X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=configure.ac;h=bb0559a1d0f10df73a0f71002f079f4f9169e6d3;hb=666788a6062de62aa0b3560760fbb0903167a319;hp=2786c87141ef6c4160a03b35578d846ef3c18028;hpb=c005f043dcb4df5ed8a36b9f4b70fcf9e92d52a5;p=platform%2Fupstream%2Flibdrm.git

diff --git a/configure.ac b/configure.ac
index 2786c87..bb0559a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -20,7 +20,7 @@
 
 AC_PREREQ([2.63])
 AC_INIT([libdrm],
-        [2.4.43],
+        [2.4.56],
         [https://bugs.freedesktop.org/enter_bug.cgi?product=DRI],
         [libdrm])
 
@@ -111,7 +111,7 @@ AC_DEFUN([LIBDRM_CC_TRY_FLAG], [
   libdrm_save_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS $1"
 
-  AC_COMPILE_IFELSE([ ], [libdrm_cc_flag=yes], [libdrm_cc_flag=no])
+  AC_COMPILE_IFELSE([AC_LANG_SOURCE([ ])], [libdrm_cc_flag=yes], [libdrm_cc_flag=no])
   CFLAGS="$libdrm_save_CFLAGS"
 
   if test "x$libdrm_cc_flag" = "xyes"; then
@@ -185,6 +185,9 @@ AC_CANONICAL_HOST
 if test "x$LIBKMS" = xauto ; then
 	case $host_os in
 		linux*)		LIBKMS="yes" ;;
+		freebsd* | kfreebsd*-gnu)
+				LIBKMS="yes" ;;
+		dragonfly*)	LIBKMS="yes" ;;
 		*)		LIBKMS="no" ;;
 	esac
 fi
@@ -363,6 +366,26 @@ AC_ARG_WITH([kernel-source],
 	    [kernel_source="$with_kernel_source"])
 AC_SUBST(kernel_source)
 
+dnl Add flags for gcc and g++
+if test "x$GCC" = xyes; then
+    # Enable -fvisibility=hidden if using a gcc that supports it
+    save_CFLAGS="$CFLAGS"
+    AC_MSG_CHECKING([whether $CC supports -fvisibility=hidden])
+    VISIBILITY_CFLAGS="-fvisibility=hidden"
+    CFLAGS="$CFLAGS $VISIBILITY_CFLAGS"
+    AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
+                   [VISIBILITY_CFLAGS=""; AC_MSG_RESULT([no])]);
+
+    # Restore CFLAGS; VISIBILITY_CFLAGS are added to it where needed.
+    CFLAGS=$save_CFLAGS
+
+    if test "x$VISIBILITY_CFLAGS" != x; then
+        AC_DEFINE(HAVE_VISIBILITY, 1, [Compiler has -fvisibility support])
+    fi
+
+    AC_SUBST([VISIBILITY_CFLAGS])
+fi
+
 AC_SUBST(WARN_CFLAGS)
 AC_CONFIG_FILES([
 	Makefile