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-rw-r--r--Source/cmCommonTargetGenerator.cxx2
-rw-r--r--Source/cmGeneratorTarget.cxx13
-rw-r--r--Source/cmGeneratorTarget.h2
-rw-r--r--Source/cmGlobalGenerator.cxx4
-rw-r--r--Source/cmGlobalXCodeGenerator.cxx6
-rw-r--r--Source/cmLocalGenerator.cxx3
-rw-r--r--Source/cmQtAutoGenGlobalInitializer.cxx6
-rw-r--r--Source/cmQtAutoGenInitializer.cxx9
-rw-r--r--Source/cmTarget.cxx10
-rw-r--r--Source/cmTarget.h2
-rw-r--r--Source/cmVisualStudio10TargetGenerator.cxx2
-rw-r--r--Source/cmXCodeScheme.cxx5
12 files changed, 36 insertions, 28 deletions
diff --git a/Source/cmCommonTargetGenerator.cxx b/Source/cmCommonTargetGenerator.cxx
index 6c1a476..5414409 100644
--- a/Source/cmCommonTargetGenerator.cxx
+++ b/Source/cmCommonTargetGenerator.cxx
@@ -77,7 +77,7 @@ void cmCommonTargetGenerator::AppendFortranFormatFlags(
cmOutputConverter::FortranFormat format =
cmOutputConverter::GetFortranFormat(srcfmt);
if (format == cmOutputConverter::FortranFormatNone) {
- const std::string tgtfmt =
+ std::string const& tgtfmt =
this->GeneratorTarget->GetSafeProperty("Fortran_FORMAT");
format = cmOutputConverter::GetFortranFormat(tgtfmt);
}
diff --git a/Source/cmGeneratorTarget.cxx b/Source/cmGeneratorTarget.cxx
index 509df93..62f4d3e 100644
--- a/Source/cmGeneratorTarget.cxx
+++ b/Source/cmGeneratorTarget.cxx
@@ -388,14 +388,16 @@ cmProp cmGeneratorTarget::GetProperty(const std::string& prop) const
return this->Target->GetProperty(prop);
}
-const char* cmGeneratorTarget::GetSafeProperty(const std::string& prop) const
+std::string const& cmGeneratorTarget::GetSafeProperty(
+ std::string const& prop) const
{
cmProp ret = this->GetProperty(prop);
- if (!ret) {
- return "";
+ if (ret) {
+ return *ret;
}
- return ret->c_str();
+ static std::string const s_empty;
+ return s_empty;
}
const char* cmGeneratorTarget::GetOutputTargetType(
@@ -3988,7 +3990,8 @@ std::string cmGeneratorTarget::GetPchUseCompileOptions(
const std::string useOptVar =
cmStrCat(language, "_COMPILE_OPTIONS_USE_PCH");
- const std::string useOptionListProperty = this->GetSafeProperty(useOptVar);
+ std::string const& useOptionListProperty =
+ this->GetSafeProperty(useOptVar);
useOptionList = cmStrCat(
useOptionList, ";",
diff --git a/Source/cmGeneratorTarget.h b/Source/cmGeneratorTarget.h
index dc98407..2ef7b43 100644
--- a/Source/cmGeneratorTarget.h
+++ b/Source/cmGeneratorTarget.h
@@ -80,7 +80,7 @@ public:
//! Might return a nullptr if the property is not set or invalid
cmProp GetProperty(const std::string& prop) const;
//! Always returns a valid pointer
- const char* GetSafeProperty(const std::string& prop) const;
+ std::string const& GetSafeProperty(std::string const& prop) const;
bool GetPropertyAsBool(const std::string& prop) const;
void GetSourceFiles(std::vector<cmSourceFile*>& files,
const std::string& config) const;
diff --git a/Source/cmGlobalGenerator.cxx b/Source/cmGlobalGenerator.cxx
index 2664fb0..5d42b55 100644
--- a/Source/cmGlobalGenerator.cxx
+++ b/Source/cmGlobalGenerator.cxx
@@ -384,9 +384,9 @@ bool cmGlobalGenerator::CheckTargetsForPchCompilePdb() const
}
}
- const std::string reuseFrom =
+ std::string const& reuseFrom =
target->GetSafeProperty("PRECOMPILE_HEADERS_REUSE_FROM");
- const std::string compilePdb =
+ std::string const& compilePdb =
target->GetSafeProperty("COMPILE_PDB_NAME");
if (!reuseFrom.empty() && reuseFrom != compilePdb) {
diff --git a/Source/cmGlobalXCodeGenerator.cxx b/Source/cmGlobalXCodeGenerator.cxx
index 77fa6fa..cda3338 100644
--- a/Source/cmGlobalXCodeGenerator.cxx
+++ b/Source/cmGlobalXCodeGenerator.cxx
@@ -808,7 +808,7 @@ cmXCodeObject* cmGlobalXCodeGenerator::CreateXCodeSourceFile(
// Add flags from target and source file properties.
