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authorAlexandre Courbot <acourbot@nvidia.com>2016-03-23 13:47:37 +0900
committerAdam Jackson <ajax@redhat.com>2016-04-25 15:14:30 -0400
commit4cc32880737c2d3e568fdb4867b2dba10fb3998a (patch)
tree4ed14d31562f6d28f0a1b9cd06be92b17daa619a
parent16e4bce9e5257c50c80c66efee0d07c2483619e1 (diff)
configure.ac: Keep environment CFLAGS when testing
DRI2 detection could fail if configure is invoked with a sysroot passed as CFLAGS. Ideally configure should invoke gcc with the sysroot argument passed to the configure script, but for some reason this is not done by AC_COMPILE_IFELSE. Fix this by ensuring CFLAGS are preserved when checking for stuff. Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
-rw-r--r--configure.ac4
1 files changed, 2 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac
index 06b6a08dd..db87ff931 100644
--- a/configure.ac
+++ b/configure.ac
@@ -880,7 +880,7 @@ if test "x$CONFIG_UDEV" = xyes; then
fi
SAVE_LIBS=$LIBS
SAVE_CFLAGS=$CFLAGS
- CFLAGS=$UDEV_CFLAGS
+ CFLAGS="$CFLAGS $UDEV_CFLAGS"
LIBS=$UDEV_LIBS
AC_CHECK_FUNCS([udev_monitor_filter_add_match_tag])
AC_CHECK_FUNCS([udev_enumerate_add_match_tag])
@@ -1293,7 +1293,7 @@ fi
if test "x$DRI2" = xyes; then
save_CFLAGS=$CFLAGS
- CFLAGS="$GL_CFLAGS $LIBDRM_CFLAGS"
+ CFLAGS="$CFLAGS $GL_CFLAGS $LIBDRM_CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include <GL/gl.h>
#include <GL/internal/dri_interface.h>
#ifndef __DRI_DRI2