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