std::string flags;
- const std::string srcfmt = sf->GetSafeProperty("Fortran_FORMAT");
+ std::string const& srcfmt = sf->GetSafeProperty("Fortran_FORMAT");
switch (cmOutputConverter::GetFortranFormat(srcfmt)) {
case cmOutputConverter::FortranFormatFixed:
flags = "-fixed " + flags;
@@ -2289,7 +2289,7 @@ void cmGlobalXCodeGenerator::CreateBuildSettings(cmGeneratorTarget* gtgt,
// Add Fortran source format attribute if property is set.
const char* format = nullptr;
- const std::string tgtfmt = gtgt->GetSafeProperty("Fortran_FORMAT");
+ std::string const& tgtfmt = gtgt->GetSafeProperty("Fortran_FORMAT");
switch (cmOutputConverter::GetFortranFormat(tgtfmt)) {
case cmOutputConverter::FortranFormatFixed:
format = "fixed";
@@ -2416,7 +2416,7 @@ void cmGlobalXCodeGenerator::CreateBuildSettings(cmGeneratorTarget* gtgt,
std::string attribute = prop.substr(16);
this->FilterConfigurationAttribute(configName, attribute);
if (!attribute.empty()) {
- const std::string pr = gtgt->GetSafeProperty(prop);
+ std::string const& pr = gtgt->GetSafeProperty(prop);
std::string processed = cmGeneratorExpression::Evaluate(
pr, this->CurrentLocalGenerator, configName);
buildSettings->AddAttribute(attribute,
diff --git a/Source/cmLocalGenerator.cxx b/Source/cmLocalGenerator.cxx
index a2208e5..b862449 100644
--- a/Source/cmLocalGenerator.cxx
+++ b/Source/cmLocalGenerator.cxx
@@ -2670,7 +2670,8 @@ void cmLocalGenerator::AddPchDependencies(cmGeneratorTarget* target)
std::string dest_file = to_file;
- const std::string prefix = target->GetSafeProperty("PREFIX");
+ std::string const& prefix =
+ target->GetSafeProperty("PREFIX");
if (!prefix.empty()) {
dest_file =
cmStrCat(to_dir, prefix, *ReuseFrom, extension);
diff --git a/Source/cmQtAutoGenGlobalInitializer.cxx b/Source/cmQtAutoGenGlobalInitializer.cxx
index 18b135d..a32f3e7 100644
--- a/Source/cmQtAutoGenGlobalInitializer.cxx
+++ b/Source/cmQtAutoGenGlobalInitializer.cxx
@@ -95,11 +95,11 @@ cmQtAutoGenGlobalInitializer::cmQtAutoGenGlobalInitializer(
bool const uic = target->GetPropertyAsBool(kw().AUTOUIC);
bool const rcc = target->GetPropertyAsBool(kw().AUTORCC);
if (moc || uic || rcc) {
- std::string const mocExec =
+ std::string const& mocExec =
target->GetSafeProperty(kw().AUTOMOC_EXECUTABLE);
- std::string const uicExec =
+ std::string const& uicExec =
target->GetSafeProperty(kw().AUTOUIC_EXECUTABLE);
- std::string const rccExec =
+ std::string const& rccExec =
target->GetSafeProperty(kw().AUTORCC_EXECUTABLE);
// We support Qt4, Qt5 and Qt6
diff --git a/Source/cmQtAutoGenInitializer.cxx b/Source/cmQtAutoGenInitializer.cxx
index fa523cc..235ee38 100644
--- a/Source/cmQtAutoGenInitializer.cxx
+++ b/Source/cmQtAutoGenInitializer.cxx
@@ -440,7 +440,8 @@ bool cmQtAutoGenInitializer::InitCustomTargets()
// Autogen target parallel processing
{
- std::string prop = this->GenTarget->GetSafeProperty("AUTOGEN_PARALLEL");
+ std::string const& prop =
+ this->GenTarget->GetSafeProperty("AUTOGEN_PARALLEL");
if (prop.empty() || (prop == "AUTO")) {
// Autodetect number of CPUs
this->AutogenTarget.Parallel = GetParallelCPUCount();
@@ -471,7 +472,7 @@ bool cmQtAutoGenInitializer::InitCustomTargets()
this->AutogenTarget.DependOrigin =
this->GenTarget->GetPropertyAsBool("AUTOGEN_ORIGIN_DEPENDS");
- std::string const deps =
+ std::string const& deps =
