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lib/replace: Add ucontext configure autoconf checks.

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Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
This commit is contained in:
Jeremy Allison 2013-01-14 15:21:35 -08:00 committed by Stefan Metzmacher
parent 7fe400de4c
commit fe6e323add
1 changed files with 13 additions and 0 deletions
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13
lib/replace/libreplace.m4
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@ -126,6 +126,7 @@ AC_CHECK_HEADERS(unix.h)
AC_CHECK_HEADERS(malloc.h)
AC_CHECK_HEADERS(syscall.h)
AC_CHECK_HEADERS(sys/syscall.h)
AC_CHECK_HEADERS(sys/ucontext.h)
AC_CHECK_FUNCS(syscall setuid seteuid setreuid setresuid setgid setegid setregid setresgid setgroups)
AC_CHECK_FUNCS(chroot bzero strerror strerror_r memalign posix_memalign getpagesize)
@ -415,6 +416,18 @@ if test x"$libreplace_cv_struct_timespec" = x"yes"; then
AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
fi
AC_CACHE_CHECK([for ucontext_t type],libreplace_cv_ucontext_t, [
AC_TRY_COMPILE([
#include <signal.h>
#if HAVE_SYS_UCONTEXT_H
#include <sys/ucontext.h>
# endif
],[ucontext_t uc; sigaddset(&uc.uc_sigmask, SIGUSR1);],
libreplace_cv_ucontext_t=yes,libreplace_cv_ucontext_t=no)])
if test x"$libreplace_cv_ucontext_t" = x"yes"; then
AC_DEFINE(HAVE_UCONTEXT_T,1,[Whether we have ucontext_t])
fi
AC_CHECK_FUNCS([printf memset memcpy],,[AC_MSG_ERROR([Required function not found])])
echo "LIBREPLACE_BROKEN_CHECKS: END"