1 files changed, 357 insertions, 0 deletions
diff --git a/Source/cmGetPropertyCommand.cxx b/Source/cmGetPropertyCommand.cxx
new file mode 100644
index 0000000..2307e08
--- /dev/null
+++ b/Source/cmGetPropertyCommand.cxx
@@ -0,0 +1,357 @@
+/*============================================================================
+  CMake - Cross Platform Makefile Generator
+  Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
+
+  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 "cmGetPropertyCommand.h"
+
+#include "cmGlobalGenerator.h"
+#include "cmPropertyDefinition.h"
+#include "cmSourceFile.h"
+#include "cmState.h"
+#include "cmTest.h"
+#include "cmake.h"
+
+cmGetPropertyCommand::cmGetPropertyCommand()
+{
+  this->InfoType = OutValue;
+}
+
+bool cmGetPropertyCommand::InitialPass(std::vector<std::string> const& args,
+                                       cmExecutionStatus&)
+{
+  if (args.size() < 3) {
+    this->SetError("called with incorrect number of arguments");
+    return false;
+  }
+
+  // The cmake variable in which to store the result.
+  this->Variable = args[0];
+
+  // Get the scope from which to get the property.
+  cmProperty::ScopeType scope;
+  if (args[1] == "GLOBAL") {
+    scope = cmProperty::GLOBAL;
+  } else if (args[1] == "DIRECTORY") {
+    scope = cmProperty::DIRECTORY;
+  } else if (args[1] == "TARGET") {
+    scope = cmProperty::TARGET;
+  } else if (args[1] == "SOURCE") {
+    scope = cmProperty::SOURCE_FILE;
+  } else if (args[1] == "TEST") {
+    scope = cmProperty::TEST;
+  } else if (args[1] == "VARIABLE") {
+    scope = cmProperty::VARIABLE;
+  } else if (args[1] == "CACHE") {
+    scope = cmProperty::CACHE;
+  } else if (args[1] == "INSTALL") {
+    scope = cmProperty::INSTALL;
+  } else {
+    std::ostringstream e;
+    e << "given invalid scope " << args[1] << ".  "
+      << "Valid scopes are "
+      << "GLOBAL, DIRECTORY, TARGET, SOURCE, TEST, VARIABLE, CACHE, INSTALL.";
+    this->SetError(e.str());
+    return false;
+  }
+
+  // Parse remaining arguments.
+  enum Doing
+  {
+    DoingNone,
+    DoingName,
+    DoingProperty,
+    DoingType
+  };
+  Doing doing = DoingName;
+  for (unsigned int i = 2; i < args.size(); ++i) {
+    if (args[i] == "PROPERTY") {
+      doing = DoingProperty;
+    } else if (args[i] == "BRIEF_DOCS") {
+      doing = DoingNone;
+      this->InfoType = OutBriefDoc;
+    } else if (args[i] == "FULL_DOCS") {
+      doing = DoingNone;
+      this->InfoType = OutFullDoc;
+    } else if (args[i] == "SET") {
+      doing = DoingNone;
+      this->InfoType = OutSet;
+    } else if (args[i] == "DEFINED") {
+      doing = DoingNone;
+      this->InfoType = OutDefined;
+    } else if (doing == DoingName) {
+      doing = DoingNone;
+      this->Name = args[i];
+    } else if (doing == DoingProperty) {
+      doing = DoingNone;
+      this->PropertyName = args[i];
+    } else {
+      std::ostringstream e;
+      e << "given invalid argument \"" << args[i] << "\".";
+      this->SetError(e.str());
+      return false;
+    }
+  }
+
+  // Make sure a property name was found.
+  if (this->PropertyName.empty()) {
+    this->SetError("not given a PROPERTY <name> argument.");
+    return false;
+  }
+
+  // Compute requested output.
+  if (this->InfoType == OutBriefDoc) {
+    // Lookup brief documentation.