this->GenTarget->GetSafeProperty("AUTOGEN_TARGET_DEPENDS");
if (!deps.empty()) {
for (std::string const& depName : cmExpandedList(deps)) {
@@ -654,7 +655,7 @@ bool cmQtAutoGenInitializer::InitUic()
{
// Uic search paths
{
- std::string const usp =
+ std::string const& usp =
this->GenTarget->GetSafeProperty("AUTOUIC_SEARCH_PATHS");
if (!usp.empty()) {
this->Uic.SearchPaths =
@@ -1794,7 +1795,7 @@ bool cmQtAutoGenInitializer::GetQtExecutable(GenVarsT& genVars,
// Custom executable
{
std::string const prop = cmStrCat(genVars.GenNameUpper, "_EXECUTABLE");
- std::string const val = this->GenTarget->Target->GetSafeProperty(prop);
+ std::string const& val = this->GenTarget->Target->GetSafeProperty(prop);
if (!val.empty()) {
// Evaluate generator expression
{
diff --git a/Source/cmTarget.cxx b/Source/cmTarget.cxx
index 955a5cc..a776398 100644
--- a/Source/cmTarget.cxx
+++ b/Source/cmTarget.cxx
@@ -1789,13 +1789,15 @@ cmProp cmTarget::GetProperty(const std::string& prop) const
return retVal;
}
-const char* cmTarget::GetSafeProperty(const std::string& prop) const
+std::string const& cmTarget::GetSafeProperty(std::string const& prop) const
{
cmProp ret = this->GetProperty(prop);
- if (!ret) {
- return "";
+ if (ret) {
+ return *ret;
}
- return ret->c_str();
+
+ static std::string const s_empty;
+ return s_empty;
}
bool cmTarget::GetPropertyAsBool(const std::string& prop) const
diff --git a/Source/cmTarget.h b/Source/cmTarget.h
index ddc3b9b..8fecd41 100644
--- a/Source/cmTarget.h
+++ b/Source/cmTarget.h
@@ -174,7 +174,7 @@ public:
//! Might return a nullptr if the property is not set or invalid
cmProp GetProperty(const std::string& prop) const;
//! Always returns a valid pointer
- const char* GetSafeProperty(const std::string& prop) const;
+ std::string const& GetSafeProperty(std::string const& prop) const;
bool GetPropertyAsBool(const std::string& prop) const;
void CheckProperty(const std::string& prop, cmMakefile* context) const;
cmProp GetComputedProperty(const std::string& prop, cmMessenger* messenger,
diff --git a/Source/cmVisualStudio10TargetGenerator.cxx b/Source/cmVisualStudio10TargetGenerator.cxx
index 9c2b302..2b20a00 100644
--- a/Source/cmVisualStudio10TargetGenerator.cxx
+++ b/Source/cmVisualStudio10TargetGenerator.cxx
@@ -909,7 +909,7 @@ void cmVisualStudio10TargetGenerator::WriteDotNetReferenceCustomTags(
void cmVisualStudio10TargetGenerator::WriteDotNetDocumentationFile(Elem& e0)
{
- std::string const documentationFile =
+ std::string const& documentationFile =
this->GeneratorTarget->GetSafeProperty("VS_DOTNET_DOCUMENTATION_FILE");
if (this->ProjectType == csproj && !documentationFile.empty()) {
diff --git a/Source/cmXCodeScheme.cxx b/Source/cmXCodeScheme.cxx
index aab367a..9ac1457 100644
--- a/Source/cmXCodeScheme.cxx
+++ b/Source/cmXCodeScheme.cxx
@@ -405,8 +405,9 @@ void cmXCodeScheme::WriteBuildableReference(cmXMLWriter& xout,
void cmXCodeScheme::WriteCustomWorkingDirectory(
cmXMLWriter& xout, const std::string& configuration)
{
- std::string propertyValue = this->Target->GetTarget()->GetSafeProperty(
- "XCODE_SCHEME_WORKING_DIRECTORY");
+ std::string const& propertyValue =
+ this->Target->GetTarget()->GetSafeProperty(
+ "XCODE_SCHEME_WORKING_DIRECTORY");
if (propertyValue.empty()) {
xout.Attribute("useCustomWorkingDirectory", "NO");
} else {