scripts/cp-noerror: Try and use hardlinks if possible

PATCH Richard Purdie 1 participant 1 message Oct 11, 2012

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Richard Purdie

author

2012-10-11 12:50 UTC #0 lore raw

Since we generally have lots of copies of the directories created using this tool, use hardlinks where possible. This should save a little disk space and improve performance slightly.

Signed-off-by Richard Purdie <[email protected]>

---

scripts/cp-noerror +7 -1

index f0cd243..cde1b54 100755
@@ -21,7 +21,13 @@ def copytree(src, dst, symlinks=False, ignore=None):
         srcname = os.path.join(src, name)
         dstname = os.path.join(dst, name)
         try:
-            shutil.copy2(srcname, dstname)
+            d = dstname
+            if os.path.isdir(dstname):
+                d = os.path.join(dstname, os.path.basename(srcname))
+            try:
+                os.link(srcname, dstname)
+            except OSError:
+                shutil.copy2(srcname, dstname)
         # catch the Error from the recursive copytree so that we can
         # continue with other files
         except shutil.Error, err: