrides_runpath=yes |
1945 |
hardcode_into_libs=yes |
1946 |
;; |
1947 |
|
1948 |
newsos6) |
1949 |
version_type=linux |
1950 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' |
1951 |
shlibpath_var=LD_LIBRARY_PATH |
1952 |
shlibpath_overrides_runpath=yes |
1953 |
;; |
1954 |
|
1955 |
openbsd*) |
1956 |
version_type=sunos |
1957 |
if test "$with_gnu_ld" = yes; then |
1958 |
need_lib_prefix=no |
1959 |
need_version=no |
1960 |
fi |
1961 |
library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' |
1962 |
finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir' |
1963 |
shlibpath_var=LD_LIBRARY_PATH |
1964 |
;; |
1965 |
|
1966 |
os2*) |
1967 |
libname_spec='$name' |
1968 |
need_lib_prefix=no |
1969 |
library_names_spec='$libname.dll $libname.a' |
1970 |
dynamic_linker='OS/2 ld.exe' |
1971 |
shlibpath_var=LIBPATH |
1972 |
;; |
1973 |
|
1974 |
osf3* | osf4* | osf5*) |
1975 |
version_type=osf |
1976 |
need_version=no |
1977 |
soname_spec='${libname}${release}.so' |
1978 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so $libname.so' |
1979 |
shlibpath_var=LD_LIBRARY_PATH |
1980 |
sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib" |
1981 |
sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec" |
1982 |
;; |
1983 |
|
1984 |
sco3.2v5*) |
1985 |
version_type=osf |
1986 |
soname_spec='${libname}${release}.so$major' |
1987 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' |
1988 |
shlibpath_var=LD_LIBRARY_PATH |
1989 |
;; |
1990 |
|
1991 |
solaris*) |
1992 |
version_type=linux |
1993 |
need_lib_prefix=no |
1994 |
need_version=no |
1995 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' |
1996 |
soname_spec='${libname}${release}.so$major' |
1997 |
shlibpath_var=LD_LIBRARY_PATH |
1998 |
shlibpath_overrides_runpath=yes |
1999 |
hardcode_into_libs=yes |
2000 |
# ldd complains unless libraries are executable |
2001 |
postinstall_cmds='chmod +x $lib' |
2002 |
;; |
2003 |
|
2004 |
sunos4*) |
2005 |
version_type=sunos |
2006 |
library_names_spec='${libname}${release}.so$versuffix ${libname}.so$versuffix' |
2007 |
finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir' |
2008 |
shlibpath_var=LD_LIBRARY_PATH |
2009 |
shlibpath_overrides_runpath=yes |
2010 |
if test "$with_gnu_ld" = yes; then |
2011 |
need_lib_prefix=no |
2012 |
fi |
2013 |
need_version=yes |
2014 |
;; |
2015 |
|
2016 |
sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) |
2017 |
version_type=linux |
2018 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' |
2019 |
soname_spec='${libname}${release}.so$major' |
2020 |
shlibpath_var=LD_LIBRARY_PATH |
2021 |
case "$host_vendor" in |
2022 |
sni) |
2023 |
shlibpath_overrides_runpath=no |
2024 |
;; |
2025 |
motorola) |
2026 |
need_lib_prefix=no |
2027 |
need_version=no |
2028 |
shlibpath_overrides_runpath=no |
2029 |
sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib' |
2030 |
;; |
2031 |
esac |
2032 |
;; |
2033 |
|
2034 |
uts4*) |
2035 |
version_type=linux |
2036 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' |
2037 |
soname_spec='${libname}${release}.so$major' |
2038 |
shlibpath_var=LD_LIBRARY_PATH |
2039 |
;; |
2040 |
|
2041 |
dgux*) |
2042 |
version_type=linux |
2043 |
need_lib_prefix=no |
2044 |
need_version=no |
2045 |
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so' |
2046 |
soname_spec='${libname}${release}.so$major' |
2047 |
shlibpath_var=LD_LIBRARY_PATH |
2048 |
;; |
2049 |
|
2050 |
sysv4*MP*) |
2051 |
if test -d /usr/nec ;then |
2052 |
version_type=linux |
2053 |
library_names_spec='$libname.so.$versuffix $libname.so.$major $libname.so' |
2054 |
soname_spec='$libname.so.$major' |
2055 |
shlibpath_var=LD_LIBRARY_PATH |
2056 |
fi |
2057 |
;; |
2058 |
|
2059 |
*) |
2060 |
dynamic_linker=no |
2061 |
;; |
2062 |
esac |
2063 |
AC_MSG_RESULT([$dynamic_linker]) |
2064 |
test "$dynamic_linker" = no && can_build_shared=no |
2065 |
## |
2066 |
## END FIXME |
2067 |
|
2068 |
## FIXME: this should be a separate macro |
2069 |
## |
2070 |
# Report the final consequences. |
2071 |
AC_MSG_CHECKING([if libtool supports shared libraries]) |
2072 |
AC_MSG_RESULT([$can_build_shared]) |
2073 |
## |
2074 |
## END FIXME |
2075 |
|
2076 |
if test "$hardcode_action" = relink; then |
2077 |
# Fast installation is not supported |
2078 |
enable_fast_install=no |
2079 |
elif test "$shlibpath_overrides_runpath" = yes || |
2080 |
test "$enable_shared" = no; then |
2081 |
# Fast installation is not necessary |
2082 |
enable_fast_install=needless |
2083 |
fi |
2084 |
|
2085 |
variables_saved_for_relink="PATH $shlibpath_var $runpath_var" |
2086 |
if test "$GCC" = yes; then |
2087 |
variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH" |
2088 |
fi |
2089 |
|
2090 |
AC_LIBTOOL_DLOPEN_SELF |
2091 |
|
2092 |
## FIXME: this should be a separate macro |
2093 |
## |
2094 |
if test "$enable_shared" = yes && test "$GCC" = yes; then |
2095 |
case "$archive_cmds" in |
2096 |
*'~'*) |
2097 |
# FIXME: we may have to deal with multi-command sequences. |
2098 |
;; |
2099 |
'$CC '*) |
2100 |
# Test whether the compiler implicitly links with -lc since on some |
2101 |
# systems, -lgcc has to come before -lc. If gcc already passes -lc |
2102 |
# to ld, don't add -lc before -lgcc. |
2103 |
AC_MSG_CHECKING([whether -lc should be explicitly linked in]) |
2104 |
AC_CACHE_VAL([lt_cv_archive_cmds_need_lc], |
2105 |
[$rm conftest* |
2106 |
echo 'static int dummy;' > conftest.$ac_ext |
2107 |
|
2108 |
if AC_TRY_EVAL(ac_compile); then |
2109 |
soname=conftest |
2110 |
lib=conftest |
2111 |
libobjs=conftest.$ac_objext |
2112 |
deplibs= |
2113 |
wl=$lt_cv_prog_cc_wl |
2114 |
compiler_flags=-v |
2115 |
linker_flags=-v |
2116 |
verstring= |
2117 |
output_objdir=. |
2118 |
libname=conftest |
2119 |
save_allow_undefined_flag=$allow_undefined_flag |
2120 |
allow_undefined_flag= |
2121 |
if AC_TRY_EVAL(archive_cmds 2\>\&1 \| grep \" -lc \" \>/dev/null 2\>\&1) |
2122 |
then |
2123 |
lt_cv_archive_cmds_need_lc=no |
2124 |
else |
2125 |
lt_cv_archive_cmds_need_lc=yes |
2126 |
fi |
2127 |
allow_undefined_flag=$save_allow_undefined_flag |
2128 |
else |
2129 |
cat conftest.err 1>&5 |
2130 |
fi]) |
2131 |
AC_MSG_RESULT([$lt_cv_archive_cmds_need_lc]) |
2132 |
;; |
2133 |
esac |
2134 |
fi |
2135 |
need_lc=${lt_cv_archive_cmds_need_lc-yes} |
2136 |
## |
2137 |
## END FIXME |
2138 |
|
