summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--Help/manual/cmake-generator-expressions.7.rst8
-rw-r--r--Source/CMakeLists.txt4
-rw-r--r--Source/cmGeneratorExpression.cxx27
-rw-r--r--Source/cmGeneratorExpression.h4
-rw-r--r--Source/cmGeneratorExpressionContext.cxx34
-rw-r--r--Source/cmGeneratorExpressionContext.h54
-rw-r--r--Source/cmGeneratorExpressionEvaluator.cxx1892
-rw-r--r--Source/cmGeneratorExpressionEvaluator.h29
-rw-r--r--Source/cmGeneratorExpressionNode.cxx1870
-rw-r--r--Source/cmGeneratorExpressionNode.h70
-rwxr-xr-xbootstrap2
11 files changed, 2059 insertions, 1935 deletions
diff --git a/Help/manual/cmake-generator-expressions.7.rst b/Help/manual/cmake-generator-expressions.7.rst
index d38cf7e..477a132 100644
--- a/Help/manual/cmake-generator-expressions.7.rst
+++ b/Help/manual/cmake-generator-expressions.7.rst
@@ -40,10 +40,6 @@ otherwise expands to nothing.
Available logical expressions are:
-``$<0:...>``
- Empty string (ignores ``...``)
-``$<1:...>``
- Content of ``...``
``$<BOOL:...>``
``1`` if the ``...`` is true, else ``0``
``$<AND:?[,?]...>``
@@ -241,6 +237,10 @@ where ``${prop}`` refers to a helper variable::
Available output expressions are:
+``$<0:...>``
+ Empty string (ignores ``...``)
+``$<1:...>``
+ Content of ``...``
``$<JOIN:list,...>``
Joins the list with the content of ``...``
``$<ANGLE-R>``
diff --git a/Source/CMakeLists.txt b/Source/CMakeLists.txt
index 5b518b8..482bd39 100644
--- a/Source/CMakeLists.txt
+++ b/Source/CMakeLists.txt
@@ -238,12 +238,16 @@ set(SRCS
cmFileTimeComparison.cxx
cmFileTimeComparison.h
cmGeneratedFileStream.cxx
+ cmGeneratorExpressionContext.cxx
+ cmGeneratorExpressionContext.h
cmGeneratorExpressionDAGChecker.cxx
cmGeneratorExpressionDAGChecker.h
cmGeneratorExpressionEvaluator.cxx
cmGeneratorExpressionEvaluator.h
cmGeneratorExpressionLexer.cxx
cmGeneratorExpressionLexer.h
+ cmGeneratorExpressionNode.cxx
+ cmGeneratorExpressionNode.h
cmGeneratorExpressionParser.cxx
cmGeneratorExpressionParser.h
cmGeneratorExpression.cxx
diff --git a/Source/cmGeneratorExpression.cxx b/Source/cmGeneratorExpression.cxx
index b72c269..a1c405b 100644
--- a/Source/cmGeneratorExpression.cxx
+++ b/Source/cmGeneratorExpression.cxx
@@ -73,6 +73,19 @@ const char *cmCompiledGeneratorExpression::Evaluate(
cmGeneratorExpressionDAGChecker *dagChecker,
std::string const& language) const
{
+ cmGeneratorExpressionContext context(mf, config, quiet, headTarget,
+ currentTarget ? currentTarget : headTarget,
+ this->EvaluateForBuildsystem,
+ this->Backtrace, language);
+
+ return this->EvaluateWithContext(context, dagChecker);
+}
+
+//----------------------------------------------------------------------------
+const char* cmCompiledGeneratorExpression::EvaluateWithContext(
+ cmGeneratorExpressionContext& context,
+ cmGeneratorExpressionDAGChecker *dagChecker) const
+{
if (!this->NeedsEvaluation)
{
return this->Input.c_str();
@@ -85,20 +98,6 @@ const char *cmCompiledGeneratorExpression::Evaluate(
const std::vector<cmGeneratorExpressionEvaluator*>::const_iterator end
= this->Evaluators.end();
- cmGeneratorExpressionContext context;
- context.Makefile = mf;
- context.Config = config;
- context.Quiet = quiet;
- context.HadError = false;
- context.HadContextSensitiveCondition = false;
- context.HadHeadSensitiveCondition = false;
- context.SourceSensitiveTargets.clear();
- context.HeadTarget = headTarget;
- context.EvaluateForBuildsystem = this->EvaluateForBuildsystem;
- context.CurrentTarget = currentTarget ? currentTarget : headTarget;
- context.Backtrace = this->Backtrace;
- context.Language = language;
-
for ( ; it != end; ++it)
{
this->Output += (*it)->Evaluate(&context, dagChecker);
diff --git a/Source/cmGeneratorExpression.h b/Source/cmGeneratorExpression.h
index 55d9691..11c27fd 100644
--- a/Source/cmGeneratorExpression.h
+++ b/Source/cmGeneratorExpression.h
@@ -24,6 +24,7 @@ class cmMakefile;
class cmListFileBacktrace;
struct cmGeneratorExpressionEvaluator;
+struct cmGeneratorExpressionContext;
struct cmGeneratorExpressionDAGChecker;
class cmCompiledGeneratorExpression;
@@ -131,6 +132,9 @@ public:
std::map<std::string, std::string>& mapping);
private:
+ const char* EvaluateWithContext(cmGeneratorExpressionContext& context,
+ cmGeneratorExpressionDAGChecker *dagChecker) const;
+
cmCompiledGeneratorExpression(cmListFileBacktrace const& backtrace,
const std::string& input);
diff --git a/Source/cmGeneratorExpressionContext.cxx b/Source/cmGeneratorExpressionContext.cxx
new file mode 100644
index 0000000..947015e
--- /dev/null
+++ b/Source/cmGeneratorExpressionContext.cxx
@@ -0,0 +1,34 @@
+/*============================================================================
+ CMake - Cross Platform Makefile Generator
+ Copyright 2012 Stephen Kelly <steveire@gmail.com>
+
+ Distributed under the OSI-approved BSD License (the "License");
+ see accompanying file Copyright.txt for details.
+
+ This software is distributed WITHOUT ANY WARRANTY; without even the
+ implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the License for more information.
+============================================================================*/
+
+#include "cmGeneratorExpressionContext.h"
+
+cmGeneratorExpressionContext::cmGeneratorExpressionContext(
+ cmMakefile* mf, std::string const& config,
+ bool quiet, cmTarget const* headTarget,
+ cmTarget const* currentTarget,
+ bool evaluateForBuildsystem,
+ cmListFileBacktrace const& backtrace,
+ std::string const& language)
+ : Backtrace(backtrace),
+ Makefile(mf),
+ Config(config),
+ Language(language),
+ HeadTarget(headTarget),
+ CurrentTarget(currentTarget),
+ Quiet(quiet),
+ HadError(false),
+ HadContextSensitiveCondition(false),
+ HadHeadSensitiveCondition(false),
+ EvaluateForBuildsystem(evaluateForBuildsystem)
+{
+}
diff --git a/Source/cmGeneratorExpressionContext.h b/Source/cmGeneratorExpressionContext.h
new file mode 100644
index 0000000..ed83509
--- /dev/null
+++ b/Source/cmGeneratorExpressionContext.h
@@ -0,0 +1,54 @@
+/*============================================================================
+ CMake - Cross Platform Makefile Generator
+ Copyright 2012 Stephen Kelly <steveire@gmail.com>
+
+ Distributed under the OSI-approved BSD License (the "License");
+ see accompanying file Copyright.txt for details.
+
+ This software is distributed WITHOUT ANY WARRANTY; without even the
+ implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the License for more information.
+============================================================================*/
+#ifndef cmGeneratorExpressionContext_h
+#define cmGeneratorExpressionContext_h
+
+#include "cmListFileCache.h"
+
+#include <set>
+#include <map>
+#include <string>
+
+class cmTarget;
+
+//----------------------------------------------------------------------------
+struct cmGeneratorExpressionContext
+{
+ cmGeneratorExpressionContext(cmMakefile* mf, std::string const& config,
+ bool quiet, cmTarget const* headTarget,
+ cmTarget const* currentTarget,
+ bool evaluateForBuildsystem,
+ cmListFileBacktrace const& backtrace,
+ std::string const& language);
+
+
+ cmListFileBacktrace Backtrace;
+ std::set<cmTarget*> DependTargets;
+ std::set<cmTarget const*> AllTargets;
+ std::set<std::string> SeenTargetProperties;
+ std::set<cmTarget const*> SourceSensitiveTargets;
+ std::map<cmTarget const*, std::map<std::string, std::string> >
+ MaxLanguageStandard;
+ cmMakefile *Makefile;
+ std::string Config;
+ std::string Language;
+ cmTarget const* HeadTarget; // The target whose property is being evaluated.
+ cmTarget const* CurrentTarget; // The dependent of HeadTarget which appears
+ // directly or indirectly in the property.
+ bool Quiet;
+ bool HadError;
+ bool HadContextSensitiveCondition;
+ bool HadHeadSensitiveCondition;
+ bool EvaluateForBuildsystem;
+};
+
+#endif
diff --git a/Source/cmGeneratorExpressionEvaluator.cxx b/Source/cmGeneratorExpressionEvaluator.cxx
index cd0e982..af94bcc 100644
--- a/Source/cmGeneratorExpressionEvaluator.cxx
+++ b/Source/cmGeneratorExpressionEvaluator.cxx
@@ -25,1894 +25,7 @@
#include <assert.h>
#include <errno.h>
-//----------------------------------------------------------------------------
-static void reportError(cmGeneratorExpressionContext *context,
- const std::string &expr, const std::string &result)
-{
- context->HadError = true;
- if (context->Quiet)
- {
- return;
- }
-
- std::ostringstream e;
- e << "Error evaluating generator expression:\n"
- << " " << expr << "\n"
- << result;
- context->Makefile->GetCMakeInstance()
- ->IssueMessage(cmake::FATAL_ERROR, e.str(),
- context->Backtrace);
-}
-
-//----------------------------------------------------------------------------
-struct cmGeneratorExpressionNode
-{
- enum {
- DynamicParameters = 0,
- OneOrMoreParameters = -1,
- OneOrZeroParameters = -2
- };
- virtual ~cmGeneratorExpressionNode() {}
-
- virtual bool GeneratesContent() const { return true; }
-
- virtual bool RequiresLiteralInput() const { return false; }
-
- virtual bool AcceptsArbitraryContentParameter() const
- { return false; }
-
- virtual int NumExpectedParameters() const { return 1; }
-
- virtual std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *dagChecker
- ) const = 0;
-
- static std::string EvaluateDependentExpression(
- std::string const& prop, cmMakefile *makefile,
- cmGeneratorExpressionContext *context,
- cmTarget const* headTarget, cmTarget const* currentTarget,
- cmGeneratorExpressionDAGChecker *dagChecker);
-};
-
-//----------------------------------------------------------------------------
-std::string cmGeneratorExpressionNode::EvaluateDependentExpression(
- std::string const& prop, cmMakefile *makefile,
- cmGeneratorExpressionContext *context,
- cmTarget const* headTarget, cmTarget const* currentTarget,
- cmGeneratorExpressionDAGChecker *dagChecker)
-{
- cmGeneratorExpression ge(&context->Backtrace);
- cmsys::auto_ptr<cmCompiledGeneratorExpression> cge = ge.Parse(prop);
- cge->SetEvaluateForBuildsystem(context->EvaluateForBuildsystem);
- std::string result = cge->Evaluate(makefile,
- context->Config,
- context->Quiet,
- headTarget,
- currentTarget,
- dagChecker,
- context->Language);
- if (cge->GetHadContextSensitiveCondition())
- {
- context->HadContextSensitiveCondition = true;
- }
- if (cge->GetHadHeadSensitiveCondition())
- {
- context->HadHeadSensitiveCondition = true;
- }
- return result;
-}
-
-//----------------------------------------------------------------------------
-static const struct ZeroNode : public cmGeneratorExpressionNode
-{
- ZeroNode() {}
-
- virtual bool GeneratesContent() const { return false; }
-
- virtual bool AcceptsArbitraryContentParameter() const { return true; }
-
- std::string Evaluate(const std::vector<std::string> &,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return std::string();
- }
-} zeroNode;
-
-//----------------------------------------------------------------------------
-static const struct OneNode : public cmGeneratorExpressionNode
-{
- OneNode() {}
-
- virtual bool AcceptsArbitraryContentParameter() const { return true; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return parameters.front();
- }
-} oneNode;
-
-//----------------------------------------------------------------------------
-static const struct OneNode buildInterfaceNode;
-
-//----------------------------------------------------------------------------
-static const struct ZeroNode installInterfaceNode;
-
-//----------------------------------------------------------------------------
-#define BOOLEAN_OP_NODE(OPNAME, OP, SUCCESS_VALUE, FAILURE_VALUE) \
-static const struct OP ## Node : public cmGeneratorExpressionNode \
-{ \
- OP ## Node () {} \
- virtual int NumExpectedParameters() const { return OneOrMoreParameters; } \
- \
- std::string Evaluate(const std::vector<std::string> &parameters, \
- cmGeneratorExpressionContext *context, \
- const GeneratorExpressionContent *content, \
- cmGeneratorExpressionDAGChecker *) const \
- { \
- std::vector<std::string>::const_iterator it = parameters.begin(); \
- const std::vector<std::string>::const_iterator end = parameters.end(); \
- for ( ; it != end; ++it) \
- { \
- if (*it == #FAILURE_VALUE) \
- { \
- return #FAILURE_VALUE; \
- } \
- else if (*it != #SUCCESS_VALUE) \
- { \
- reportError(context, content->GetOriginalExpression(), \
- "Parameters to $<" #OP "> must resolve to either '0' or '1'."); \
- return std::string(); \
- } \
- } \
- return #SUCCESS_VALUE; \
- } \
-} OPNAME;
-
-BOOLEAN_OP_NODE(andNode, AND, 1, 0)
-BOOLEAN_OP_NODE(orNode, OR, 0, 1)
-
-#undef BOOLEAN_OP_NODE
-
-//----------------------------------------------------------------------------
-static const struct NotNode : public cmGeneratorExpressionNode
-{
- NotNode() {}
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *) const
- {
- if (*parameters.begin() != "0" && *parameters.begin() != "1")
- {
- reportError(context, content->GetOriginalExpression(),
- "$<NOT> parameter must resolve to exactly one '0' or '1' value.");
- return std::string();
- }
- return *parameters.begin() == "0" ? "1" : "0";
- }
-} notNode;
-
-//----------------------------------------------------------------------------
-static const struct BoolNode : public cmGeneratorExpressionNode
-{
- BoolNode() {}
-
- virtual int NumExpectedParameters() const { return 1; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return !cmSystemTools::IsOff(parameters.begin()->c_str()) ? "1" : "0";
- }
-} boolNode;
-
-//----------------------------------------------------------------------------
-static const struct StrEqualNode : public cmGeneratorExpressionNode
-{
- StrEqualNode() {}
-
- virtual int NumExpectedParameters() const { return 2; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return *parameters.begin() == parameters[1] ? "1" : "0";
- }
-} strEqualNode;
-
-//----------------------------------------------------------------------------
-static const struct EqualNode : public cmGeneratorExpressionNode
-{
- EqualNode() {}
-
- virtual int NumExpectedParameters() const { return 2; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *) const
- {
- char *pEnd;
-
- int base = 0;
- bool flipSign = false;
-
- const char *lhs = parameters[0].c_str();
- if (cmHasLiteralPrefix(lhs, "0b") || cmHasLiteralPrefix(lhs, "0B"))
- {
- base = 2;
- lhs += 2;
- }
- if (cmHasLiteralPrefix(lhs, "-0b") || cmHasLiteralPrefix(lhs, "-0B"))
- {
- base = 2;
- lhs += 3;
- flipSign = true;
- }
- if (cmHasLiteralPrefix(lhs, "+0b") || cmHasLiteralPrefix(lhs, "+0B"))
- {
- base = 2;
- lhs += 3;
- }
-
- long lnum = strtol(lhs, &pEnd, base);
- if (pEnd == lhs || *pEnd != '\0' || errno == ERANGE)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<EQUAL> parameter " + parameters[0] + " is not a valid integer.");
- return std::string();
- }
-
- if (flipSign)
- {
- lnum = -lnum;
- }
-
- base = 0;
- flipSign = false;
-
- const char *rhs = parameters[1].c_str();
- if (cmHasLiteralPrefix(rhs, "0b") || cmHasLiteralPrefix(rhs, "0B"))
- {
- base = 2;
- rhs += 2;
- }
- if (cmHasLiteralPrefix(rhs, "-0b") || cmHasLiteralPrefix(rhs, "-0B"))
- {
- base = 2;
- rhs += 3;
- flipSign = true;
- }
- if (cmHasLiteralPrefix(rhs, "+0b") || cmHasLiteralPrefix(rhs, "+0B"))
- {
- base = 2;
- rhs += 3;
- }
-
- long rnum = strtol(rhs, &pEnd, base);
- if (pEnd == rhs || *pEnd != '\0' || errno == ERANGE)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<EQUAL> parameter " + parameters[1] + " is not a valid integer.");
- return std::string();
- }
