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-rwxr-xr-xscripts/gcc-plugin.sh51
1 files changed, 51 insertions, 0 deletions
diff --git a/scripts/gcc-plugin.sh b/scripts/gcc-plugin.sh
new file mode 100755
index 000000000000..fb9207565471
--- /dev/null
+++ b/scripts/gcc-plugin.sh
@@ -0,0 +1,51 @@
+#!/bin/sh
+srctree=$(dirname "$0")
+gccplugins_dir=$($3 -print-file-name=plugin)
+plugincc=$($1 -E -x c++ - -o /dev/null -I"${srctree}"/gcc-plugins -I"${gccplugins_dir}"/include 2>&1 <<EOF
+#include "gcc-common.h"
+#if BUILDING_GCC_VERSION >= 4008 || defined(ENABLE_BUILD_WITH_CXX)
+#warning $2 CXX
+#else
+#warning $1 CC
+#endif
+EOF
+)
+
+if [ $? -ne 0 ]
+then
+ exit 1
+fi
+
+case "$plugincc" in
+ *"$1 CC"*)
+ echo "$1"
+ exit 0
+ ;;
+
+ *"$2 CXX"*)
+ # the c++ compiler needs another test, see below
+ ;;
+
+ *)
+ exit 1
+ ;;
+esac
+
+# we need a c++ compiler that supports the designated initializer GNU extension
+plugincc=$($2 -c -x c++ -std=gnu++98 - -fsyntax-only -I"${srctree}"/gcc-plugins -I"${gccplugins_dir}"/include 2>&1 <<EOF
+#include "gcc-common.h"
+class test {
+public:
+ int test;
+} test = {
+ .test = 1
+};
+EOF
+)
+
+if [ $? -eq 0 ]
+then
+ echo "$2"
+ exit 0
+fi
+exit 1