classes/externalsrc: fix symlinking if symlink exists pointing to another path

If the oe-workdir / oe-logs symlink exists and points to a different
path then the symlink needs to be removed before calling os.symlink() or
it'll fail.

Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/classes/externalsrc.bbclass b/meta/classes/externalsrc.bbclass
index b608bd04e8a1b0c4ec14aa05d2dc9faaaf5f3278..0ec338c660e75d07eb6eb65f71d7c43a96e3917d 100644 (file)
--- a/meta/classes/externalsrc.bbclass
+++ b/meta/classes/externalsrc.bbclass
@@ -115,6 +115,7 @@ python externalsrc_configure_prefunc() {
                 # Link already exists, leave it if it points to the right location already
                 if os.readlink(lnkfile) == target:
                     continue
+                os.unlink(lnkfile)
             elif os.path.exists(lnkfile):
                 # File/dir exists with same name as link, just leave it alone
                 continue