From 68136060860a57b4d0f76402b3b0e124aa619f8b Mon Sep 17 00:00:00 2001
From: Dmitry Marakasov <amdmi3@amdmi3.ru>
Date: Thu, 18 Dec 2014 16:55:27 +0300
Subject: [PATCH] Fix build on older CMake versions

MAKE_C_IDENTIFIER seem to only be available on relatively new CMake
versions, so replace it with similar REGEX REPLACE.
---
 tests/CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index d6d27ff..4ab1249 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -13,7 +13,7 @@ SET(GUI_TESTS
 ADD_DEFINITIONS(-DTESTDATA_DIR="${PROJECT_SOURCE_DIR}/testdata")
 
 FOREACH(HEADER ${LIBRARY_HEADERS})
-	STRING(MAKE_C_IDENTIFIER ${HEADER} HEADER_NORMALIZED)
+	STRING(REGEX REPLACE [^a-zA-Z0-9] _ HEADER_NORMALIZED ${HEADER})
 	CONFIGURE_FILE(header_test.cc.in ${HEADER_NORMALIZED}_test.cc)
 	ADD_EXECUTABLE(${HEADER_NORMALIZED}_test ${HEADER_NORMALIZED}_test.cc)
 ENDFOREACH(HEADER ${TESTS})