1 files changed, 53 insertions, 27 deletions

diff --git a/Source/cmInstallTargetGenerator.cxx b/Source/cmInstallTargetGenerator.cxx
index 8a1c53e..d689c89 100644
--- a/Source/cmInstallTargetGenerator.cxx
+++ b/Source/cmInstallTargetGenerator.cxx
@@ -677,46 +677,72 @@ cmInstallTargetGenerator
     return;
     }
 
-  if(this->Target->GetMakefile()->IsOn("CMAKE_PLATFORM_HAS_INSTALLNAME"))
+  cmMakefile* mf = this->Target->GetMakefile();
+
+  if(mf->IsOn("CMAKE_PLATFORM_HAS_INSTALLNAME"))
     {
     // If using install_name_tool, set up the rules to modify the rpaths.
     std::string installNameTool =
-      this->Target->GetMakefile()->
-      GetSafeDefinition("CMAKE_INSTALL_NAME_TOOL");
+      mf->GetSafeDefinition("CMAKE_INSTALL_NAME_TOOL");
 
     std::vector<std::string> oldRuntimeDirs, newRuntimeDirs;
     cli->GetRPath(oldRuntimeDirs, false);
     cli->GetRPath(newRuntimeDirs, true);
 
-    // Note: These paths are kept unique to avoid install_name_tool corruption.
-    std::set<std::string> runpaths;
-    for(std::vector<std::string>::const_iterator i = oldRuntimeDirs.begin();
-        i != oldRuntimeDirs.end(); ++i)
-      {
-      std::string runpath = this->Target->GetMakefile()->GetLocalGenerator()->
-        GetGlobalGenerator()->ExpandCFGIntDir(*i, config);
+    std::string darwin_major_version_s =
+      mf->GetSafeDefinition("DARWIN_MAJOR_VERSION");
 
-      if(runpaths.find(runpath) == runpaths.end())
-        {
-        runpaths.insert(runpath);
-        os << indent << "execute_process(COMMAND " << installNameTool << "\n";
-        os << indent << "  -delete_rpath \"" << runpath << "\"\n";
-        os << indent << "  \"" << toDestDirPath << "\")\n";
-        }
+    std::stringstream ss(darwin_major_version_s);
+    int darwin_major_version;
+    ss >> darwin_major_version;
+    if(!ss.fail() && darwin_major_version <= 9 &&
+       (!oldRuntimeDirs.empty() || !newRuntimeDirs.empty())
+      )
+      {
+      cmOStringStream msg;
+      msg << "WARNING: Target \"" << this->Target->GetName()
+        << "\" has runtime paths which cannot be changed during install.  "
+        << "To change runtime paths, OS X version 10.6 or newer is required.  "
+        << "Therefore, runtime paths will not be changed when installing.  "
+        << "CMAKE_BUILD_WITH_INSTALL_RPATH may be used to work around"
+           " this limitation.";
+      mf->IssueMessage(cmake::WARNING, msg.str());
       }
-
-    runpaths.clear();
-    for(std::vector<std::string>::const_iterator i = newRuntimeDirs.begin();
-        i != newRuntimeDirs.end(); ++i)
+    else
       {
-      std::string runpath = this->Target->GetMakefile()->GetLocalGenerator()->
-        GetGlobalGenerator()->ExpandCFGIntDir(*i, config);
+      // Note: These paths are kept unique to avoid
+      // install_name_tool corruption.
+      std::set<std::string> runpaths;
+      for(std::vector<std::string>::const_iterator i = oldRuntimeDirs.begin();
+          i != oldRuntimeDirs.end(); ++i)
+        {
+        std::string runpath =
+          mf->GetLocalGenerator()->
+          GetGlobalGenerator()->ExpandCFGIntDir(*i, config);
+
+        if(runpaths.find(runpath) == runpaths.end())
+          {
+          runpaths.insert(runpath);
+          os << indent << "execute_process(COMMAND " << installNameTool <<"\n";
+          os << indent << "  -delete_rpath \"" << runpath << "\"\n";
+          os << indent << "  \"" << toDestDirPath << "\")\n";
+          }
+        }
 
-      if(runpaths.find(runpath) == runpaths.end())
+      runpaths.clear();
+      for(std::vector<std::string>::const_iterator i = newRuntimeDirs.begin();
+          i != newRuntimeDirs.end(); ++i)
         {
-        os << indent << "execute_process(COMMAND " << installNameTool << "\n";
-        os << indent << "  -add_rpath \"" << runpath << "\"\n";
-        os << indent << "  \"" << toDestDirPath << "\")\n";
+        std::string runpath =
+          mf->GetLocalGenerator()->
+          GetGlobalGenerator()->ExpandCFGIntDir(*i, config);
+
+        if(runpaths.find(runpath) == runpaths.end())
+          {
+          os << indent << "execute_process(COMMAND " << installNameTool <<"\n";
+          os << indent << "  -add_rpath \"" << runpath << "\"\n";
+          os << indent << "  \"" << toDestDirPath << "\")\n";
+          }
         }
       }
     }