diff options
| -rw-r--r-- | Source/cmCMakeLanguageCommand.cxx | 46 | ||||
| -rw-r--r-- | Source/cmExperimental.cxx | 2 | ||||
| -rw-r--r-- | Source/cmExperimental.h | 1 |
3 files changed, 48 insertions, 1 deletions
diff --git a/Source/cmCMakeLanguageCommand.cxx b/Source/cmCMakeLanguageCommand.cxx index c7e9209..d65543a 100644 --- a/Source/cmCMakeLanguageCommand.cxx +++ b/Source/cmCMakeLanguageCommand.cxx @@ -17,6 +17,7 @@ #include "cmArgumentParserTypes.h" #include "cmDependencyProvider.h" #include "cmExecutionStatus.h" +#include "cmExperimental.h" #include "cmGlobalGenerator.h" #include "cmListFileCache.h" #include "cmMakefile.h" @@ -328,6 +329,46 @@ bool cmCMakeLanguageCommandGET_MESSAGE_LOG_LEVEL( makefile.AddDefinition(outputVariable, outputValue); return true; } + +bool cmCMakeLanguageCommandGET_EXPERIMENTAL_FEATURE_ENABLED( + std::vector<cmListFileArgument> const& args, cmExecutionStatus& status) +{ + cmMakefile& makefile = status.GetMakefile(); + std::vector<std::string> expandedArgs; + makefile.ExpandArguments(args, expandedArgs); + + if (expandedArgs.size() != 3) { + return FatalError(status, + "sub-command GET_EXPERIMENTAL_FEATURE_ENABLED expects " + "exactly two arguments"); + } + + auto const& featureName = expandedArgs[1]; + auto const& variableName = expandedArgs[2]; + + auto feature = cmExperimental::Feature::Sentinel; + for (std::size_t i = 0; + i < static_cast<std::size_t>(cmExperimental::Feature::Sentinel); i++) { + if (cmExperimental::DataForFeature(static_cast<cmExperimental::Feature>(i)) + .Name == featureName) { + feature = static_cast<cmExperimental::Feature>(i); + break; + } + } + if (feature == cmExperimental::Feature::Sentinel) { + return FatalError(status, + cmStrCat("Experimental feature name \"", featureName, + "\" does not exist.")); + } + + if (cmExperimental::HasSupportEnabled(makefile, feature)) { + makefile.AddDefinition(variableName, "TRUE"); + } else { + makefile.AddDefinition(variableName, "FALSE"); + } + + return true; +} } bool cmCMakeLanguageCommand(std::vector<cmListFileArgument> const& args, @@ -480,5 +521,10 @@ bool cmCMakeLanguageCommand(std::vector<cmListFileArgument> const& args, return cmCMakeLanguageCommandGET_MESSAGE_LOG_LEVEL(args, status); } + if (expArgs[expArg] == "GET_EXPERIMENTAL_FEATURE_ENABLED") { + return cmCMakeLanguageCommandGET_EXPERIMENTAL_FEATURE_ENABLED(args, + status); + } + return FatalError(status, "called with unknown meta-operation"); } diff --git a/Source/cmExperimental.cxx b/Source/cmExperimental.cxx index 8dc2b72..bdbd353 100644 --- a/Source/cmExperimental.cxx +++ b/Source/cmExperimental.cxx @@ -20,7 +20,7 @@ namespace { */ cmExperimental::FeatureData LookupTable[] = { // CxxModuleCMakeApi - { "bf70d4b0-9fb7-465c-9803-34014e70d112", + { "CxxModuleCMakeApi", "bf70d4b0-9fb7-465c-9803-34014e70d112", "CMAKE_EXPERIMENTAL_CXX_MODULE_CMAKE_API", "CMake's C++ module support is experimental. It is meant only for " "experimentation and feedback to CMake developers.", diff --git a/Source/cmExperimental.h b/Source/cmExperimental.h index 97eb586..46c5fb7 100644 --- a/Source/cmExperimental.h +++ b/Source/cmExperimental.h @@ -21,6 +21,7 @@ public: struct FeatureData { + std::string const Name; std::string const Uuid; std::string const Variable; std::string const Description; |