From: Michihiro NAKAJIMA <ggcueroad@gmail.com>
Date: Mon, 10 May 2010 13:10:28 +0000 (-0400)
Subject: Do not always compile for ARCHIVE_HASH_* on CMake build system.
X-Git-Tag: v3.0.0a~1019
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2066ed56dcf2757021825399a01c3d844e909afe;p=thirdparty%2Flibarchive.git

Do not always compile for ARCHIVE_HASH_* on CMake build system.
Put the results in the CMake Cache.

SVN-Revision: 2376
---

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ec82efb85..4c314e611 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -272,6 +272,7 @@ ENDIF()
 
 MACRO(CHECK_MD HASH IMPLEMENTATIONS)
     FOREACH(IMPLEMENTATION ${IMPLEMENTATIONS})
+      IF(NOT DEFINED ARCHIVE_HASH_${HASH}_${IMPLEMENTATION})
 	IF (CHECK_MD_${HASH})
 	    BREAK()
 	ENDIF (CHECK_MD_${HASH})
@@ -311,15 +312,19 @@ main(int argc, char **argv)
 
 	IF (CHECK_MD_${HASH})
 	    MESSAGE(STATUS "Checking support for ARCHIVE_HASH_${HASH}_${IMPLEMENTATION} -- found")
-	    SET(ARCHIVE_HASH_${HASH}_${IMPLEMENTATION} 1)
+	    SET(ARCHIVE_HASH_${HASH}_${IMPLEMENTATION} 1 CACHE INTERNAL
+	        "${HASH} via ARCHIVE_HASH_${HASH}_${IMPLEMENTATION} supported")
 	    BREAK()
 	ENDIF(CHECK_MD_${HASH})
 
 	MESSAGE(STATUS "Checking support for ARCHIVE_HASH_${HASH}_${IMPLEMENTATION} -- not found")
+	SET(ARCHIVE_HASH_${HASH}_${IMPLEMENTATION} "" CACHE INTERNAL
+	    "${HASH} via ARCHIVE_HASH_${HASH}_${IMPLEMENTATION} supported")
     	FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
     	    "Checking support for ARCHIVE_HASH_${HASH}_${IMPLEMENTATION} failed with the following output:\n"
     	    "${OUTPUT}\n"
     	    "Source file was:\n${SOURCE}\n")
+      ENDIF(NOT DEFINED ARCHIVE_HASH_${HASH}_${IMPLEMENTATION})
     ENDFOREACH(IMPLEMENTATION)
 ENDMACRO(CHECK_MD HASH IMPLEMENTATIONS)