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Merge topic 'try-compile-random-name' 

4fbdce2 try_compile: Use random executable file name (#12957)
This commit is contained in:
David Cole 2012-02-21 15:54:51 -05:00 committed by CMake Topic Stage
parent ee9fd3d3d3 4fbdce2b79
commit 7bcd282981
1 changed files with 9 additions and 4 deletions
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13
Source/cmCoreTryCompile.cxx
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@ -26,6 +26,7 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
const char* sourceDirectory = argv[2].c_str();
const char* projectName = 0;
const char* targetName = 0;
char targetNameBuf[64];
int extraArgs = 0;
// look for CMAKE_FLAGS and store them
@ -281,16 +282,20 @@ int cmCoreTryCompile::TryCompileCode(std::vector<std::string> const& argv)
cmakeFlags.push_back(flag);
}
/* Use a random file name to avoid rapid creation and deletion
of the same executable name (some filesystems fail on that). */
sprintf(targetNameBuf, "cmTryCompileExec%u",
cmSystemTools::RandomSeed());
targetName = targetNameBuf;
/* Put the executable at a known location (for COPY_FILE). */
fprintf(fout, "SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY \"%s\")\n",
this->BinaryDirectory.c_str());
/* Create the actual executable. */
fprintf(fout, "ADD_EXECUTABLE(cmTryCompileExec \"%s\")\n",source.c_str());
fprintf(fout,
"TARGET_LINK_LIBRARIES(cmTryCompileExec ${LINK_LIBRARIES})\n");
fprintf(fout, "ADD_EXECUTABLE(%s \"%s\")\n", targetName, source.c_str());
fprintf(fout, "TARGET_LINK_LIBRARIES(%s ${LINK_LIBRARIES})\n",targetName);
fclose(fout);
projectName = "CMAKE_TRY_COMPILE";
targetName = "cmTryCompileExec";
// if the source is not in CMakeTmp
if(source.find("CMakeTmp") == source.npos)
{