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| author | Pino Toscano <toscano.pino@tiscali.it> | 2012-10-29 19:35:56 +0100 |
|---|---|---|
| committer | Pino Toscano <toscano.pino@tiscali.it> | 2012-10-29 19:35:56 +0100 |
| commit | 94ce799f82a1d3b7453b1942016f91334c838b85 (patch) | |
| tree | 71d72c0ee1517df4455f3cc9ec83631a3411f621 /sysdeps/mach/hurd/fdatasync.c | |
| parent | 8bece75210704b1c667087f9c2b71af64a68cb53 (diff) | |
| download | glibc-94ce799f82a1d3b7453b1942016f91334c838b85.tar.gz glibc-94ce799f82a1d3b7453b1942016f91334c838b85.tar.xz glibc-94ce799f82a1d3b7453b1942016f91334c838b85.zip | |
Hurd: fix fdatasync/fsync if the fd does not support file_sync
Handle the case of the fd port implementing a stub (EOPNOTSUPP), properly returning EINVAL.
Diffstat (limited to 'sysdeps/mach/hurd/fdatasync.c')
| -rw-r--r-- | sysdeps/mach/hurd/fdatasync.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sysdeps/mach/hurd/fdatasync.c b/sysdeps/mach/hurd/fdatasync.c index 19d7a4a58a..22c1d103d4 100644 --- a/sysdeps/mach/hurd/fdatasync.c +++ b/sysdeps/mach/hurd/fdatasync.c @@ -26,6 +26,12 @@ fdatasync (int fd) { error_t err = HURD_DPORT_USE (fd, __file_sync (port, 1, 1)); if (err) - return __hurd_dfail (fd, err); + { + if (err == EOPNOTSUPP) + /* If the file descriptor does not support sync, return EINVAL + as POSIX specifies. */ + err = EINVAL; + return __hurd_dfail (fd, err); + } return 0; } |