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cmake_parse_arguments: Factor out part of implementation for re-use

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This commit is contained in:
Torsten Robitzki
2019-02-04 20:29:41 +01:00
committed by Brad King
parent 062cfd991f
commit 8e746db6e1
1 changed files with 53 additions and 39 deletions
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92
Source/cmParseArgumentsCommand.cxx
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@@ -27,6 +27,56 @@ static std::string escape_arg(const std::string& arg)
return escapedArg;
}
namespace {
enum InsideValues
{
NONE,
SINGLE,
MULTI
};
typedef std::map<std::string, bool> options_map;
typedef std::map<std::string, std::string> single_map;
typedef std::map<std::string, std::vector<std::string>> multi_map;
}
static void PassParsedArguments(const std::string& prefix,
cmMakefile& makefile,
const options_map& options,
const single_map& singleValArgs,
const multi_map& multiValArgs,
const std::vector<std::string>& unparsed)
{
for (auto const& iter : options) {
makefile.AddDefinition(prefix + iter.first,
iter.second ? "TRUE" : "FALSE");
}
for (auto const& iter : singleValArgs) {
if (!iter.second.empty()) {
makefile.AddDefinition(prefix + iter.first, iter.second.c_str());
} else {
makefile.RemoveDefinition(prefix + iter.first);
}
}
for (auto const& iter : multiValArgs) {
if (!iter.second.empty()) {
makefile.AddDefinition(prefix + iter.first,
cmJoin(cmMakeRange(iter.second), ";").c_str());
} else {
makefile.RemoveDefinition(prefix + iter.first);
}
}
if (!unparsed.empty()) {
makefile.AddDefinition(prefix + "UNPARSED_ARGUMENTS",
cmJoin(cmMakeRange(unparsed), ";").c_str());
} else {
makefile.RemoveDefinition(prefix + "UNPARSED_ARGUMENTS");
}
}
bool cmParseArgumentsCommand::InitialPass(std::vector<std::string> const& args,
cmExecutionStatus&)
{
@@ -67,9 +117,6 @@ bool cmParseArgumentsCommand::InitialPass(std::vector<std::string> const& args,
// define the result maps holding key/value pairs for
// options, single values and multi values
typedef std::map<std::string, bool> options_map;
typedef std::map<std::string, std::string> single_map;
typedef std::map<std::string, std::vector<std::string>> multi_map;
options_map options;
single_map singleValArgs;
multi_map multiValArgs;
@@ -114,12 +161,7 @@ bool cmParseArgumentsCommand::InitialPass(std::vector<std::string> const& args,
multiValArgs[iter]; // default initialize
}
enum insideValues
{
NONE,
SINGLE,
MULTI
} insideValues = NONE;
InsideValues insideValues = NONE;
std::string currentArgName;
list.clear();
@@ -200,36 +242,8 @@ bool cmParseArgumentsCommand::InitialPass(std::vector<std::string> const& args,
}
}
// now iterate over the collected values and update their definition
// within the current scope. undefine if necessary.
for (auto const& iter : options) {
this->Makefile->AddDefinition(prefix + iter.first,
iter.second ? "TRUE" : "FALSE");
}
for (auto const& iter : singleValArgs) {
if (!iter.second.empty()) {
this->Makefile->AddDefinition(prefix + iter.first, iter.second.c_str());
} else {
this->Makefile->RemoveDefinition(prefix + iter.first);
}
}
for (auto const& iter : multiValArgs) {
if (!iter.second.empty()) {
this->Makefile->AddDefinition(
prefix + iter.first, cmJoin(cmMakeRange(iter.second), ";").c_str());
} else {
this->Makefile->RemoveDefinition(prefix + iter.first);
}
}
if (!unparsed.empty()) {
this->Makefile->AddDefinition(prefix + "UNPARSED_ARGUMENTS",
cmJoin(cmMakeRange(unparsed), ";").c_str());
} else {
this->Makefile->RemoveDefinition(prefix + "UNPARSED_ARGUMENTS");
}
PassParsedArguments(prefix, *this->Makefile, options, singleValArgs,
multiValArgs, unparsed);
return true;
}