-
- if (flipSign)
- {
- rnum = -rnum;
- }
-
- return lnum == rnum ? "1" : "0";
- }
-} equalNode;
-
-//----------------------------------------------------------------------------
-static const struct LowerCaseNode : public cmGeneratorExpressionNode
-{
- LowerCaseNode() {}
-
- bool AcceptsArbitraryContentParameter() const { return true; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return cmSystemTools::LowerCase(parameters.front());
- }
-} lowerCaseNode;
-
-//----------------------------------------------------------------------------
-static const struct UpperCaseNode : public cmGeneratorExpressionNode
-{
- UpperCaseNode() {}
-
- bool AcceptsArbitraryContentParameter() const { return true; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return cmSystemTools::UpperCase(parameters.front());
- }
-} upperCaseNode;
-
-//----------------------------------------------------------------------------
-static const struct MakeCIdentifierNode : public cmGeneratorExpressionNode
-{
- MakeCIdentifierNode() {}
-
- bool AcceptsArbitraryContentParameter() const { return true; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return cmSystemTools::MakeCidentifier(parameters.front());
- }
-} makeCIdentifierNode;
-
-//----------------------------------------------------------------------------
-static const struct Angle_RNode : public cmGeneratorExpressionNode
-{
- Angle_RNode() {}
-
- virtual int NumExpectedParameters() const { return 0; }
-
- std::string Evaluate(const std::vector<std::string> &,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return ">";
- }
-} angle_rNode;
-
-//----------------------------------------------------------------------------
-static const struct CommaNode : public cmGeneratorExpressionNode
-{
- CommaNode() {}
-
- virtual int NumExpectedParameters() const { return 0; }
-
- std::string Evaluate(const std::vector<std::string> &,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return ",";
- }
-} commaNode;
-
-//----------------------------------------------------------------------------
-static const struct SemicolonNode : public cmGeneratorExpressionNode
-{
- SemicolonNode() {}
-
- virtual int NumExpectedParameters() const { return 0; }
-
- std::string Evaluate(const std::vector<std::string> &,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return ";";
- }
-} semicolonNode;
-
-//----------------------------------------------------------------------------
-struct CompilerIdNode : public cmGeneratorExpressionNode
-{
- CompilerIdNode() {}
-
- virtual int NumExpectedParameters() const { return OneOrZeroParameters; }
-
- std::string EvaluateWithLanguage(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *,
- const std::string &lang) const
- {
- const char *compilerId =
- context->Makefile->GetSafeDefinition("CMAKE_" + lang + "_COMPILER_ID");
- if (parameters.empty())
- {
- return compilerId ? compilerId : "";
- }
- static cmsys::RegularExpression compilerIdValidator("^[A-Za-z0-9_]*$");
- if (!compilerIdValidator.find(*parameters.begin()))
- {
- reportError(context, content->GetOriginalExpression(),
- "Expression syntax not recognized.");
- return std::string();
- }
- if (!compilerId)
- {
- return parameters.front().empty() ? "1" : "0";
- }
-
- if (strcmp(parameters.begin()->c_str(), compilerId) == 0)
- {
- return "1";
- }
-
- if (cmsysString_strcasecmp(parameters.begin()->c_str(), compilerId) == 0)
- {
- switch(context->Makefile->GetPolicyStatus(cmPolicies::CMP0044))
- {
- case cmPolicies::WARN:
- {
- std::ostringstream e;
- e << context->Makefile->GetPolicies()
- ->GetPolicyWarning(cmPolicies::CMP0044);
- context->Makefile->GetCMakeInstance()
- ->IssueMessage(cmake::AUTHOR_WARNING,
- e.str(), context->Backtrace);
- }
- case cmPolicies::OLD:
- return "1";
- case cmPolicies::NEW:
- case cmPolicies::REQUIRED_ALWAYS:
- case cmPolicies::REQUIRED_IF_USED:
- break;
- }
- }
- return "0";
- }
-};
-
-//----------------------------------------------------------------------------
-static const struct CCompilerIdNode : public CompilerIdNode
-{
- CCompilerIdNode() {}
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *dagChecker) const
- {
- if (!context->HeadTarget)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<C_COMPILER_ID> may only be used with binary targets. It may "
- "not be used with add_custom_command or add_custom_target.");
- return std::string();
- }
- return this->EvaluateWithLanguage(parameters, context, content,
- dagChecker, "C");
- }
-} cCompilerIdNode;
-
-//----------------------------------------------------------------------------
-static const struct CXXCompilerIdNode : public CompilerIdNode
-{
- CXXCompilerIdNode() {}
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *dagChecker) const
- {
- if (!context->HeadTarget)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<CXX_COMPILER_ID> may only be used with binary targets. It may "
- "not be used with add_custom_command or add_custom_target.");
- return std::string();
- }
- return this->EvaluateWithLanguage(parameters, context, content,
- dagChecker, "CXX");
- }
-} cxxCompilerIdNode;
-
-//----------------------------------------------------------------------------
-struct CompilerVersionNode : public cmGeneratorExpressionNode
-{
- CompilerVersionNode() {}
-
- virtual int NumExpectedParameters() const { return OneOrZeroParameters; }
-
- std::string EvaluateWithLanguage(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *,
- const std::string &lang) const
- {
- const char *compilerVersion = context->Makefile->GetSafeDefinition(
- "CMAKE_" + lang + "_COMPILER_VERSION");
- if (parameters.empty())
- {
- return compilerVersion ? compilerVersion : "";
- }
-
- static cmsys::RegularExpression compilerIdValidator("^[0-9\\.]*$");
- if (!compilerIdValidator.find(*parameters.begin()))
- {
- reportError(context, content->GetOriginalExpression(),
- "Expression syntax not recognized.");
- return std::string();
- }
- if (!compilerVersion)
- {
- return parameters.front().empty() ? "1" : "0";
- }
-
- return cmSystemTools::VersionCompare(cmSystemTools::OP_EQUAL,
- parameters.begin()->c_str(),
- compilerVersion) ? "1" : "0";
- }
-};
-
-//----------------------------------------------------------------------------
-static const struct CCompilerVersionNode : public CompilerVersionNode
-{
- CCompilerVersionNode() {}
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *dagChecker) const
- {
- if (!context->HeadTarget)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<C_COMPILER_VERSION> may only be used with binary targets. It "
- "may not be used with add_custom_command or add_custom_target.");
- return std::string();
- }
- return this->EvaluateWithLanguage(parameters, context, content,
- dagChecker, "C");
- }
-} cCompilerVersionNode;
-
-//----------------------------------------------------------------------------
-static const struct CxxCompilerVersionNode : public CompilerVersionNode
-{
- CxxCompilerVersionNode() {}
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *dagChecker) const
- {
- if (!context->HeadTarget)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<CXX_COMPILER_VERSION> may only be used with binary targets. It "
- "may not be used with add_custom_command or add_custom_target.");
- return std::string();
- }
- return this->EvaluateWithLanguage(parameters, context, content,
- dagChecker, "CXX");
- }
-} cxxCompilerVersionNode;
-
-
-//----------------------------------------------------------------------------
-struct PlatformIdNode : public cmGeneratorExpressionNode
-{
- PlatformIdNode() {}
-
- virtual int NumExpectedParameters() const { return OneOrZeroParameters; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- const char *platformId =
- context->Makefile->GetSafeDefinition("CMAKE_SYSTEM_NAME");
- if (parameters.empty())
- {
- return platformId ? platformId : "";
- }
-
- if (!platformId)
- {
- return parameters.front().empty() ? "1" : "0";
- }
-
- if (strcmp(parameters.begin()->c_str(), platformId) == 0)
- {
- return "1";
- }
- return "0";
- }
-} platformIdNode;
-
-//----------------------------------------------------------------------------
-static const struct VersionGreaterNode : public cmGeneratorExpressionNode
-{
- VersionGreaterNode() {}
-
- virtual int NumExpectedParameters() const { return 2; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return cmSystemTools::VersionCompare(cmSystemTools::OP_GREATER,
- parameters.front().c_str(),
- parameters[1].c_str()) ? "1" : "0";
- }
-} versionGreaterNode;
-
-//----------------------------------------------------------------------------
-static const struct VersionLessNode : public cmGeneratorExpressionNode
-{
- VersionLessNode() {}
-
- virtual int NumExpectedParameters() const { return 2; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return cmSystemTools::VersionCompare(cmSystemTools::OP_LESS,
- parameters.front().c_str(),
- parameters[1].c_str()) ? "1" : "0";
- }
-} versionLessNode;
-
-//----------------------------------------------------------------------------
-static const struct VersionEqualNode : public cmGeneratorExpressionNode
-{
- VersionEqualNode() {}
-
- virtual int NumExpectedParameters() const { return 2; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return cmSystemTools::VersionCompare(cmSystemTools::OP_EQUAL,
- parameters.front().c_str(),
- parameters[1].c_str()) ? "1" : "0";
- }
-} versionEqualNode;
-
-//----------------------------------------------------------------------------
-static const struct LinkOnlyNode : public cmGeneratorExpressionNode
-{
- LinkOnlyNode() {}
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *dagChecker) const
- {
- if(!dagChecker->GetTransitivePropertiesOnly())
- {
- return parameters.front();
- }
- return "";
- }
-} linkOnlyNode;
-
-//----------------------------------------------------------------------------
-static const struct ConfigurationNode : public cmGeneratorExpressionNode
-{
- ConfigurationNode() {}
-
- virtual int NumExpectedParameters() const { return 0; }
-
- std::string Evaluate(const std::vector<std::string> &,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- context->HadContextSensitiveCondition = true;
- return context->Config;
- }
-} configurationNode;
-
-//----------------------------------------------------------------------------
-static const struct ConfigurationTestNode : public cmGeneratorExpressionNode
-{
- ConfigurationTestNode() {}
-
- virtual int NumExpectedParameters() const { return OneOrZeroParameters; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *) const
- {
- if (parameters.empty())
- {
- return configurationNode.Evaluate(parameters, context, content, 0);
- }
- static cmsys::RegularExpression configValidator("^[A-Za-z0-9_]*$");
- if (!configValidator.find(*parameters.begin()))
- {
- reportError(context, content->GetOriginalExpression(),
- "Expression syntax not recognized.");
- return std::string();
- }
- context->HadContextSensitiveCondition = true;
- if (context->Config.empty())
- {
- return parameters.front().empty() ? "1" : "0";
- }
-
- if (cmsysString_strcasecmp(parameters.begin()->c_str(),
- context->Config.c_str()) == 0)
- {
- return "1";
- }
-
- if (context->CurrentTarget
- && context->CurrentTarget->IsImported())
- {
- const char* loc = 0;
- const char* imp = 0;
- std::string suffix;
- if (context->CurrentTarget->GetMappedConfig(context->Config,
- &loc,
- &imp,
- suffix))
- {
- // This imported target has an appropriate location
- // for this (possibly mapped) config.
- // Check if there is a proper config mapping for the tested config.
- std::vector<std::string> mappedConfigs;
- std::string mapProp = "MAP_IMPORTED_CONFIG_";
- mapProp += cmSystemTools::UpperCase(context->Config);
- if(const char* mapValue =
- context->CurrentTarget->GetProperty(mapProp))
- {
- cmSystemTools::ExpandListArgument(cmSystemTools::UpperCase(mapValue),
- mappedConfigs);
- return std::find(mappedConfigs.begin(), mappedConfigs.end(),
- cmSystemTools::UpperCase(parameters.front()))
- != mappedConfigs.end() ? "1" : "0";
- }
- }
- }
- return "0";
- }
-} configurationTestNode;
-
-static const struct JoinNode : public cmGeneratorExpressionNode
-{
- JoinNode() {}
-
- virtual int NumExpectedParameters() const { return 2; }
-
- virtual bool AcceptsArbitraryContentParameter() const { return true; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- std::vector<std::string> list;
- cmSystemTools::ExpandListArgument(parameters.front(), list);
- return cmJoin(list, parameters[1]);
- }
-} joinNode;
-
-static const struct CompileLanguageNode : public cmGeneratorExpressionNode
-{
- CompileLanguageNode() {}
-
- virtual int NumExpectedParameters() const { return OneOrZeroParameters; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *dagChecker) const
- {
- if(context->Language.empty())
- {
- reportError(context, content->GetOriginalExpression(),
- "$<COMPILE_LANGUAGE:...> may only be used to specify include "
- "directories compile definitions, compile options and to evaluate "
- "components of the file(GENERATE) command.");
- return std::string();
- }
-
- std::vector<std::string> enabledLanguages;
- cmGlobalGenerator* gg
- = context->Makefile->GetLocalGenerator()->GetGlobalGenerator();
- gg->GetEnabledLanguages(enabledLanguages);
- if (!parameters.empty() &&
- std::find(enabledLanguages.begin(), enabledLanguages.end(),
- parameters.front()) == enabledLanguages.end())
- {
- reportError(context, content->GetOriginalExpression(),
- "$<COMPILE_LANGUAGE:...> Unknown language.");
- return std::string();
- }
-
- std::string genName = gg->GetName();
- if (genName.find("Visual Studio") != std::string::npos)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<COMPILE_LANGUAGE:...> may not be used with Visual Studio "
- "generators.");
- return std::string();
- }
- else if (genName.find("Xcode") != std::string::npos)
- {
- if (dagChecker && (dagChecker->EvaluatingCompileDefinitions()
- || dagChecker->EvaluatingIncludeDirectories()))
- {
- reportError(context, content->GetOriginalExpression(),
- "$<COMPILE_LANGUAGE:...> may only be used with COMPILE_OPTIONS "
- "with the Xcode generator.");
- return std::string();
- }
- }
- else
- {
- if(genName.find("Makefiles") == std::string::npos &&
- genName.find("Ninja") == std::string::npos &&
- genName.find("Watcom WMake") == std::string::npos)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<COMPILE_LANGUAGE:...> not supported for this generator.");
- return std::string();
- }
- }
- if (parameters.empty())
- {
- return context->Language;
- }
- return context->Language == parameters.front() ? "1" : "0";
- }
-} languageNode;
-
-#define TRANSITIVE_PROPERTY_NAME(PROPERTY) \
- , "INTERFACE_" #PROPERTY
-
-//----------------------------------------------------------------------------
-static const char* targetPropertyTransitiveWhitelist[] = {
- 0
- CM_FOR_EACH_TRANSITIVE_PROPERTY_NAME(TRANSITIVE_PROPERTY_NAME)
-};
-
-#undef TRANSITIVE_PROPERTY_NAME
-
-template <typename T>
-std::string
-getLinkedTargetsContent(
- std::vector<T> const &libraries,
- cmTarget const* target,
- cmTarget const* headTarget,
- cmGeneratorExpressionContext *context,
- cmGeneratorExpressionDAGChecker *dagChecker,
- const std::string &interfacePropertyName)
-{
- std::string linkedTargetsContent;
- std::string sep;
- std::string depString;
- for (typename std::vector<T>::const_iterator it = libraries.begin();
- it != libraries.end(); ++it)
- {
- // Broken code can have a target in its own link interface.
