Ninja: cmake formatting, make code more readable

This commit is contained in:
Peter Kümmel 2014-04-13 14:06:41 +02:00 committed by Brad King
parent b735c8cb43
commit 49fcffc6cc

View File

@ -363,25 +363,39 @@ cmNinjaNormalTargetGenerator
return std::vector<std::string>();
}
static int calculateCommandLineLengthLimit(int linkRuleLength)
{
#ifdef _WIN32
return 8000 - linkRuleLength;
#elif defined(__linux) || defined(__APPLE__) || defined(__HAIKU__)
// for instance ARG_MAX is 2096152 on Ubuntu or 262144 on Mac
return ((int)sysconf(_SC_ARG_MAX)) - linkRuleLength - 1000;
#else
(void)linkRuleLength;
return -1;
#endif
}
void cmNinjaNormalTargetGenerator::WriteLinkStatement()
{
cmTarget::TargetType targetType = this->GetTarget()->GetType();
cmTarget& target = *this->GetTarget();
const std::string cfgName = this->GetConfigName();
std::string targetOutput = ConvertToNinjaPath(
this->GetTarget()->GetFullPath(this->GetConfigName()).c_str());
target.GetFullPath(cfgName).c_str());
std::string targetOutputReal = ConvertToNinjaPath(
this->GetTarget()->GetFullPath(this->GetConfigName(),
/*implib=*/false,
/*realpath=*/true).c_str());
target.GetFullPath(cfgName,
/*implib=*/false,
/*realpath=*/true).c_str());
std::string targetOutputImplib = ConvertToNinjaPath(
this->GetTarget()->GetFullPath(this->GetConfigName(),
/*implib=*/true).c_str());
target.GetFullPath(cfgName,
/*implib=*/true).c_str());
if (this->GetTarget()->IsAppBundleOnApple())
if (target.IsAppBundleOnApple())
{
// Create the app bundle
std::string outpath =
this->GetTarget()->GetDirectory(this->GetConfigName());
std::string outpath = target.GetDirectory(cfgName);
this->OSXBundleGenerator->CreateAppBundle(this->TargetNameOut, outpath);
// Calculate the output path
@ -394,23 +408,22 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
targetOutputReal += this->TargetNameReal;
targetOutputReal = this->ConvertToNinjaPath(targetOutputReal.c_str());
}
else if (this->GetTarget()->IsFrameworkOnApple())
else if (target.IsFrameworkOnApple())
{
// Create the library framework.
std::string outpath =
this->GetTarget()->GetDirectory(this->GetConfigName());
this->OSXBundleGenerator->CreateFramework(this->TargetNameOut, outpath);
this->OSXBundleGenerator->CreateFramework(this->TargetNameOut,
target.GetDirectory(cfgName));
}
else if(this->GetTarget()->IsCFBundleOnApple())
else if(target.IsCFBundleOnApple())
{
// Create the core foundation bundle.
std::string outpath =
this->GetTarget()->GetDirectory(this->GetConfigName());
this->OSXBundleGenerator->CreateCFBundle(this->TargetNameOut, outpath);
this->OSXBundleGenerator->CreateCFBundle(this->TargetNameOut,
target.GetDirectory(cfgName));
}
// Write comments.
cmGlobalNinjaGenerator::WriteDivider(this->GetBuildFileStream());
const cmTarget::TargetType targetType = target.GetType();
this->GetBuildFileStream()
<< "# Link build statements for "
<< cmTarget::GetTargetTypeName(targetType)
@ -423,8 +436,8 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
// Compute the comment.
cmOStringStream comment;
comment << "Link the " << this->GetVisibleTypeName() << " "
<< targetOutputReal;
comment <<
"Link the " << this->GetVisibleTypeName() << " " << targetOutputReal;
// Compute outputs.
