cmLinkItem: Add cmOptionalLinkImplementation type.

Move the associated Compute* methods to the cmTarget class.
This commit is contained in:
Stephen Kelly 2015-08-05 17:37:48 +02:00
parent 3846ebcf2b
commit 771e79a2bf
3 changed files with 49 additions and 56 deletions

View File

@ -107,4 +107,15 @@ struct cmLinkImplementation: public cmLinkImplementationLibraries
std::vector<std::string> Languages;
};
// Cache link implementation computation from each configuration.
struct cmOptionalLinkImplementation: public cmLinkImplementation
{
cmOptionalLinkImplementation():
LibrariesDone(false), LanguagesDone(false),
HadHeadSensitiveCondition(false) {}
bool LibrariesDone;
bool LanguagesDone;
bool HadHeadSensitiveCondition;
};
#endif

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@ -95,27 +95,8 @@ public:
typedef std::map<std::string, cmTarget::ImportInfo> ImportInfoMapType;
ImportInfoMapType ImportInfoMap;
// Cache link implementation computation from each configuration.
struct OptionalLinkImplementation: public cmLinkImplementation
{
OptionalLinkImplementation():
LibrariesDone(false), LanguagesDone(false),
HadHeadSensitiveCondition(false) {}
bool LibrariesDone;
bool LanguagesDone;
bool HadHeadSensitiveCondition;
};
void ComputeLinkImplementationLibraries(cmTarget const* thisTarget,
const std::string& config,
OptionalLinkImplementation& impl,
cmTarget const* head) const;
void ComputeLinkImplementationLanguages(cmTarget const* thisTarget,
const std::string& config,
OptionalLinkImplementation& impl
) const;
struct HeadToLinkImplementationMap:
public std::map<cmTarget const*, OptionalLinkImplementation> {};
public std::map<cmTarget const*, cmOptionalLinkImplementation> {};
typedef std::map<std::string,
HeadToLinkImplementationMap> LinkImplMapType;
LinkImplMapType LinkImplMap;
@ -3595,18 +3576,17 @@ cmTarget::GetLinkImplementation(const std::string& config) const
// Populate the link implementation for this configuration.
std::string CONFIG = cmSystemTools::UpperCase(config);
cmTargetInternals::OptionalLinkImplementation&
cmOptionalLinkImplementation&
impl = this->Internal->LinkImplMap[CONFIG][this];
if(!impl.LibrariesDone)
{
impl.LibrariesDone = true;
this->Internal
->ComputeLinkImplementationLibraries(this, config, impl, this);
this->ComputeLinkImplementationLibraries(config, impl, this);
}
if(!impl.LanguagesDone)
{
impl.LanguagesDone = true;
this->Internal->ComputeLinkImplementationLanguages(this, config, impl);
this->ComputeLinkImplementationLanguages(config, impl);
}
return &impl;
}
@ -3641,39 +3621,36 @@ cmTarget::GetLinkImplementationLibrariesInternal(const std::string& config,
return &hm.begin()->second;
}
cmTargetInternals::OptionalLinkImplementation& impl = hm[head];
cmOptionalLinkImplementation& impl = hm[head];
if(!impl.LibrariesDone)
{
impl.LibrariesDone = true;
this->Internal
->ComputeLinkImplementationLibraries(this, config, impl, head);
this->ComputeLinkImplementationLibraries(config, impl, head);
}
return &impl;
}
//----------------------------------------------------------------------------
void
cmTargetInternals::ComputeLinkImplementationLibraries(
cmTarget const* thisTarget,
void cmTarget::ComputeLinkImplementationLibraries(
const std::string& config,
OptionalLinkImplementation& impl,
cmOptionalLinkImplementation& impl,
cmTarget const* head) const
{
// Collect libraries directly linked in this configuration.
for (std::vector<cmValueWithOrigin>::const_iterator
le = this->LinkImplementationPropertyEntries.begin(),
end = this->LinkImplementationPropertyEntries.end();
le = this->Internal->LinkImplementationPropertyEntries.begin(),
end = this->Internal->LinkImplementationPropertyEntries.end();
le != end; ++le)
{
std::vector<std::string> llibs;
cmGeneratorExpressionDAGChecker dagChecker(
thisTarget->GetName(),
this->GetName(),
"LINK_LIBRARIES", 0, 0);
cmGeneratorExpression ge(le->Backtrace);
cmsys::auto_ptr<cmCompiledGeneratorExpression> const cge =
ge.Parse(le->Value);
std::string const evaluated =
cge->Evaluate(thisTarget->Makefile, config, false, head, &dagChecker);
cge->Evaluate(this->Makefile, config, false, head, &dagChecker);
