cmGeneratorTarget: Move LinkInterfaceDependent methods from cmTarget.

7 files changed, 433 insertions, 426 deletions

diff --git a/Source/cmGeneratorExpressionNode.cxx b/Source/cmGeneratorExpressionNode.cxx
index c1641cc..a20579b 100644
--- a/Source/cmGeneratorExpressionNode.cxx
+++ b/Source/cmGeneratorExpressionNode.cxx
@@ -1142,7 +1142,7 @@ static const struct TargetPropertyNode : public cmGeneratorExpressionNode
                                                      context->Config))
         {
         context->HadContextSensitiveCondition = true;
-        return target->GetLinkInterfaceDependentBoolProperty(
+        return gtgt->GetLinkInterfaceDependentBoolProperty(
                                                 propertyName,
                                                 context->Config) ? "1" : "0";
         }
@@ -1151,7 +1151,7 @@ static const struct TargetPropertyNode : public cmGeneratorExpressionNode
         {
         context->HadContextSensitiveCondition = true;
         const char *propContent =
-                              target->GetLinkInterfaceDependentStringProperty(
+                              gtgt->GetLinkInterfaceDependentStringProperty(
                                                 propertyName,
                                                 context->Config);
         return propContent ? propContent : "";
@@ -1161,7 +1161,7 @@ static const struct TargetPropertyNode : public cmGeneratorExpressionNode
         {
         context->HadContextSensitiveCondition = true;
         const char *propContent =
-                          target->GetLinkInterfaceDependentNumberMinProperty(
+                          gtgt->GetLinkInterfaceDependentNumberMinProperty(
                                                 propertyName,
                                                 context->Config);
         return propContent ? propContent : "";
@@ -1171,7 +1171,7 @@ static const struct TargetPropertyNode : public cmGeneratorExpressionNode
         {
         context->HadContextSensitiveCondition = true;
         const char *propContent =
-                          target->GetLinkInterfaceDependentNumberMaxProperty(
+                          gtgt->GetLinkInterfaceDependentNumberMaxProperty(
                                                 propertyName,
                                                 context->Config);
         return propContent ? propContent : "";
@@ -1188,7 +1188,7 @@ static const struct TargetPropertyNode : public cmGeneratorExpressionNode
         {
         context->HadContextSensitiveCondition = true;
         const char *propContent =
-                            target->GetLinkInterfaceDependentNumberMinProperty(
+                            gtgt->GetLinkInterfaceDependentNumberMinProperty(
                                                 propertyName,
                                                 context->Config);
         return propContent ? propContent : "";
@@ -1198,7 +1198,7 @@ static const struct TargetPropertyNode : public cmGeneratorExpressionNode
         {
         context->HadContextSensitiveCondition = true;
         const char *propContent =
-                            target->GetLinkInterfaceDependentNumberMaxProperty(
+                            gtgt->GetLinkInterfaceDependentNumberMaxProperty(
                                                 propertyName,
                                                 context->Config);
         return propContent ? propContent : "";
diff --git a/Source/cmGeneratorTarget.cxx b/Source/cmGeneratorTarget.cxx
index a7b0349..a9245c0 100644
--- a/Source/cmGeneratorTarget.cxx
+++ b/Source/cmGeneratorTarget.cxx
@@ -24,6 +24,7 @@
 
 #include <queue>
 
+#include <errno.h>
 #include "assert.h"
 
 //----------------------------------------------------------------------------
@@ -753,8 +754,7 @@ void cmGeneratorTarget::GetAutoUicOptions(std::vector<std::string> &result,
                                  const std::string& config) const
 {
   const char *prop
-            = this->Target->
-                    GetLinkInterfaceDependentStringProperty("AUTOUIC_OPTIONS",
+            = this->GetLinkInterfaceDependentStringProperty("AUTOUIC_OPTIONS",
                                                             config);
   if (!prop)
     {
@@ -1537,7 +1537,7 @@ bool getLinkInterfaceDependentProperty(cmGeneratorTarget const* tgt,
                                        const std::string& config,
                                        cmTarget::CompatibleType, bool *)
 {
-  return tgt->Target->GetLinkInterfaceDependentBoolProperty(prop, config);
+  return tgt->GetLinkInterfaceDependentBoolProperty(prop, config);
 }
 
 template<>
@@ -1553,13 +1553,11 @@ const char * getLinkInterfaceDependentProperty(cmGeneratorTarget const* tgt,
