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| author | Paul Eggert <eggert@cs.ucla.edu> | 2004-08-09 23:33:53 +0000 |
|---|---|---|
| committer | Paul Eggert <eggert@cs.ucla.edu> | 2004-08-09 23:33:53 +0000 |
| commit | 1ff6d6ea07aeaf30ba24cded76d426d233185d78 (patch) | |
| tree | dae3f97d746806ca3e5f3390112b8504260e9d2b /lib | |
| parent | 3038f02225f3203d8ddc095f40373c9e40bc3bfe (diff) | |
| download | coreutils-1ff6d6ea07aeaf30ba24cded76d426d233185d78.tar.xz | |
(rpl_chown): Work even if the file is writeable but not readable.
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/chown.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/chown.c b/lib/chown.c index d761c7339..2b6b29d46 100644 --- a/lib/chown.c +++ b/lib/chown.c @@ -68,10 +68,11 @@ rpl_chown (const char *file, uid_t uid, gid_t gid) /* 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)) { |