- // Don't follow such link interface entries so as not to create a
- // self-referencing loop.
- if (it->Target && it->Target != target)
- {
- depString +=
- sep + "$<TARGET_PROPERTY:" +
- it->Target->GetName() + "," + interfacePropertyName + ">";
- sep = ";";
- }
- }
- if(!depString.empty())
- {
- linkedTargetsContent =
- cmGeneratorExpressionNode::EvaluateDependentExpression(depString,
- target->GetMakefile(), context,
- headTarget, target, dagChecker);
- }
- linkedTargetsContent =
- cmGeneratorExpression::StripEmptyListElements(linkedTargetsContent);
- return linkedTargetsContent;
-}
-
-//----------------------------------------------------------------------------
-static const struct TargetPropertyNode : public cmGeneratorExpressionNode
-{
- TargetPropertyNode() {}
-
- // This node handles errors on parameter count itself.
- virtual int NumExpectedParameters() const { return OneOrMoreParameters; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *dagCheckerParent
- ) const
- {
- if (parameters.size() != 1 && parameters.size() != 2)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<TARGET_PROPERTY:...> expression requires one or two parameters");
- return std::string();
- }
- static cmsys::RegularExpression propertyNameValidator("^[A-Za-z0-9_]+$");
-
- cmTarget const* target = context->HeadTarget;
- std::string propertyName = *parameters.begin();
-
- if (parameters.size() == 1)
- {
- context->HadHeadSensitiveCondition = true;
- }
- if (!target && parameters.size() == 1)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<TARGET_PROPERTY:prop> may only be used with binary targets. "
- "It may not be used with add_custom_command or add_custom_target. "
- "Specify the target to read a property from using the "
- "$<TARGET_PROPERTY:tgt,prop> signature instead.");
- return std::string();
- }
-
- if (parameters.size() == 2)
- {
- if (parameters.begin()->empty() && parameters[1].empty())
- {
- reportError(context, content->GetOriginalExpression(),
- "$<TARGET_PROPERTY:tgt,prop> expression requires a non-empty "
- "target name and property name.");
- return std::string();
- }
- if (parameters.begin()->empty())
- {
- reportError(context, content->GetOriginalExpression(),
- "$<TARGET_PROPERTY:tgt,prop> expression requires a non-empty "
- "target name.");
- return std::string();
- }
-
- std::string targetName = parameters.front();
- propertyName = parameters[1];
- if (!cmGeneratorExpression::IsValidTargetName(targetName))
- {
- if (!propertyNameValidator.find(propertyName.c_str()))
- {
- ::reportError(context, content->GetOriginalExpression(),
- "Target name and property name not supported.");
- return std::string();
- }
- ::reportError(context, content->GetOriginalExpression(),
- "Target name not supported.");
- return std::string();
- }
- if(propertyName == "ALIASED_TARGET")
- {
- if(context->Makefile->IsAlias(targetName))
- {
- if(cmTarget* tgt = context->Makefile->FindTargetToUse(targetName))
- {
- return tgt->GetName();
- }
- }
- return "";
- }
- target = context->Makefile->FindTargetToUse(targetName);
-
- if (!target)
- {
- std::ostringstream e;
- e << "Target \""
- << targetName
- << "\" not found.";
- reportError(context, content->GetOriginalExpression(), e.str());
- return std::string();
- }
- context->AllTargets.insert(target);
- }
-
- if (target == context->HeadTarget)
- {
- // Keep track of the properties seen while processing.
- // The evaluation of the LINK_LIBRARIES generator expressions
- // will check this to ensure that properties have one consistent
- // value for all evaluations.
- context->SeenTargetProperties.insert(propertyName);
- }
- if (propertyName == "SOURCES")
- {
- context->SourceSensitiveTargets.insert(target);
- }
-
- if (propertyName.empty())
- {
- reportError(context, content->GetOriginalExpression(),
- "$<TARGET_PROPERTY:...> expression requires a non-empty property "
- "name.");
- return std::string();
- }
-
- if (!propertyNameValidator.find(propertyName))
- {
- ::reportError(context, content->GetOriginalExpression(),
- "Property name not supported.");
- return std::string();
- }
-
- assert(target);
-
- if (propertyName == "LINKER_LANGUAGE")
- {
- if (target->LinkLanguagePropagatesToDependents() &&
- dagCheckerParent && (dagCheckerParent->EvaluatingLinkLibraries()
- || dagCheckerParent->EvaluatingSources()))
- {
- reportError(context, content->GetOriginalExpression(),
- "LINKER_LANGUAGE target property can not be used while evaluating "
- "link libraries for a static library");
- return std::string();
- }
- return target->GetLinkerLanguage(context->Config);
- }
-
- cmGeneratorExpressionDAGChecker dagChecker(context->Backtrace,
- target->GetName(),
- propertyName,
- content,
- dagCheckerParent);
-
- switch (dagChecker.Check())
- {
- case cmGeneratorExpressionDAGChecker::SELF_REFERENCE:
- dagChecker.ReportError(context, content->GetOriginalExpression());
- return std::string();
- case cmGeneratorExpressionDAGChecker::CYCLIC_REFERENCE:
- // No error. We just skip cyclic references.
- return std::string();
- case cmGeneratorExpressionDAGChecker::ALREADY_SEEN:
- for (size_t i = 1;
- i < cmArraySize(targetPropertyTransitiveWhitelist);
- ++i)
- {
- if (targetPropertyTransitiveWhitelist[i] == propertyName)
- {
- // No error. We're not going to find anything new here.
- return std::string();
- }
- }
- case cmGeneratorExpressionDAGChecker::DAG:
- break;
- }
-
- const char *prop = target->GetProperty(propertyName);
-
- if (dagCheckerParent)
- {
- if (dagCheckerParent->EvaluatingLinkLibraries())
- {
-#define TRANSITIVE_PROPERTY_COMPARE(PROPERTY) \
- (#PROPERTY == propertyName || "INTERFACE_" #PROPERTY == propertyName) ||
- if (CM_FOR_EACH_TRANSITIVE_PROPERTY_NAME(TRANSITIVE_PROPERTY_COMPARE)
- false)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<TARGET_PROPERTY:...> expression in link libraries "
- "evaluation depends on target property which is transitive "
- "over the link libraries, creating a recursion.");
- return std::string();
- }
-#undef TRANSITIVE_PROPERTY_COMPARE
-
- if(!prop)
- {
- return std::string();
- }
- }
- else
- {
-#define ASSERT_TRANSITIVE_PROPERTY_METHOD(METHOD) \
- dagCheckerParent->METHOD () ||
-
- assert(
- CM_FOR_EACH_TRANSITIVE_PROPERTY_METHOD(
- ASSERT_TRANSITIVE_PROPERTY_METHOD)
- false);
-#undef ASSERT_TRANSITIVE_PROPERTY_METHOD
- }
- }
-
- std::string linkedTargetsContent;
-
- std::string interfacePropertyName;
- bool isInterfaceProperty = false;
-
-#define POPULATE_INTERFACE_PROPERTY_NAME(prop) \
- if (propertyName == #prop) \
- { \
- interfacePropertyName = "INTERFACE_" #prop; \
- } \
- else if (propertyName == "INTERFACE_" #prop) \
- { \
- interfacePropertyName = "INTERFACE_" #prop; \
- isInterfaceProperty = true; \
- } \
- else
-
- CM_FOR_EACH_TRANSITIVE_PROPERTY_NAME(POPULATE_INTERFACE_PROPERTY_NAME)
- // Note that the above macro terminates with an else
- /* else */ if (cmHasLiteralPrefix(propertyName.c_str(),
- "COMPILE_DEFINITIONS_"))
- {
- cmPolicies::PolicyStatus polSt =
- context->Makefile->GetPolicyStatus(cmPolicies::CMP0043);
- if (polSt == cmPolicies::WARN || polSt == cmPolicies::OLD)
- {
- interfacePropertyName = "INTERFACE_COMPILE_DEFINITIONS";
- }
- }
-#undef POPULATE_INTERFACE_PROPERTY_NAME
- cmTarget const* headTarget = context->HeadTarget && isInterfaceProperty
- ? context->HeadTarget : target;
-
- if(isInterfaceProperty)
- {
- if(cmTarget::LinkInterfaceLibraries const* iface =
- target->GetLinkInterfaceLibraries(context->Config, headTarget, true))
- {
- linkedTargetsContent =
- getLinkedTargetsContent(iface->Libraries, target,
- headTarget,
- context, &dagChecker,
- interfacePropertyName);
- }
- }
- else if(!interfacePropertyName.empty())
- {
- if(cmTarget::LinkImplementationLibraries const* impl =
- target->GetLinkImplementationLibraries(context->Config))
- {
- linkedTargetsContent =
- getLinkedTargetsContent(impl->Libraries, target,
- target,
- context, &dagChecker,
- interfacePropertyName);
- }
- }
-
- if (!prop)
- {
- if (target->IsImported()
- || target->GetType() == cmTarget::INTERFACE_LIBRARY)
- {
- return linkedTargetsContent;
- }
- if (target->IsLinkInterfaceDependentBoolProperty(propertyName,
- context->Config))
- {
- context->HadContextSensitiveCondition = true;
- return target->GetLinkInterfaceDependentBoolProperty(
- propertyName,
- context->Config) ? "1" : "0";
- }
- if (target->IsLinkInterfaceDependentStringProperty(propertyName,
- context->Config))
- {
- context->HadContextSensitiveCondition = true;
- const char *propContent =
- target->GetLinkInterfaceDependentStringProperty(
- propertyName,
- context->Config);
- return propContent ? propContent : "";
- }
- if (target->IsLinkInterfaceDependentNumberMinProperty(propertyName,
- context->Config))
- {
- context->HadContextSensitiveCondition = true;
- const char *propContent =
- target->GetLinkInterfaceDependentNumberMinProperty(
- propertyName,
- context->Config);
- return propContent ? propContent : "";
- }
- if (target->IsLinkInterfaceDependentNumberMaxProperty(propertyName,
- context->Config))
- {
- context->HadContextSensitiveCondition = true;
- const char *propContent =
- target->GetLinkInterfaceDependentNumberMaxProperty(
- propertyName,
- context->Config);
- return propContent ? propContent : "";
- }
-
- return linkedTargetsContent;
- }
-
- if (!target->IsImported()
- && dagCheckerParent && !dagCheckerParent->EvaluatingLinkLibraries())
- {
- if (target->IsLinkInterfaceDependentNumberMinProperty(propertyName,
- context->Config))
- {
- context->HadContextSensitiveCondition = true;
- const char *propContent =
- target->GetLinkInterfaceDependentNumberMinProperty(
- propertyName,
- context->Config);
- return propContent ? propContent : "";
- }
- if (target->IsLinkInterfaceDependentNumberMaxProperty(propertyName,
- context->Config))
- {
- context->HadContextSensitiveCondition = true;
- const char *propContent =
- target->GetLinkInterfaceDependentNumberMaxProperty(
- propertyName,
- context->Config);
- return propContent ? propContent : "";
- }
- }
- if(!interfacePropertyName.empty())
- {
- std::string result = this->EvaluateDependentExpression(prop,
- context->Makefile, context,
- headTarget, target, &dagChecker);
- if (!linkedTargetsContent.empty())
- {
- result += (result.empty() ? "" : ";") + linkedTargetsContent;
- }
- return result;
- }
- return prop;
- }
-} targetPropertyNode;
-
-//----------------------------------------------------------------------------
-static const struct TargetNameNode : public cmGeneratorExpressionNode
-{
- TargetNameNode() {}
-
- virtual bool GeneratesContent() const { return true; }
-
- virtual bool AcceptsArbitraryContentParameter() const { return true; }
- virtual bool RequiresLiteralInput() const { return true; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *,
- const GeneratorExpressionContent *,
- cmGeneratorExpressionDAGChecker *) const
- {
- return parameters.front();
- }
-
- virtual int NumExpectedParameters() const { return 1; }
-
-} targetNameNode;
-
-//----------------------------------------------------------------------------
-static const struct TargetObjectsNode : public cmGeneratorExpressionNode
-{
- TargetObjectsNode() {}
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *) const
- {
- if (!context->EvaluateForBuildsystem)
- {
- std::ostringstream e;
- e << "The evaluation of the TARGET_OBJECTS generator expression "
- "is only suitable for consumption by CMake. It is not suitable "
- "for writing out elsewhere.";
- reportError(context, content->GetOriginalExpression(), e.str());
- return std::string();
- }
-
- std::string tgtName = parameters.front();
- cmGeneratorTarget* gt =
- context->Makefile->FindGeneratorTargetToUse(tgtName);
- if (!gt)
- {
- std::ostringstream e;
- e << "Objects of target \"" << tgtName
- << "\" referenced but no such target exists.";
- reportError(context, content->GetOriginalExpression(), e.str());
- return std::string();
- }
- if (gt->GetType() != cmTarget::OBJECT_LIBRARY)
- {
- std::ostringstream e;
- e << "Objects of target \"" << tgtName
- << "\" referenced but is not an OBJECT library.";
- reportError(context, content->GetOriginalExpression(), e.str());
- return std::string();
- }
-
- std::vector<cmSourceFile const*> objectSources;
- gt->GetObjectSources(objectSources, context->Config);
- std::map<cmSourceFile const*, std::string> mapping;
-
- for(std::vector<cmSourceFile const*>::const_iterator it
- = objectSources.begin(); it != objectSources.end(); ++it)
- {
- mapping[*it];
- }
-
- gt->LocalGenerator->ComputeObjectFilenames(mapping, gt);
-
- std::string obj_dir = gt->ObjectDirectory;
- std::string result;
- const char* sep = "";
- for(std::vector<cmSourceFile const*>::const_iterator it
- = objectSources.begin(); it != objectSources.end(); ++it)
- {
- // Find the object file name corresponding to this source file.
- std::map<cmSourceFile const*, std::string>::const_iterator
- map_it = mapping.find(*it);
- // It must exist because we populated the mapping just above.
