Eclipse on OSX: improve handling of framework include dirs (#13367)

It seems that if cmake finds something like the following:
/System/Library/Frameworks/GLUT.framework/Headers
Eclipse doesn't like that and wants to have
/System/Library/Frameworks
instead

Alex

1 files changed, 10 insertions, 0 deletions

diff --git a/Source/cmExtraEclipseCDT4Generator.cxx b/Source/cmExtraEclipseCDT4Generator.cxx
index 5c7d400..99ca375 100644
--- a/Source/cmExtraEclipseCDT4Generator.cxx
+++ b/Source/cmExtraEclipseCDT4Generator.cxx
@@ -610,6 +610,16 @@ void cmExtraEclipseCDT4Generator::AppendIncludeDirectories(
     if (!inc->empty())
       {
       std::string dir = cmSystemTools::CollapseFullPath(inc->c_str());
+
+      // handle framework include dirs on OSX, the remainder after the
+      // Frameworks/ part has to be stripped
+      //   /System/Library/Frameworks/GLUT.framework/Headers
+      cmsys::RegularExpression frameworkRegex("(.+/Frameworks)/.+\\.framework/");
+      if(frameworkRegex.find(dir.c_str()))
+        {
+        dir = frameworkRegex.match(1);
+        }
+
       if(emittedDirs.find(dir) == emittedDirs.end())
         {
         emittedDirs.insert(dir);