2139 |
## FIXME: this should be a separate macro |
2140 |
## |
2141 |
# The second clause should only fire when bootstrapping the |
2142 |
# libtool distribution, otherwise you forgot to ship ltmain.sh |
2143 |
# with your package, and you will get complaints that there are |
2144 |
# no rules to generate ltmain.sh. |
2145 |
if test -f "$ltmain"; then |
2146 |
: |
2147 |
else |
2148 |
# If there is no Makefile yet, we rely on a make rule to execute |
2149 |
# `config.status --recheck' to rerun these tests and create the |
2150 |
# libtool script then. |
2151 |
test -f Makefile && make "$ltmain" |
2152 |
fi |
2153 |
|
2154 |
if test -f "$ltmain"; then |
2155 |
trap "$rm \"${ofile}T\"; exit 1" 1 2 15 |
2156 |
$rm -f "${ofile}T" |
2157 |
|
2158 |
echo creating $ofile |
2159 |
|
2160 |
# Now quote all the things that may contain metacharacters while being |
2161 |
# careful not to overquote the AC_SUBSTed values. We take copies of the |
2162 |
# variables and quote the copies for generation of the libtool script. |
2163 |
for var in echo old_CC old_CFLAGS \ |
2164 |
AR AR_FLAGS CC LD LN_S NM SHELL \ |
2165 |
reload_flag reload_cmds wl \ |
2166 |
pic_flag link_static_flag no_builtin_flag export_dynamic_flag_spec \ |
2167 |
thread_safe_flag_spec whole_archive_flag_spec libname_spec \ |
2168 |
library_names_spec soname_spec \ |
2169 |
RANLIB old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \ |
2170 |
old_postuninstall_cmds archive_cmds archive_expsym_cmds postinstall_cmds \ |
2171 |
postuninstall_cmds extract_expsyms_cmds old_archive_from_expsyms_cmds \ |
2172 |
old_striplib striplib file_magic_cmd export_symbols_cmds \ |
2173 |
deplibs_check_method allow_undefined_flag no_undefined_flag \ |
2174 |
finish_cmds finish_eval global_symbol_pipe global_symbol_to_cdecl \ |
2175 |
hardcode_libdir_flag_spec hardcode_libdir_separator \ |
2176 |
sys_lib_search_path_spec sys_lib_dlsearch_path_spec \ |
2177 |
compiler_c_o compiler_o_lo need_locks exclude_expsyms include_expsyms; do |
2178 |
|
2179 |
case "$var" in |
2180 |
reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \ |
2181 |
old_postinstall_cmds | old_postuninstall_cmds | \ |
2182 |
export_symbols_cmds | archive_cmds | archive_expsym_cmds | \ |
2183 |
extract_expsyms_cmds | old_archive_from_expsyms_cmds | \ |
2184 |
postinstall_cmds | postuninstall_cmds | \ |
2185 |
finish_cmds | sys_lib_search_path_spec | sys_lib_dlsearch_path_spec) |
2186 |
# Double-quote double-evaled strings. |
2187 |
eval "lt_$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\" -e \"\$delay_variable_subst\"\`\\\"" |
2188 |
;; |
2189 |
*) |
2190 |
eval "lt_$var=\\\"\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`\\\"" |
2191 |
;; |
2192 |
esac |
2193 |
done |
2194 |
|
2195 |
cat <<__EOF__ > "${ofile}T" |
2196 |
#! $SHELL |
2197 |
|
2198 |
# `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services. |
2199 |
# Generated automatically by $PROGRAM (GNU $PACKAGE $VERSION$TIMESTAMP) |
2200 |
# NOTE: Changes made to this file will be lost: look at ltmain.sh. |
2201 |
# |
2202 |
# Copyright (C) 1996-2000 Free Software Foundation, Inc. |
2203 |
# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 |
2204 |
# |
2205 |
# This program is free software; you can redistribute it and/or modify |
2206 |
# it under the terms of the GNU General Public License as published by |
2207 |
# the Free Software Foundation; either version 2 of the License, or |
2208 |
# (at your option) any later version. |
2209 |
# |
2210 |
# This program is distributed in the hope that it will be useful, but |
2211 |
# WITHOUT ANY WARRANTY; without even the implied warranty of |
2212 |
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
2213 |
# General Public License for more details. |
2214 |
# |
2215 |
# You should have received a copy of the GNU General Public License |
2216 |
# along with this program; if not, write to the Free Software |
2217 |
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
2218 |
# |
2219 |
# As a special exception to the GNU General Public License, if you |
2220 |
# distribute this file as part of a program that contains a |
2221 |
# configuration script generated by Autoconf, you may include it under |
2222 |
# the same distribution terms that you use for the rest of that program. |
2223 |
|
2224 |
# Sed that helps us avoid accidentally triggering echo(1) options like -n. |
2225 |
Xsed="sed -e s/^X//" |
2226 |
|
2227 |
# The HP-UX ksh and POSIX shell print the target directory to stdout |
2228 |
# if CDPATH is set. |
2229 |
if test "X\${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi |
2230 |
|
2231 |
# ### BEGIN LIBTOOL CONFIG |
2232 |
|
2233 |
# Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`: |
2234 |
|
2235 |
# Shell to use when invoking shell scripts. |
2236 |
SHELL=$lt_SHELL |
2237 |
|
2238 |
# Whether or not to build shared libraries. |
2239 |
build_libtool_libs=$enable_shared |
2240 |
|
2241 |
# Whether or not to add -lc for building shared libraries. |
2242 |
build_libtool_need_lc=$need_lc |
2243 |
|
2244 |
# Whether or not to build static libraries. |
2245 |
build_old_libs=$enable_static |
2246 |
|
2247 |
# Whether or not to optimize for fast installation. |
2248 |
fast_install=$enable_fast_install |
2249 |
|
2250 |
# The host system. |
2251 |
host_alias=$host_alias |
2252 |
host=$host |
2253 |
|
2254 |
# An echo program that does not interpret backslashes. |
2255 |
echo=$lt_echo |
2256 |
|
2257 |
# The archiver. |
2258 |
AR=$lt_AR |
2259 |
AR_FLAGS=$lt_AR_FLAGS |
2260 |
|
2261 |
# The default C compiler. |
2262 |
CC=$lt_CC |
2263 |
|
2264 |
# Is the compiler the GNU C compiler? |
2265 |
with_gcc=$GCC |
2266 |
|
2267 |
# The linker used to build libraries. |
2268 |
LD=$lt_LD |
2269 |
|
2270 |
# Whether we need hard or soft links. |
2271 |
LN_S=$lt_LN_S |
2272 |
|
2273 |
# A BSD-compatible nm program. |
2274 |
NM=$lt_NM |
2275 |
|
2276 |
# A symbol stripping program |
2277 |
STRIP=$STRIP |
2278 |
|
2279 |
# Used to examine libraries when file_magic_cmd begins "file" |
2280 |
MAGIC_CMD=$MAGIC_CMD |
2281 |
|
2282 |
# Used on cygwin: DLL creation program. |
2283 |
DLLTOOL="$DLLTOOL" |
2284 |
|
2285 |
# Used on cygwin: object dumper. |
2286 |
OBJDUMP="$OBJDUMP" |
2287 |
|
2288 |
# Used on cygwin: assembler. |
2289 |
AS="$AS" |