     assert(0 && "String compatibility check function called for boolean");
     return 0;
   case cmTarget::StringType:
-    return tgt->Target->GetLinkInterfaceDependentStringProperty(prop, config);
+    return tgt->GetLinkInterfaceDependentStringProperty(prop, config);
   case cmTarget::NumberMinType:
-    return tgt->Target
-        ->GetLinkInterfaceDependentNumberMinProperty(prop, config);
+    return tgt->GetLinkInterfaceDependentNumberMinProperty(prop, config);
   case cmTarget::NumberMaxType:
-    return tgt->Target
-        ->GetLinkInterfaceDependentNumberMaxProperty(prop, config);
+    return tgt->GetLinkInterfaceDependentNumberMaxProperty(prop, config);
   }
   assert(0 && "Unreachable!");
   return 0;
@@ -1762,6 +1760,405 @@ void cmGeneratorTarget::CheckPropertyCompatibility(
 }
 
 //----------------------------------------------------------------------------
+std::string compatibilityType(cmTarget::CompatibleType t)
+{
+  switch(t)
+    {
+    case cmTarget::BoolType:
+      return "Boolean compatibility";
+    case cmTarget::StringType:
+      return "String compatibility";
+    case cmTarget::NumberMaxType:
+      return "Numeric maximum compatibility";
+    case cmTarget::NumberMinType:
+      return "Numeric minimum compatibility";
+    }
+  assert(0 && "Unreachable!");
+  return "";
+}
+
+//----------------------------------------------------------------------------
+std::string compatibilityAgree(cmTarget::CompatibleType t, bool dominant)
+{
+  switch(t)
+    {
+    case cmTarget::BoolType:
+    case cmTarget::StringType:
+      return dominant ? "(Disagree)\n" : "(Agree)\n";
+    case cmTarget::NumberMaxType:
+    case cmTarget::NumberMinType:
+      return dominant ? "(Dominant)\n" : "(Ignored)\n";
+    }
+  assert(0 && "Unreachable!");
+  return "";
+}
+
+//----------------------------------------------------------------------------
+template<typename PropertyType>
+PropertyType getTypedProperty(cmTarget const* tgt, const std::string& prop);
+
+//----------------------------------------------------------------------------
+template<>
+bool getTypedProperty<bool>(cmTarget const* tgt, const std::string& prop)
+{
+  return tgt->GetPropertyAsBool(prop);
+}
+
+//----------------------------------------------------------------------------
+template<>
+const char *getTypedProperty<const char *>(cmTarget const* tgt,
+                                           const std::string& prop)
+{
+  return tgt->GetProperty(prop);
+}
+
+template<typename PropertyType>
+std::string valueAsString(PropertyType);
+template<>
+std::string valueAsString<bool>(bool value)
+{
+  return value ? "TRUE" : "FALSE";
+}
+template<>
+std::string valueAsString<const char*>(const char* value)
+{
+  return value ? value : "(unset)";
+}
+
+template<typename PropertyType>
+PropertyType impliedValue(PropertyType);
+template<>
+bool impliedValue<bool>(bool)
+{
+  return false;
+}
+template<>
+const char* impliedValue<const char*>(const char*)
+{
+  return "";
+}
+
+//----------------------------------------------------------------------------
+template<typename PropertyType>
+std::pair<bool, PropertyType> consistentProperty(PropertyType lhs,
+                                                 PropertyType rhs,
+                                                 cmTarget::CompatibleType t);
+
+//----------------------------------------------------------------------------
+template<>
+std::pair<bool, bool> consistentProperty(bool lhs, bool rhs,
+                                         cmTarget::CompatibleType)
+{
+  return std::make_pair(lhs == rhs, lhs);
+}
+
+//----------------------------------------------------------------------------
+std::pair<bool, const char*> consistentStringProperty(const char *lhs,
+                                                      const char *rhs)
+{
+  const bool b = strcmp(lhs, rhs) == 0;
+  return std::make_pair(b, b ? lhs : 0);
+}
+
+//----------------------------------------------------------------------------
+std::pair<bool, const char*> consistentNumberProperty(const char *lhs,
+                                                   const char *rhs,
+                                                   cmTarget::CompatibleType t)
+{
+  char *pEnd;
+
+  const char* const null_ptr = 0;
+
+  long lnum = strtol(lhs, &pEnd, 0);
+  if (pEnd == lhs || *pEnd != '\0' || errno == ERANGE)
+    {
+    return std::pair<bool, const char*>(false, null_ptr);
+    }
+
+  long rnum = strtol(rhs, &pEnd, 0);
+  if (pEnd == rhs || *pEnd != '\0' || errno == ERANGE)
+    {
+    return std::pair<bool, const char*>(false, null_ptr);
+    }
+
+  if (t == cmTarget::NumberMaxType)
+    {
+    return std::make_pair(true, std::max(lnum, rnum) == lnum ? lhs : rhs);
