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Ninja: add option to enforce usage of response files 

If the cmake or environment variable CMAKE_NINJA_FORCE_RESPONSE_FILE
is set then a response file is used regardless the command line length.
This commit is contained in:
Peter Kümmel 2012-09-27 22:29:17 +02:00 committed by Brad King
parent e31df03939
commit 1e47ccb554
1 changed files with 4 additions and 4 deletions
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8
Source/cmNinjaNormalTargetGenerator.cxx
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@ -554,10 +554,10 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
int linkRuleLength = this->GetGlobalGenerator()->
GetRuleCmdLength(this->LanguageLinkerRule());
int commandLineLengthLimit;
if (this->GetMakefile()->IsDefinitionSet("CMAKE_FORCE_RESPONSE_FILE")) {
commandLineLengthLimit = 1;
} else {
int commandLineLengthLimit = 1;
const char* forceRspFile = "CMAKE_NINJA_FORCE_RESPONSE_FILE";
if (!this->GetMakefile()->IsDefinitionSet(forceRspFile) &&
cmSystemTools::GetEnv(forceRspFile) == 0) {
#ifdef _WIN32
commandLineLengthLimit = 8000 - linkRuleLength;
#elif defined(__linux) || defined(__APPLE__)