2290 |
|
2291 |
# The name of the directory that contains temporary libtool files. |
2292 |
objdir=$objdir |
2293 |
|
2294 |
# How to create reloadable object files. |
2295 |
reload_flag=$lt_reload_flag |
2296 |
reload_cmds=$lt_reload_cmds |
2297 |
|
2298 |
# How to pass a linker flag through the compiler. |
2299 |
wl=$lt_wl |
2300 |
|
2301 |
# Object file suffix (normally "o"). |
2302 |
objext="$ac_objext" |
2303 |
|
2304 |
# Old archive suffix (normally "a"). |
2305 |
libext="$libext" |
2306 |
|
2307 |
# Executable file suffix (normally ""). |
2308 |
exeext="$exeext" |
2309 |
|
2310 |
# Additional compiler flags for building library objects. |
2311 |
pic_flag=$lt_pic_flag |
2312 |
pic_mode=$pic_mode |
2313 |
|
2314 |
# Does compiler simultaneously support -c and -o options? |
2315 |
compiler_c_o=$lt_compiler_c_o |
2316 |
|
2317 |
# Can we write directly to a .lo ? |
2318 |
compiler_o_lo=$lt_compiler_o_lo |
2319 |
|
2320 |
# Must we lock files when doing compilation ? |
2321 |
need_locks=$lt_need_locks |
2322 |
|
2323 |
# Do we need the lib prefix for modules? |
2324 |
need_lib_prefix=$need_lib_prefix |
2325 |
|
2326 |
# Do we need a version for libraries? |
2327 |
need_version=$need_version |
2328 |
|
2329 |
# Whether dlopen is supported. |
2330 |
dlopen_support=$enable_dlopen |
2331 |
|
2332 |
# Whether dlopen of programs is supported. |
2333 |
dlopen_self=$enable_dlopen_self |
2334 |
|
2335 |
# Whether dlopen of statically linked programs is supported. |
2336 |
dlopen_self_static=$enable_dlopen_self_static |
2337 |
|
2338 |
# Compiler flag to prevent dynamic linking. |
2339 |
link_static_flag=$lt_link_static_flag |
2340 |
|
2341 |
# Compiler flag to turn off builtin functions. |
2342 |
no_builtin_flag=$lt_no_builtin_flag |
2343 |
|
2344 |
# Compiler flag to allow reflexive dlopens. |
2345 |
export_dynamic_flag_spec=$lt_export_dynamic_flag_spec |
2346 |
|
2347 |
# Compiler flag to generate shared objects directly from archives. |
2348 |
whole_archive_flag_spec=$lt_whole_archive_flag_spec |
2349 |
|
2350 |
# Compiler flag to generate thread-safe objects. |
2351 |
thread_safe_flag_spec=$lt_thread_safe_flag_spec |
2352 |
|
2353 |
# Library versioning type. |
2354 |
version_type=$version_type |
2355 |
|
2356 |
# Format of library name prefix. |
2357 |
libname_spec=$lt_libname_spec |
2358 |
|
2359 |
# List of archive names. First name is the real one, the rest are links. |
2360 |
# The last name is the one that the linker finds with -lNAME. |
2361 |
library_names_spec=$lt_library_names_spec |
2362 |
|
2363 |
# The coded name of the library, if different from the real name. |
2364 |
soname_spec=$lt_soname_spec |
2365 |
|
2366 |
# Commands used to build and install an old-style archive. |
2367 |
RANLIB=$lt_RANLIB |
2368 |
old_archive_cmds=$lt_old_archive_cmds |
2369 |
old_postinstall_cmds=$lt_old_postinstall_cmds |
2370 |
old_postuninstall_cmds=$lt_old_postuninstall_cmds |
2371 |
|
2372 |
# Create an old-style archive from a shared archive. |
2373 |
old_archive_from_new_cmds=$lt_old_archive_from_new_cmds |
2374 |
|
2375 |
# Create a temporary old-style archive to link instead of a shared archive. |
2376 |
old_archive_from_expsyms_cmds=$lt_old_archive_from_expsyms_cmds |
2377 |
|
2378 |
# Commands used to build and install a shared archive. |
2379 |
archive_cmds=$lt_archive_cmds |
2380 |
archive_expsym_cmds=$lt_archive_expsym_cmds |
2381 |
postinstall_cmds=$lt_postinstall_cmds |
2382 |
postuninstall_cmds=$lt_postuninstall_cmds |
2383 |
|
2384 |
# Commands to strip libraries. |
2385 |
old_striplib=$lt_old_striplib |
2386 |
striplib=$lt_striplib |
2387 |
|
2388 |
# Method to check whether dependent libraries are shared objects. |
2389 |
deplibs_check_method=$lt_deplibs_check_method |
2390 |
|
2391 |
# Command to use when deplibs_check_method == file_magic. |
2392 |
file_magic_cmd=$lt_file_magic_cmd |
2393 |
|
2394 |
# Flag that allows shared libraries with undefined symbols to be built. |
2395 |
allow_undefined_flag=$lt_allow_undefined_flag |
2396 |
|
2397 |
# Flag that forces no undefined symbols. |
2398 |
no_undefined_flag=$lt_no_undefined_flag |
2399 |
|
2400 |
# Commands used to finish a libtool library installation in a directory. |
2401 |
finish_cmds=$lt_finish_cmds |
2402 |
|
2403 |
# Same as above, but a single script fragment to be evaled but not shown. |
2404 |
finish_eval=$lt_finish_eval |
2405 |
|
2406 |
# Take the output of nm and produce a listing of raw symbols and C names. |
2407 |
global_symbol_pipe=$lt_global_symbol_pipe |
2408 |
|
2409 |
# Transform the output of nm in a proper C declaration |
2410 |
global_symbol_to_cdecl=$lt_global_symbol_to_cdecl |
2411 |
|
2412 |
# This is the shared library runtime path variable. |
2413 |
runpath_var=$runpath_var |
2414 |
|
2415 |
# This is the shared library path variable. |
2416 |
shlibpath_var=$shlibpath_var |
2417 |
|
2418 |
# Is shlibpath searched before the hard-coded library search path? |
2419 |
shlibpath_overrides_runpath=$shlibpath_overrides_runpath |
2420 |
|
2421 |
# How to hardcode a shared library path into an executable. |
2422 |
hardcode_action=$hardcode_action |
2423 |
|
2424 |
# Whether we should hardcode library paths into libraries. |
2425 |
hardcode_into_libs=$hardcode_into_libs |
2426 |
|
2427 |
# Flag to hardcode \$libdir into a binary during linking. |
2428 |
# This must work even if \$libdir does not exist. |
2429 |
hardcode_libdir_flag_spec=$lt_hardcode_libdir_flag_spec |
2430 |
|
2431 |
# Whether we need a single -rpath flag with a separated argument. |
2432 |
hardcode_libdir_separator=$lt_hardcode_libdir_separator |
2433 |
|
2434 |
# Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the |
2435 |
# resulting binary. |
2436 |
hardcode_direct=$hardcode_direct |
2437 |
|
2438 |
# Set to yes if using the -LDIR flag during linking hardcodes DIR into the |
2439 |
# resulting binary. |
2440 |
hardcode_minus_L=$hardcode_minus_L |
2441 |
|
2442 |
# Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into |
2443 |
# the resulting binary. |
2444 |
hardcode_shlibpath_var=$hardcode_shlibpath_var |
2445 |
|
2446 |
# Variables whose values should be saved in libtool wrapper scripts and |
2447 |
# restored at relink time. |
2448 |
variables_saved_for_relink="$variables_saved_for_relink" |
2449 |
|
2450 |