+    std::string output;
+    if (cmPropertyDefinition const* def =
+          this->Makefile->GetState()->GetPropertyDefinition(this->PropertyName,
+                                                            scope)) {
+      output = def->GetShortDescription();
+    } else {
+      output = "NOTFOUND";
+    }
+    this->Makefile->AddDefinition(this->Variable, output.c_str());
+  } else if (this->InfoType == OutFullDoc) {
+    // Lookup full documentation.
+    std::string output;
+    if (cmPropertyDefinition const* def =
+          this->Makefile->GetState()->GetPropertyDefinition(this->PropertyName,
+                                                            scope)) {
+      output = def->GetFullDescription();
+    } else {
+      output = "NOTFOUND";
+    }
+    this->Makefile->AddDefinition(this->Variable, output.c_str());
+  } else if (this->InfoType == OutDefined) {
+    // Lookup if the property is defined
+    if (this->Makefile->GetState()->GetPropertyDefinition(this->PropertyName,
+                                                          scope)) {
+      this->Makefile->AddDefinition(this->Variable, "1");
+    } else {
+      this->Makefile->AddDefinition(this->Variable, "0");
+    }
+  } else {
+    // Dispatch property getting.
+    switch (scope) {
+      case cmProperty::GLOBAL:
+        return this->HandleGlobalMode();
+      case cmProperty::DIRECTORY:
+        return this->HandleDirectoryMode();
+      case cmProperty::TARGET:
+        return this->HandleTargetMode();
+      case cmProperty::SOURCE_FILE:
+        return this->HandleSourceMode();
+      case cmProperty::TEST:
+        return this->HandleTestMode();
+      case cmProperty::VARIABLE:
+        return this->HandleVariableMode();
+      case cmProperty::CACHE:
+        return this->HandleCacheMode();
+      case cmProperty::INSTALL:
+        return this->HandleInstallMode();
+
+      case cmProperty::CACHED_VARIABLE:
+        break; // should never happen
+    }
+  }
+
+  return true;
+}
+
+bool cmGetPropertyCommand::StoreResult(const char* value)
+{
+  if (this->InfoType == OutSet) {
+    this->Makefile->AddDefinition(this->Variable, value ? "1" : "0");
+  } else // if(this->InfoType == OutValue)
+  {
+    if (value) {
+      this->Makefile->AddDefinition(this->Variable, value);
+    } else {
+      this->Makefile->RemoveDefinition(this->Variable);
+    }
+  }
+  return true;
+}
+
+bool cmGetPropertyCommand::HandleGlobalMode()
+{
+  if (!this->Name.empty()) {
+    this->SetError("given name for GLOBAL scope.");
+    return false;
+  }
+
+  // Get the property.
+  cmake* cm = this->Makefile->GetCMakeInstance();
+  return this->StoreResult(
+    cm->GetState()->GetGlobalProperty(this->PropertyName));
+}
+
+bool cmGetPropertyCommand::HandleDirectoryMode()
+{
+  // Default to the current directory.
+  cmMakefile* mf = this->Makefile;
+
+  // Lookup the directory if given.
+  if (!this->Name.empty()) {
+    // Construct the directory name.  Interpret relative paths with
+    // respect to the current directory.
+    std::string dir = this->Name;
+    if (!cmSystemTools::FileIsFullPath(dir.c_str())) {
+      dir = this->Makefile->GetCurrentSourceDirectory();
+      dir += "/";
+      dir += this->Name;
+    }
+
+    // The local generators are associated with collapsed paths.
+    dir = cmSystemTools::CollapseFullPath(dir);
+
+    // Lookup the generator.
+    mf = this->Makefile->GetGlobalGenerator()->FindMakefile(dir);
+    if (!mf) {
+      // Could not find the directory.
+      this->SetError(
+        "DIRECTORY scope provided but requested directory was not found. "
+        "This could be because the directory argument was invalid or, "
+        "it is valid but has not been processed yet.");
+      return false;
+    }
+  }
+
+  if (this->PropertyName == "DEFINITIONS") {
+    switch (mf->GetPolicyStatus(cmPolicies::CMP0059)) {
+      case cmPolicies::WARN:
+        mf->IssueMessage(cmake::AUTHOR_WARNING,
+                         cmPolicies::GetPolicyWarning(cmPolicies::CMP0059));
+      case cmPolicies::OLD:
+        return this->StoreResult(mf->GetDefineFlagsCMP0059());
+      case cmPolicies::NEW:
+      case cmPolicies::REQUIRED_ALWAYS:
+      case cmPolicies::REQUIRED_IF_USED:
+        break;
+    }
+  }
+
+  // Get the property.
