anv: Fix get_image_format_properties() - YCbCr

[mesa.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 14236c9dc990beb4ca4f6dfc795dd735aac94c95..411c4f6b3e0c3b9fb95186070b7790d67665c724 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -935,6 +935,9 @@ if test "x$pthread_stubs_possible" = xyes; then
     PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs >= 0.4)
 fi
 
+dnl Check for futex for fast inline simple_mtx_t.
+AC_CHECK_HEADER([linux/futex.h], [DEFINES="$DEFINES -DHAVE_LINUX_FUTEX_H"])
+
 dnl SELinux awareness.
 AC_ARG_ENABLE([selinux],
     [AS_HELP_STRING([--enable-selinux],
@@ -2294,8 +2297,8 @@ if test "x$enable_opencl" = xyes; then
         AC_MSG_ERROR([cannot enable OpenCL without Gallium])
     fi
 
-    if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 7; then
-        AC_MSG_ERROR([gcc >= 4.7 is required to build clover])
+    if test "x$HAVE_CXX11" != "xyes"; then
+       AC_MSG_ERROR([clover requires c++11 support])
     fi
 
     if test "x$have_libclc" = xno; then
@@ -2582,10 +2585,9 @@ if test -n "$with_gallium_drivers"; then
         xswr)
             llvm_require_version $LLVM_REQUIRED_SWR "swr"
 
-            swr_require_cxx_feature_flags "C++11" "__cplusplus >= 201103L" \
-                ",-std=c++11" \
-                SWR_CXX11_CXXFLAGS
-            AC_SUBST([SWR_CXX11_CXXFLAGS])
+            if test "x$HAVE_CXX11" != "xyes"; then
+                AC_MSG_ERROR([swr requires c++11 support])
+            fi
 
             swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \
                 ",-target-cpu=sandybridge,-mavx,-march=core-avx,-tp=sandybridge" \