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changeset 5172:43b6cc039c49

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(rpl_chown): Work even if the file is writeable but not readable.
author Paul Eggert <eggert@cs.ucla.edu>
date Tue, 10 Aug 2004 04:49:04 +0000
parents 496d490f0b30
children 663a1b941e51
files lib/chown.c
diffstat 1 files changed, 3 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/lib/chown.c
+++ b/lib/chown.c
@@ -68,10 +68,11 @@
     /* Handle the case in which the system-supplied chown function
        does *not* follow symlinks.  Instead, it changes permissions
        on the symlink itself.  To work around that, we open the
-       file (but this can fail due to lack of read permission) and
+       file (but this can fail due to lack of read or write permission) and
        use fchown on the resulting descriptor.  */
     int fd = open (file, O_RDONLY | O_NONBLOCK | O_NOCTTY);
-    if (fd == -1)
+    if (fd < 0
+	&& (fd = open (file, O_WRONLY | O_NONBLOCK | O_NOCTTY)) < 0)
       return -1;
     if (fchown (fd, uid, gid))
       {