254 lines
7.7 KiB
C++
254 lines
7.7 KiB
C++
/*============================================================================
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CMake - Cross Platform Makefile Generator
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Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
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Distributed under the OSI-approved BSD License (the "License");
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see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the License for more information.
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============================================================================*/
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#include "cmProjectCommand.h"
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// cmProjectCommand
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bool cmProjectCommand
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::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &)
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{
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if(args.size() < 1 )
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{
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this->SetError("PROJECT called with incorrect number of arguments");
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return false;
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}
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this->Makefile->SetProjectName(args[0].c_str());
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std::string bindir = args[0];
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bindir += "_BINARY_DIR";
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std::string srcdir = args[0];
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srcdir += "_SOURCE_DIR";
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this->Makefile->AddCacheDefinition
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(bindir.c_str(),
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this->Makefile->GetCurrentOutputDirectory(),
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"Value Computed by CMake", cmCacheManager::STATIC);
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this->Makefile->AddCacheDefinition
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(srcdir.c_str(),
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this->Makefile->GetCurrentDirectory(),
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"Value Computed by CMake", cmCacheManager::STATIC);
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bindir = "PROJECT_BINARY_DIR";
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srcdir = "PROJECT_SOURCE_DIR";
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this->Makefile->AddDefinition(bindir.c_str(),
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this->Makefile->GetCurrentOutputDirectory());
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this->Makefile->AddDefinition(srcdir.c_str(),
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this->Makefile->GetCurrentDirectory());
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this->Makefile->AddDefinition("PROJECT_NAME", args[0].c_str());
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// Set the CMAKE_PROJECT_NAME variable to be the highest-level
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// project name in the tree. If there are two project commands
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// in the same CMakeLists.txt file, and it is the top level
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// CMakeLists.txt file, then go with the last one, so that
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// CMAKE_PROJECT_NAME will match PROJECT_NAME, and cmake --build
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// will work.
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if(!this->Makefile->GetDefinition("CMAKE_PROJECT_NAME")
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|| (this->Makefile->GetLocalGenerator()->GetParent() == 0) )
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{
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this->Makefile->AddDefinition("CMAKE_PROJECT_NAME", args[0].c_str());
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this->Makefile->AddCacheDefinition
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("CMAKE_PROJECT_NAME",
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args[0].c_str(),
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"Value Computed by CMake", cmCacheManager::STATIC);
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}
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bool haveVersion = false;
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bool haveLanguages = false;
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std::string version;
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std::vector<std::string> languages;
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enum Doing { DoingLanguages, DoingVersion };
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Doing doing = DoingLanguages;
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for(size_t i = 1; i < args.size(); ++i)
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{
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if(args[i] == "LANGUAGES")
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{
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if(haveLanguages)
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{
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this->Makefile->IssueMessage
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(cmake::FATAL_ERROR, "LANGUAGES may be specified at most once.");
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cmSystemTools::SetFatalErrorOccured();
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return true;
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}
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haveLanguages = true;
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doing = DoingLanguages;
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}
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else if (args[i] == "VERSION")
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{
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if(haveVersion)
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{
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this->Makefile->IssueMessage
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(cmake::FATAL_ERROR, "VERSION may be specified at most once.");
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cmSystemTools::SetFatalErrorOccured();
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return true;
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}
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haveVersion = true;
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doing = DoingVersion;
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}
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else if(doing == DoingVersion)
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{
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doing = DoingLanguages;
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version = args[i];
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}
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else // doing == DoingLanguages
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{
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languages.push_back(args[i]);
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}
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}
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if (haveVersion && !haveLanguages && !languages.empty())
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{
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this->Makefile->IssueMessage
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(cmake::FATAL_ERROR,
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"project with VERSION must use LANGUAGES before language names.");
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cmSystemTools::SetFatalErrorOccured();
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return true;
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}
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if (haveLanguages && languages.empty())
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{
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languages.push_back("NONE");
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}
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cmPolicies::PolicyStatus cmp0048 =
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this->Makefile->GetPolicyStatus(cmPolicies::CMP0048);
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if (haveVersion)
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{
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// Set project VERSION variables to given values
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if (cmp0048 == cmPolicies::OLD ||
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cmp0048 == cmPolicies::WARN)
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{
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this->Makefile->IssueMessage
