diff options
| -rw-r--r-- | Source/cmNinjaNormalTargetGenerator.cxx | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Source/cmNinjaNormalTargetGenerator.cxx b/Source/cmNinjaNormalTargetGenerator.cxx index cbc0103..becc424 100644 --- a/Source/cmNinjaNormalTargetGenerator.cxx +++ b/Source/cmNinjaNormalTargetGenerator.cxx @@ -537,6 +537,20 @@ std::vector<std::string> cmNinjaNormalTargetGenerator::ComputeLinkCmd() std::string const& linkCmd = mf->GetRequiredDefinition(linkCmdVar); cmSystemTools::ExpandListArgument(linkCmd, linkCmds); } +#ifdef __APPLE__ + // On macOS ranlib truncates the fractional part of the static archive + // file modification time. If the archive and at least one contained + // object file were created within the same second this will make look + // the archive older than the object file. On subsequent ninja runs this + // leads to re-achiving and updating dependent targets. + // As a work-around we touch the archive after ranlib (see #19222). + { + std::string cmakeCommand = + this->GetLocalGenerator()->ConvertToOutputFormat( + cmSystemTools::GetCMakeCommand(), cmOutputConverter::SHELL); + linkCmds.push_back(cmakeCommand + " -E touch $TARGET_FILE"); + } +#endif return linkCmds; } case cmStateEnums::SHARED_LIBRARY: |