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dnl This file is an input file used by the GNU "autoconf" program to |
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dnl generate the file "configure", which tries to guess your system |
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dnl configuration so that no manual editing of the Makefile should be |
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dnl necessary |
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dnl |
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dnl $Id: configure.in,v 1.18 2001/06/04 16:29:37 fp Exp $ |
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dnl |
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|
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AC_INIT(uulib.c) |
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AC_PREREQ(2.9) |
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AC_CONFIG_HEADER(config.h) |
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|
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# |
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# package revision |
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# |
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VERSION=0.5 |
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PATCH=15 |
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|
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AC_ARG_ENABLE(optimize,[ --disable-optimize compile for debugging],optimize=$enableval,optimize=yes) |
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|
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AC_PROG_CC |
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AC_PROG_CPP |
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AC_C_CROSS |
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wi_CFLAGS |
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wi_PROTOTYPES |
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AC_PROG_MAKE_SET |
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AC_PROG_RANLIB |
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|
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# |
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# When optimization is enabled, remove -g from CFLAGS and add -O |
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# |
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|
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if test "$optimize" = "yes" ; then |
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AC_MSG_CHECKING([compiler flags]) |
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CFLAGS=`echo $CFLAGS | sed 's/-g//g'` |
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case $CFLAGS in |
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*"-O"*) |
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;; |
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*) |
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CFLAGS="$CFLAGS -O" |
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;; |
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esac |
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AC_MSG_RESULT(done) |
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fi |
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|
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if test "$wi_cv_prototypes" = no ; then |
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AC_WARN([Your compiler does not support function prototyping and]) |
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AC_WARN([is not able to properly compile this package. What a pity.]) |
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AC_WARN([Get gcc, or any compiler that supports function prototypes.]) |
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exit 1 |
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fi |
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|
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# |
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# Checks for header files and library functions |
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# |
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|
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AC_HEADER_STDC |
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AC_TYPE_SIZE_T |
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AC_HEADER_TIME |
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AC_CHECK_HEADERS(fcntl.h unistd.h memory.h malloc.h errno.h) |
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AC_CHECK_HEADERS(io.h sys/time.h) |
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AC_CHECK_FUNCS(gettimeofday) |
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|
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AC_CHECK_FUNC(tempnam,,AC_DEFINE(tempnam,_FP_tempnam)) |
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|
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# |
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# strerror might be internally defined. this would cause a |
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# CHECK_FUNCS(strerror) to fail because it'd be called with |
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# zero arguments. So use our own code. |
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# |
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AC_MSG_CHECKING([for strerror]) |
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AC_TRY_LINK([ |
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char *blubb() { return (char *) strerror (42); } |
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],[ |
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(void) blubb(); |
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],have_strerror=yes,AC_DEFINE(strerror,_FP_strerror) |
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have_strerror=no) |
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AC_MSG_RESULT($have_strerror) |
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|
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AC_MSG_CHECKING([for stdin]) |
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AC_TRY_LINK([ |
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#include <stdio.h> |
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char *blubb() { FILE *in, *out; in=stdin; out=stdout; return (char*)0; } |
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],[ |
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(void) blubb(); |
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],have_stdio=yes,AC_DEFINE(HAVE_STDIO) |
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have_stdio=no) |
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AC_MSG_RESULT($have_stdio) |
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|
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if test "$ac_cv_header_stdc" = "no" ; then |
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AC_CHECK_HEADERS(stdarg.h varargs.h) |
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if test "$ac_cv_header_stdarg_h" = "no" ; then |
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if test "$ac_cv_header_varargs_h" = "no" ; then |
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AC_MSG_ERROR([neither stdarg.h nor varargs.h present]) |
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fi |
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fi |
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fi |
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|
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# |
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# Check whether this is a DOS-Based system. Another bogus test. |
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# Don't even bother to print a message. This code is needed so |
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# that autoheader includes the #undef into the final config.h |
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# and we can change the definition by hand on a really DOS |
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# system (where ./configure doesn't work anyway ...) |
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# |
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|
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if false ; then |
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AC_DEFINE(SYSTEM_DOS) |
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AC_DEFINE(SYSTEM_QUICKWIN) |
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AC_DEFINE(SYSTEM_WINDLL) |
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AC_DEFINE(SYSTEM_OS2) |
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fi |
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|
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# |
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# On some systems (so far, OS2 and WINDOWS), functions that are exported |
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# from a DLL must be declared specifically. |
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# |
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|
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AC_DEFINE_UNQUOTED(UUEXPORT,) |
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AC_DEFINE_UNQUOTED(TOOLEXPORT,) |
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|
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# |
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# set version number |
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# |
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AC_MSG_CHECKING([version number]) |
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version_number="$VERSION"pl"$PATCH" |
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AC_MSG_RESULT($version_number) |
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AC_SUBST(VERSION) |
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AC_SUBST(PATCH) |
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|
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# |
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# done |
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# |
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|
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AC_OUTPUT(Makefile) |