# Whether libtool must link a program against all its dependency libraries. |
2451 |
link_all_deplibs=$link_all_deplibs |
2452 |
|
2453 |
# Compile-time system search path for libraries |
2454 |
sys_lib_search_path_spec=$lt_sys_lib_search_path_spec |
2455 |
|
2456 |
# Run-time system search path for libraries |
2457 |
sys_lib_dlsearch_path_spec=$lt_sys_lib_dlsearch_path_spec |
2458 |
|
2459 |
# Fix the shell variable \$srcfile for the compiler. |
2460 |
fix_srcfile_path="$fix_srcfile_path" |
2461 |
|
2462 |
# Set to yes if exported symbols are required. |
2463 |
always_export_symbols=$always_export_symbols |
2464 |
|
2465 |
# The commands to list exported symbols. |
2466 |
export_symbols_cmds=$lt_export_symbols_cmds |
2467 |
|
2468 |
# The commands to extract the exported symbol list from a shared archive. |
2469 |
extract_expsyms_cmds=$lt_extract_expsyms_cmds |
2470 |
|
2471 |
# Symbols that should not be listed in the preloaded symbols. |
2472 |
exclude_expsyms=$lt_exclude_expsyms |
2473 |
|
2474 |
# Symbols that must always be exported. |
2475 |
include_expsyms=$lt_include_expsyms |
2476 |
|
2477 |
# ### END LIBTOOL CONFIG |
2478 |
|
2479 |
__EOF__ |
2480 |
|
2481 |
case "$host_os" in |
2482 |
aix3*) |
2483 |
cat <<\EOF >> "${ofile}T" |
2484 |
|
2485 |
# AIX sometimes has problems with the GCC collect2 program. For some |
2486 |
# reason, if we set the COLLECT_NAMES environment variable, the problems |
2487 |
# vanish in a puff of smoke. |
2488 |
if test "X${COLLECT_NAMES+set}" != Xset; then |
2489 |
COLLECT_NAMES= |
2490 |
export COLLECT_NAMES |
2491 |
fi |
2492 |
EOF |
2493 |
;; |
2494 |
esac |
2495 |
|
2496 |
case "$host_os" in |
2497 |
cygwin* | mingw* | pw32* | os2*) |
2498 |
cat <<'EOF' >> "${ofile}T" |
2499 |
# This is a source program that is used to create dlls on Windows |
2500 |
# Don't remove nor modify the starting and closing comments |
2501 |
# /* ltdll.c starts here */ |
2502 |
# #define WIN32_LEAN_AND_MEAN |
2503 |
# #include <windows.h> |
2504 |
# #undef WIN32_LEAN_AND_MEAN |
2505 |
# #include <stdio.h> |
2506 |
# |
2507 |
# #ifndef __CYGWIN__ |
2508 |
# # ifdef __CYGWIN32__ |
2509 |
# # define __CYGWIN__ __CYGWIN32__ |
2510 |
# # endif |
2511 |
# #endif |
2512 |
# |
2513 |
# #ifdef __cplusplus |
2514 |
# extern "C" { |
2515 |
# #endif |
2516 |
# BOOL APIENTRY DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved); |
2517 |
# #ifdef __cplusplus |
2518 |
# } |
2519 |
# #endif |
2520 |
# |
2521 |
# #ifdef __CYGWIN__ |
2522 |
# #include <cygwin/cygwin_dll.h> |
2523 |
# DECLARE_CYGWIN_DLL( DllMain ); |
2524 |
# #endif |
2525 |
# HINSTANCE __hDllInstance_base; |
2526 |
# |
2527 |
# BOOL APIENTRY |
2528 |
# DllMain (HINSTANCE hInst, DWORD reason, LPVOID reserved) |
2529 |
# { |
2530 |
# __hDllInstance_base = hInst; |
2531 |
# return TRUE; |
2532 |
# } |
2533 |
# /* ltdll.c ends here */ |
2534 |
# This is a source program that is used to create import libraries |
2535 |
# on Windows for dlls which lack them. Don't remove nor modify the |
2536 |
# starting and closing comments |
2537 |
# /* impgen.c starts here */ |
2538 |
# /* Copyright (C) 1999-2000 Free Software Foundation, Inc. |
2539 |
# |
2540 |
# This file is part of GNU libtool. |
2541 |
# |
2542 |
# This program is free software; you can redistribute it and/or modify |
2543 |
# it under the terms of the GNU General Public License as published by |
2544 |
# the Free Software Foundation; either version 2 of the License, or |
2545 |
# (at your option) any later version. |
2546 |
# |
2547 |
# This program is distributed in the hope that it will be useful, |
2548 |
# but WITHOUT ANY WARRANTY; without even the implied warranty of |
2549 |
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
2550 |
# GNU General Public License for more details. |
2551 |
# |
2552 |
# You should have received a copy of the GNU General Public License |
2553 |
# along with this program; if not, write to the Free Software |
2554 |
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
2555 |
# */ |
2556 |
# |
2557 |
# #include <stdio.h> /* for printf() */ |
2558 |
# #include <unistd.h> /* for open(), lseek(), read() */ |
2559 |
# #include <fcntl.h> /* for O_RDONLY, O_BINARY */ |
2560 |
# #include <string.h> /* for strdup() */ |
2561 |
# |
2562 |
# /* O_BINARY isn't required (or even defined sometimes) under Unix */ |
2563 |
# #ifndef O_BINARY |
2564 |
# #define O_BINARY 0 |
2565 |
# #endif |
2566 |
# |
2567 |
# static unsigned int |
2568 |
# pe_get16 (fd, offset) |
2569 |
# int fd; |
2570 |
# int offset; |
2571 |
# { |
2572 |
# unsigned char b[2]; |
2573 |
# lseek (fd, offset, SEEK_SET); |
2574 |
# read (fd, b, 2); |
2575 |
# return b[0] + (b[1]<<8); |
2576 |
# } |
2577 |
# |
2578 |
# static unsigned int |
2579 |
# pe_get32 (fd, offset) |
2580 |
# int fd; |
2581 |
# int offset; |
2582 |
# { |
2583 |
# unsigned char b[4]; |
2584 |
# lseek (fd, offset, SEEK_SET); |
2585 |
# read (fd, b, 4); |
2586 |
# return b[0] + (b[1]<<8) + (b[2]<<16) + (b[3]<<24); |
2587 |
# } |
2588 |
# |
2589 |
# static unsigned int |
2590 |
# pe_as32 (ptr) |
2591 |
# void *ptr; |
2592 |
# { |
2593 |
# unsigned char *b = ptr; |
2594 |
# return b[0] + (b[1]<<8) + (b[2]<<16) + (b[3]<<24); |
2595 |
# } |
2596 |
# |
2597 |
# int |
2598 |
# main (argc, argv) |
2599 |
# int argc; |
2600 |
# char *argv[]; |
2601 |
# { |
2602 |
# int dll; |
2603 |
# unsigned long pe_header_offset, opthdr_ofs, num_entries, i; |
2604 |
# unsigned long export_rva, export_size, nsections, secptr, expptr; |
2605 |
# unsigned long name_rvas, nexp; |
2606 |
# unsigned char *expdata, *erva; |
2607 |
# char *filename, *dll_name; |
2608 |
# |
2609 |
# filename = argv[1]; |
2610 |
# |
2611 |
# dll = open(filename, O_RDONLY|O_BINARY); |
2612 |
# if (!dll) |
2613 |
# return 1; |
2614 |
# |
2615 |
# dll_name = filename; |
2616 |
# |
2617 |
# for (i=0; filename[i]; i++) |
2618 |
# if (filename[i] == '/' || filename[i] == '\\' || filename[i] == ':') |
2619 |
# dll_name = filename + i +1; |
2620 |
# |
2621 |
# pe_header_offset = pe_get32 (dll, 0x3c); |
2622 |
# opthdr_ofs = pe_header_offset + 4 + 20; |
2623 |
# num_entries = pe_get32 (dll, opthdr_ofs + 92); |
2624 |
# |
2625 |
# if (num_entries < 1) /* no exports */ |
2626 |
# return 1; |
2627 |
# |
2628 |
# export_rva = pe_get32 (dll, opthdr_ofs + 96); |
2629 |
