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cmake: Factor out default generator selection into helper

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This commit is contained in:
Brad King
2016-10-11 11:25:28 -04:00
parent 2fb8e5b1c4
commit 8f33de92ba
2 changed files with 54 additions and 48 deletions
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Source/cmake.cxx
+52 -48
View File
@@ -1313,54 +1313,7 @@ int cmake::ActualConfigure()
cmSystemTools::SetForceUnixPaths(
this->GlobalGenerator->GetForceUnixPaths());
} else {
#if defined(_WIN32) && !defined(__CYGWIN__) && !defined(CMAKE_BOOT_MINGW)
std::string installedCompiler;
// Try to find the newest VS installed on the computer and
// use that as a default if -G is not specified
const std::string vsregBase =
"[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\";
std::vector<std::string> vsVerions;
vsVerions.push_back("VisualStudio\\");
vsVerions.push_back("VCExpress\\");
vsVerions.push_back("WDExpress\\");
struct VSRegistryEntryName
{
const char* MSVersion;
const char* GeneratorName;
};
VSRegistryEntryName version[] = {
/* clang-format needs this comment to break after the opening brace */
{ "7.1", "Visual Studio 7 .NET 2003" },
{ "8.0", "Visual Studio 8 2005" },
{ "9.0", "Visual Studio 9 2008" },
{ "10.0", "Visual Studio 10 2010" },
{ "11.0", "Visual Studio 11 2012" },
{ "12.0", "Visual Studio 12 2013" },
{ "14.0", "Visual Studio 14 2015" },
{ "15.0", "Visual Studio 15" },
{ 0, 0 }
};
for (int i = 0; version[i].MSVersion != 0; i++) {
for (size_t b = 0; b < vsVerions.size(); b++) {
std::string reg = vsregBase + vsVerions[b] + version[i].MSVersion;
reg += ";InstallDir]";
cmSystemTools::ExpandRegistryValues(reg, cmSystemTools::KeyWOW64_32);
if (!(reg == "/registry")) {
installedCompiler = version[i].GeneratorName;
break;
}
}
}
cmGlobalGenerator* gen =
this->CreateGlobalGenerator(installedCompiler.c_str());
if (!gen) {
gen = new cmGlobalNMakeMakefileGenerator(this);
}
this->SetGlobalGenerator(gen);
std::cout << "-- Building for: " << gen->GetName() << "\n";
#else
this->SetGlobalGenerator(new cmGlobalUnixMakefileGenerator3(this));
#endif
this->CreateDefaultGlobalGenerator();
}
if (!this->GlobalGenerator) {
cmSystemTools::Error("Could not create generator");
@@ -1488,6 +1441,57 @@ int cmake::ActualConfigure()
return 0;
}
void cmake::CreateDefaultGlobalGenerator()
{
#if defined(_WIN32) && !defined(__CYGWIN__) && !defined(CMAKE_BOOT_MINGW)
std::string installedCompiler;
// Try to find the newest VS installed on the computer and
// use that as a default if -G is not specified
const std::string vsregBase = "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\";
std::vector<std::string> vsVerions;
vsVerions.push_back("VisualStudio\\");
vsVerions.push_back("VCExpress\\");
vsVerions.push_back("WDExpress\\");
struct VSRegistryEntryName
{
const char* MSVersion;
const char* GeneratorName;
};
VSRegistryEntryName version[] = {
/* clang-format needs this comment to break after the opening brace */
{ "7.1", "Visual Studio 7 .NET 2003" },
{ "8.0", "Visual Studio 8 2005" },
{ "9.0", "Visual Studio 9 2008" },
{ "10.0", "Visual Studio 10 2010" },
{ "11.0", "Visual Studio 11 2012" },
{ "12.0", "Visual Studio 12 2013" },
{ "14.0", "Visual Studio 14 2015" },
{ "15.0", "Visual Studio 15" },
{ 0, 0 }
};
for (int i = 0; version[i].MSVersion != 0; i++) {
for (size_t b = 0; b < vsVerions.size(); b++) {
std::string reg = vsregBase + vsVerions[b] + version[i].MSVersion;
reg += ";InstallDir]";
cmSystemTools::ExpandRegistryValues(reg, cmSystemTools::KeyWOW64_32);
if (!(reg == "/registry")) {
installedCompiler = version[i].GeneratorName;
break;
}
}
}
cmGlobalGenerator* gen =
this->CreateGlobalGenerator(installedCompiler.c_str());
if (!gen) {
gen = new cmGlobalNMakeMakefileGenerator(this);
}
this->SetGlobalGenerator(gen);
std::cout << "-- Building for: " << gen->GetName() << "\n";
#else
this->SetGlobalGenerator(new cmGlobalUnixMakefileGenerator3(this));
#endif
}
void cmake::PreLoadCMakeFiles()
{
std::vector<std::string> args;
Source/cmake.h
+2
View File
@@ -500,6 +500,8 @@ private:
// Print a list of valid generators to stderr.
void PrintGeneratorList();
void CreateDefaultGlobalGenerator();
/**
* Convert a message type between a warning and an error, based on the state
* of the error output CMake variables, in the cache.