From 8ae5e58d92542ab395949ae26a582b41cb44fbc1 Mon Sep 17 00:00:00 2001
From: rdb <git@rdb.name>
Date: Mon, 17 Mar 2014 13:26:58 +0000
Subject: [PATCH] Preserve symlinks when copying files

---
 makepanda/makepandacore.py | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/makepanda/makepandacore.py b/makepanda/makepandacore.py
index 0c760d30a0..ec7e661d21 100644
--- a/makepanda/makepandacore.py
+++ b/makepanda/makepandacore.py
@@ -2333,8 +2333,12 @@ def CopyFile(dstfile, srcfile):
         if (fnl < 0): fn = srcfile
         else: fn = srcfile[fnl+1:]
         dstfile = dstdir + fn
-    if (NeedsBuild([dstfile], [srcfile])):
-        WriteBinaryFile(dstfile, ReadBinaryFile(srcfile))
+    if NeedsBuild([dstfile], [srcfile]):
+        if os.path.islink(srcfile):
+            # Preserve symlinks
+            os.symlink(os.readlink(srcfile), dstfile)
+        else:
+            WriteBinaryFile(dstfile, ReadBinaryFile(srcfile))
         JustBuilt([dstfile], [srcfile])
 
 def CopyAllFiles(dstdir, srcdir, suffix=""):