[audio-libsamplerate.git] / libsamplerate / M4 / check_signal.m4

dnl @synopsis AC_CHECK_SIGNAL(SIGNAME)
dnl
dnl
dnl @category C
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
dnl @version 1.0	Jul 07 2007

AC_DEFUN([AC_CHECK_SIGNAL],
[AC_CACHE_CHECK(for $1,
  ac_cv_signal_$1,
[
AC_TRY_LINK([
#include <signal.h>

], signal($1, SIG_DFL) ;, ac_cv_signal_$1=yes, ac_cv_signal_$1=no)

])

if test "$ac_cv_signal_$1" = yes; then
  AC_DEFINE(HAVE_$1, 1,
            [Define if you have signal $1.])
fi
])# AC_CHECK_SIGNAL


## AC_CHECK_SIGNALS
Commit	Line	Data
8529da43 MG	1	dnl @synopsis AC_CHECK_SIGNAL(SIGNAME)
	2	dnl
	3	dnl
	4	dnl @category C
	5	dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
	6	dnl @version 1.0 Jul 07 2007
	7
	8	AC_DEFUN([AC_CHECK_SIGNAL],
	9	[AC_CACHE_CHECK(for $1,
	10	ac_cv_signal_$1,
	11	[
	12	AC_TRY_LINK([
	13	#include <signal.h>
	14
	15	], signal($1, SIG_DFL) ;, ac_cv_signal_$1=yes, ac_cv_signal_$1=no)
	16
	17	])
	18
	19	if test "$ac_cv_signal_$1" = yes; then
	20	AC_DEFINE(HAVE_$1, 1,
	21	[Define if you have signal $1.])
	22	fi
	23	])# AC_CHECK_SIGNAL
	24
	25
	26	## AC_CHECK_SIGNALS