From 104a09f0145580d1bda56ae1437810edd172f83d Mon Sep 17 00:00:00 2001
From: Georg Baum <Georg.Baum@post.rwth-aachen.de>
Date: Sun, 30 Jul 2006 14:56:01 +0000
Subject: [PATCH] Set CPPFLAGS only if not already set by the user (and ignore
 CXXFLAGS for setting CPPFLAGS)

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@14516 a592a061-630c-0410-9148-cb99ea01b6c8
---
 config/lyxinclude.m4 | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/config/lyxinclude.m4 b/config/lyxinclude.m4
index d844177fd3..5b872b432b 100644
--- a/config/lyxinclude.m4
+++ b/config/lyxinclude.m4
@@ -243,6 +243,8 @@ if test x$GXX = xyes; then
         CXXFLAGS="-pg $CXXFLAGS"
         LDFLAGS="-pg $LDFLAGS"
     fi
+  fi
+  if test "$ac_env_CPPFLAGS_set" != set; then
     if test x$enable_warnings = xyes ; then
         case $gxx_version in
             3.1*|3.2*|3.3*)
-- 
2.39.2