+    }
+  else
+    {
+    return std::make_pair(true, std::min(lnum, rnum) == lnum ? lhs : rhs);
+    }
+}
+
+//----------------------------------------------------------------------------
+template<>
+std::pair<bool, const char*> consistentProperty(const char *lhs,
+                                                const char *rhs,
+                                                cmTarget::CompatibleType t)
+{
+  if (!lhs && !rhs)
+    {
+    return std::make_pair(true, lhs);
+    }
+  if (!lhs)
+    {
+    return std::make_pair(true, rhs);
+    }
+  if (!rhs)
+    {
+    return std::make_pair(true, lhs);
+    }
+
+  const char* const null_ptr = 0;
+
+  switch(t)
+  {
+  case cmTarget::BoolType:
+    assert(0 && "consistentProperty for strings called with BoolType");
+    return std::pair<bool, const char*>(false, null_ptr);
+  case cmTarget::StringType:
+    return consistentStringProperty(lhs, rhs);
+  case cmTarget::NumberMinType:
+  case cmTarget::NumberMaxType:
+    return consistentNumberProperty(lhs, rhs, t);
+  }
+  assert(0 && "Unreachable!");
+  return std::pair<bool, const char*>(false, null_ptr);
+}
+
+//----------------------------------------------------------------------------
+template<typename PropertyType>
+PropertyType checkInterfacePropertyCompatibility(cmTarget const* tgt,
+                                          const std::string &p,
+                                          const std::string& config,
+                                          const char *defaultValue,
+                                          cmTarget::CompatibleType t,
+                                          PropertyType *)
+{
+  PropertyType propContent = getTypedProperty<PropertyType>(tgt, p);
+  const bool explicitlySet = tgt->GetProperties()
+                                  .find(p)
+                                  != tgt->GetProperties().end();
+  const bool impliedByUse =
+          tgt->IsNullImpliedByLinkLibraries(p);
+  assert((impliedByUse ^ explicitlySet)
+      || (!impliedByUse && !explicitlySet));
+
+  std::vector<cmTarget const*> const& deps =
+    tgt->GetLinkImplementationClosure(config);
+
+  if(deps.empty())
+    {
+    return propContent;
+    }
+  bool propInitialized = explicitlySet;
+
+  std::string report = " * Target \"";
+  report += tgt->GetName();
+  if (explicitlySet)
+    {
+    report += "\" has property content \"";
+    report += valueAsString<PropertyType>(propContent);
+    report += "\"\n";
+    }
+  else if (impliedByUse)
+    {
+    report += "\" property is implied by use.\n";
+    }
+  else
+    {
+    report += "\" property not set.\n";
+    }
+
+  std::string interfaceProperty = "INTERFACE_" + p;
+  for(std::vector<cmTarget const*>::const_iterator li =
+      deps.begin();
+      li != deps.end(); ++li)
+    {
+    // An error should be reported if one dependency
+    // has INTERFACE_POSITION_INDEPENDENT_CODE ON and the other
+    // has INTERFACE_POSITION_INDEPENDENT_CODE OFF, or if the
+    // target itself has a POSITION_INDEPENDENT_CODE which disagrees
+    // with a dependency.
+
+    cmTarget const* theTarget = *li;
+
+    const bool ifaceIsSet = theTarget->GetProperties()
+                            .find(interfaceProperty)
+                            != theTarget->GetProperties().end();
+    PropertyType ifacePropContent =
+                    getTypedProperty<PropertyType>(theTarget,
+                              interfaceProperty);
+
+    std::string reportEntry;
+    if (ifaceIsSet)
+      {
+      reportEntry += " * Target \"";
+      reportEntry += theTarget->GetName();
+      reportEntry += "\" property value \"";
+      reportEntry += valueAsString<PropertyType>(ifacePropContent);
+      reportEntry += "\" ";
+      }
+
+    if (explicitlySet)
+      {
+      if (ifaceIsSet)
+        {
+        std::pair<bool, PropertyType> consistent =
+                                  consistentProperty(propContent,
+                                                     ifacePropContent, t);
+        report += reportEntry;
+        report += compatibilityAgree(t, propContent != consistent.second);
+        if (!consistent.first)
+          {
+          std::ostringstream e;
+          e << "Property " << p << " on target \""
+            << tgt->GetName() << "\" does\nnot match the "
+            "INTERFACE_" << p << " property requirement\nof "
+            "dependency \"" << theTarget->GetName() << "\".\n";
+          cmSystemTools::Error(e.str().c_str());
+          break;
+          }
+        else
+          {
+          propContent = consistent.second;
+          continue;
+          }
+        }
+      else
+        {
+        // Explicitly set on target and not set in iface. Can't disagree.
