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cmake_language(EVAL): Factor out internal helper

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This commit is contained in:
Brad King 2020-09-21 14:53:10 -04:00
parent 78ff24a3a7
commit 4ebe9c4ce1
1 changed files with 32 additions and 24 deletions
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56
Source/cmCMakeLanguageCommand.cxx
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@ -28,6 +28,37 @@ std::array<cm::static_string_view, 12> InvalidCommands{
"foreach"_s, "endforeach"_s
} // clang-format on
};
bool cmCMakeLanguageCommandEVAL(std::vector<cmListFileArgument> const& args,
cmExecutionStatus& status)
{
cmMakefile& makefile = status.GetMakefile();
cmListFileContext context = makefile.GetBacktrace().Top();
std::vector<std::string> expandedArgs;
makefile.ExpandArguments(args, expandedArgs);
if (expandedArgs.size() < 2) {
status.SetError("called with incorrect number of arguments");
return false;
}
if (expandedArgs[1] != "CODE") {
auto code_iter =
std::find(expandedArgs.begin() + 2, expandedArgs.end(), "CODE");
if (code_iter == expandedArgs.end()) {
status.SetError("called without CODE argument");
} else {
status.SetError(
"called with unsupported arguments between EVAL and CODE arguments");
}
return false;
}
const std::string code =
cmJoin(cmMakeRange(expandedArgs.begin() + 2, expandedArgs.end()), " ");
return makefile.ReadListFileAsString(
code, cmStrCat(context.FilePath, ":", context.Line, ":EVAL"));
}
}
bool cmCMakeLanguageCommand(std::vector<cmListFileArgument> const& args,
@ -105,30 +136,7 @@ bool cmCMakeLanguageCommand(std::vector<cmListFileArgument> const& args,
result = makefile.ExecuteCommand(func, status);
} else if (dispatchExpandedArgs[0] == "EVAL") {
std::vector<std::string> expandedArgs;
makefile.ExpandArguments(args, expandedArgs);
if (expandedArgs.size() < 2) {
status.SetError("called with incorrect number of arguments");
return false;
}
if (expandedArgs[1] != "CODE") {
auto code_iter =
std::find(expandedArgs.begin() + 2, expandedArgs.end(), "CODE");
if (code_iter == expandedArgs.end()) {
status.SetError("called without CODE argument");
} else {
status.SetError(
"called with unsupported arguments between EVAL and CODE arguments");
}
return false;
}
const std::string code =
cmJoin(cmMakeRange(expandedArgs.begin() + 2, expandedArgs.end()), " ");
result = makefile.ReadListFileAsString(
code, cmStrCat(context.FilePath, ":", context.Line, ":EVAL"));
return cmCMakeLanguageCommandEVAL(args, status);
} else {
status.SetError("called with unknown meta-operation");
}