cmSystemTools::ExpandListArgument(evaluated, llibs);
if(cge->GetHadHeadSensitiveCondition())
{
@ -3684,15 +3661,15 @@ cmTargetInternals::ComputeLinkImplementationLibraries(
li != llibs.end(); ++li)
{
// Skip entries that resolve to the target itself or are empty.
std::string name = thisTarget->CheckCMP0004(*li);
if(name == thisTarget->GetName() || name.empty())
std::string name = this->CheckCMP0004(*li);
if(name == this->GetName() || name.empty())
{
if(name == thisTarget->GetName())
if(name == this->GetName())
{
bool noMessage = false;
cmake::MessageType messageType = cmake::FATAL_ERROR;
std::ostringstream e;
switch(thisTarget->GetPolicyStatusCMP0038())
switch(this->GetPolicyStatusCMP0038())
{
case cmPolicies::WARN:
{
@ -3711,9 +3688,9 @@ cmTargetInternals::ComputeLinkImplementationLibraries(
if(!noMessage)
{
e << "Target \"" << thisTarget->GetName() << "\" links to itself.";
thisTarget->Makefile->GetCMakeInstance()->IssueMessage(
messageType, e.str(), thisTarget->GetBacktrace());
e << "Target \"" << this->GetName() << "\" links to itself.";
this->Makefile->GetCMakeInstance()->IssueMessage(
messageType, e.str(), this->GetBacktrace());
if (messageType == cmake::FATAL_ERROR)
{
return;
@ -3725,7 +3702,7 @@ cmTargetInternals::ComputeLinkImplementationLibraries(
// The entry is meant for this configuration.
impl.Libraries.push_back(
cmLinkImplItem(name, thisTarget->FindTargetToLink(name),
cmLinkImplItem(name, this->FindTargetToLink(name),
le->Backtrace, evaluated != le->Value));
}
@ -3733,45 +3710,43 @@ cmTargetInternals::ComputeLinkImplementationLibraries(
for (std::set<std::string>::const_iterator it = seenProps.begin();
it != seenProps.end(); ++it)
{
if (!thisTarget->GetProperty(*it))
if (!this->GetProperty(*it))
{
thisTarget->LinkImplicitNullProperties.insert(*it);
this->LinkImplicitNullProperties.insert(*it);
}
}
cge->GetMaxLanguageStandard(thisTarget, thisTarget->MaxLanguageStandards);
cge->GetMaxLanguageStandard(this, this->MaxLanguageStandards);
}
cmTarget::LinkLibraryType linkType = thisTarget->ComputeLinkType(config);
cmTarget::LinkLibraryType linkType = this->ComputeLinkType(config);
cmTarget::LinkLibraryVectorType const& oldllibs =
thisTarget->GetOriginalLinkLibraries();
this->GetOriginalLinkLibraries();
for(cmTarget::LinkLibraryVectorType::const_iterator li = oldllibs.begin();
li != oldllibs.end(); ++li)
{
if(li->second != cmTarget::GENERAL && li->second != linkType)
{
std::string name = thisTarget->CheckCMP0004(li->first);
if(name == thisTarget->GetName() || name.empty())
std::string name = this->CheckCMP0004(li->first);
if(name == this->GetName() || name.empty())
{
continue;
}
// Support OLD behavior for CMP0003.
impl.WrongConfigLibraries.push_back(
cmLinkItem(name, thisTarget->FindTargetToLink(name)));
cmLinkItem(name, this->FindTargetToLink(name)));
}
}
}
//----------------------------------------------------------------------------
void
cmTargetInternals::ComputeLinkImplementationLanguages(
cmTarget const* thisTarget,
void cmTarget::ComputeLinkImplementationLanguages(
const std::string& config,
OptionalLinkImplementation& impl) const
cmOptionalLinkImplementation& impl) const
{
// This target needs runtime libraries for its source languages.
std::set<std::string> languages;
// Get languages used in our source files.
thisTarget->GetLanguages(languages, config);
this->GetLanguages(languages, config);
// Copy the set of langauges to the link implementation.
impl.Languages.insert(impl.Languages.begin(),
languages.begin(), languages.end());

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@ -237,6 +237,13 @@ public:
cmLinkImplementationLibraries const*
GetLinkImplementationLibraries(const std::string& config) const;
void ComputeLinkImplementationLibraries(const std::string& config,
cmOptionalLinkImplementation& impl,
cmTarget const* head) const;
void ComputeLinkImplementationLanguages(const std::string& config,
cmOptionalLinkImplementation& impl
) const;
cmTarget const* FindTargetToLink(std::string const& name) const;
/** Strip off leading and trailing whitespace from an item named in