+        continue;
+        }
+      }
+    else if (impliedByUse)
+      {
+      propContent = impliedValue<PropertyType>(propContent);
+
+      if (ifaceIsSet)
+        {
+        std::pair<bool, PropertyType> consistent =
+                                  consistentProperty(propContent,
+                                                     ifacePropContent, t);
+        report += reportEntry;
+        report += compatibilityAgree(t, propContent != consistent.second);
+        if (!consistent.first)
+          {
+          std::ostringstream e;
+          e << "Property " << p << " on target \""
+            << tgt->GetName() << "\" is\nimplied to be " << defaultValue
+            << " because it was used to determine the link libraries\n"
+               "already. The INTERFACE_" << p << " property on\ndependency \""
+            << theTarget->GetName() << "\" is in conflict.\n";
+          cmSystemTools::Error(e.str().c_str());
+          break;
+          }
+        else
+          {
+          propContent = consistent.second;
+          continue;
+          }
+        }
+      else
+        {
+        // Implicitly set on target and not set in iface. Can't disagree.
+        continue;
+        }
+      }
+    else
+      {
+      if (ifaceIsSet)
+        {
+        if (propInitialized)
+          {
+          std::pair<bool, PropertyType> consistent =
+                                    consistentProperty(propContent,
+                                                       ifacePropContent, t);
+          report += reportEntry;
+          report += compatibilityAgree(t, propContent != consistent.second);
+          if (!consistent.first)
+            {
+            std::ostringstream e;
+            e << "The INTERFACE_" << p << " property of \""
+              << theTarget->GetName() << "\" does\nnot agree with the value "
+                "of " << p << " already determined\nfor \""
+              << tgt->GetName() << "\".\n";
+            cmSystemTools::Error(e.str().c_str());
+            break;
+            }
+          else
+            {
+            propContent = consistent.second;
+            continue;
+            }
+          }
+        else
+          {
+          report += reportEntry + "(Interface set)\n";
+          propContent = ifacePropContent;
+          propInitialized = true;
+          }
+        }
+      else
+        {
+        // Not set. Nothing to agree on.
+        continue;
+        }
+      }
+    }
+
+  tgt->ReportPropertyOrigin(p, valueAsString<PropertyType>(propContent),
+                            report, compatibilityType(t));
+  return propContent;
+}
+
+//----------------------------------------------------------------------------
+bool cmGeneratorTarget::GetLinkInterfaceDependentBoolProperty(
+    const std::string &p, const std::string& config) const
+{
+  return checkInterfacePropertyCompatibility<bool>(this->Target, p, config,
+                                                   "FALSE",
+                                                   cmTarget::BoolType, 0);
+}
+
+//----------------------------------------------------------------------------
+const char* cmGeneratorTarget::GetLinkInterfaceDependentStringProperty(
+                                              const std::string &p,
+                                              const std::string& config) const
+{
+  return checkInterfacePropertyCompatibility<const char *>(this->Target,
+                                                           p,
+                                                           config,
+                                                           "empty",
+                                                     cmTarget::StringType, 0);
+}
+
+//----------------------------------------------------------------------------
+const char * cmGeneratorTarget::GetLinkInterfaceDependentNumberMinProperty(
+                                              const std::string &p,
+                                              const std::string& config) const
+{
+  return checkInterfacePropertyCompatibility<const char *>(this->Target,
+                                                           p,
+                                                           config,
+                                                           "empty",
+                                                   cmTarget::NumberMinType, 0);
+}
+
+//----------------------------------------------------------------------------