cmNinjaDeps outputs;
@ -438,21 +451,21 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
std::string frameworkPath;
std::string linkPath;
cmGeneratorTarget* gtarget = this->GetGeneratorTarget();
cmGeneratorTarget& genTarget = *this->GetGeneratorTarget();
std::string createRule = "CMAKE_";
createRule += this->TargetLinkLanguage;
createRule += gtarget->GetCreateRuleVariable();
createRule += this->TargetLinkLanguage + genTarget.GetCreateRuleVariable();
bool useWatcomQuote = mf->IsOn(createRule+"_USE_WATCOM_QUOTE");
this->GetLocalGenerator()->GetTargetFlags(vars["LINK_LIBRARIES"],
vars["FLAGS"],
vars["LINK_FLAGS"],
frameworkPath,
linkPath,
gtarget,
useWatcomQuote);
cmLocalNinjaGenerator& localGen = *this->GetLocalGenerator();
localGen.GetTargetFlags(vars["LINK_LIBRARIES"],
vars["FLAGS"],
vars["LINK_FLAGS"],
frameworkPath,
linkPath,
&genTarget,
useWatcomQuote);
this->addPoolNinjaVariable("JOB_POOL_LINK", this->GetTarget(), vars);
this->addPoolNinjaVariable("JOB_POOL_LINK", &target, vars);
this->AddModuleDefinitionFlag(vars["LINK_FLAGS"]);
vars["LINK_FLAGS"] = cmGlobalNinjaGenerator
@ -466,39 +479,43 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
std::string flags = (targetType == cmTarget::EXECUTABLE
? vars["FLAGS"]
: vars["ARCH_FLAGS"]);
this->GetLocalGenerator()->AddArchitectureFlags(flags,
gtarget,
this->TargetLinkLanguage,
this->GetConfigName());
if (targetType == cmTarget::EXECUTABLE) {
localGen.AddArchitectureFlags(flags,
&genTarget,
this->TargetLinkLanguage,
cfgName);
if (targetType == cmTarget::EXECUTABLE)
{
vars["FLAGS"] = flags;
} else {
}
else
{
vars["ARCH_FLAGS"] = flags;
}
if (this->GetTarget()->HasSOName(this->GetConfigName())) {
vars["SONAME_FLAG"] =
mf->GetSONameFlag(this->TargetLinkLanguage);
}
if (target.HasSOName(cfgName))
{
vars["SONAME_FLAG"] = mf->GetSONameFlag(this->TargetLinkLanguage);
vars["SONAME"] = this->TargetNameSO;
if (targetType == cmTarget::SHARED_LIBRARY) {
std::string install_name_dir = this->GetTarget()
->GetInstallNameDirForBuildTree(this->GetConfigName());
if (!install_name_dir.empty()) {
vars["INSTALLNAME_DIR"] =
this->GetLocalGenerator()->Convert(install_name_dir,
cmLocalGenerator::NONE,
cmLocalGenerator::SHELL, false);
if (targetType == cmTarget::SHARED_LIBRARY)
{
std::string install_dir = target.GetInstallNameDirForBuildTree(cfgName);
if (!install_dir.empty())
{
vars["INSTALLNAME_DIR"] = localGen.Convert(install_dir,
cmLocalGenerator::NONE,
cmLocalGenerator::SHELL,
false);
}
}
}
}
if (!this->TargetNameImport.empty()) {
const std::string impLibPath = this->GetLocalGenerator()
->ConvertToOutputFormat(targetOutputImplib,
cmLocalGenerator::SHELL);
if (!this->TargetNameImport.empty())
{
const std::string impLibPath = localGen.ConvertToOutputFormat(
targetOutputImplib,
cmLocalGenerator::SHELL);
vars["TARGET_IMPLIB"] = impLibPath;
EnsureParentDirectoryExists(impLibPath);
}
}
if (!this->SetMsvcTargetPdbVariable(vars))
{
@ -507,11 +524,13 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
std::string prefix;
std::string base;
std::string suffix;
this->GetTarget()->GetFullNameComponents(prefix, base, suffix);
target.GetFullNameComponents(prefix, base, suffix);
std::string dbg_suffix = ".dbg";
// TODO: Where to document?
