From 4dc5acee634b3ac72f2e1c2f1ca0489526a86cf3 Mon Sep 17 00:00:00 2001
From: Bill Hoffman <bill.hoffman@kitware.com>
Date: Thu, 29 Jan 2015 11:52:30 -0500
Subject: [PATCH] CPack: Fix packaging of source tarballs with symbolic links

When staging the package installation, if the first file in a directory
happens to be a symbolic link, make sure we create the directory before
trying to create the link.
---
 Source/CPack/cmCPackGenerator.cxx | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Source/CPack/cmCPackGenerator.cxx b/Source/CPack/cmCPackGenerator.cxx
index 84e64821e..8139d298a 100644
--- a/Source/CPack/cmCPackGenerator.cxx
+++ b/Source/CPack/cmCPackGenerator.cxx
@@ -437,6 +437,18 @@ int cmCPackGenerator::InstallProjectViaInstalledDirectories(
           cmCPackLogger(cmCPackLog::LOG_DEBUG, "Will create a symlink: "
                          << symlinkedIt->second << "--> "
                          << symlinkedIt->first << std::endl);
+          // make sure directory exists for symlink
+          std::string destDir =
+            cmSystemTools::GetFilenamePath(symlinkedIt->second);
+          if(!destDir.empty() && !cmSystemTools::MakeDirectory(destDir))
+            {
+            cmCPackLogger(cmCPackLog::LOG_ERROR, "Cannot create dir: "
+                          << destDir
+                          << "\nTrying to create symlink: "
+                          << symlinkedIt->second << "--> "
+                          << symlinkedIt->first
+                          << std::endl);
+            }
           if (!cmSystemTools::CreateSymlink((symlinkedIt->first).c_str(),
                                             (symlinkedIt->second).c_str()))
             {