Merge topic 'import-librhash'

cd8a57ae Add option to build CMake against a system librhash
71180fc8 FindLibRHash: Add module to find the librhash package
3216e94c Remove unused cm_sha2 infrastructure
5420278d Port hash computation to cmCryptoHash
9a596b33 cmCryptoHash: Re-implement in terms of librhash
47f91a61 cmCryptoHash: Avoid using subclasses at client sites
d0ff3e70 librhash: Port to KWIML for ABI and integer type information
465a85fb librhash: Avoid signed left-shift overflow
fc2cb74f librhash: Implement bswap_32 as a function even in strict C90 mode
0bd333bc librhash: Implement bswap_64 even in strict C90 mode
7189d62c librhash: Use __builtin_bswap{32,64} on Clang
af7ebf8a librhash: Install COPYING file with CMake documentation
bb01f20e librhash: Disable warnings to avoid changing 3rd party code
31bb727f librhash: Build the library within CMake
53048afa librhash: Remove source fragments not needed for CMake
5cb1b345 Merge branch 'upstream-librhash' into import-librhash
...

1 files changed, 3 insertions, 13 deletions

diff --git a/Source/cmLocalGenerator.cxx b/Source/cmLocalGenerator.cxx
index 7d3a2f0d02..e7dfed58e3 100644
--- a/Source/cmLocalGenerator.cxx
+++ b/Source/cmLocalGenerator.cxx
@@ -27,7 +27,7 @@
 
 #if defined(CMAKE_BUILD_WITH_CMAKE)
 #define CM_LG_ENCODE_OBJECT_NAMES
-#include <cmsys/MD5.h>
+#include "cmCryptoHash.h"
 #endif
 
 #include <algorithm>
@@ -2002,17 +2002,6 @@ void cmLocalGenerator::GenerateTargetInstallRules(
 }
 
 #if defined(CM_LG_ENCODE_OBJECT_NAMES)
-static std::string cmLocalGeneratorMD5(const char* input)
-{
-  char md5out[32];
-  cmsysMD5* md5 = cmsysMD5_New();
-  cmsysMD5_Initialize(md5);
-  cmsysMD5_Append(md5, reinterpret_cast<unsigned char const*>(input), -1);
-  cmsysMD5_FinalizeHex(md5, md5out);
-  cmsysMD5_Delete(md5);
-  return std::string(md5out, 32);
-}
-
 static bool cmLocalGeneratorShortenObjectName(std::string& objName,
                                               std::string::size_type max_len)
 {
@@ -2021,7 +2010,8 @@ static bool cmLocalGeneratorShortenObjectName(std::string& objName,
   std::string::size_type pos =
     objName.find('/', objName.size() - max_len + 32);
   if (pos != objName.npos) {
-    std::string md5name = cmLocalGeneratorMD5(objName.substr(0, pos).c_str());
+    cmCryptoHash md5(cmCryptoHash::AlgoMD5);
+    std::string md5name = md5.HashString(objName.substr(0, pos));
     md5name += objName.substr(pos);
     objName = md5name;