- assert(!map_it->second.empty());
- result += sep;
- std::string objFile = obj_dir + map_it->second;
- cmSourceFile* sf = context->Makefile->GetOrCreateSource(objFile, true);
- sf->SetObjectLibrary(tgtName);
- sf->SetProperty("EXTERNAL_OBJECT", "1");
- result += objFile;
- sep = ";";
- }
- return result;
- }
-} targetObjectsNode;
-
-//----------------------------------------------------------------------------
-static const struct CompileFeaturesNode : public cmGeneratorExpressionNode
-{
- CompileFeaturesNode() {}
-
- virtual int NumExpectedParameters() const { return OneOrMoreParameters; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *dagChecker) const
- {
- cmTarget const* target = context->HeadTarget;
- if (!target)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<COMPILE_FEATURE> may only be used with binary targets. It may "
- "not be used with add_custom_command or add_custom_target.");
- return std::string();
- }
- context->HadHeadSensitiveCondition = true;
-
- typedef std::map<std::string, std::vector<std::string> > LangMap;
- static LangMap availableFeatures;
-
- LangMap testedFeatures;
-
- for (std::vector<std::string>::const_iterator it = parameters.begin();
- it != parameters.end(); ++it)
- {
- std::string error;
- std::string lang;
- if (!context->Makefile->CompileFeatureKnown(context->HeadTarget,
- *it, lang, &error))
- {
- reportError(context, content->GetOriginalExpression(), error);
- return std::string();
- }
- testedFeatures[lang].push_back(*it);
-
- if (availableFeatures.find(lang) == availableFeatures.end())
- {
- const char* featuresKnown
- = context->Makefile->CompileFeaturesAvailable(lang, &error);
- if (!featuresKnown)
- {
- reportError(context, content->GetOriginalExpression(), error);
- return std::string();
- }
- cmSystemTools::ExpandListArgument(featuresKnown,
- availableFeatures[lang]);
- }
- }
-
- bool evalLL = dagChecker && dagChecker->EvaluatingLinkLibraries();
-
- std::string result;
-
- for (LangMap::const_iterator lit = testedFeatures.begin();
- lit != testedFeatures.end(); ++lit)
- {
- std::vector<std::string> const& langAvailable
- = availableFeatures[lit->first];
- const char* standardDefault = context->Makefile
- ->GetDefinition("CMAKE_" + lit->first + "_STANDARD_DEFAULT");
- for (std::vector<std::string>::const_iterator it = lit->second.begin();
- it != lit->second.end(); ++it)
- {
- if (std::find(langAvailable.begin(), langAvailable.end(), *it)
- == langAvailable.end())
- {
- return "0";
- }
- if (standardDefault && !*standardDefault)
- {
- // This compiler has no notion of language standard levels.
- // All features known for the language are always available.
- continue;
- }
- if (!context->Makefile->HaveStandardAvailable(target,
- lit->first, *it))
- {
- if (evalLL)
- {
- const char* l = target->GetProperty(lit->first + "_STANDARD");
- if (!l)
- {
- l = standardDefault;
- }
- assert(l);
- context->MaxLanguageStandard[target][lit->first] = l;
- }
- else
- {
- return "0";
- }
- }
- }
- }
- return "1";
- }
-} compileFeaturesNode;
-
-//----------------------------------------------------------------------------
-static const char* targetPolicyWhitelist[] = {
- 0
-#define TARGET_POLICY_STRING(POLICY) \
- , #POLICY
-
- CM_FOR_EACH_TARGET_POLICY(TARGET_POLICY_STRING)
-
-#undef TARGET_POLICY_STRING
-};
-
-cmPolicies::PolicyStatus statusForTarget(cmTarget const* tgt,
- const char *policy)
-{
-#define RETURN_POLICY(POLICY) \
- if (strcmp(policy, #POLICY) == 0) \
- { \
- return tgt->GetPolicyStatus ## POLICY (); \
- } \
-
- CM_FOR_EACH_TARGET_POLICY(RETURN_POLICY)
-
-#undef RETURN_POLICY
-
- assert(0 && "Unreachable code. Not a valid policy");
- return cmPolicies::WARN;
-}
-
-cmPolicies::PolicyID policyForString(const char *policy_id)
-{
-#define RETURN_POLICY_ID(POLICY_ID) \
- if (strcmp(policy_id, #POLICY_ID) == 0) \
- { \
- return cmPolicies:: POLICY_ID; \
- } \
-
- CM_FOR_EACH_TARGET_POLICY(RETURN_POLICY_ID)
-
-#undef RETURN_POLICY_ID
-
- assert(0 && "Unreachable code. Not a valid policy");
- return cmPolicies::CMP0002;
-}
-
-//----------------------------------------------------------------------------
-static const struct TargetPolicyNode : public cmGeneratorExpressionNode
-{
- TargetPolicyNode() {}
-
- virtual int NumExpectedParameters() const { return 1; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context ,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *) const
- {
- if (!context->HeadTarget)
- {
- reportError(context, content->GetOriginalExpression(),
- "$<TARGET_POLICY:prop> may only be used with binary targets. It "
- "may not be used with add_custom_command or add_custom_target.");
- return std::string();
- }
-
- context->HadContextSensitiveCondition = true;
- context->HadHeadSensitiveCondition = true;
-
- for (size_t i = 1; i < cmArraySize(targetPolicyWhitelist); ++i)
- {
- const char *policy = targetPolicyWhitelist[i];
- if (parameters.front() == policy)
- {
- cmMakefile *mf = context->HeadTarget->GetMakefile();
- switch(statusForTarget(context->HeadTarget, policy))
- {
- case cmPolicies::WARN:
- mf->IssueMessage(cmake::AUTHOR_WARNING,
- mf->GetPolicies()->
- GetPolicyWarning(policyForString(policy)));
- case cmPolicies::REQUIRED_IF_USED:
- case cmPolicies::REQUIRED_ALWAYS:
- case cmPolicies::OLD:
- return "0";
- case cmPolicies::NEW:
- return "1";
- }
- }
- }
- reportError(context, content->GetOriginalExpression(),
- "$<TARGET_POLICY:prop> may only be used with a limited number of "
- "policies. Currently it may be used with the following policies:\n"
-
-#define STRINGIFY_HELPER(X) #X
-#define STRINGIFY(X) STRINGIFY_HELPER(X)
-
-#define TARGET_POLICY_LIST_ITEM(POLICY) \
- " * " STRINGIFY(POLICY) "\n"
-
- CM_FOR_EACH_TARGET_POLICY(TARGET_POLICY_LIST_ITEM)
-
-#undef TARGET_POLICY_LIST_ITEM
- );
- return std::string();
- }
-
-} targetPolicyNode;
-
-//----------------------------------------------------------------------------
-static const struct InstallPrefixNode : public cmGeneratorExpressionNode
-{
- InstallPrefixNode() {}
-
- virtual bool GeneratesContent() const { return true; }
- virtual int NumExpectedParameters() const { return 0; }
-
- std::string Evaluate(const std::vector<std::string> &,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *) const
- {
- reportError(context, content->GetOriginalExpression(),
- "INSTALL_PREFIX is a marker for install(EXPORT) only. It "
- "should never be evaluated.");
- return std::string();
- }
-
-} installPrefixNode;
-
-//----------------------------------------------------------------------------
-class ArtifactNameTag;
-class ArtifactLinkerTag;
-class ArtifactSonameTag;
-class ArtifactPdbTag;
-
-class ArtifactPathTag;
-class ArtifactDirTag;
-class ArtifactNameTag;
-
-//----------------------------------------------------------------------------
-template<typename ArtifactT>
-struct TargetFilesystemArtifactResultCreator
-{
- static std::string Create(cmTarget* target,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content);
-};
-
-//----------------------------------------------------------------------------
-template<>
-struct TargetFilesystemArtifactResultCreator<ArtifactSonameTag>
-{
- static std::string Create(cmTarget* target,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content)
- {
- // The target soname file (.so.1).
- if(target->IsDLLPlatform())
- {
- ::reportError(context, content->GetOriginalExpression(),
- "TARGET_SONAME_FILE is not allowed "
- "for DLL target platforms.");
- return std::string();
- }
- if(target->GetType() != cmTarget::SHARED_LIBRARY)
- {
- ::reportError(context, content->GetOriginalExpression(),
- "TARGET_SONAME_FILE is allowed only for "
- "SHARED libraries.");
- return std::string();
- }
- std::string result = target->GetDirectory(context->Config);
- result += "/";
- result += target->GetSOName(context->Config);
- return result;
- }
-};
-
-//----------------------------------------------------------------------------
-template<>
-struct TargetFilesystemArtifactResultCreator<ArtifactPdbTag>
-{
- static std::string Create(cmTarget* target,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content)
- {
- std::string language = target->GetLinkerLanguage(context->Config);
-
- std::string pdbSupportVar = "CMAKE_" + language + "_LINKER_SUPPORTS_PDB";
-
- if(!context->Makefile->IsOn(pdbSupportVar))
- {
- ::reportError(context, content->GetOriginalExpression(),
- "TARGET_PDB_FILE is not supported by the target linker.");
- return std::string();
- }
-
- cmTarget::TargetType targetType = target->GetType();
-
- if(targetType != cmTarget::SHARED_LIBRARY &&
- targetType != cmTarget::MODULE_LIBRARY &&
- targetType != cmTarget::EXECUTABLE)
- {
- ::reportError(context, content->GetOriginalExpression(),
- "TARGET_PDB_FILE is allowed only for "
- "targets with linker created artifacts.");
- return std::string();
- }
-
- std::string result = target->GetPDBDirectory(context->Config);
- result += "/";
- result += target->GetPDBName(context->Config);
- return result;
- }
-};
-
-//----------------------------------------------------------------------------
-template<>
-struct TargetFilesystemArtifactResultCreator<ArtifactLinkerTag>
-{
- static std::string Create(cmTarget* target,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content)
- {
- // The file used to link to the target (.so, .lib, .a).
- if(!target->IsLinkable())
- {
- ::reportError(context, content->GetOriginalExpression(),
- "TARGET_LINKER_FILE is allowed only for libraries and "
- "executables with ENABLE_EXPORTS.");
- return std::string();
- }
- return target->GetFullPath(context->Config,
- target->HasImportLibrary());
- }
-};
-
-//----------------------------------------------------------------------------
-template<>
-struct TargetFilesystemArtifactResultCreator<ArtifactNameTag>
-{
- static std::string Create(cmTarget* target,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *)
- {
- return target->GetFullPath(context->Config, false, true);
- }
-};
-
-
-//----------------------------------------------------------------------------
-template<typename ArtifactT>
-struct TargetFilesystemArtifactResultGetter
-{
- static std::string Get(const std::string &result);
-};
-
-//----------------------------------------------------------------------------
-template<>
-struct TargetFilesystemArtifactResultGetter<ArtifactNameTag>
-{
- static std::string Get(const std::string &result)
- { return cmSystemTools::GetFilenameName(result); }
-};
-
-//----------------------------------------------------------------------------
-template<>
-struct TargetFilesystemArtifactResultGetter<ArtifactDirTag>
-{
- static std::string Get(const std::string &result)
- { return cmSystemTools::GetFilenamePath(result); }
-};
-
-//----------------------------------------------------------------------------
-template<>
-struct TargetFilesystemArtifactResultGetter<ArtifactPathTag>
-{
- static std::string Get(const std::string &result)
- { return result; }
-};
-
-//----------------------------------------------------------------------------
-template<typename ArtifactT, typename ComponentT>
-struct TargetFilesystemArtifact : public cmGeneratorExpressionNode
-{
- TargetFilesystemArtifact() {}
-
- virtual int NumExpectedParameters() const { return 1; }
-
- std::string Evaluate(const std::vector<std::string> &parameters,
- cmGeneratorExpressionContext *context,
- const GeneratorExpressionContent *content,
- cmGeneratorExpressionDAGChecker *dagChecker) const
- {
- // Lookup the referenced target.
- std::string name = *parameters.begin();
-
- if (!cmGeneratorExpression::IsValidTargetName(name))
- {
- ::reportError(context, content->GetOriginalExpression(),
- "Expression syntax not recognized.");
- return std::string();
- }
- cmTarget* target = context->Makefile->FindTargetToUse(name);
- if(!target)
- {
- ::reportError(context, content->GetOriginalExpression(),
- "No target \"" + name + "\"");
- return std::string();
- }
- if(target->GetType() >= cmTarget::OBJECT_LIBRARY &&
- target->GetType() != cmTarget::UNKNOWN_LIBRARY)
- {
- ::reportError(context, content->GetOriginalExpression(),
- "Target \"" + name + "\" is not an executable or library.");
- return std::string();
- }
- if (dagChecker && (dagChecker->EvaluatingLinkLibraries(name.c_str())
- || (dagChecker->EvaluatingSources()
- && name == dagChecker->TopTarget())))
- {
- ::reportError(context, content->GetOriginalExpression(),
- "Expressions which require the linker language may not "
- "be used while evaluating link libraries");
- return std::string();
- }
- context->DependTargets.insert(target);
- context->AllTargets.insert(target);
-
- std::string result =
- TargetFilesystemArtifactResultCreator<ArtifactT>::Create(
- target,
- context,
- content);
- if (context->HadError)
- {
- return std::string();
- }
- return
- TargetFilesystemArtifactResultGetter<ComponentT>::Get(result);
- }
-};
-
-//----------------------------------------------------------------------------
-template<typename ArtifactT>
-struct TargetFilesystemArtifactNodeGroup
-{
- TargetFilesystemArtifactNodeGroup()
- {
- }
-
- TargetFilesystemArtifact<ArtifactT, ArtifactPathTag> File;
- TargetFilesystemArtifact<ArtifactT, ArtifactNameTag> FileName;
- TargetFilesystemArtifact<ArtifactT, ArtifactDirTag> FileDir;
-};
-
-//----------------------------------------------------------------------------
-static const
-TargetFilesystemArtifactNodeGroup<ArtifactNameTag> targetNodeGroup;
-
-static const
-TargetFilesystemArtifactNodeGroup<ArtifactLinkerTag> targetLinkerNodeGroup;
-
-static const
-TargetFilesystemArtifactNodeGroup<ArtifactSonameTag> targetSoNameNodeGroup;
-
-static const
-TargetFilesystemArtifactNodeGroup<ArtifactPdbTag> targetPdbNodeGroup;
-
-//----------------------------------------------------------------------------
-static const
-cmGeneratorExpressionNode* GetNode(const std::string &identifier)
-{
- typedef std::map<std::string, const cmGeneratorExpressionNode*> NodeMap;
- static NodeMap nodeMap;
- if (nodeMap.empty())
- {
- nodeMap["0"] = &zeroNode;
- nodeMap["1"] = &oneNode;
- nodeMap["AND"] = &andNode;
- nodeMap["OR"] = &orNode;
- nodeMap["NOT"] = &notNode;
- nodeMap["C_COMPILER_ID"] = &cCompilerIdNode;
- nodeMap["CXX_COMPILER_ID"] = &cxxCompilerIdNode;
- nodeMap["VERSION_GREATER"] = &versionGreaterNode;
- nodeMap["VERSION_LESS"] = &versionLessNode;
- nodeMap["VERSION_EQUAL"] = &versionEqualNode;
- nodeMap["C_COMPILER_VERSION"] = &cCompilerVersionNode;
- nodeMap["CXX_COMPILER_VERSION"] = &cxxCompilerVersionNode;
- nodeMap["PLATFORM_ID"] = &platformIdNode;
- nodeMap["COMPILE_FEATURES"] = &compileFeaturesNode;
- nodeMap["CONFIGURATION"] = &configurationNode;
- nodeMap["CONFIG"] = &configurationTestNode;
- nodeMap["TARGET_FILE"] = &targetNodeGroup.File;
- nodeMap["TARGET_LINKER_FILE"] = &targetLinkerNodeGroup.File;
- nodeMap["TARGET_SONAME_FILE"] = &targetSoNameNodeGroup.File;
- nodeMap["TARGET_PDB_FILE"] = &targetPdbNodeGroup.File;
- nodeMap["TARGET_FILE_NAME"] = &targetNodeGroup.FileName;
- nodeMap["TARGET_LINKER_FILE_NAME"] = &targetLinkerNodeGroup.FileName;
- nodeMap["TARGET_SONAME_FILE_NAME"] = &targetSoNameNodeGroup.FileName;
- nodeMap["TARGET_PDB_FILE_NAME"] = &targetPdbNodeGroup.FileName;
- nodeMap["TARGET_FILE_DIR"] = &targetNodeGroup.FileDir;
- nodeMap["TARGET_LINKER_FILE_DIR"] = &targetLinkerNodeGroup.FileDir;
- nodeMap["TARGET_SONAME_FILE_DIR"] = &targetSoNameNodeGroup.FileDir;
- nodeMap["TARGET_PDB_FILE_DIR"] = &targetPdbNodeGroup.FileDir;
- nodeMap["STREQUAL"] = &strEqualNode;
- nodeMap["EQUAL"] = &equalNode;
- nodeMap["LOWER_CASE"] = &lowerCaseNode;
- nodeMap["UPPER_CASE"] = &upperCaseNode;
- nodeMap["MAKE_C_IDENTIFIER"] = &makeCIdentifierNode;
- nodeMap["BOOL"] = &boolNode;
- nodeMap["ANGLE-R"] = &angle_rNode;
- nodeMap["COMMA"] = &commaNode;
- nodeMap["SEMICOLON"] = &semicolonNode;
- nodeMap["TARGET_PROPERTY"] = &targetPropertyNode;
- nodeMap["TARGET_NAME"] = &targetNameNode;
- nodeMap["TARGET_OBJECTS"] = &targetObjectsNode;
- nodeMap["TARGET_POLICY"] = &targetPolicyNode;
- nodeMap["BUILD_INTERFACE"] = &buildInterfaceNode;
- nodeMap["INSTALL_INTERFACE"] = &installInterfaceNode;
- nodeMap["INSTALL_PREFIX"] = &installPrefixNode;
- nodeMap["JOIN"] = &joinNode;
- nodeMap["LINK_ONLY"] = &linkOnlyNode;
- nodeMap["COMPILE_LANGUAGE"] = &languageNode;
- }
- NodeMap::const_iterator i = nodeMap.find(identifier);
- if (i == nodeMap.end())
- {
- return 0;
- }
- return i->second;
-
-}
+#include "cmGeneratorExpressionNode.h"
//----------------------------------------------------------------------------
GeneratorExpressionContent::GeneratorExpressionContent(
@@ -2001,7 +114,8 @@ std::string GeneratorExpressionContent::Evaluate(
}
}
- const cmGeneratorExpressionNode *node = GetNode(identifier);
+ const cmGeneratorExpressionNode *node =
+ cmGeneratorExpressionNode::GetNode(identifier);
if (!node)
{
diff --git a/Source/cmGeneratorExpressionEvaluator.h b/Source/cmGeneratorExpressionEvaluator.h
index b1fec0b..7c1bd8c 100644
--- a/Source/cmGeneratorExpressionEvaluator.h
+++ b/Source/cmGeneratorExpressionEvaluator.h
@@ -16,37 +16,10 @@
#include <string>
#include "cmListFileCache.h"
+#include "cmGeneratorExpressionContext.h"
class cmTarget;
-//----------------------------------------------------------------------------
-struct cmGeneratorExpressionContext
-{
- cmGeneratorExpressionContext()
- : Backtrace(NULL)
- {
- }
-
- cmListFileBacktrace Backtrace;
- std::set<cmTarget*> DependTargets;
- std::set<cmTarget const*> AllTargets;
- std::set<std::string> SeenTargetProperties;
- std::set<cmTarget const*> SourceSensitiveTargets;
- std::map<cmTarget const*, std::map<std::string, std::string> >
- MaxLanguageStandard;
- cmMakefile *Makefile;
- std::string Config;
- std::string Language;
- cmTarget const* HeadTarget; // The target whose property is being evaluated.
