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-rw-r--r--modules/FindPCRE.cmake6
1 files changed, 3 insertions, 3 deletions
diff --git a/modules/FindPCRE.cmake b/modules/FindPCRE.cmake
index 2898a7d9..f7a7e9cc 100644
--- a/modules/FindPCRE.cmake
+++ b/modules/FindPCRE.cmake
@@ -5,14 +5,14 @@
# PCRE_INCLUDE_DIR - the PCRE include directory
# PCRE_LIBRARIES - The libraries needed to use PCRE
-IF (CACHED_PCRE)
+IF (DEFINED CACHED_PCRE)
# in cache already
IF ("${CACHED_PCRE}" STREQUAL "YES")
SET(PCRE_FOUND TRUE)
ENDIF ("${CACHED_PCRE}" STREQUAL "YES")
-ELSE (CACHED_PCRE)
+ELSE (DEFINED CACHED_PCRE)
FIND_PATH(PCRE_INCLUDE_DIR pcre.h
/usr/include/
@@ -53,4 +53,4 @@ ELSE (CACHED_PCRE)
set(CACHED_PCRE ${CACHED_PCRE} CACHE INTERNAL "If pcre was checked")
MARK_AS_ADVANCED(PCRE_INCLUDE_DIR PCRE_LIBRARIES PCRE_PCREPOSIX_LIBRARY PCRE_PCRE_LIBRARY)
-ENDIF (CACHED_PCRE)
+ENDIF (DEFINED CACHED_PCRE)