if (mf->GetDefinition("CMAKE_DEBUG_SYMBOL_SUFFIX"))
{
dbg_suffix = mf->GetDefinition("CMAKE_DEBUG_SYMBOL_SUFFIX");
}
vars["TARGET_PDB"] = base + suffix + dbg_suffix;
}
@ -526,9 +545,9 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
}
const std::vector<cmCustomCommand> *cmdLists[3] = {
&this->GetTarget()->GetPreBuildCommands(),
&this->GetTarget()->GetPreLinkCommands(),
&this->GetTarget()->GetPostBuildCommands()
&target.GetPreBuildCommands(),
&target.GetPreLinkCommands(),
&target.GetPostBuildCommands()
};
std::vector<std::string> preLinkCmdLines, postBuildCmdLines;
@ -538,100 +557,97 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
&postBuildCmdLines
};
for (unsigned i = 0; i != 3; ++i) {
for (unsigned i = 0; i != 3; ++i)
{
for (std::vector<cmCustomCommand>::const_iterator
ci = cmdLists[i]->begin();
ci != cmdLists[i]->end(); ++ci) {
cmCustomCommandGenerator ccg(*ci, this->GetConfigName(), mf);
this->GetLocalGenerator()->AppendCustomCommandLines(ccg,
*cmdLineLists[i]);
ci != cmdLists[i]->end(); ++ci)
{
cmCustomCommandGenerator ccg(*ci, cfgName, mf);
localGen.AppendCustomCommandLines(ccg, *cmdLineLists[i]);
}
}
}
// If we have any PRE_LINK commands, we need to go back to HOME_OUTPUT for
// the link commands.
if (!preLinkCmdLines.empty()) {
const std::string homeOutDir = this->GetLocalGenerator()
->ConvertToOutputFormat(mf->GetHomeOutputDirectory(),
cmLocalGenerator::SHELL);
if (!preLinkCmdLines.empty())
{
const std::string homeOutDir = localGen.ConvertToOutputFormat(
mf->GetHomeOutputDirectory(),
cmLocalGenerator::SHELL);
preLinkCmdLines.push_back("cd " + homeOutDir);
}
}
vars["PRE_LINK"] =
this->GetLocalGenerator()->BuildCommandLine(preLinkCmdLines);
std::string postBuildCmdLine =
this->GetLocalGenerator()->BuildCommandLine(postBuildCmdLines);
vars["PRE_LINK"] = localGen.BuildCommandLine(preLinkCmdLines);
std::string postBuildCmdLine = localGen.BuildCommandLine(postBuildCmdLines);
cmNinjaVars symlinkVars;
if (targetOutput == targetOutputReal) {
if (targetOutput == targetOutputReal)
{
vars["POST_BUILD"] = postBuildCmdLine;
} else {
}
else
{
vars["POST_BUILD"] = ":";
symlinkVars["POST_BUILD"] = postBuildCmdLine;
}
}
int linkRuleLength = this->GetGlobalGenerator()->
GetRuleCmdLength(this->LanguageLinkerRule());
cmGlobalNinjaGenerator& globalGen = *this->GetGlobalGenerator();
int commandLineLengthLimit = 1;
const char* forceRspFile = "CMAKE_NINJA_FORCE_RESPONSE_FILE";
if (!mf->IsDefinitionSet(forceRspFile) &&
cmSystemTools::GetEnv(forceRspFile) == 0) {
#ifdef _WIN32
commandLineLengthLimit = 8000 - linkRuleLength;
#elif defined(__linux) || defined(__APPLE__) || defined(__HAIKU__)
// for instance ARG_MAX is 2096152 on Ubuntu or 262144 on Mac
commandLineLengthLimit = ((int)sysconf(_SC_ARG_MAX))-linkRuleLength-1000;
#else
(void)linkRuleLength;
commandLineLengthLimit = -1;
#endif
}
cmSystemTools::GetEnv(forceRspFile) == 0)
{
commandLineLengthLimit = calculateCommandLineLengthLimit(
globalGen.GetRuleCmdLength(this->LanguageLinkerRule()));
}
//Get the global generator as we are going to be call WriteBuild numerous
//times in the following section
cmGlobalNinjaGenerator* globalGenerator = this->GetGlobalGenerator();
const std::string rspfile = std::string
(cmake::GetCMakeFilesDirectoryPostSlash()) +
this->GetTarget()->GetName() + ".rsp";
const std::string rspfile =
std::string(cmake::GetCMakeFilesDirectoryPostSlash())
+ target.GetName() + ".rsp";
// Write the build statement for this target.