# export_size = pe_get32 (dll, opthdr_ofs + 100); |
2630 |
# nsections = pe_get16 (dll, pe_header_offset + 4 +2); |
2631 |
# secptr = (pe_header_offset + 4 + 20 + |
2632 |
# pe_get16 (dll, pe_header_offset + 4 + 16)); |
2633 |
# |
2634 |
# expptr = 0; |
2635 |
# for (i = 0; i < nsections; i++) |
2636 |
# { |
2637 |
# char sname[8]; |
2638 |
# unsigned long secptr1 = secptr + 40 * i; |
2639 |
# unsigned long vaddr = pe_get32 (dll, secptr1 + 12); |
2640 |
# unsigned long vsize = pe_get32 (dll, secptr1 + 16); |
2641 |
# unsigned long fptr = pe_get32 (dll, secptr1 + 20); |
2642 |
# lseek(dll, secptr1, SEEK_SET); |
2643 |
# read(dll, sname, 8); |
2644 |
# if (vaddr <= export_rva && vaddr+vsize > export_rva) |
2645 |
# { |
2646 |
# expptr = fptr + (export_rva - vaddr); |
2647 |
# if (export_rva + export_size > vaddr + vsize) |
2648 |
# export_size = vsize - (export_rva - vaddr); |
2649 |
# break; |
2650 |
# } |
2651 |
# } |
2652 |
# |
2653 |
# expdata = (unsigned char*)malloc(export_size); |
2654 |
# lseek (dll, expptr, SEEK_SET); |
2655 |
# read (dll, expdata, export_size); |
2656 |
# erva = expdata - export_rva; |
2657 |
# |
2658 |
# nexp = pe_as32 (expdata+24); |
2659 |
# name_rvas = pe_as32 (expdata+32); |
2660 |
# |
2661 |
# printf ("EXPORTS\n"); |
2662 |
# for (i = 0; i<nexp; i++) |
2663 |
# { |
2664 |
# unsigned long name_rva = pe_as32 (erva+name_rvas+i*4); |
2665 |
# printf ("\t%s @ %ld ;\n", erva+name_rva, 1+ i); |
2666 |
# } |
2667 |
# |
2668 |
# return 0; |
2669 |
# } |
2670 |
# /* impgen.c ends here */ |
2671 |
|
2672 |
EOF |
2673 |
;; |
2674 |
esac |
2675 |
|
2676 |
# We use sed instead of cat because bash on DJGPP gets confused if |
2677 |
# if finds mixed CR/LF and LF-only lines. Since sed operates in |
2678 |
# text mode, it properly converts lines to CR/LF. This bash problem |
2679 |
# is reportedly fixed, but why not run on old versions too? |
2680 |
sed '$q' "$ltmain" >> "${ofile}T" || (rm -f "${ofile}T"; exit 1) |
2681 |
|
2682 |
mv -f "${ofile}T" "$ofile" || \ |
2683 |
(rm -f "$ofile" && cp "${ofile}T" "$ofile" && rm -f "${ofile}T") |
2684 |
chmod +x "$ofile" |
2685 |
fi |
2686 |
## |
2687 |
## END FIXME |
2688 |
|
2689 |
])# _LT_AC_LTCONFIG_HACK |
2690 |
|
2691 |
# AC_LIBTOOL_DLOPEN - enable checks for dlopen support |
2692 |
AC_DEFUN([AC_LIBTOOL_DLOPEN], [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])]) |
2693 |
|
2694 |
# AC_LIBTOOL_WIN32_DLL - declare package support for building win32 dll's |
2695 |
AC_DEFUN([AC_LIBTOOL_WIN32_DLL], [AC_BEFORE([$0], [AC_LIBTOOL_SETUP])]) |
2696 |
|
2697 |
# AC_ENABLE_SHARED - implement the --enable-shared flag |
2698 |
# Usage: AC_ENABLE_SHARED[(DEFAULT)] |
2699 |
# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to |
2700 |
# `yes'. |
2701 |
AC_DEFUN([AC_ENABLE_SHARED], |
2702 |
[define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl |
2703 |
AC_ARG_ENABLE(shared, |
2704 |
changequote(<<, >>)dnl |
2705 |
<< --enable-shared[=PKGS] build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT], |
2706 |
changequote([, ])dnl |
2707 |
[p=${PACKAGE-default} |
2708 |
case "$enableval" in |
2709 |
yes) enable_shared=yes ;; |
2710 |
no) enable_shared=no ;; |
2711 |
*) |
2712 |
enable_shared=no |
2713 |
# Look at the argument we got. We use all the common list separators. |
2714 |
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," |
2715 |
for pkg in $enableval; do |
2716 |
if test "X$pkg" = "X$p"; then |
2717 |
enable_shared=yes |
2718 |
fi |
2719 |
done |
2720 |
IFS="$ac_save_ifs" |
2721 |
;; |
2722 |
esac], |
2723 |
enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl |
2724 |
]) |
2725 |
|
2726 |
# AC_DISABLE_SHARED - set the default shared flag to --disable-shared |
2727 |
AC_DEFUN([AC_DISABLE_SHARED], |
2728 |
[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl |
2729 |
AC_ENABLE_SHARED(no)]) |
2730 |
|
2731 |
# AC_ENABLE_STATIC - implement the --enable-static flag |
2732 |
# Usage: AC_ENABLE_STATIC[(DEFAULT)] |
2733 |
# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to |
2734 |
# `yes'. |
2735 |
AC_DEFUN([AC_ENABLE_STATIC], |
2736 |
[define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl |
2737 |
AC_ARG_ENABLE(static, |
2738 |
changequote(<<, >>)dnl |
2739 |
<< --enable-static[=PKGS] build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT], |
2740 |
changequote([, ])dnl |
2741 |
[p=${PACKAGE-default} |
2742 |
case "$enableval" in |
2743 |
yes) enable_static=yes ;; |
2744 |
no) enable_static=no ;; |
2745 |
*) |
2746 |
enable_static=no |
2747 |
# Look at the argument we got. We use all the common list separators. |
2748 |
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," |
2749 |
for pkg in $enableval; do |
2750 |
if test "X$pkg" = "X$p"; then |
2751 |
enable_static=yes |
2752 |
fi |
2753 |
done |
2754 |
IFS="$ac_save_ifs" |
2755 |
;; |
2756 |
esac], |
2757 |
enable_static=AC_ENABLE_STATIC_DEFAULT)dnl |
2758 |
]) |
2759 |
|
2760 |
# AC_DISABLE_STATIC - set the default static flag to --disable-static |
2761 |
AC_DEFUN([AC_DISABLE_STATIC], |
2762 |
[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl |
2763 |
AC_ENABLE_STATIC(no)]) |
2764 |
|
2765 |
|
2766 |
# AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag |
2767 |
# Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)] |
2768 |
# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to |
2769 |
# `yes'. |
2770 |
AC_DEFUN([AC_ENABLE_FAST_INSTALL], |
2771 |
[define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl |
2772 |
AC_ARG_ENABLE(fast-install, |
2773 |
changequote(<<, >>)dnl |
2774 |
<< --enable-fast-install[=PKGS] optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT], |
2775 |
changequote([, ])dnl |
2776 |
[p=${PACKAGE-default} |
2777 |
case "$enableval" in |
2778 |
yes) enable_fast_install=yes ;; |
2779 |
no) enable_fast_install=no ;; |
2780 |
*) |
2781 |
enable_fast_install=no |
2782 |
# Look at the argument we got. We use all the common list separators. |
2783 |
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," |
2784 |
for pkg in $enableval; do |
2785 |
if test "X$pkg" = "X$p"; then |
2786 |
enable_fast_install=yes |
2787 |
fi |
2788 |
done |
2789 |
IFS="$ac_save_ifs" |
2790 |
;; |
2791 |
esac], |
2792 |
enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl |
2793 |
]) |
2794 |
|
2795 |