- cmTarget const* CurrentTarget; // The dependent of HeadTarget which appears
- // directly or indirectly in the property.
- bool Quiet;
- bool HadError;
- bool HadContextSensitiveCondition;
- bool HadHeadSensitiveCondition;
- bool EvaluateForBuildsystem;
-};
-
struct cmGeneratorExpressionDAGChecker;
struct cmGeneratorExpressionNode;
diff --git a/Source/cmGeneratorExpressionNode.cxx b/Source/cmGeneratorExpressionNode.cxx
new file mode 100644
index 0000000..673dcb9
--- /dev/null
+++ b/Source/cmGeneratorExpressionNode.cxx
@@ -0,0 +1,1870 @@
+/*============================================================================
+ CMake - Cross Platform Makefile Generator
+ Copyright 2012 Stephen Kelly <steveire@gmail.com>
+
+ Distributed under the OSI-approved BSD License (the "License");
+ see accompanying file Copyright.txt for details.
+
+ This software is distributed WITHOUT ANY WARRANTY; without even the
+ implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the License for more information.
+============================================================================*/
+
+#include "cmGeneratorExpressionNode.h"
+#include "cmGlobalGenerator.h"
+#include "cmAlgorithms.h"
+
+//----------------------------------------------------------------------------
+std::string cmGeneratorExpressionNode::EvaluateDependentExpression(
+ std::string const& prop, cmMakefile *makefile,
+ cmGeneratorExpressionContext *context,
+ cmTarget const* headTarget, cmTarget const* currentTarget,
+ cmGeneratorExpressionDAGChecker *dagChecker)
+{
+ cmGeneratorExpression ge(&context->Backtrace);
+ cmsys::auto_ptr<cmCompiledGeneratorExpression> cge = ge.Parse(prop);
+ cge->SetEvaluateForBuildsystem(context->EvaluateForBuildsystem);
+ std::string result = cge->Evaluate(makefile,
+ context->Config,
+ context->Quiet,
+ headTarget,
+ currentTarget,
+ dagChecker,
+ context->Language);
+ if (cge->GetHadContextSensitiveCondition())
+ {
+ context->HadContextSensitiveCondition = true;
+ }
+ if (cge->GetHadHeadSensitiveCondition())
+ {
+ context->HadHeadSensitiveCondition = true;
+ }
+ return result;
+}
+
+//----------------------------------------------------------------------------
+static const struct ZeroNode : public cmGeneratorExpressionNode
+{
+ ZeroNode() {}
+
+ virtual bool GeneratesContent() const { return false; }
+
+ virtual bool AcceptsArbitraryContentParameter() const { return true; }
+
+ std::string Evaluate(const std::vector<std::string> &,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return std::string();
+ }
+} zeroNode;
+
+//----------------------------------------------------------------------------
+static const struct OneNode : public cmGeneratorExpressionNode
+{
+ OneNode() {}
+
+ virtual bool AcceptsArbitraryContentParameter() const { return true; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return parameters.front();
+ }
+} oneNode;
+
+//----------------------------------------------------------------------------
+static const struct OneNode buildInterfaceNode;
+
+//----------------------------------------------------------------------------
+static const struct ZeroNode installInterfaceNode;
+
+//----------------------------------------------------------------------------
+#define BOOLEAN_OP_NODE(OPNAME, OP, SUCCESS_VALUE, FAILURE_VALUE) \
+static const struct OP ## Node : public cmGeneratorExpressionNode \
+{ \
+ OP ## Node () {} \
+ virtual int NumExpectedParameters() const { return OneOrMoreParameters; } \
+ \
+ std::string Evaluate(const std::vector<std::string> &parameters, \
+ cmGeneratorExpressionContext *context, \
+ const GeneratorExpressionContent *content, \
+ cmGeneratorExpressionDAGChecker *) const \
+ { \
+ std::vector<std::string>::const_iterator it = parameters.begin(); \
+ const std::vector<std::string>::const_iterator end = parameters.end(); \
+ for ( ; it != end; ++it) \
+ { \
+ if (*it == #FAILURE_VALUE) \
+ { \
+ return #FAILURE_VALUE; \
+ } \
+ else if (*it != #SUCCESS_VALUE) \
+ { \
+ reportError(context, content->GetOriginalExpression(), \
+ "Parameters to $<" #OP "> must resolve to either '0' or '1'."); \
+ return std::string(); \
+ } \
+ } \
+ return #SUCCESS_VALUE; \
+ } \
+} OPNAME;
+
+BOOLEAN_OP_NODE(andNode, AND, 1, 0)
+BOOLEAN_OP_NODE(orNode, OR, 0, 1)
+
+#undef BOOLEAN_OP_NODE
+
+//----------------------------------------------------------------------------
+static const struct NotNode : public cmGeneratorExpressionNode
+{
+ NotNode() {}
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ if (*parameters.begin() != "0" && *parameters.begin() != "1")
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<NOT> parameter must resolve to exactly one '0' or '1' value.");
+ return std::string();
+ }
+ return *parameters.begin() == "0" ? "1" : "0";
+ }
+} notNode;
+
+//----------------------------------------------------------------------------
+static const struct BoolNode : public cmGeneratorExpressionNode
+{
+ BoolNode() {}
+
+ virtual int NumExpectedParameters() const { return 1; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return !cmSystemTools::IsOff(parameters.begin()->c_str()) ? "1" : "0";
+ }
+} boolNode;
+
+//----------------------------------------------------------------------------
+static const struct StrEqualNode : public cmGeneratorExpressionNode
+{
+ StrEqualNode() {}
+
+ virtual int NumExpectedParameters() const { return 2; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return *parameters.begin() == parameters[1] ? "1" : "0";
+ }
+} strEqualNode;
+
+//----------------------------------------------------------------------------
+static const struct EqualNode : public cmGeneratorExpressionNode
+{
+ EqualNode() {}
+
+ virtual int NumExpectedParameters() const { return 2; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ char *pEnd;
+
+ int base = 0;
+ bool flipSign = false;
+
+ const char *lhs = parameters[0].c_str();
+ if (cmHasLiteralPrefix(lhs, "0b") || cmHasLiteralPrefix(lhs, "0B"))
+ {
+ base = 2;
+ lhs += 2;
+ }
+ if (cmHasLiteralPrefix(lhs, "-0b") || cmHasLiteralPrefix(lhs, "-0B"))
+ {
+ base = 2;
+ lhs += 3;
+ flipSign = true;
+ }
+ if (cmHasLiteralPrefix(lhs, "+0b") || cmHasLiteralPrefix(lhs, "+0B"))
+ {
+ base = 2;
+ lhs += 3;
+ }
+
+ long lnum = strtol(lhs, &pEnd, base);
+ if (pEnd == lhs || *pEnd != '\0' || errno == ERANGE)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<EQUAL> parameter " + parameters[0] + " is not a valid integer.");
+ return std::string();
+ }
+
+ if (flipSign)
+ {
+ lnum = -lnum;
+ }
+
+ base = 0;
+ flipSign = false;
+
+ const char *rhs = parameters[1].c_str();
+ if (cmHasLiteralPrefix(rhs, "0b") || cmHasLiteralPrefix(rhs, "0B"))
+ {
+ base = 2;
+ rhs += 2;
+ }
+ if (cmHasLiteralPrefix(rhs, "-0b") || cmHasLiteralPrefix(rhs, "-0B"))
+ {
+ base = 2;
+ rhs += 3;
+ flipSign = true;
+ }
+ if (cmHasLiteralPrefix(rhs, "+0b") || cmHasLiteralPrefix(rhs, "+0B"))
+ {
+ base = 2;
+ rhs += 3;
+ }
+
+ long rnum = strtol(rhs, &pEnd, base);
+ if (pEnd == rhs || *pEnd != '\0' || errno == ERANGE)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<EQUAL> parameter " + parameters[1] + " is not a valid integer.");
+ return std::string();
+ }
+
+ if (flipSign)
+ {
+ rnum = -rnum;
+ }
+
+ return lnum == rnum ? "1" : "0";
+ }
+} equalNode;
+
+//----------------------------------------------------------------------------
+static const struct LowerCaseNode : public cmGeneratorExpressionNode
+{
+ LowerCaseNode() {}
+
+ bool AcceptsArbitraryContentParameter() const { return true; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return cmSystemTools::LowerCase(parameters.front());
+ }
+} lowerCaseNode;
+
+//----------------------------------------------------------------------------
+static const struct UpperCaseNode : public cmGeneratorExpressionNode
+{
+ UpperCaseNode() {}
+
+ bool AcceptsArbitraryContentParameter() const { return true; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return cmSystemTools::UpperCase(parameters.front());
+ }
+} upperCaseNode;
+
+//----------------------------------------------------------------------------
+static const struct MakeCIdentifierNode : public cmGeneratorExpressionNode
+{
+ MakeCIdentifierNode() {}
+
+ bool AcceptsArbitraryContentParameter() const { return true; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return cmSystemTools::MakeCidentifier(parameters.front());
+ }
+} makeCIdentifierNode;
+
+//----------------------------------------------------------------------------
+static const struct Angle_RNode : public cmGeneratorExpressionNode
+{
+ Angle_RNode() {}
+
+ virtual int NumExpectedParameters() const { return 0; }
+
+ std::string Evaluate(const std::vector<std::string> &,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return ">";
+ }
+} angle_rNode;
+
+//----------------------------------------------------------------------------
+static const struct CommaNode : public cmGeneratorExpressionNode
+{
+ CommaNode() {}
+
+ virtual int NumExpectedParameters() const { return 0; }
+
+ std::string Evaluate(const std::vector<std::string> &,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return ",";
+ }
+} commaNode;
+
+//----------------------------------------------------------------------------
+static const struct SemicolonNode : public cmGeneratorExpressionNode
+{
+ SemicolonNode() {}
+
+ virtual int NumExpectedParameters() const { return 0; }
+
+ std::string Evaluate(const std::vector<std::string> &,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return ";";
+ }
+} semicolonNode;
+
+//----------------------------------------------------------------------------
+struct CompilerIdNode : public cmGeneratorExpressionNode
+{
+ CompilerIdNode() {}
+
+ virtual int NumExpectedParameters() const { return OneOrZeroParameters; }
+
+ std::string EvaluateWithLanguage(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *,
+ const std::string &lang) const
+ {
+ const char *compilerId =
+ context->Makefile->GetSafeDefinition("CMAKE_" + lang + "_COMPILER_ID");
+ if (parameters.empty())
+ {
+ return compilerId ? compilerId : "";
+ }
+ static cmsys::RegularExpression compilerIdValidator("^[A-Za-z0-9_]*$");
+ if (!compilerIdValidator.find(*parameters.begin()))
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "Expression syntax not recognized.");
+ return std::string();
+ }
+ if (!compilerId)
+ {
+ return parameters.front().empty() ? "1" : "0";
+ }
+
+ if (strcmp(parameters.begin()->c_str(), compilerId) == 0)
+ {
+ return "1";
+ }
+
+ if (cmsysString_strcasecmp(parameters.begin()->c_str(), compilerId) == 0)
+ {
+ switch(context->Makefile->GetPolicyStatus(cmPolicies::CMP0044))
+ {
+ case cmPolicies::WARN:
+ {
+ std::ostringstream e;
+ e << context->Makefile->GetPolicies()
+ ->GetPolicyWarning(cmPolicies::CMP0044);
+ context->Makefile->GetCMakeInstance()
+ ->IssueMessage(cmake::AUTHOR_WARNING,
+ e.str(), context->Backtrace);
+ }
+ case cmPolicies::OLD:
+ return "1";
+ case cmPolicies::NEW:
+ case cmPolicies::REQUIRED_ALWAYS:
+ case cmPolicies::REQUIRED_IF_USED:
+ break;
+ }
+ }
+ return "0";
+ }
+};
+
+//----------------------------------------------------------------------------
+static const struct CCompilerIdNode : public CompilerIdNode
+{
+ CCompilerIdNode() {}
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *dagChecker) const
+ {
+ if (!context->HeadTarget)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<C_COMPILER_ID> may only be used with binary targets. It may "
+ "not be used with add_custom_command or add_custom_target.");
+ return std::string();
+ }
+ return this->EvaluateWithLanguage(parameters, context, content,
+ dagChecker, "C");
+ }
+} cCompilerIdNode;
+
+//----------------------------------------------------------------------------
+static const struct CXXCompilerIdNode : public CompilerIdNode
+{
+ CXXCompilerIdNode() {}
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *dagChecker) const
+ {
+ if (!context->HeadTarget)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<CXX_COMPILER_ID> may only be used with binary targets. It may "
+ "not be used with add_custom_command or add_custom_target.");
+ return std::string();
+ }
+ return this->EvaluateWithLanguage(parameters, context, content,
+ dagChecker, "CXX");
+ }
+} cxxCompilerIdNode;
+
+//----------------------------------------------------------------------------
+struct CompilerVersionNode : public cmGeneratorExpressionNode
+{
+ CompilerVersionNode() {}
+
+ virtual int NumExpectedParameters() const { return OneOrZeroParameters; }
+
+ std::string EvaluateWithLanguage(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *,
+ const std::string &lang) const
+ {
+ const char *compilerVersion = context->Makefile->GetSafeDefinition(
+ "CMAKE_" + lang + "_COMPILER_VERSION");
+ if (parameters.empty())
+ {
+ return compilerVersion ? compilerVersion : "";
+ }
+
+ static cmsys::RegularExpression compilerIdValidator("^[0-9\\.]*$");
+ if (!compilerIdValidator.find(*parameters.begin()))
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "Expression syntax not recognized.");
+ return std::string();
+ }
+ if (!compilerVersion)
+ {
+ return parameters.front().empty() ? "1" : "0";
+ }
+
+ return cmSystemTools::VersionCompare(cmSystemTools::OP_EQUAL,
+ parameters.begin()->c_str(),
+ compilerVersion) ? "1" : "0";
+ }
+};
+
+//----------------------------------------------------------------------------
+static const struct CCompilerVersionNode : public CompilerVersionNode
+{
+ CCompilerVersionNode() {}
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *dagChecker) const
+ {
+ if (!context->HeadTarget)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<C_COMPILER_VERSION> may only be used with binary targets. It "
+ "may not be used with add_custom_command or add_custom_target.");
+ return std::string();
+ }
+ return this->EvaluateWithLanguage(parameters, context, content,
+ dagChecker, "C");
+ }
+} cCompilerVersionNode;
+