globalGenerator->WriteBuild(this->GetBuildFileStream(),
comment.str(),
this->LanguageLinkerRule(),
outputs,
explicitDeps,
implicitDeps,
emptyDeps,
vars,
rspfile,
commandLineLengthLimit);
globalGen.WriteBuild(this->GetBuildFileStream(),
comment.str(),
this->LanguageLinkerRule(),
outputs,
explicitDeps,
implicitDeps,
emptyDeps,
vars,
rspfile,
commandLineLengthLimit);
if (targetOutput != targetOutputReal &&
!this->GetTarget()->IsFrameworkOnApple()) {
if (targetType == cmTarget::EXECUTABLE) {
globalGenerator->WriteBuild(this->GetBuildFileStream(),
"Create executable symlink " + targetOutput,
"CMAKE_SYMLINK_EXECUTABLE",
cmNinjaDeps(1, targetOutput),
cmNinjaDeps(1, targetOutputReal),
emptyDeps,
emptyDeps,
symlinkVars);
} else {
if (targetOutput != targetOutputReal && !target.IsFrameworkOnApple())
{
if (targetType == cmTarget::EXECUTABLE)
{
globalGen.WriteBuild(this->GetBuildFileStream(),
"Create executable symlink " + targetOutput,
"CMAKE_SYMLINK_EXECUTABLE",
cmNinjaDeps(1, targetOutput),
cmNinjaDeps(1, targetOutputReal),
emptyDeps,
emptyDeps,
symlinkVars);
}
else
{
cmNinjaDeps symlinks;
const std::string soName = this->GetTargetFilePath(this->TargetNameSO);
// If one link has to be created.
if (targetOutputReal == soName || targetOutput == soName) {
if (targetOutputReal == soName || targetOutput == soName)
{
symlinkVars["SONAME"] = soName;
} else {
}
else
{
symlinkVars["SONAME"] = "";
symlinks.push_back(soName);
}
}
symlinks.push_back(targetOutput);
globalGenerator->WriteBuild(this->GetBuildFileStream(),
globalGen.WriteBuild(this->GetBuildFileStream(),
"Create library symlink " + targetOutput,
"CMAKE_SYMLINK_LIBRARY",
symlinks,
@ -639,23 +655,22 @@ void cmNinjaNormalTargetGenerator::WriteLinkStatement()
emptyDeps,
emptyDeps,
symlinkVars);
}
}
}
if (!this->TargetNameImport.empty()) {
if (!this->TargetNameImport.empty())
{
// Since using multiple outputs would mess up the $out variable, use an
// alias for the import library.
globalGenerator->WritePhonyBuild(this->GetBuildFileStream(),
"Alias for import library.",
cmNinjaDeps(1, targetOutputImplib),
cmNinjaDeps(1, targetOutputReal));
}
globalGen.WritePhonyBuild(this->GetBuildFileStream(),
"Alias for import library.",
cmNinjaDeps(1, targetOutputImplib),
cmNinjaDeps(1, targetOutputReal));
}
// Add aliases for the file name and the target name.
globalGenerator->AddTargetAlias(this->TargetNameOut,
this->GetTarget());
globalGenerator->AddTargetAlias(this->GetTargetName(),
this->GetTarget());
globalGen.AddTargetAlias(this->TargetNameOut, &target);
globalGen.AddTargetAlias(this->GetTargetName(), &target);
}
//----------------------------------------------------------------------------