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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmBuildCommand.h"
#include "cmGlobalGenerator.h"
bool cmBuildCommand::InitialPass(std::vector<std::string> const& args,
cmExecutionStatus&)
{
// Support the legacy signature of the command:
//
if (2 == args.size()) {
return this->TwoArgsSignature(args);
}
return this->MainSignature(args);
}
bool cmBuildCommand::MainSignature(std::vector<std::string> const& args)
{
if (args.empty()) {
this->SetError("requires at least one argument naming a CMake variable");
return false;
}
// The cmake variable in which to store the result.
const char* variable = args[0].c_str();
// Parse remaining arguments.
std::string configuration;
std::string project_name;
std::string target;
enum Doing
{
DoingNone,
DoingConfiguration,
DoingProjectName,
DoingTarget
};
Doing doing = DoingNone;
for (unsigned int i = 1; i < args.size(); ++i) {
if (args[i] == "CONFIGURATION") {
doing = DoingConfiguration;
} else if (args[i] == "PROJECT_NAME") {
doing = DoingProjectName;
} else if (args[i] == "TARGET") {
doing = DoingTarget;
} else if (doing == DoingConfiguration) {
doing = DoingNone;
configuration = args[i];
} else if (doing == DoingProjectName) {
doing = DoingNone;
project_name = args[i];
} else if (doing == DoingTarget) {
doing = DoingNone;
target = args[i];
} else {
std::ostringstream e;
e << "unknown argument \"" << args[i] << "\"";
this->SetError(e.str());
return false;
}
}
// If null/empty CONFIGURATION argument, cmake --build uses 'Debug'
// in the currently implemented multi-configuration global generators...
// so we put this code here to end up with the same default configuration
// as the original 2-arg build_command signature:
//
if (configuration.empty()) {
cmSystemTools::GetEnv("CMAKE_CONFIG_TYPE", configuration);
}
if (configuration.empty()) {
configuration = "Release";
}
if (!project_name.empty()) {
this->Makefile->IssueMessage(
cmake::AUTHOR_WARNING,
"Ignoring PROJECT_NAME option because it has no effect.");
}
std::string makecommand =
this->Makefile->GetGlobalGenerator()->GenerateCMakeBuildCommand(
target, configuration.c_str(), "",
this->Makefile->IgnoreErrorsCMP0061());
this->Makefile->AddDefinition(variable, makecommand.c_str());
return true;
}
bool cmBuildCommand::TwoArgsSignature(std::vector<std::string> const& args)
{
if (args.size() < 2) {
this->SetError("called with less than two arguments");
return false;
}
const char* define = args[0].c_str();
const char* cacheValue = this->Makefile->GetDefinition(define);
std::string configType;
if (!cmSystemTools::GetEnv("CMAKE_CONFIG_TYPE", configType) ||
configType.empty()) {
configType = "Release";
}
std::string makecommand =
this->Makefile->GetGlobalGenerator()->GenerateCMakeBuildCommand(
"", configType, "", this->Makefile->IgnoreErrorsCMP0061());
if (cacheValue) {
return true;
}
this->Makefile->AddCacheDefinition(define, makecommand.c_str(),
"Command used to build entire project "
"from the command line.",
cmStateEnums::STRING);
return true;
}
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