+//----------------------------------------------------------------------------
+static const struct CxxCompilerVersionNode : public CompilerVersionNode
+{
+ CxxCompilerVersionNode() {}
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *dagChecker) const
+ {
+ if (!context->HeadTarget)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<CXX_COMPILER_VERSION> may only be used with binary targets. It "
+ "may not be used with add_custom_command or add_custom_target.");
+ return std::string();
+ }
+ return this->EvaluateWithLanguage(parameters, context, content,
+ dagChecker, "CXX");
+ }
+} cxxCompilerVersionNode;
+
+
+//----------------------------------------------------------------------------
+struct PlatformIdNode : public cmGeneratorExpressionNode
+{
+ PlatformIdNode() {}
+
+ virtual int NumExpectedParameters() const { return OneOrZeroParameters; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ const char *platformId =
+ context->Makefile->GetSafeDefinition("CMAKE_SYSTEM_NAME");
+ if (parameters.empty())
+ {
+ return platformId ? platformId : "";
+ }
+
+ if (!platformId)
+ {
+ return parameters.front().empty() ? "1" : "0";
+ }
+
+ if (strcmp(parameters.begin()->c_str(), platformId) == 0)
+ {
+ return "1";
+ }
+ return "0";
+ }
+} platformIdNode;
+
+//----------------------------------------------------------------------------
+static const struct VersionGreaterNode : public cmGeneratorExpressionNode
+{
+ VersionGreaterNode() {}
+
+ virtual int NumExpectedParameters() const { return 2; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return cmSystemTools::VersionCompare(cmSystemTools::OP_GREATER,
+ parameters.front().c_str(),
+ parameters[1].c_str()) ? "1" : "0";
+ }
+} versionGreaterNode;
+
+//----------------------------------------------------------------------------
+static const struct VersionLessNode : public cmGeneratorExpressionNode
+{
+ VersionLessNode() {}
+
+ virtual int NumExpectedParameters() const { return 2; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return cmSystemTools::VersionCompare(cmSystemTools::OP_LESS,
+ parameters.front().c_str(),
+ parameters[1].c_str()) ? "1" : "0";
+ }
+} versionLessNode;
+
+//----------------------------------------------------------------------------
+static const struct VersionEqualNode : public cmGeneratorExpressionNode
+{
+ VersionEqualNode() {}
+
+ virtual int NumExpectedParameters() const { return 2; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return cmSystemTools::VersionCompare(cmSystemTools::OP_EQUAL,
+ parameters.front().c_str(),
+ parameters[1].c_str()) ? "1" : "0";
+ }
+} versionEqualNode;
+
+//----------------------------------------------------------------------------
+static const struct LinkOnlyNode : public cmGeneratorExpressionNode
+{
+ LinkOnlyNode() {}
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *dagChecker) const
+ {
+ if(!dagChecker->GetTransitivePropertiesOnly())
+ {
+ return parameters.front();
+ }
+ return "";
+ }
+} linkOnlyNode;
+
+//----------------------------------------------------------------------------
+static const struct ConfigurationNode : public cmGeneratorExpressionNode
+{
+ ConfigurationNode() {}
+
+ virtual int NumExpectedParameters() const { return 0; }
+
+ std::string Evaluate(const std::vector<std::string> &,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ context->HadContextSensitiveCondition = true;
+ return context->Config;
+ }
+} configurationNode;
+
+//----------------------------------------------------------------------------
+static const struct ConfigurationTestNode : public cmGeneratorExpressionNode
+{
+ ConfigurationTestNode() {}
+
+ virtual int NumExpectedParameters() const { return OneOrZeroParameters; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ if (parameters.empty())
+ {
+ return configurationNode.Evaluate(parameters, context, content, 0);
+ }
+ static cmsys::RegularExpression configValidator("^[A-Za-z0-9_]*$");
+ if (!configValidator.find(*parameters.begin()))
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "Expression syntax not recognized.");
+ return std::string();
+ }
+ context->HadContextSensitiveCondition = true;
+ if (context->Config.empty())
+ {
+ return parameters.front().empty() ? "1" : "0";
+ }
+
+ if (cmsysString_strcasecmp(parameters.begin()->c_str(),
+ context->Config.c_str()) == 0)
+ {
+ return "1";
+ }
+
+ if (context->CurrentTarget
+ && context->CurrentTarget->IsImported())
+ {
+ const char* loc = 0;
+ const char* imp = 0;
+ std::string suffix;
+ if (context->CurrentTarget->GetMappedConfig(context->Config,
+ &loc,
+ &imp,
+ suffix))
+ {
+ // This imported target has an appropriate location
+ // for this (possibly mapped) config.
+ // Check if there is a proper config mapping for the tested config.
+ std::vector<std::string> mappedConfigs;
+ std::string mapProp = "MAP_IMPORTED_CONFIG_";
+ mapProp += cmSystemTools::UpperCase(context->Config);
+ if(const char* mapValue =
+ context->CurrentTarget->GetProperty(mapProp))
+ {
+ cmSystemTools::ExpandListArgument(cmSystemTools::UpperCase(mapValue),
+ mappedConfigs);
+ return std::find(mappedConfigs.begin(), mappedConfigs.end(),
+ cmSystemTools::UpperCase(parameters.front()))
+ != mappedConfigs.end() ? "1" : "0";
+ }
+ }
+ }
+ return "0";
+ }
+} configurationTestNode;
+
+static const struct JoinNode : public cmGeneratorExpressionNode
+{
+ JoinNode() {}
+
+ virtual int NumExpectedParameters() const { return 2; }
+
+ virtual bool AcceptsArbitraryContentParameter() const { return true; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ std::vector<std::string> list;
+ cmSystemTools::ExpandListArgument(parameters.front(), list);
+ return cmJoin(list, parameters[1]);
+ }
+} joinNode;
+
+static const struct CompileLanguageNode : public cmGeneratorExpressionNode
+{
+ CompileLanguageNode() {}
+
+ virtual int NumExpectedParameters() const { return OneOrZeroParameters; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *dagChecker) const
+ {
+ if(context->Language.empty())
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<COMPILE_LANGUAGE:...> may only be used to specify include "
+ "directories compile definitions, compile options and to evaluate "
+ "components of the file(GENERATE) command.");
+ return std::string();
+ }
+
+ std::vector<std::string> enabledLanguages;
+ cmGlobalGenerator* gg
+ = context->Makefile->GetLocalGenerator()->GetGlobalGenerator();
+ gg->GetEnabledLanguages(enabledLanguages);
+ if (!parameters.empty() &&
+ std::find(enabledLanguages.begin(), enabledLanguages.end(),
+ parameters.front()) == enabledLanguages.end())
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<COMPILE_LANGUAGE:...> Unknown language.");
+ return std::string();
+ }
+ std::string genName = gg->GetName();
+ if (genName.find("Visual Studio") != std::string::npos)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<COMPILE_LANGUAGE:...> may not be used with Visual Studio "
+ "generators.");
+ return std::string();
+ }
+ else if (genName.find("Xcode") != std::string::npos)
+ {
+ if (dagChecker && (dagChecker->EvaluatingCompileDefinitions()
+ || dagChecker->EvaluatingIncludeDirectories()))
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<COMPILE_LANGUAGE:...> may only be used with COMPILE_OPTIONS "
+ "with the Xcode generator.");
+ return std::string();
+ }
+ }
+ else
+ {
+ if(genName.find("Makefiles") == std::string::npos &&
+ genName.find("Ninja") == std::string::npos &&
+ genName.find("Watcom WMake") == std::string::npos)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<COMPILE_LANGUAGE:...> not supported for this generator.");
+ return std::string();
+ }
+ }
+ if (parameters.empty())
+ {
+ return context->Language;
+ }
+ return context->Language == parameters.front() ? "1" : "0";
+ }
+} languageNode;
+
+#define TRANSITIVE_PROPERTY_NAME(PROPERTY) \
+ , "INTERFACE_" #PROPERTY
+
+//----------------------------------------------------------------------------
+static const char* targetPropertyTransitiveWhitelist[] = {
+ 0
+ CM_FOR_EACH_TRANSITIVE_PROPERTY_NAME(TRANSITIVE_PROPERTY_NAME)
+};
+
+#undef TRANSITIVE_PROPERTY_NAME
+
+template <typename T>
+std::string
+getLinkedTargetsContent(
+ std::vector<T> const &libraries,
+ cmTarget const* target,
+ cmTarget const* headTarget,
+ cmGeneratorExpressionContext *context,
+ cmGeneratorExpressionDAGChecker *dagChecker,
+ const std::string &interfacePropertyName)
+{
+ std::string linkedTargetsContent;
+ std::string sep;
+ std::string depString;
+ for (typename std::vector<T>::const_iterator it = libraries.begin();
+ it != libraries.end(); ++it)
+ {
+ // Broken code can have a target in its own link interface.
+ // Don't follow such link interface entries so as not to create a
+ // self-referencing loop.
+ if (it->Target && it->Target != target)
+ {
+ depString +=
+ sep + "$<TARGET_PROPERTY:" +
+ it->Target->GetName() + "," + interfacePropertyName + ">";
+ sep = ";";
+ }
+ }
+ if(!depString.empty())
+ {
+ linkedTargetsContent =
+ cmGeneratorExpressionNode::EvaluateDependentExpression(depString,
+ target->GetMakefile(), context,
+ headTarget, target, dagChecker);
+ }
+ linkedTargetsContent =
+ cmGeneratorExpression::StripEmptyListElements(linkedTargetsContent);
+ return linkedTargetsContent;
+}
+
+//----------------------------------------------------------------------------
+static const struct TargetPropertyNode : public cmGeneratorExpressionNode
+{
+ TargetPropertyNode() {}
+
+ // This node handles errors on parameter count itself.
+ virtual int NumExpectedParameters() const { return OneOrMoreParameters; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *dagCheckerParent
+ ) const
+ {
+ if (parameters.size() != 1 && parameters.size() != 2)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<TARGET_PROPERTY:...> expression requires one or two parameters");
+ return std::string();
+ }
+ static cmsys::RegularExpression propertyNameValidator("^[A-Za-z0-9_]+$");
+
+ cmTarget const* target = context->HeadTarget;
+ std::string propertyName = *parameters.begin();
+
+ if (parameters.size() == 1)
+ {
+ context->HadHeadSensitiveCondition = true;
+ }
+ if (!target && parameters.size() == 1)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<TARGET_PROPERTY:prop> may only be used with binary targets. "
+ "It may not be used with add_custom_command or add_custom_target. "
+ "Specify the target to read a property from using the "
+ "$<TARGET_PROPERTY:tgt,prop> signature instead.");
+ return std::string();
+ }
+
+ if (parameters.size() == 2)
+ {
+ if (parameters.begin()->empty() && parameters[1].empty())
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<TARGET_PROPERTY:tgt,prop> expression requires a non-empty "
+ "target name and property name.");
+ return std::string();
+ }
+ if (parameters.begin()->empty())
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<TARGET_PROPERTY:tgt,prop> expression requires a non-empty "
+ "target name.");
+ return std::string();
+ }
+
+ std::string targetName = parameters.front();
+ propertyName = parameters[1];
+ if (!cmGeneratorExpression::IsValidTargetName(targetName))
+ {
+ if (!propertyNameValidator.find(propertyName.c_str()))
+ {
+ ::reportError(context, content->GetOriginalExpression(),
+ "Target name and property name not supported.");
+ return std::string();
+ }
+ ::reportError(context, content->GetOriginalExpression(),
+ "Target name not supported.");
+ return std::string();
+ }
+ if(propertyName == "ALIASED_TARGET")
+ {
+ if(context->Makefile->IsAlias(targetName))
+ {
+ if(cmTarget* tgt = context->Makefile->FindTargetToUse(targetName))
+ {
+ return tgt->GetName();
+ }
+ }
+ return "";
+ }
+ target = context->Makefile->FindTargetToUse(targetName);
+
+ if (!target)
+ {
+ std::ostringstream e;
+ e << "Target \""
+ << targetName
+ << "\" not found.";
+ reportError(context, content->GetOriginalExpression(), e.str());
+ return std::string();
+ }
+ context->AllTargets.insert(target);
+ }
+
+ if (target == context->HeadTarget)
+ {
+ // Keep track of the properties seen while processing.
+ // The evaluation of the LINK_LIBRARIES generator expressions
+ // will check this to ensure that properties have one consistent
+ // value for all evaluations.
+ context->SeenTargetProperties.insert(propertyName);
+ }
+ if (propertyName == "SOURCES")
+ {
+ context->SourceSensitiveTargets.insert(target);
+ }
+
+ if (propertyName.empty())
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<TARGET_PROPERTY:...> expression requires a non-empty property "
+ "name.");
+ return std::string();
+ }
+
+ if (!propertyNameValidator.find(propertyName))
+ {
+ ::reportError(context, content->GetOriginalExpression(),
+ "Property name not supported.");
+ return std::string();
+ }
+
+ assert(target);
+
+ if (propertyName == "LINKER_LANGUAGE")
+ {
+ if (target->LinkLanguagePropagatesToDependents() &&
+ dagCheckerParent && (dagCheckerParent->EvaluatingLinkLibraries()
+ || dagCheckerParent->EvaluatingSources()))
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "LINKER_LANGUAGE target property can not be used while evaluating "
+ "link libraries for a static library");
+ return std::string();
+ }
+ return target->GetLinkerLanguage(context->Config);
+ }
+
+ cmGeneratorExpressionDAGChecker dagChecker(context->Backtrace,
+ target->GetName(),
+ propertyName,
+ content,
+ dagCheckerParent);
+
+ switch (dagChecker.Check())
+ {
+ case cmGeneratorExpressionDAGChecker::SELF_REFERENCE:
+ dagChecker.ReportError(context, content->GetOriginalExpression());
+ return std::string();
+ case cmGeneratorExpressionDAGChecker::CYCLIC_REFERENCE:
+ // No error. We just skip cyclic references.
+ return std::string();
+ case cmGeneratorExpressionDAGChecker::ALREADY_SEEN:
+ for (size_t i = 1;
+ i < cmArraySize(targetPropertyTransitiveWhitelist);
+ ++i)
+ {
+ if (targetPropertyTransitiveWhitelist[i] == propertyName)
+ {
+ // No error. We're not going to find anything new here.