+const char * cmGeneratorTarget::GetLinkInterfaceDependentNumberMaxProperty(
+                                              const std::string &p,
+                                              const std::string& config) const
+{
+  return checkInterfacePropertyCompatibility<const char *>(this->Target,
+                                                           p,
+                                                           config,
+                                                           "empty",
+                                                   cmTarget::NumberMaxType, 0);
+}
+
+//----------------------------------------------------------------------------
 cmComputeLinkInformation*
 cmGeneratorTarget::GetLinkInformation(const std::string& config) const
 {
diff --git a/Source/cmGeneratorTarget.h b/Source/cmGeneratorTarget.h
index ae86e19..d65b1ef 100644
--- a/Source/cmGeneratorTarget.h
+++ b/Source/cmGeneratorTarget.h
@@ -96,6 +96,17 @@ public:
   bool IsLinkInterfaceDependentNumberMaxProperty(const std::string &p,
                          const std::string& config) const;
 
+  bool GetLinkInterfaceDependentBoolProperty(const std::string &p,
+                                             const std::string& config) const;
+
+  const char *GetLinkInterfaceDependentStringProperty(const std::string &p,
+                         const std::string& config) const;
+  const char *GetLinkInterfaceDependentNumberMinProperty(const std::string &p,
+                         const std::string& config) const;
+  const char *GetLinkInterfaceDependentNumberMaxProperty(const std::string &p,
+                         const std::string& config) const;
+
+
   /** Get the full path to the target according to the settings in its
       makefile and the configuration type.  */
   std::string GetFullPath(const std::string& config="", bool implib = false,
diff --git a/Source/cmLocalGenerator.cxx b/Source/cmLocalGenerator.cxx
index eaf812f..3ab501d 100644
--- a/Source/cmLocalGenerator.cxx
+++ b/Source/cmLocalGenerator.cxx
@@ -2059,7 +2059,9 @@ void cmLocalGenerator::AddCMP0018Flags(std::string &flags,
       return;
       }
 
-    if (target->GetLinkInterfaceDependentBoolProperty(
+    cmGeneratorTarget* gtgt =
+        this->GlobalGenerator->GetGeneratorTarget(target);
+    if (gtgt->GetLinkInterfaceDependentBoolProperty(
                                                 "POSITION_INDEPENDENT_CODE",
                                                 config))
       {
diff --git a/Source/cmQtAutoGenerators.cxx b/Source/cmQtAutoGenerators.cxx
index a72b176..f1ba2f4 100644
--- a/Source/cmQtAutoGenerators.cxx
+++ b/Source/cmQtAutoGenerators.cxx
@@ -547,8 +547,11 @@ void cmQtAutoGenerators::SetupAutoGenerateTarget(cmTarget const* target)
     {
     qtVersion = makefile->GetDefinition("QT_VERSION_MAJOR");
     }
+  cmGeneratorTarget *gtgt = target->GetMakefile()
+                                  ->GetGlobalGenerator()
+                                  ->GetGeneratorTarget(target);
   if (const char *targetQtVersion =
-      target->GetLinkInterfaceDependentStringProperty("QT_MAJOR_VERSION", ""))
+      gtgt->GetLinkInterfaceDependentStringProperty("QT_MAJOR_VERSION", ""))
     {
     qtVersion = targetQtVersion;
     }
@@ -1150,6 +1153,9 @@ void cmQtAutoGenerators::SetupAutoRccTarget(cmTarget const* target)
 
 std::string cmQtAutoGenerators::GetRccExecutable(cmTarget const* target)
 {
+  cmGeneratorTarget *gtgt = target->GetMakefile()
+                                  ->GetGlobalGenerator()
+                                  ->GetGeneratorTarget(target);
   cmMakefile *makefile = target->GetMakefile();
   const char *qtVersion = makefile->GetDefinition("_target_qt_version");
   if (!qtVersion)
@@ -1160,8 +1166,7 @@ std::string cmQtAutoGenerators::GetRccExecutable(cmTarget const* target)
       qtVersion = makefile->GetDefinition("QT_VERSION_MAJOR");
       }
     if (const char *targetQtVersion =
-        target->GetLinkInterfaceDependentStringProperty("QT_MAJOR_VERSION",
-                                                        ""))
+        gtgt->GetLinkInterfaceDependentStringProperty("QT_MAJOR_VERSION", ""))
       {
       qtVersion = targetQtVersion;
       }
diff --git a/Source/cmTarget.cxx b/Source/cmTarget.cxx
index b165545..1fa62e7 100644
--- a/Source/cmTarget.cxx
+++ b/Source/cmTarget.cxx
@@ -4536,141 +4536,6 @@ bool cmTarget::IsNullImpliedByLinkLibraries(const std::string &p) const
 }
 