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(cmake::FATAL_ERROR,
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"VERSION not allowed unless CMP0048 is set to NEW");
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cmSystemTools::SetFatalErrorOccured();
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return true;
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}
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cmsys::RegularExpression
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vx("^([0-9]+(\\.[0-9]+(\\.[0-9]+(\\.[0-9]+)?)?)?)?$");
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if(!vx.find(version))
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{
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std::string e = "VERSION \"" + version + "\" format invalid.";
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this->Makefile->IssueMessage(cmake::FATAL_ERROR, e);
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cmSystemTools::SetFatalErrorOccured();
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return true;
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}
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std::string vs;
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const char* sep = "";
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char vb[4][64];
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unsigned int v[4] = {0,0,0,0};
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int vc = sscanf(version.c_str(), "%u.%u.%u.%u",
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&v[0], &v[1], &v[2], &v[3]);
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for(int i=0; i < 4; ++i)
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{
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if(i < vc)
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{
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sprintf(vb[i], "%u", v[i]);
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vs += sep;
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vs += vb[i];
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sep = ".";
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}
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else
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{
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vb[i][0] = 0;
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}
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}
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std::string vv;
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vv = args[0] + "_VERSION";
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this->Makefile->AddDefinition("PROJECT_VERSION", vs.c_str());
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this->Makefile->AddDefinition(vv.c_str(), vs.c_str());
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vv = args[0] + "_VERSION_MAJOR";
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this->Makefile->AddDefinition("PROJECT_VERSION_MAJOR", vb[0]);
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this->Makefile->AddDefinition(vv.c_str(), vb[0]);
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vv = args[0] + "_VERSION_MINOR";
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this->Makefile->AddDefinition("PROJECT_VERSION_MINOR", vb[1]);
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this->Makefile->AddDefinition(vv.c_str(), vb[1]);
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vv = args[0] + "_VERSION_PATCH";
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this->Makefile->AddDefinition("PROJECT_VERSION_PATCH", vb[2]);
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this->Makefile->AddDefinition(vv.c_str(), vb[2]);
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vv = args[0] + "_VERSION_TWEAK";
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this->Makefile->AddDefinition("PROJECT_VERSION_TWEAK", vb[3]);
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this->Makefile->AddDefinition(vv.c_str(), vb[3]);
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}
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else if(cmp0048 != cmPolicies::OLD)
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{
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// Set project VERSION variables to empty
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std::vector<std::string> vv;
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vv.push_back("PROJECT_VERSION");
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vv.push_back("PROJECT_VERSION_MAJOR");
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vv.push_back("PROJECT_VERSION_MINOR");
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vv.push_back("PROJECT_VERSION_PATCH");
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vv.push_back("PROJECT_VERSION_TWEAK");
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vv.push_back(args[0] + "_VERSION");
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vv.push_back(args[0] + "_VERSION_MAJOR");
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vv.push_back(args[0] + "_VERSION_MINOR");
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vv.push_back(args[0] + "_VERSION_PATCH");
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vv.push_back(args[0] + "_VERSION_TWEAK");
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std::string vw;
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for(std::vector<std::string>::iterator i = vv.begin();
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i != vv.end(); ++i)
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{
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const char* v = this->Makefile->GetDefinition(i->c_str());
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if(v && *v)
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{
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if(cmp0048 == cmPolicies::WARN)
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{
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vw += "\n ";
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vw += *i;
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}
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else
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{
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this->Makefile->AddDefinition(i->c_str(), "");
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}
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}
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}
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if(!vw.empty())
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{
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cmOStringStream w;
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w << (this->Makefile->GetPolicies()
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->GetPolicyWarning(cmPolicies::CMP0048))
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<< "\nThe following variable(s) would be set to empty:" << vw;
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this->Makefile->IssueMessage(cmake::AUTHOR_WARNING, w.str());
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}
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}
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if (languages.empty())
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{
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// if no language is specified do c and c++
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languages.push_back("C");
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languages.push_back("CXX");
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}
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this->Makefile->EnableLanguage(languages, false);
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std::string extraInclude = "CMAKE_PROJECT_" + args[0] + "_INCLUDE";
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const char* include = this->Makefile->GetDefinition(extraInclude.c_str());
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if(include)
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{
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std::string fullFilePath;
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bool readit =
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this->Makefile->ReadListFile( this->Makefile->GetCurrentListFile(),
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include);
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if(!readit && !cmSystemTools::GetFatalErrorOccured())
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{
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std::string m =
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"could not find file:\n"
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" ";
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m += include;
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this->SetError(m.c_str());
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return false;
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}
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}
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return true;
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}
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