+ return std::string();
+ }
+ }
+ case cmGeneratorExpressionDAGChecker::DAG:
+ break;
+ }
+
+ const char *prop = target->GetProperty(propertyName);
+
+ if (dagCheckerParent)
+ {
+ if (dagCheckerParent->EvaluatingLinkLibraries())
+ {
+#define TRANSITIVE_PROPERTY_COMPARE(PROPERTY) \
+ (#PROPERTY == propertyName || "INTERFACE_" #PROPERTY == propertyName) ||
+ if (CM_FOR_EACH_TRANSITIVE_PROPERTY_NAME(TRANSITIVE_PROPERTY_COMPARE)
+ false)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<TARGET_PROPERTY:...> expression in link libraries "
+ "evaluation depends on target property which is transitive "
+ "over the link libraries, creating a recursion.");
+ return std::string();
+ }
+#undef TRANSITIVE_PROPERTY_COMPARE
+
+ if(!prop)
+ {
+ return std::string();
+ }
+ }
+ else
+ {
+#define ASSERT_TRANSITIVE_PROPERTY_METHOD(METHOD) \
+ dagCheckerParent->METHOD () ||
+
+ assert(
+ CM_FOR_EACH_TRANSITIVE_PROPERTY_METHOD(
+ ASSERT_TRANSITIVE_PROPERTY_METHOD)
+ false);
+#undef ASSERT_TRANSITIVE_PROPERTY_METHOD
+ }
+ }
+
+ std::string linkedTargetsContent;
+
+ std::string interfacePropertyName;
+ bool isInterfaceProperty = false;
+
+#define POPULATE_INTERFACE_PROPERTY_NAME(prop) \
+ if (propertyName == #prop) \
+ { \
+ interfacePropertyName = "INTERFACE_" #prop; \
+ } \
+ else if (propertyName == "INTERFACE_" #prop) \
+ { \
+ interfacePropertyName = "INTERFACE_" #prop; \
+ isInterfaceProperty = true; \
+ } \
+ else
+
+ CM_FOR_EACH_TRANSITIVE_PROPERTY_NAME(POPULATE_INTERFACE_PROPERTY_NAME)
+ // Note that the above macro terminates with an else
+ /* else */ if (cmHasLiteralPrefix(propertyName.c_str(),
+ "COMPILE_DEFINITIONS_"))
+ {
+ cmPolicies::PolicyStatus polSt =
+ context->Makefile->GetPolicyStatus(cmPolicies::CMP0043);
+ if (polSt == cmPolicies::WARN || polSt == cmPolicies::OLD)
+ {
+ interfacePropertyName = "INTERFACE_COMPILE_DEFINITIONS";
+ }
+ }
+#undef POPULATE_INTERFACE_PROPERTY_NAME
+ cmTarget const* headTarget = context->HeadTarget && isInterfaceProperty
+ ? context->HeadTarget : target;
+
+ if(isInterfaceProperty)
+ {
+ if(cmTarget::LinkInterfaceLibraries const* iface =
+ target->GetLinkInterfaceLibraries(context->Config, headTarget, true))
+ {
+ linkedTargetsContent =
+ getLinkedTargetsContent(iface->Libraries, target,
+ headTarget,
+ context, &dagChecker,
+ interfacePropertyName);
+ }
+ }
+ else if(!interfacePropertyName.empty())
+ {
+ if(cmTarget::LinkImplementationLibraries const* impl =
+ target->GetLinkImplementationLibraries(context->Config))
+ {
+ linkedTargetsContent =
+ getLinkedTargetsContent(impl->Libraries, target,
+ target,
+ context, &dagChecker,
+ interfacePropertyName);
+ }
+ }
+
+ if (!prop)
+ {
+ if (target->IsImported()
+ || target->GetType() == cmTarget::INTERFACE_LIBRARY)
+ {
+ return linkedTargetsContent;
+ }
+ if (target->IsLinkInterfaceDependentBoolProperty(propertyName,
+ context->Config))
+ {
+ context->HadContextSensitiveCondition = true;
+ return target->GetLinkInterfaceDependentBoolProperty(
+ propertyName,
+ context->Config) ? "1" : "0";
+ }
+ if (target->IsLinkInterfaceDependentStringProperty(propertyName,
+ context->Config))
+ {
+ context->HadContextSensitiveCondition = true;
+ const char *propContent =
+ target->GetLinkInterfaceDependentStringProperty(
+ propertyName,
+ context->Config);
+ return propContent ? propContent : "";
+ }
+ if (target->IsLinkInterfaceDependentNumberMinProperty(propertyName,
+ context->Config))
+ {
+ context->HadContextSensitiveCondition = true;
+ const char *propContent =
+ target->GetLinkInterfaceDependentNumberMinProperty(
+ propertyName,
+ context->Config);
+ return propContent ? propContent : "";
+ }
+ if (target->IsLinkInterfaceDependentNumberMaxProperty(propertyName,
+ context->Config))
+ {
+ context->HadContextSensitiveCondition = true;
+ const char *propContent =
+ target->GetLinkInterfaceDependentNumberMaxProperty(
+ propertyName,
+ context->Config);
+ return propContent ? propContent : "";
+ }
+
+ return linkedTargetsContent;
+ }
+
+ if (!target->IsImported()
+ && dagCheckerParent && !dagCheckerParent->EvaluatingLinkLibraries())
+ {
+ if (target->IsLinkInterfaceDependentNumberMinProperty(propertyName,
+ context->Config))
+ {
+ context->HadContextSensitiveCondition = true;
+ const char *propContent =
+ target->GetLinkInterfaceDependentNumberMinProperty(
+ propertyName,
+ context->Config);
+ return propContent ? propContent : "";
+ }
+ if (target->IsLinkInterfaceDependentNumberMaxProperty(propertyName,
+ context->Config))
+ {
+ context->HadContextSensitiveCondition = true;
+ const char *propContent =
+ target->GetLinkInterfaceDependentNumberMaxProperty(
+ propertyName,
+ context->Config);
+ return propContent ? propContent : "";
+ }
+ }
+ if(!interfacePropertyName.empty())
+ {
+ std::string result = this->EvaluateDependentExpression(prop,
+ context->Makefile, context,
+ headTarget, target, &dagChecker);
+ if (!linkedTargetsContent.empty())
+ {
+ result += (result.empty() ? "" : ";") + linkedTargetsContent;
+ }
+ return result;
+ }
+ return prop;
+ }
+} targetPropertyNode;
+
+//----------------------------------------------------------------------------
+static const struct TargetNameNode : public cmGeneratorExpressionNode
+{
+ TargetNameNode() {}
+
+ virtual bool GeneratesContent() const { return true; }
+
+ virtual bool AcceptsArbitraryContentParameter() const { return true; }
+ virtual bool RequiresLiteralInput() const { return true; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *,
+ const GeneratorExpressionContent *,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ return parameters.front();
+ }
+
+ virtual int NumExpectedParameters() const { return 1; }
+
+} targetNameNode;
+
+//----------------------------------------------------------------------------
+static const struct TargetObjectsNode : public cmGeneratorExpressionNode
+{
+ TargetObjectsNode() {}
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ if (!context->EvaluateForBuildsystem)
+ {
+ std::ostringstream e;
+ e << "The evaluation of the TARGET_OBJECTS generator expression "
+ "is only suitable for consumption by CMake. It is not suitable "
+ "for writing out elsewhere.";
+ reportError(context, content->GetOriginalExpression(), e.str());
+ return std::string();
+ }
+
+ std::string tgtName = parameters.front();
+ cmGeneratorTarget* gt =
+ context->Makefile->FindGeneratorTargetToUse(tgtName);
+ if (!gt)
+ {
+ std::ostringstream e;
+ e << "Objects of target \"" << tgtName
+ << "\" referenced but no such target exists.";
+ reportError(context, content->GetOriginalExpression(), e.str());
+ return std::string();
+ }
+ if (gt->GetType() != cmTarget::OBJECT_LIBRARY)
+ {
+ std::ostringstream e;
+ e << "Objects of target \"" << tgtName
+ << "\" referenced but is not an OBJECT library.";
+ reportError(context, content->GetOriginalExpression(), e.str());
+ return std::string();
+ }
+
+ std::vector<cmSourceFile const*> objectSources;
+ gt->GetObjectSources(objectSources, context->Config);
+ std::map<cmSourceFile const*, std::string> mapping;
+
+ for(std::vector<cmSourceFile const*>::const_iterator it
+ = objectSources.begin(); it != objectSources.end(); ++it)
+ {
+ mapping[*it];
+ }
+
+ gt->LocalGenerator->ComputeObjectFilenames(mapping, gt);
+
+ std::string obj_dir = gt->ObjectDirectory;
+ std::string result;
+ const char* sep = "";
+ for(std::vector<cmSourceFile const*>::const_iterator it
+ = objectSources.begin(); it != objectSources.end(); ++it)
+ {
+ // Find the object file name corresponding to this source file.
+ std::map<cmSourceFile const*, std::string>::const_iterator
+ map_it = mapping.find(*it);
+ // It must exist because we populated the mapping just above.
+ assert(!map_it->second.empty());
+ result += sep;
+ std::string objFile = obj_dir + map_it->second;
+ cmSourceFile* sf = context->Makefile->GetOrCreateSource(objFile, true);
+ sf->SetObjectLibrary(tgtName);
+ sf->SetProperty("EXTERNAL_OBJECT", "1");
+ result += objFile;
+ sep = ";";
+ }
+ return result;
+ }
+} targetObjectsNode;
+
+//----------------------------------------------------------------------------
+static const struct CompileFeaturesNode : public cmGeneratorExpressionNode
+{
+ CompileFeaturesNode() {}
+
+ virtual int NumExpectedParameters() const { return OneOrMoreParameters; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *dagChecker) const
+ {
+ cmTarget const* target = context->HeadTarget;
+ if (!target)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<COMPILE_FEATURE> may only be used with binary targets. It may "
+ "not be used with add_custom_command or add_custom_target.");
+ return std::string();
+ }
+ context->HadHeadSensitiveCondition = true;
+
+ typedef std::map<std::string, std::vector<std::string> > LangMap;
+ static LangMap availableFeatures;
+
+ LangMap testedFeatures;
+
+ for (std::vector<std::string>::const_iterator it = parameters.begin();
+ it != parameters.end(); ++it)
+ {
+ std::string error;
+ std::string lang;
+ if (!context->Makefile->CompileFeatureKnown(context->HeadTarget,
+ *it, lang, &error))
+ {
+ reportError(context, content->GetOriginalExpression(), error);
+ return std::string();
+ }
+ testedFeatures[lang].push_back(*it);
+
+ if (availableFeatures.find(lang) == availableFeatures.end())
+ {
+ const char* featuresKnown
+ = context->Makefile->CompileFeaturesAvailable(lang, &error);
+ if (!featuresKnown)
+ {
+ reportError(context, content->GetOriginalExpression(), error);
+ return std::string();
+ }
+ cmSystemTools::ExpandListArgument(featuresKnown,
+ availableFeatures[lang]);
+ }
+ }
+
+ bool evalLL = dagChecker && dagChecker->EvaluatingLinkLibraries();
+
+ std::string result;
+
+ for (LangMap::const_iterator lit = testedFeatures.begin();
+ lit != testedFeatures.end(); ++lit)
+ {
+ std::vector<std::string> const& langAvailable
+ = availableFeatures[lit->first];
+ const char* standardDefault = context->Makefile
+ ->GetDefinition("CMAKE_" + lit->first + "_STANDARD_DEFAULT");
+ for (std::vector<std::string>::const_iterator it = lit->second.begin();
+ it != lit->second.end(); ++it)
+ {
+ if (std::find(langAvailable.begin(), langAvailable.end(), *it)
+ == langAvailable.end())
+ {
+ return "0";
+ }
+ if (standardDefault && !*standardDefault)
+ {
+ // This compiler has no notion of language standard levels.
+ // All features known for the language are always available.
+ continue;
+ }
+ if (!context->Makefile->HaveStandardAvailable(target,
+ lit->first, *it))
+ {
+ if (evalLL)
+ {
+ const char* l = target->GetProperty(lit->first + "_STANDARD");
+ if (!l)
+ {
+ l = standardDefault;
+ }
+ assert(l);
+ context->MaxLanguageStandard[target][lit->first] = l;
+ }
+ else
+ {
+ return "0";
+ }
+ }
+ }
+ }
+ return "1";
+ }
+} compileFeaturesNode;
+
+//----------------------------------------------------------------------------
+static const char* targetPolicyWhitelist[] = {
+ 0
+#define TARGET_POLICY_STRING(POLICY) \
+ , #POLICY
+
+ CM_FOR_EACH_TARGET_POLICY(TARGET_POLICY_STRING)
+
+#undef TARGET_POLICY_STRING
+};
+
+cmPolicies::PolicyStatus statusForTarget(cmTarget const* tgt,
+ const char *policy)
+{
+#define RETURN_POLICY(POLICY) \
+ if (strcmp(policy, #POLICY) == 0) \
+ { \
+ return tgt->GetPolicyStatus ## POLICY (); \
+ } \
+
+ CM_FOR_EACH_TARGET_POLICY(RETURN_POLICY)
+
+#undef RETURN_POLICY
+
+ assert(0 && "Unreachable code. Not a valid policy");
+ return cmPolicies::WARN;
+}
+
+cmPolicies::PolicyID policyForString(const char *policy_id)
+{
+#define RETURN_POLICY_ID(POLICY_ID) \
+ if (strcmp(policy_id, #POLICY_ID) == 0) \
+ { \
+ return cmPolicies:: POLICY_ID; \
+ } \
+
+ CM_FOR_EACH_TARGET_POLICY(RETURN_POLICY_ID)
+
+#undef RETURN_POLICY_ID
+
+ assert(0 && "Unreachable code. Not a valid policy");
+ return cmPolicies::CMP0002;
+}
+
+//----------------------------------------------------------------------------
+static const struct TargetPolicyNode : public cmGeneratorExpressionNode
+{
+ TargetPolicyNode() {}
+
+ virtual int NumExpectedParameters() const { return 1; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context ,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ if (!context->HeadTarget)
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "$<TARGET_POLICY:prop> may only be used with binary targets. It "
+ "may not be used with add_custom_command or add_custom_target.");
+ return std::string();
+ }
+
+ context->HadContextSensitiveCondition = true;
+ context->HadHeadSensitiveCondition = true;
+
+ for (size_t i = 1; i < cmArraySize(targetPolicyWhitelist); ++i)
+ {
+ const char *policy = targetPolicyWhitelist[i];
+ if (parameters.front() == policy)
+ {
+ cmMakefile *mf = context->HeadTarget->GetMakefile();
+ switch(statusForTarget(context->HeadTarget, policy))
+ {
+ case cmPolicies::WARN:
+ mf->IssueMessage(cmake::AUTHOR_WARNING,
+ mf->GetPolicies()->
+ GetPolicyWarning(policyForString(policy)));
+ case cmPolicies::REQUIRED_IF_USED:
+ case cmPolicies::REQUIRED_ALWAYS:
+ case cmPolicies::OLD:
+ return "0";
+ case cmPolicies::NEW:
+ return "1";
+ }
+ }
+ }
+ reportError(context, content->GetOriginalExpression(),
+ "$<TARGET_POLICY:prop> may only be used with a limited number of "
+ "policies. Currently it may be used with the following policies:\n"
+
+#define STRINGIFY_HELPER(X) #X
+#define STRINGIFY(X) STRINGIFY_HELPER(X)
+
+#define TARGET_POLICY_LIST_ITEM(POLICY) \
+ " * " STRINGIFY(POLICY) "\n"
+
+ CM_FOR_EACH_TARGET_POLICY(TARGET_POLICY_LIST_ITEM)
+
+#undef TARGET_POLICY_LIST_ITEM
+ );
+ return std::string();
+ }
+
+} targetPolicyNode;
+
+//----------------------------------------------------------------------------
+static const struct InstallPrefixNode : public cmGeneratorExpressionNode
+{
+ InstallPrefixNode() {}
+
+ virtual bool GeneratesContent() const { return true; }
+ virtual int NumExpectedParameters() const { return 0; }
+
+ std::string Evaluate(const std::vector<std::string> &,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *) const
+ {
+ reportError(context, content->GetOriginalExpression(),
+ "INSTALL_PREFIX is a marker for install(EXPORT) only. It "
+ "should never be evaluated.");
+ return std::string();
+ }
+
+} installPrefixNode;
+
+//----------------------------------------------------------------------------
+class ArtifactNameTag;
+class ArtifactLinkerTag;
+class ArtifactSonameTag;
+class ArtifactPdbTag;
+
+class ArtifactPathTag;
+class ArtifactDirTag;
+class ArtifactNameTag;
+
+//----------------------------------------------------------------------------
+template<typename ArtifactT>
+struct TargetFilesystemArtifactResultCreator
+{
+ static std::string Create(cmTarget* target,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content);
+};
+
+//----------------------------------------------------------------------------
+template<>
+struct TargetFilesystemArtifactResultCreator<ArtifactSonameTag>
+{
+ static std::string Create(cmTarget* target,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content)
+ {
+ // The target soname file (.so.1).
