From 2088891f11ab7aa3f843239cebe06a2850117b0b Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 2 Sep 2010 22:25:48 +0200
Subject: Add automake build system support

---
 m4/gcc-plugin.m4 | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 m4/gcc-plugin.m4

(limited to 'm4/gcc-plugin.m4')

diff --git a/m4/gcc-plugin.m4 b/m4/gcc-plugin.m4
new file mode 100644
index 0000000..d270ce0
--- /dev/null
+++ b/m4/gcc-plugin.m4
@@ -0,0 +1,28 @@
+dnl file      : m4/gcc-plugin.m4
+dnl author    : Boris Kolpackov <boris@codesynthesis.com>
+dnl copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+dnl license   : GNU GPL v2; see accompanying LICENSE file
+dnl
+dnl GCC_PLUGIN
+dnl
+AC_DEFUN([GCC_PLUGIN], [
+gcc_plugin_support=no
+
+if test x"$GXX" != xyes; then
+  AC_MSG_ERROR([$CXX is not a GNU C++ compiler])
+fi
+
+AC_MSG_CHECKING([whether $CXX supports plugins])
+
+gcc_plugin_base=`$CXX -print-file-name=plugin 2>/dev/null`
+
+if test x"$gcc_plugin_base" = xplugin; then
+  AC_MSG_RESULT([no])
+  AC_MSG_ERROR([$CXX does not support plugins; reconfigure GCC with --enable-plugin])
+else
+  AC_MSG_RESULT([yes])
+  gcc_plugin_support=yes
+fi
+
+CPPFLAGS="$CPPFLAGS -I$gcc_plugin_base/include"
+])dnl
-- 
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