 //----------------------------------------------------------------------------
-template<typename PropertyType>
-PropertyType getTypedProperty(cmTarget const* tgt, const std::string& prop);
-
-//----------------------------------------------------------------------------
-template<>
-bool getTypedProperty<bool>(cmTarget const* tgt, const std::string& prop)
-{
-  return tgt->GetPropertyAsBool(prop);
-}
-
-//----------------------------------------------------------------------------
-template<>
-const char *getTypedProperty<const char *>(cmTarget const* tgt,
-                                           const std::string& prop)
-{
-  return tgt->GetProperty(prop);
-}
-
-//----------------------------------------------------------------------------
-template<typename PropertyType>
-std::pair<bool, PropertyType> consistentProperty(PropertyType lhs,
-                                                 PropertyType rhs,
-                                                 cmTarget::CompatibleType t);
-
-//----------------------------------------------------------------------------
-template<>
-std::pair<bool, bool> consistentProperty(bool lhs, bool rhs,
-                                         cmTarget::CompatibleType)
-{
-  return std::make_pair(lhs == rhs, lhs);
-}
-
-//----------------------------------------------------------------------------
-std::pair<bool, const char*> consistentStringProperty(const char *lhs,
-                                                      const char *rhs)
-{
-  const bool b = strcmp(lhs, rhs) == 0;
-  return std::make_pair(b, b ? lhs : 0);
-}
-
-//----------------------------------------------------------------------------
-std::pair<bool, const char*> consistentNumberProperty(const char *lhs,
-                                                   const char *rhs,
-                                                   cmTarget::CompatibleType t)
-{
-  char *pEnd;
-
-  const char* const null_ptr = 0;
-
-  long lnum = strtol(lhs, &pEnd, 0);
-  if (pEnd == lhs || *pEnd != '\0' || errno == ERANGE)
-    {
-    return std::pair<bool, const char*>(false, null_ptr);
-    }
-
-  long rnum = strtol(rhs, &pEnd, 0);
-  if (pEnd == rhs || *pEnd != '\0' || errno == ERANGE)
-    {
-    return std::pair<bool, const char*>(false, null_ptr);
-    }
-
-  if (t == cmTarget::NumberMaxType)
-    {
-    return std::make_pair(true, std::max(lnum, rnum) == lnum ? lhs : rhs);
-    }
-  else
-    {
-    return std::make_pair(true, std::min(lnum, rnum) == lnum ? lhs : rhs);
-    }
-}
-
-//----------------------------------------------------------------------------
-template<>
-std::pair<bool, const char*> consistentProperty(const char *lhs,
-                                                const char *rhs,
-                                                cmTarget::CompatibleType t)
-{
-  if (!lhs && !rhs)
-    {
-    return std::make_pair(true, lhs);
-    }
-  if (!lhs)
-    {
-    return std::make_pair(true, rhs);
-    }
-  if (!rhs)
-    {
-    return std::make_pair(true, lhs);
-    }
-
-  const char* const null_ptr = 0;
-
-  switch(t)
-  {
-  case cmTarget::BoolType:
-    assert(0 && "consistentProperty for strings called with BoolType");
-    return std::pair<bool, const char*>(false, null_ptr);
-  case cmTarget::StringType:
-    return consistentStringProperty(lhs, rhs);
-  case cmTarget::NumberMinType:
-  case cmTarget::NumberMaxType:
-    return consistentNumberProperty(lhs, rhs, t);
-  }
-  assert(0 && "Unreachable!");
-  return std::pair<bool, const char*>(false, null_ptr);
-}
-
-template<typename PropertyType>
-PropertyType impliedValue(PropertyType);
-template<>
-bool impliedValue<bool>(bool)
-{
-  return false;
-}
-template<>
-const char* impliedValue<const char*>(const char*)
-{
-  return "";
-}
-
-
-template<typename PropertyType>
-std::string valueAsString(PropertyType);
-template<>
-std::string valueAsString<bool>(bool value)
-{
-  return value ? "TRUE" : "FALSE";
-}
-template<>
-std::string valueAsString<const char*>(const char* value)
-{
-  return value ? value : "(unset)";
-}
-
-//----------------------------------------------------------------------------
 void
 cmTarget::ReportPropertyOrigin(const std::string &p,
                                const std::string &result,
@@ -4711,270 +4576,6 @@ cmTarget::ReportPropertyOrigin(const std::string &p,
 }
 
 //----------------------------------------------------------------------------
-std::string compatibilityType(cmTarget::CompatibleType t)
