gstreamer/m4/gst-fionread.m4
Tim-Philipp Müller 528cdedc2b m4: fix 'suspicious cache value' warning for gst-fionread.m4
.. here as well (should really be moved to common, but I'm too lazy).
2009-05-22 19:55:31 +01:00

42 lines
1 KiB
Text

AC_DEFUN([GST_CHECK_FIONREAD], [
AC_MSG_CHECKING(for FIONREAD in sys/ioctl.h)
AC_CACHE_VAL(_cv_gst_fionread_in_sys_ioctl, [
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/ioctl.h>
], [
int x = FIONREAD;
if ( x )
return 0;
], _cv_gst_fionread_in_sys_ioctl="yes",_cv_gst_fionread_in_sys_ioctl="no")
])
AC_MSG_RESULT($_cv_gst_fionread_in_sys_ioctl)
if test "$_cv_gst_fionread_in_sys_ioctl" = "yes"; then
AC_DEFINE([HAVE_FIONREAD_IN_SYS_IOCTL], 1, [FIONREAD ioctl found in sys/ioclt.h])
else
AC_MSG_CHECKING(for FIONREAD in sys/filio.h)
AC_CACHE_VAL(_cv_gst_fionread_in_sys_filio, [
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/filio.h>
], [
int x = FIONREAD;
if ( x )
return 0;
], _cv_gst_fionread_in_sys_filio="yes",_cv_gst_fionread_in_sys_filio="no")
])
AC_MSG_RESULT($_cv_gst_fionread_in_sys_filio)
if test "$_cv_gst_fionread_in_sys_filio" = "yes"; then
AC_DEFINE([HAVE_FIONREAD_IN_SYS_FILIO], 1, [FIONREAD ioctl found in sys/filio.h])
fi
fi
])