+  return this->StoreResult(mf->GetProperty(this->PropertyName));
+}
+
+bool cmGetPropertyCommand::HandleTargetMode()
+{
+  if (this->Name.empty()) {
+    this->SetError("not given name for TARGET scope.");
+    return false;
+  }
+
+  if (cmTarget* target = this->Makefile->FindTargetToUse(this->Name)) {
+    if (this->PropertyName == "ALIASED_TARGET") {
+      if (this->Makefile->IsAlias(this->Name)) {
+        return this->StoreResult(target->GetName().c_str());
+      } else {
+        return this->StoreResult(NULL);
+      }
+    }
+    return this->StoreResult(
+      target->GetProperty(this->PropertyName, this->Makefile));
+  } else {
+    std::ostringstream e;
+    e << "could not find TARGET " << this->Name
+      << ".  Perhaps it has not yet been created.";
+    this->SetError(e.str());
+    return false;
+  }
+}
+
+bool cmGetPropertyCommand::HandleSourceMode()
+{
+  if (this->Name.empty()) {
+    this->SetError("not given name for SOURCE scope.");
+    return false;
+  }
+
+  // Get the source file.
+  if (cmSourceFile* sf = this->Makefile->GetOrCreateSource(this->Name)) {
+    return this->StoreResult(sf->GetPropertyForUser(this->PropertyName));
+  } else {
+    std::ostringstream e;
+    e << "given SOURCE name that could not be found or created: "
+      << this->Name;
+    this->SetError(e.str());
+    return false;
+  }
+}
+
+bool cmGetPropertyCommand::HandleTestMode()
+{
+  if (this->Name.empty()) {
+    this->SetError("not given name for TEST scope.");
+    return false;
+  }
+
+  // Loop over all tests looking for matching names.
+  if (cmTest* test = this->Makefile->GetTest(this->Name)) {
+    return this->StoreResult(test->GetProperty(this->PropertyName));
+  }
+
+  // If not found it is an error.
+  std::ostringstream e;
+  e << "given TEST name that does not exist: " << this->Name;
+  this->SetError(e.str());
+  return false;
+}
+
+bool cmGetPropertyCommand::HandleVariableMode()
+{
+  if (!this->Name.empty()) {
+    this->SetError("given name for VARIABLE scope.");
+    return false;
+  }
+
+  return this->StoreResult(this->Makefile->GetDefinition(this->PropertyName));
+}
+
+bool cmGetPropertyCommand::HandleCacheMode()
+{
+  if (this->Name.empty()) {
+    this->SetError("not given name for CACHE scope.");
+    return false;
+  }
+
+  const char* value = CM_NULLPTR;
+  if (this->Makefile->GetState()->GetCacheEntryValue(this->Name)) {
+    value = this->Makefile->GetState()->GetCacheEntryProperty(
+      this->Name, this->PropertyName);
+  }
+  this->StoreResult(value);
+  return true;
+}
+
+bool cmGetPropertyCommand::HandleInstallMode()
+{
+  if (this->Name.empty()) {
+    this->SetError("not given name for INSTALL scope.");
+    return false;
+  }
+
+  // Get the installed file.
+  cmake* cm = this->Makefile->GetCMakeInstance();
+
+  if (cmInstalledFile* file =
+        cm->GetOrCreateInstalledFile(this->Makefile, this->Name)) {
+    std::string value;
+    bool isSet = file->GetProperty(this->PropertyName, value);
+
+    return this->StoreResult(isSet ? value.c_str() : CM_NULLPTR);
+  } else {
+    std::ostringstream e;
+    e << "given INSTALL name that could not be found or created: "
+      << this->Name;
+    this->SetError(e.str());
+    return false;
+  }
+}