[src/trunk]: src/external/gpl2/xcvs/dist/src check symlink return

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/69ceae3fddb9
branches:  trunk
changeset: 777897:69ceae3fddb9
user:      christos <christos%NetBSD.org@localhost>
date:      Thu Mar 08 20:47:17 2012 +0000

description:
check symlink return

diffstat:

 external/gpl2/xcvs/dist/src/filesubr.c |  3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diffs (13 lines):

diff -r 9d7d5957e18a -r 69ceae3fddb9 external/gpl2/xcvs/dist/src/filesubr.c
--- a/external/gpl2/xcvs/dist/src/filesubr.c    Thu Mar 08 20:46:59 2012 +0000
+++ b/external/gpl2/xcvs/dist/src/filesubr.c    Thu Mar 08 20:47:17 2012 +0000
@@ -45,7 +45,8 @@
     if ((rsize = islink (from)) > 0)
     {
        char *source = Xreadlink (from, rsize);
-       symlink (source, to);
+       if (symlink (source, to) == -1)
+           error (1, errno, "cannot symlink %s to %s", source, to);
        free (source);
        return;
     }