-{
-  switch(t)
-    {
-    case cmTarget::BoolType:
-      return "Boolean compatibility";
-    case cmTarget::StringType:
-      return "String compatibility";
-    case cmTarget::NumberMaxType:
-      return "Numeric maximum compatibility";
-    case cmTarget::NumberMinType:
-      return "Numeric minimum compatibility";
-    }
-  assert(0 && "Unreachable!");
-  return "";
-}
-
-//----------------------------------------------------------------------------
-std::string compatibilityAgree(cmTarget::CompatibleType t, bool dominant)
-{
-  switch(t)
-    {
-    case cmTarget::BoolType:
-    case cmTarget::StringType:
-      return dominant ? "(Disagree)\n" : "(Agree)\n";
-    case cmTarget::NumberMaxType:
-    case cmTarget::NumberMinType:
-      return dominant ? "(Dominant)\n" : "(Ignored)\n";
-    }
-  assert(0 && "Unreachable!");
-  return "";
-}
-
-//----------------------------------------------------------------------------
-template<typename PropertyType>
-PropertyType checkInterfacePropertyCompatibility(cmTarget const* tgt,
-                                          const std::string &p,
-                                          const std::string& config,
-                                          const char *defaultValue,
-                                          cmTarget::CompatibleType t,
-                                          PropertyType *)
-{
-  PropertyType propContent = getTypedProperty<PropertyType>(tgt, p);
-  const bool explicitlySet = tgt->GetProperties()
-                                  .find(p)
-                                  != tgt->GetProperties().end();
-  const bool impliedByUse =
-          tgt->IsNullImpliedByLinkLibraries(p);
-  assert((impliedByUse ^ explicitlySet)
-      || (!impliedByUse && !explicitlySet));
-
-  std::vector<cmTarget const*> const& deps =
-    tgt->GetLinkImplementationClosure(config);
-
-  if(deps.empty())
-    {
-    return propContent;
-    }
-  bool propInitialized = explicitlySet;
-
-  std::string report = " * Target \"";
-  report += tgt->GetName();
-  if (explicitlySet)
-    {
-    report += "\" has property content \"";
-    report += valueAsString<PropertyType>(propContent);
-    report += "\"\n";
-    }
-  else if (impliedByUse)
-    {
-    report += "\" property is implied by use.\n";
-    }
-  else
-    {
-    report += "\" property not set.\n";
-    }
-
-  std::string interfaceProperty = "INTERFACE_" + p;
-  for(std::vector<cmTarget const*>::const_iterator li =
-      deps.begin();
-      li != deps.end(); ++li)
-    {
-    // An error should be reported if one dependency
-    // has INTERFACE_POSITION_INDEPENDENT_CODE ON and the other
-    // has INTERFACE_POSITION_INDEPENDENT_CODE OFF, or if the
-    // target itself has a POSITION_INDEPENDENT_CODE which disagrees
-    // with a dependency.
-
-    cmTarget const* theTarget = *li;
-
-    const bool ifaceIsSet = theTarget->GetProperties()
-                            .find(interfaceProperty)
-                            != theTarget->GetProperties().end();
-    PropertyType ifacePropContent =
-                    getTypedProperty<PropertyType>(theTarget,
-                              interfaceProperty);
-
-    std::string reportEntry;
-    if (ifaceIsSet)
-      {
-      reportEntry += " * Target \"";
-      reportEntry += theTarget->GetName();
-      reportEntry += "\" property value \"";
-      reportEntry += valueAsString<PropertyType>(ifacePropContent);
-      reportEntry += "\" ";
-      }
-
-    if (explicitlySet)
-      {
-      if (ifaceIsSet)
-        {
-        std::pair<bool, PropertyType> consistent =
-                                  consistentProperty(propContent,
-                                                     ifacePropContent, t);
-        report += reportEntry;
-        report += compatibilityAgree(t, propContent != consistent.second);
-        if (!consistent.first)
-          {
-          std::ostringstream e;
-          e << "Property " << p << " on target \""
-            << tgt->GetName() << "\" does\nnot match the "
-            "INTERFACE_" << p << " property requirement\nof "
-            "dependency \"" << theTarget->GetName() << "\".\n";
-          cmSystemTools::Error(e.str().c_str());
-          break;
-          }
-        else
-          {
-          propContent = consistent.second;
-          continue;
-          }
-        }
-      else
-        {
-        // Explicitly set on target and not set in iface. Can't disagree.