# AC_DISABLE_FAST_INSTALL - set the default to --disable-fast-install |
2796 |
AC_DEFUN([AC_DISABLE_FAST_INSTALL], |
2797 |
[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl |
2798 |
AC_ENABLE_FAST_INSTALL(no)]) |
2799 |
|
2800 |
# AC_LIBTOOL_PICMODE - implement the --with-pic flag |
2801 |
# Usage: AC_LIBTOOL_PICMODE[(MODE)] |
2802 |
# Where MODE is either `yes' or `no'. If omitted, it defaults to |
2803 |
# `both'. |
2804 |
AC_DEFUN([AC_LIBTOOL_PICMODE], |
2805 |
[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl |
2806 |
pic_mode=ifelse($#,1,$1,default)]) |
2807 |
|
2808 |
|
2809 |
# AC_PATH_TOOL_PREFIX - find a file program which can recognise shared library |
2810 |
AC_DEFUN([AC_PATH_TOOL_PREFIX], |
2811 |
[AC_MSG_CHECKING([for $1]) |
2812 |
AC_CACHE_VAL(lt_cv_path_MAGIC_CMD, |
2813 |
[case "$MAGIC_CMD" in |
2814 |
/*) |
2815 |
lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path. |
2816 |
;; |
2817 |
?:/*) |
2818 |
lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a dos path. |
2819 |
;; |
2820 |
*) |
2821 |
ac_save_MAGIC_CMD="$MAGIC_CMD" |
2822 |
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" |
2823 |
dnl $ac_dummy forces splitting on constant user-supplied paths. |
2824 |
dnl POSIX.2 word splitting is done only on the output of word expansions, |
2825 |
dnl not every word. This closes a longstanding sh security hole. |
2826 |
ac_dummy="ifelse([$2], , $PATH, [$2])" |
2827 |
for ac_dir in $ac_dummy; do |
2828 |
test -z "$ac_dir" && ac_dir=. |
2829 |
if test -f $ac_dir/$1; then |
2830 |
lt_cv_path_MAGIC_CMD="$ac_dir/$1" |
2831 |
if test -n "$file_magic_test_file"; then |
2832 |
case "$deplibs_check_method" in |
2833 |
"file_magic "*) |
2834 |
file_magic_regex="`expr \"$deplibs_check_method\" : \"file_magic \(.*\)\"`" |
2835 |
MAGIC_CMD="$lt_cv_path_MAGIC_CMD" |
2836 |
if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null | |
2837 |
egrep "$file_magic_regex" > /dev/null; then |
2838 |
: |
2839 |
else |
2840 |
cat <<EOF 1>&2 |
2841 |
|
2842 |
*** Warning: the command libtool uses to detect shared libraries, |
2843 |
*** $file_magic_cmd, produces output that libtool cannot recognize. |
2844 |
*** The result is that libtool may fail to recognize shared libraries |
2845 |
*** as such. This will affect the creation of libtool libraries that |
2846 |
*** depend on shared libraries, but programs linked with such libtool |
2847 |
*** libraries will work regardless of this problem. Nevertheless, you |
2848 |
*** may want to report the problem to your system manager and/or to |
2849 |
*** bug-libtool@gnu.org |
2850 |
|
2851 |
EOF |
2852 |
fi ;; |
2853 |
esac |
2854 |
fi |
2855 |
break |
2856 |
fi |
2857 |
done |
2858 |
IFS="$ac_save_ifs" |
2859 |
MAGIC_CMD="$ac_save_MAGIC_CMD" |
2860 |
;; |
2861 |
esac]) |
2862 |
MAGIC_CMD="$lt_cv_path_MAGIC_CMD" |
2863 |
if test -n "$MAGIC_CMD"; then |
2864 |
AC_MSG_RESULT($MAGIC_CMD) |
2865 |
else |
2866 |
AC_MSG_RESULT(no) |
2867 |
fi |
2868 |
]) |
2869 |
|
2870 |
|
2871 |
# AC_PATH_MAGIC - find a file program which can recognise a shared library |
2872 |
AC_DEFUN([AC_PATH_MAGIC], |
2873 |
[AC_REQUIRE([AC_CHECK_TOOL_PREFIX])dnl |
2874 |
AC_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin:$PATH) |
2875 |
if test -z "$lt_cv_path_MAGIC_CMD"; then |
2876 |
if test -n "$ac_tool_prefix"; then |
2877 |
AC_PATH_TOOL_PREFIX(file, /usr/bin:$PATH) |
2878 |
else |
2879 |
MAGIC_CMD=: |
2880 |
fi |
2881 |
fi |
2882 |
]) |
2883 |
|
2884 |
|
2885 |
# AC_PROG_LD - find the path to the GNU or non-GNU linker |
2886 |
AC_DEFUN([AC_PROG_LD], |
2887 |
[AC_ARG_WITH(gnu-ld, |
2888 |
[ --with-gnu-ld assume the C compiler uses GNU ld [default=no]], |
2889 |
test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no) |
2890 |
AC_REQUIRE([AC_PROG_CC])dnl |
2891 |
AC_REQUIRE([AC_CANONICAL_HOST])dnl |
2892 |
AC_REQUIRE([AC_CANONICAL_BUILD])dnl |
2893 |
ac_prog=ld |
2894 |
if test "$GCC" = yes; then |
2895 |
# Check if gcc -print-prog-name=ld gives a path. |
2896 |
AC_MSG_CHECKING([for ld used by GCC]) |
2897 |
case $host in |
2898 |
*-*-mingw*) |
2899 |
# gcc leaves a trailing carriage return which upsets mingw |
2900 |
ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;; |
2901 |
*) |
2902 |
ac_prog=`($CC -print-prog-name=ld) 2>&5` ;; |
2903 |
esac |
2904 |
case "$ac_prog" in |
2905 |
# Accept absolute paths. |
2906 |
[[\\/]* | [A-Za-z]:[\\/]*)] |
2907 |
[re_direlt='/[^/][^/]*/\.\./'] |
2908 |
# Canonicalize the path of ld |
2909 |
ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` |
2910 |
while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do |
2911 |
ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` |
2912 |
done |
2913 |
test -z "$LD" && LD="$ac_prog" |
2914 |
;; |
2915 |
"") |
2916 |
# If it fails, then pretend we aren't using GCC. |
2917 |
ac_prog=ld |
2918 |
;; |
2919 |
*) |
2920 |
# If it is relative, then search for the first ld in PATH. |
2921 |
with_gnu_ld=unknown |
2922 |
;; |
2923 |
esac |
2924 |
elif test "$with_gnu_ld" = yes; then |
2925 |
AC_MSG_CHECKING([for GNU ld]) |
2926 |
else |
2927 |
AC_MSG_CHECKING([for non-GNU ld]) |
2928 |
fi |
2929 |
AC_CACHE_VAL(lt_cv_path_LD, |
2930 |
[if test -z "$LD"; then |
2931 |
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}" |
2932 |
for ac_dir in $PATH; do |
2933 |
test -z "$ac_dir" && ac_dir=. |
2934 |
if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then |
2935 |
lt_cv_path_LD="$ac_dir/$ac_prog" |
2936 |
# Check to see if the program is GNU ld. I'd rather use --version, |
2937 |
# but apparently some GNU ld's only accept -v. |
2938 |
# Break only if it was the GNU/non-GNU ld that we prefer. |
2939 |
if "$lt_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then |
2940 |
test "$with_gnu_ld" != no && break |
2941 |
else |
2942 |
test "$with_gnu_ld" != yes && break |
2943 |
fi |
2944 |
fi |
2945 |
done |
2946 |
IFS="$ac_save_ifs" |
2947 |
else |
2948 |
lt_cv_path_LD="$LD" # Let the user override the test with a path. |
2949 |
fi]) |
2950 |
LD="$lt_cv_path_LD" |
2951 |
if test -n "$LD"; then |
2952 |
AC_MSG_RESULT($LD) |
2953 |
else |
2954 |
AC_MSG_RESULT(no) |
2955 |
fi |
2956 |
test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH]) |
2957 |
AC_PROG_LD_GNU |
2958 |
]) |
2959 |
|
2960 |
# AC_PROG_LD_GNU - |
2961 |
AC_DEFUN([AC_PROG_LD_GNU], |
2962 |