+ if(target->IsDLLPlatform())
+ {
+ ::reportError(context, content->GetOriginalExpression(),
+ "TARGET_SONAME_FILE is not allowed "
+ "for DLL target platforms.");
+ return std::string();
+ }
+ if(target->GetType() != cmTarget::SHARED_LIBRARY)
+ {
+ ::reportError(context, content->GetOriginalExpression(),
+ "TARGET_SONAME_FILE is allowed only for "
+ "SHARED libraries.");
+ return std::string();
+ }
+ std::string result = target->GetDirectory(context->Config);
+ result += "/";
+ result += target->GetSOName(context->Config);
+ return result;
+ }
+};
+
+//----------------------------------------------------------------------------
+template<>
+struct TargetFilesystemArtifactResultCreator<ArtifactPdbTag>
+{
+ static std::string Create(cmTarget* target,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content)
+ {
+ std::string language = target->GetLinkerLanguage(context->Config);
+
+ std::string pdbSupportVar = "CMAKE_" + language + "_LINKER_SUPPORTS_PDB";
+
+ if(!context->Makefile->IsOn(pdbSupportVar))
+ {
+ ::reportError(context, content->GetOriginalExpression(),
+ "TARGET_PDB_FILE is not supported by the target linker.");
+ return std::string();
+ }
+
+ cmTarget::TargetType targetType = target->GetType();
+
+ if(targetType != cmTarget::SHARED_LIBRARY &&
+ targetType != cmTarget::MODULE_LIBRARY &&
+ targetType != cmTarget::EXECUTABLE)
+ {
+ ::reportError(context, content->GetOriginalExpression(),
+ "TARGET_PDB_FILE is allowed only for "
+ "targets with linker created artifacts.");
+ return std::string();
+ }
+
+ std::string result = target->GetPDBDirectory(context->Config);
+ result += "/";
+ result += target->GetPDBName(context->Config);
+ return result;
+ }
+};
+
+//----------------------------------------------------------------------------
+template<>
+struct TargetFilesystemArtifactResultCreator<ArtifactLinkerTag>
+{
+ static std::string Create(cmTarget* target,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content)
+ {
+ // The file used to link to the target (.so, .lib, .a).
+ if(!target->IsLinkable())
+ {
+ ::reportError(context, content->GetOriginalExpression(),
+ "TARGET_LINKER_FILE is allowed only for libraries and "
+ "executables with ENABLE_EXPORTS.");
+ return std::string();
+ }
+ return target->GetFullPath(context->Config,
+ target->HasImportLibrary());
+ }
+};
+
+//----------------------------------------------------------------------------
+template<>
+struct TargetFilesystemArtifactResultCreator<ArtifactNameTag>
+{
+ static std::string Create(cmTarget* target,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *)
+ {
+ return target->GetFullPath(context->Config, false, true);
+ }
+};
+
+
+//----------------------------------------------------------------------------
+template<typename ArtifactT>
+struct TargetFilesystemArtifactResultGetter
+{
+ static std::string Get(const std::string &result);
+};
+
+//----------------------------------------------------------------------------
+template<>
+struct TargetFilesystemArtifactResultGetter<ArtifactNameTag>
+{
+ static std::string Get(const std::string &result)
+ { return cmSystemTools::GetFilenameName(result); }
+};
+
+//----------------------------------------------------------------------------
+template<>
+struct TargetFilesystemArtifactResultGetter<ArtifactDirTag>
+{
+ static std::string Get(const std::string &result)
+ { return cmSystemTools::GetFilenamePath(result); }
+};
+
+//----------------------------------------------------------------------------
+template<>
+struct TargetFilesystemArtifactResultGetter<ArtifactPathTag>
+{
+ static std::string Get(const std::string &result)
+ { return result; }
+};
+
+//----------------------------------------------------------------------------
+template<typename ArtifactT, typename ComponentT>
+struct TargetFilesystemArtifact : public cmGeneratorExpressionNode
+{
+ TargetFilesystemArtifact() {}
+
+ virtual int NumExpectedParameters() const { return 1; }
+
+ std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *dagChecker) const
+ {
+ // Lookup the referenced target.
+ std::string name = *parameters.begin();
+
+ if (!cmGeneratorExpression::IsValidTargetName(name))
+ {
+ ::reportError(context, content->GetOriginalExpression(),
+ "Expression syntax not recognized.");
+ return std::string();
+ }
+ cmTarget* target = context->Makefile->FindTargetToUse(name);
+ if(!target)
+ {
+ ::reportError(context, content->GetOriginalExpression(),
+ "No target \"" + name + "\"");
+ return std::string();
+ }
+ if(target->GetType() >= cmTarget::OBJECT_LIBRARY &&
+ target->GetType() != cmTarget::UNKNOWN_LIBRARY)
+ {
+ ::reportError(context, content->GetOriginalExpression(),
+ "Target \"" + name + "\" is not an executable or library.");
+ return std::string();
+ }
+ if (dagChecker && (dagChecker->EvaluatingLinkLibraries(name.c_str())
+ || (dagChecker->EvaluatingSources()
+ && name == dagChecker->TopTarget())))
+ {
+ ::reportError(context, content->GetOriginalExpression(),
+ "Expressions which require the linker language may not "
+ "be used while evaluating link libraries");
+ return std::string();
+ }
+ context->DependTargets.insert(target);
+ context->AllTargets.insert(target);
+
+ std::string result =
+ TargetFilesystemArtifactResultCreator<ArtifactT>::Create(
+ target,
+ context,
+ content);
+ if (context->HadError)
+ {
+ return std::string();
+ }
+ return
+ TargetFilesystemArtifactResultGetter<ComponentT>::Get(result);
+ }
+};
+
+//----------------------------------------------------------------------------
+template<typename ArtifactT>
+struct TargetFilesystemArtifactNodeGroup
+{
+ TargetFilesystemArtifactNodeGroup()
+ {
+ }
+
+ TargetFilesystemArtifact<ArtifactT, ArtifactPathTag> File;
+ TargetFilesystemArtifact<ArtifactT, ArtifactNameTag> FileName;
+ TargetFilesystemArtifact<ArtifactT, ArtifactDirTag> FileDir;
+};
+
+//----------------------------------------------------------------------------
+static const
+TargetFilesystemArtifactNodeGroup<ArtifactNameTag> targetNodeGroup;
+
+static const
+TargetFilesystemArtifactNodeGroup<ArtifactLinkerTag> targetLinkerNodeGroup;
+
+static const
+TargetFilesystemArtifactNodeGroup<ArtifactSonameTag> targetSoNameNodeGroup;
+
+static const
+TargetFilesystemArtifactNodeGroup<ArtifactPdbTag> targetPdbNodeGroup;
+
+//----------------------------------------------------------------------------
+const cmGeneratorExpressionNode*
+cmGeneratorExpressionNode::GetNode(const std::string &identifier)
+{
+ typedef std::map<std::string, const cmGeneratorExpressionNode*> NodeMap;
+ static NodeMap nodeMap;
+ if (nodeMap.empty())
+ {
+ nodeMap["0"] = &zeroNode;
+ nodeMap["1"] = &oneNode;
+ nodeMap["AND"] = &andNode;
+ nodeMap["OR"] = &orNode;
+ nodeMap["NOT"] = &notNode;
+ nodeMap["C_COMPILER_ID"] = &cCompilerIdNode;
+ nodeMap["CXX_COMPILER_ID"] = &cxxCompilerIdNode;
+ nodeMap["VERSION_GREATER"] = &versionGreaterNode;
+ nodeMap["VERSION_LESS"] = &versionLessNode;
+ nodeMap["VERSION_EQUAL"] = &versionEqualNode;
+ nodeMap["C_COMPILER_VERSION"] = &cCompilerVersionNode;
+ nodeMap["CXX_COMPILER_VERSION"] = &cxxCompilerVersionNode;
+ nodeMap["PLATFORM_ID"] = &platformIdNode;
+ nodeMap["COMPILE_FEATURES"] = &compileFeaturesNode;
+ nodeMap["CONFIGURATION"] = &configurationNode;
+ nodeMap["CONFIG"] = &configurationTestNode;
+ nodeMap["TARGET_FILE"] = &targetNodeGroup.File;
+ nodeMap["TARGET_LINKER_FILE"] = &targetLinkerNodeGroup.File;
+ nodeMap["TARGET_SONAME_FILE"] = &targetSoNameNodeGroup.File;
+ nodeMap["TARGET_PDB_FILE"] = &targetPdbNodeGroup.File;
+ nodeMap["TARGET_FILE_NAME"] = &targetNodeGroup.FileName;
+ nodeMap["TARGET_LINKER_FILE_NAME"] = &targetLinkerNodeGroup.FileName;
+ nodeMap["TARGET_SONAME_FILE_NAME"] = &targetSoNameNodeGroup.FileName;
+ nodeMap["TARGET_PDB_FILE_NAME"] = &targetPdbNodeGroup.FileName;
+ nodeMap["TARGET_FILE_DIR"] = &targetNodeGroup.FileDir;
+ nodeMap["TARGET_LINKER_FILE_DIR"] = &targetLinkerNodeGroup.FileDir;
+ nodeMap["TARGET_SONAME_FILE_DIR"] = &targetSoNameNodeGroup.FileDir;
+ nodeMap["TARGET_PDB_FILE_DIR"] = &targetPdbNodeGroup.FileDir;
+ nodeMap["STREQUAL"] = &strEqualNode;
+ nodeMap["EQUAL"] = &equalNode;
+ nodeMap["LOWER_CASE"] = &lowerCaseNode;
+ nodeMap["UPPER_CASE"] = &upperCaseNode;
+ nodeMap["MAKE_C_IDENTIFIER"] = &makeCIdentifierNode;
+ nodeMap["BOOL"] = &boolNode;
+ nodeMap["ANGLE-R"] = &angle_rNode;
+ nodeMap["COMMA"] = &commaNode;
+ nodeMap["SEMICOLON"] = &semicolonNode;
+ nodeMap["TARGET_PROPERTY"] = &targetPropertyNode;
+ nodeMap["TARGET_NAME"] = &targetNameNode;
+ nodeMap["TARGET_OBJECTS"] = &targetObjectsNode;
+ nodeMap["TARGET_POLICY"] = &targetPolicyNode;
+ nodeMap["BUILD_INTERFACE"] = &buildInterfaceNode;
+ nodeMap["INSTALL_INTERFACE"] = &installInterfaceNode;
+ nodeMap["INSTALL_PREFIX"] = &installPrefixNode;
+ nodeMap["JOIN"] = &joinNode;
+ nodeMap["LINK_ONLY"] = &linkOnlyNode;
+ nodeMap["COMPILE_LANGUAGE"] = &languageNode;
+ }
+ NodeMap::const_iterator i = nodeMap.find(identifier);
+ if (i == nodeMap.end())
+ {
+ return 0;
+ }
+ return i->second;
+}
+
+//----------------------------------------------------------------------------
+void reportError(cmGeneratorExpressionContext *context,
+ const std::string &expr, const std::string &result)
+{
+ context->HadError = true;
+ if (context->Quiet)
+ {
+ return;
+ }
+
+ std::ostringstream e;
+ e << "Error evaluating generator expression:\n"
+ << " " << expr << "\n"
+ << result;
+ context->Makefile->GetCMakeInstance()
+ ->IssueMessage(cmake::FATAL_ERROR, e.str(),
+ context->Backtrace);
+}
diff --git a/Source/cmGeneratorExpressionNode.h b/Source/cmGeneratorExpressionNode.h
new file mode 100644
index 0000000..847a00a
--- /dev/null
+++ b/Source/cmGeneratorExpressionNode.h
@@ -0,0 +1,70 @@
+/*============================================================================
+ CMake - Cross Platform Makefile Generator
+ Copyright 2012 Stephen Kelly <steveire@gmail.com>
+
+ Distributed under the OSI-approved BSD License (the "License");
+ see accompanying file Copyright.txt for details.
+
+ This software is distributed WITHOUT ANY WARRANTY; without even the
+ implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the License for more information.
+============================================================================*/
+#ifndef cmGeneratorExpressionNode_h
+#define cmGeneratorExpressionNode_h
+
+#include "cmMakefile.h"
+
+#include "cmGeneratorExpressionEvaluator.h"
+#include "cmGeneratorExpressionParser.h"
+#include "cmGeneratorExpressionDAGChecker.h"
+#include "cmGeneratorExpression.h"
+#include "cmLocalGenerator.h"
+#include "cmSourceFile.h"
+
+#include <cmsys/String.h>
+
+#include <assert.h>
+#include <errno.h>
+
+#include "cmListFileCache.h"
+
+//----------------------------------------------------------------------------
+struct cmGeneratorExpressionNode
+{
+ enum {
+ DynamicParameters = 0,
+ OneOrMoreParameters = -1,
+ OneOrZeroParameters = -2
+ };
+ virtual ~cmGeneratorExpressionNode() {}
+
+ virtual bool GeneratesContent() const { return true; }
+
+ virtual bool RequiresLiteralInput() const { return false; }
+
+ virtual bool AcceptsArbitraryContentParameter() const
+ { return false; }
+
+ virtual int NumExpectedParameters() const { return 1; }
+
+ virtual std::string Evaluate(const std::vector<std::string> &parameters,
+ cmGeneratorExpressionContext *context,
+ const GeneratorExpressionContent *content,
+ cmGeneratorExpressionDAGChecker *dagChecker
+ ) const = 0;
+
+ static std::string EvaluateDependentExpression(
+ std::string const& prop, cmMakefile *makefile,
+ cmGeneratorExpressionContext *context,
+ cmTarget const* headTarget, cmTarget const* currentTarget,
+ cmGeneratorExpressionDAGChecker *dagChecker);
+
+ static const cmGeneratorExpressionNode* GetNode(
+ const std::string &identifier);
+};
+
+//----------------------------------------------------------------------------
+void reportError(cmGeneratorExpressionContext *context,
+ const std::string &expr, const std::string &result);
+
+#endif
diff --git a/bootstrap b/bootstrap
index 320552a..4239802 100755
--- a/bootstrap
+++ b/bootstrap
@@ -267,9 +267,11 @@ CMAKE_CXX_SOURCES="\
cmInstallDirectoryGenerator \
cmGeneratedFileStream \
cmGeneratorTarget \
+ cmGeneratorExpressionContext \
cmGeneratorExpressionDAGChecker \
cmGeneratorExpressionEvaluator \
cmGeneratorExpressionLexer \
+ cmGeneratorExpressionNode \
cmGeneratorExpressionParser \
cmGeneratorExpression \
cmGlobalGenerator \
generated by cgit v0.12 at 2024-12-28 08:23:50 (GMT)