-        continue;
-        }
-      }
-    else if (impliedByUse)
-      {
-      propContent = impliedValue<PropertyType>(propContent);
-
-      if (ifaceIsSet)
-        {
-        std::pair<bool, PropertyType> consistent =
-                                  consistentProperty(propContent,
-                                                     ifacePropContent, t);
-        report += reportEntry;
-        report += compatibilityAgree(t, propContent != consistent.second);
-        if (!consistent.first)
-          {
-          std::ostringstream e;
-          e << "Property " << p << " on target \""
-            << tgt->GetName() << "\" is\nimplied to be " << defaultValue
-            << " because it was used to determine the link libraries\n"
-               "already. The INTERFACE_" << p << " property on\ndependency \""
-            << theTarget->GetName() << "\" is in conflict.\n";
-          cmSystemTools::Error(e.str().c_str());
-          break;
-          }
-        else
-          {
-          propContent = consistent.second;
-          continue;
-          }
-        }
-      else
-        {
-        // Implicitly set on target and not set in iface. Can't disagree.
-        continue;
-        }
-      }
-    else
-      {
-      if (ifaceIsSet)
-        {
-        if (propInitialized)
-          {
-          std::pair<bool, PropertyType> consistent =
-                                    consistentProperty(propContent,
-                                                       ifacePropContent, t);
-          report += reportEntry;
-          report += compatibilityAgree(t, propContent != consistent.second);
-          if (!consistent.first)
-            {
-            std::ostringstream e;
-            e << "The INTERFACE_" << p << " property of \""
-              << theTarget->GetName() << "\" does\nnot agree with the value "
-                "of " << p << " already determined\nfor \""
-              << tgt->GetName() << "\".\n";
-            cmSystemTools::Error(e.str().c_str());
-            break;
-            }
-          else
-            {
-            propContent = consistent.second;
-            continue;
-            }
-          }
-        else
-          {
-          report += reportEntry + "(Interface set)\n";
-          propContent = ifacePropContent;
-          propInitialized = true;
-          }
-        }
-      else
-        {
-        // Not set. Nothing to agree on.
-        continue;
-        }
-      }
-    }
-
-  tgt->ReportPropertyOrigin(p, valueAsString<PropertyType>(propContent),
-                            report, compatibilityType(t));
-  return propContent;
-}
-
-//----------------------------------------------------------------------------
-bool cmTarget::GetLinkInterfaceDependentBoolProperty(const std::string &p,
-                                              const std::string& config) const
-{
-  return checkInterfacePropertyCompatibility<bool>(this, p, config, "FALSE",
-                                                   BoolType, 0);
-}
-
-//----------------------------------------------------------------------------
-const char * cmTarget::GetLinkInterfaceDependentStringProperty(
-                                              const std::string &p,
-                                              const std::string& config) const
-{
-  return checkInterfacePropertyCompatibility<const char *>(this,
-                                                           p,
-                                                           config,
-                                                           "empty",
-                                                           StringType, 0);
-}
-
-//----------------------------------------------------------------------------
-const char * cmTarget::GetLinkInterfaceDependentNumberMinProperty(
-                                              const std::string &p,
-                                              const std::string& config) const
-{
-  return checkInterfacePropertyCompatibility<const char *>(this,
-                                                           p,
-                                                           config,
-                                                           "empty",
-                                                           NumberMinType, 0);
-}
-
-//----------------------------------------------------------------------------
-const char * cmTarget::GetLinkInterfaceDependentNumberMaxProperty(
-                                              const std::string &p,
-                                              const std::string& config) const
-{
-  return checkInterfacePropertyCompatibility<const char *>(this,
-                                                           p,
-                                                           config,
-                                                           "empty",
-                                                           NumberMaxType, 0);
-}
-
-//----------------------------------------------------------------------------
 void
 cmTarget::GetObjectLibrariesCMP0026(std::vector<cmTarget*>& objlibs) const
 {
diff --git a/Source/cmTarget.h b/Source/cmTarget.h
index 8af74ef..b544b0b 100644
--- a/Source/cmTarget.h
+++ b/Source/cmTarget.h
@@ -553,15 +553,6 @@ public:
                           const std::string& config) const;
 
   bool IsNullImpliedByLinkLibraries(const std::string &p) const;
-  bool GetLinkInterfaceDependentBoolProperty(const std::string &p,
-                                             const std::string& config) const;
-
-  const char *GetLinkInterfaceDependentStringProperty(const std::string &p,
-                         const std::string& config) const;
-  const char *GetLinkInterfaceDependentNumberMinProperty(const std::string &p,
-                         const std::string& config) const;
-  const char *GetLinkInterfaceDependentNumberMaxProperty(const std::string &p,
-                         const std::string& config) const;
 
   std::string GetDebugGeneratorExpressions(const std::string &value,
                                   cmTarget::LinkLibraryType llt) const;