[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld, |
2963 |
[# I'd rather use --version here, but apparently some GNU ld's only accept -v. |
2964 |
if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then |
2965 |
lt_cv_prog_gnu_ld=yes |
2966 |
else |
2967 |
lt_cv_prog_gnu_ld=no |
2968 |
fi]) |
2969 |
with_gnu_ld=$lt_cv_prog_gnu_ld |
2970 |
]) |
2971 |
|
2972 |
# AC_PROG_LD_RELOAD_FLAG - find reload flag for linker |
2973 |
# -- PORTME Some linkers may need a different reload flag. |
2974 |
AC_DEFUN([AC_PROG_LD_RELOAD_FLAG], |
2975 |
[AC_CACHE_CHECK([for $LD option to reload object files], lt_cv_ld_reload_flag, |
2976 |
[lt_cv_ld_reload_flag='-r']) |
2977 |
reload_flag=$lt_cv_ld_reload_flag |
2978 |
test -n "$reload_flag" && reload_flag=" $reload_flag" |
2979 |
]) |
2980 |
|
2981 |
# AC_DEPLIBS_CHECK_METHOD - how to check for library dependencies |
2982 |
# -- PORTME fill in with the dynamic library characteristics |
2983 |
AC_DEFUN([AC_DEPLIBS_CHECK_METHOD], |
2984 |
[AC_CACHE_CHECK([how to recognise dependant libraries], |
2985 |
lt_cv_deplibs_check_method, |
2986 |
[lt_cv_file_magic_cmd='$MAGIC_CMD' |
2987 |
lt_cv_file_magic_test_file= |
2988 |
lt_cv_deplibs_check_method='unknown' |
2989 |
# Need to set the preceding variable on all platforms that support |
2990 |
# interlibrary dependencies. |
2991 |
# 'none' -- dependencies not supported. |
2992 |
# `unknown' -- same as none, but documents that we really don't know. |
2993 |
# 'pass_all' -- all dependencies passed with no checks. |
2994 |
# 'test_compile' -- check by making test program. |
2995 |
# ['file_magic [regex]'] -- check by looking for files in library path |
2996 |
# which responds to the $file_magic_cmd with a given egrep regex. |
2997 |
# If you have `file' or equivalent on your system and you're not sure |
2998 |
# whether `pass_all' will *always* work, you probably want this one. |
2999 |
|
3000 |
case "$host_os" in |
3001 |
aix4*) |
3002 |
lt_cv_deplibs_check_method=pass_all |
3003 |
;; |
3004 |
|
3005 |
beos*) |
3006 |
lt_cv_deplibs_check_method=pass_all |
3007 |
;; |
3008 |
|
3009 |
bsdi4*) |
3010 |
[lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib)'] |
3011 |
lt_cv_file_magic_cmd='/usr/bin/file -L' |
3012 |
lt_cv_file_magic_test_file=/shlib/libc.so |
3013 |
;; |
3014 |
|
3015 |
cygwin* | mingw* | pw32*) |
3016 |
lt_cv_deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?' |
3017 |
lt_cv_file_magic_cmd='$OBJDUMP -f' |
3018 |
;; |
3019 |
|
3020 |
darwin*|rhapsody*) |
3021 |
lt_cv_deplibs_check_method='file_magic Mach-O dynamically linked shared library' |
3022 |
lt_cv_file_magiic_cmd=/usr/bin/file |
3023 |
lt_cv_file_magic_test_file=`echo /System/Library/Frameworks/System.framework/Versions/*/System | head -1` |
3024 |
;; |
3025 |
|
3026 |
freebsd*) |
3027 |
if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then |
3028 |
case "$host_cpu" in |
3029 |
i*86 ) |
3030 |
# Not sure whether the presence of OpenBSD here was a mistake. |
3031 |
# Let's accept both of them until this is cleared up. |
3032 |
[lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD)/i[3-9]86 (compact )?demand paged shared library'] |
3033 |
lt_cv_file_magic_cmd=/usr/bin/file |
3034 |
lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*` |
3035 |
;; |
3036 |
esac |
3037 |
else |
3038 |
lt_cv_deplibs_check_method=pass_all |
3039 |
fi |
3040 |
;; |
3041 |
|
3042 |
gnu*) |
3043 |
lt_cv_deplibs_check_method=pass_all |
3044 |
;; |
3045 |
|
3046 |
hpux10.20*|hpux11*) |
3047 |
[lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|PA-RISC[0-9].[0-9]) shared library'] |
3048 |
lt_cv_file_magic_cmd=/usr/bin/file |
3049 |
lt_cv_file_magic_test_file=/usr/lib/libc.sl |
3050 |
;; |
3051 |
|
3052 |
irix5* | irix6*) |
3053 |
case "$host_os" in |
3054 |
irix5*) |
3055 |
# this will be overridden with pass_all, but let us keep it just in case |
3056 |
lt_cv_deplibs_check_method="file_magic ELF 32-bit MSB dynamic lib MIPS - version 1" |
3057 |
;; |
3058 |
*) |
3059 |
case "$LD" in |
3060 |
*-32|*"-32 ") libmagic=32-bit;; |
3061 |
*-n32|*"-n32 ") libmagic=N32;; |
3062 |
*-64|*"-64 ") libmagic=64-bit;; |
3063 |
*) libmagic=never-match;; |
3064 |
esac |
3065 |
# this will be overridden with pass_all, but let us keep it just in case |
3066 |
[lt_cv_deplibs_check_method="file_magic ELF ${libmagic} MSB mips-[1234] dynamic lib MIPS - version 1"] |
3067 |
;; |
3068 |
esac |
3069 |
lt_cv_file_magic_test_file=`echo /lib${libsuff}/libc.so*` |
3070 |
lt_cv_deplibs_check_method=pass_all |
3071 |
;; |
3072 |
|
3073 |
# This must be Linux ELF. |
3074 |
linux-gnu*) |
3075 |
case "$host_cpu" in |
3076 |
alpha* | i*86 | powerpc* | sparc* | ia64* ) |
3077 |
lt_cv_deplibs_check_method=pass_all ;; |
3078 |
*) |
3079 |
# glibc up to 2.1.1 does not perform some relocations on ARM |
3080 |
[lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )' ;;] |
3081 |
esac |
3082 |
lt_cv_file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so` |
3083 |
;; |
3084 |
|
3085 |
netbsd*) |
3086 |
if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then |
3087 |
[lt_cv_deplibs_check_method='file_magic NetBSD/[a-z0-9]* demand paged shared library'] |
3088 |
else |
3089 |
[lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB shared object'] |
3090 |
fi |
3091 |
lt_cv_file_magic_cmd='/usr/bin/file -L' |
3092 |
lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*` |
3093 |
;; |
3094 |
|
3095 |
newos6*) |
3096 |
[lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (executable|dynamic lib)'] |
3097 |
lt_cv_file_magic_cmd=/usr/bin/file |
3098 |
lt_cv_file_magic_test_file=/usr/lib/libnls.so |
3099 |
;; |
3100 |
|
3101 |
osf3* | osf4* | osf5*) |
3102 |
# this will be overridden with pass_all, but let us keep it just in case |
3103 |
lt_cv_deplibs_check_method='file_magic COFF format alpha shared library' |
3104 |
lt_cv_file_magic_test_file=/shlib/libc.so |
3105 |
lt_cv_deplibs_check_method=pass_all |
3106 |
;; |
3107 |
|
3108 |
sco3.2v5*) |
3109 |
lt_cv_deplibs_check_method=pass_all |
3110 |
;; |
3111 |
|
3112 |
solaris*) |
3113 |
lt_cv_deplibs_check_method=pass_all |
3114 |
lt_cv_file_magic_test_file=/lib/libc.so |
3115 |
;; |
3116 |
|
3117 |
sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) |
3118 |
case "$host_vendor" in |
3119 |
motorola) |
3120 |
[lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [ML]SB (shared object|dynamic lib) M[0-9][0-9]* Version [0-9]'] |
3121 |
lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*` |
3122 |
;; |
3123 |
ncr) |
3124 |
lt_cv_deplibs_check_method=pass_all |
3125 |
;; |
3126 |
sequent) |
3127 |
lt_cv_file_magic_cmd='/bin/file' |
3128 |
[lt_cv_deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )'] |
3129 |
;; |
3130 |
sni) |
3131 |
lt_cv_file_magic_cmd='/bin/file' |
3132 |
[lt_cv_deplibs_check_method="file_magic ELF [0-9][0-9]*-bit [LM]SB dynamic lib"] |
3133 |
lt_cv_file_magic_test_file=/lib/libc.so |
3134 |
;; |
3135 |
esac |
3136 |
;; |
3137 |
esac |
3138 |
]) |
3139 |
file_magic_cmd=$lt_cv_file_magic_cmd |
3140 |
deplibs_check_method=$lt_cv_deplibs_check_method |
3141 |
]) |
3142 |
|
3143 |
|
3144 |
# AC_PROG_NM - find the path to a BSD-compatible name lister |
3145 |
AC_DEFUN([AC_PROG_NM], |
3146 |
[AC_MSG_CHECKING([for BSD-compatible nm]) |
3147 |
AC_CACHE_VAL(lt_cv_path_NM, |
3148 |
[if test -n "$NM"; then |
3149 |
# Let the user override the test. |
3150 |
lt_cv_path_NM="$NM" |
3151 |
else |
3152 |
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}" |
3153 |
for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do |
3154 |
test -z "$ac_dir" && ac_dir=. |
3155 |
tmp_nm=$ac_dir/${ac_tool_prefix}nm |
3156 |
if test -f $tmp_nm || test -f $tmp_nm$ac_exeext ; then |
3157 |
# Check to see if the nm accepts a BSD-compat flag. |
3158 |
# Adding the `sed 1q' prevents false positives on HP-UX, which says: |
3159 |
# nm: unknown option "B" ignored |
3160 |
# Tru64's nm complains that /dev/null is an invalid object file |
3161 |
if ($tmp_nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep '(/dev/null|Invalid file or object type)' >/dev/null; then |
3162 |
lt_cv_path_NM="$tmp_nm -B" |
3163 |
break |
3164 |
elif ($tmp_nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then |
3165 |
lt_cv_path_NM="$tmp_nm -p" |
3166 |
break |
3167 |
else |
3168 |
lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but |
3169 |
continue # so that we can try to find one that supports BSD flags |
3170 |
fi |
3171 |
fi |
3172 |
done |
3173 |
IFS="$ac_save_ifs" |
3174 |
test -z "$lt_cv_path_NM" && lt_cv_path_NM=nm |
3175 |
fi]) |
3176 |
NM="$lt_cv_path_NM" |
3177 |
AC_MSG_RESULT([$NM]) |
3178 |
]) |
3179 |
|
3180 |
# AC_CHECK_LIBM - check for math library |
3181 |
AC_DEFUN([AC_CHECK_LIBM], |
3182 |
[AC_REQUIRE([AC_CANONICAL_HOST])dnl |
3183 |
LIBM= |
3184 |
case "$host" in |
3185 |
*-*-beos* | *-*-cygwin* | *-*-pw32*) |
3186 |
# These system don't have libm |
3187 |
;; |
3188 |
*-ncr-sysv4.3*) |
3189 |
AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw") |
3190 |
AC_CHECK_LIB(m, main, LIBM="$LIBM -lm") |
3191 |
;; |
3192 |
*) |
3193 |
AC_CHECK_LIB(m, main, LIBM="-lm") |
3194 |
;; |
3195 |
esac |
3196 |
]) |
3197 |
|
3198 |
# AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for |
3199 |
# the libltdl convenience library and INCLTDL to the include flags for |
3200 |
# the libltdl header and adds --enable-ltdl-convenience to the |
3201 |
# configure arguments. Note that LIBLTDL and INCLTDL are not |
3202 |
# AC_SUBSTed, nor is AC_CONFIG_SUBDIRS called. If DIR is not |
3203 |
# provided, it is assumed to be `libltdl'. LIBLTDL will be prefixed |
3204 |
# with '${top_builddir}/' and INCLTDL will be prefixed with |
3205 |
# '${top_srcdir}/' (note the single quotes!). If your package is not |
3206 |
# flat and you're not using automake, define top_builddir and |
3207 |
# top_srcdir appropriately in the Makefiles. |
3208 |
AC_DEFUN([AC_LIBLTDL_CONVENIENCE], |
3209 |
[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl |
3210 |
case "$enable_ltdl_convenience" in |
3211 |
no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;; |
3212 |
"") enable_ltdl_convenience=yes |
3213 |
ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;; |
3214 |
esac |
3215 |
LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdlc.la |
3216 |
INCLTDL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl']) |
3217 |
]) |
3218 |
|
3219 |
# AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for |
3220 |
# the libltdl installable library and INCLTDL to the include flags for |
3221 |
# the libltdl header and adds --enable-ltdl-install to the configure |
3222 |
# arguments. Note that LIBLTDL and INCLTDL are not AC_SUBSTed, nor is |
3223 |
# AC_CONFIG_SUBDIRS called. If DIR is not provided and an installed |
3224 |
# libltdl is not found, it is assumed to be `libltdl'. LIBLTDL will |
3225 |
# be prefixed with '${top_builddir}/' and INCLTDL will be prefixed |
3226 |
# with '${top_srcdir}/' (note the single quotes!). If your package is |
3227 |
# not flat and you're not using automake, define top_builddir and |
3228 |
# top_srcdir appropriately in the Makefiles. |
3229 |
# In the future, this macro may have to be called after AC_PROG_LIBTOOL. |
3230 |
AC_DEFUN([AC_LIBLTDL_INSTALLABLE], |
3231 |
[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl |
3232 |
AC_CHECK_LIB(ltdl, main, |
3233 |
[test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no], |
3234 |
[if test x"$enable_ltdl_install" = xno; then |
3235 |
AC_MSG_WARN([libltdl not installed, but installation disabled]) |
3236 |
else |
3237 |
enable_ltdl_install=yes |
3238 |
fi |
3239 |
]) |
3240 |
if test x"$enable_ltdl_install" = x"yes"; then |
3241 |
ac_configure_args="$ac_configure_args --enable-ltdl-install" |
3242 |
LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdl.la |
3243 |
INCLTDL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl']) |
3244 |
else |
3245 |
ac_configure_args="$ac_configure_args --enable-ltdl-install=no" |
3246 |
LIBLTDL="-lltdl" |
3247 |
INCLTDL= |
3248 |
fi |
3249 |
]) |
3250 |
|
3251 |
# old names |
3252 |
AC_DEFUN([AM_PROG_LIBTOOL], [AC_PROG_LIBTOOL]) |
3253 |
AC_DEFUN([AM_ENABLE_SHARED], [AC_ENABLE_SHARED($@)]) |
3254 |
AC_DEFUN([AM_ENABLE_STATIC], [AC_ENABLE_STATIC($@)]) |
3255 |
AC_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)]) |
3256 |
AC_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)]) |
3257 |
AC_DEFUN([AM_PROG_LD], [AC_PROG_LD]) |
3258 |
AC_DEFUN([AM_PROG_NM], [AC_PROG_NM]) |
3259 |
|
3260 |
# This is just to silence aclocal about the macro not being used |
3261 |
ifelse([AC_DISABLE_FAST_INSTALL]) |