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/cvs/libev/libev.m4
Revision: 1.11
Committed: Thu Nov 20 00:35:10 2008 UTC (15 years, 8 months ago) by root
Branch: MAIN
CVS Tags: rel-3_51, rel-3_53, rel-3_52, rel-3_7, rel-3_6, rel-3_9, rel-3_8
Changes since 1.10: +13 -1 lines
Log Message:
*** empty log message ***

File Contents

# User Rev Content
1 root 1.1 dnl this file is part of libev, do not make local modifications
2     dnl http://software.schmorp.de/pkg/libev
3    
4     dnl libev support
5 root 1.10 AC_CHECK_HEADERS(sys/inotify.h sys/epoll.h sys/event.h sys/queue.h port.h poll.h sys/select.h sys/eventfd.h)
6 root 1.1
7 root 1.10 AC_CHECK_FUNCS(inotify_init epoll_ctl kqueue port_create poll select eventfd)
8 root 1.1
9     AC_CHECK_FUNC(clock_gettime, [], [
10 root 1.11 dnl on linux, try syscall wrapper first
11     if test $(uname) = Linux; then
12     AC_MSG_CHECKING(for clock_gettime syscall)
13     AC_LINK_IFELSE([AC_LANG_PROGRAM(
14     [#include <syscall.h>
15     #include <time.h>],
16     [struct timespec ts; int status = syscall (SYS_clock_gettime, CLOCK_REALTIME, &ts)])],
17     [ac_have_clock_syscall=1
18     AC_DEFINE(HAVE_CLOCK_SYSCALL, 1, "use syscall interface for clock_gettime")
19     AC_MSG_RESULT(yes)],
20     [AC_MSG_RESULT(no)])
21     fi
22     if test -z "$LIBEV_M4_AVOID_LIBRT" && test -z "$ac_have_clock_syscall"; then
23 root 1.5 AC_CHECK_LIB(rt, clock_gettime)
24 root 1.7 unset ac_cv_func_clock_gettime
25 root 1.5 AC_CHECK_FUNCS(clock_gettime)
26 root 1.3 fi
27 root 1.1 ])
28    
29 root 1.9 AC_CHECK_FUNC(nanosleep, [], [
30 root 1.8 if test -z "$LIBEV_M4_AVOID_LIBRT"; then
31 root 1.9 AC_CHECK_LIB(rt, nanosleep)
32     unset ac_cv_func_nanosleep
33     AC_CHECK_FUNCS(nanosleep)
34 root 1.8 fi
35     ])
36    
37 root 1.2 AC_CHECK_LIB(m, ceil)
38 root 1.1
39    
40