diff options
author | Emmanuel Dreyfus <manu@netbsd.org> | 2011-12-08 10:55:27 +0000 |
---|---|---|
committer | Miklos Szeredi <mszeredi@suse.cz> | 2011-12-08 13:44:19 +0100 |
commit | 40a47ede7280c023495be97d54b08d60a932f4a7 (patch) | |
tree | 56cf6ec4e40db67b43b479ec4dc52636c8c8e4c0 /example | |
parent | 1bf98cf7bcefc810775e1aa80991a13e6070090c (diff) |
utimens availability check
fusexmp uses utimens and takes that function for granted. It is part of
POSIX exended API set 2 and some systems do not have it yet. Attached
patch checks for utimens availability and returns ENOSYS if unavailable.
Diffstat (limited to 'example')
-rw-r--r-- | example/fusexmp.c | 5 | ||||
-rw-r--r-- | example/fusexmp_fh.c | 5 |
2 files changed, 10 insertions, 0 deletions
diff --git a/example/fusexmp.c b/example/fusexmp.c index 58b77a8..fa3fb4d 100644 --- a/example/fusexmp.c +++ b/example/fusexmp.c @@ -213,16 +213,19 @@ static int xmp_truncate(const char *path, off_t size) return 0; } +#ifdef HAVE_UTIMENSAT static int xmp_utimens(const char *path, const struct timespec ts[2]) { int res; + /* don't use utime/utimes since they follow symlinks */ res = utimensat(0, path, ts, AT_SYMLINK_NOFOLLOW); if (res == -1) return -errno; return 0; } +#endif static int xmp_open(const char *path, struct fuse_file_info *fi) { @@ -359,7 +362,9 @@ static struct fuse_operations xmp_oper = { .chmod = xmp_chmod, .chown = xmp_chown, .truncate = xmp_truncate, +#ifdef HAVE_UTIMENSAT .utimens = xmp_utimens, +#endif .open = xmp_open, .read = xmp_read, .write = xmp_write, diff --git a/example/fusexmp_fh.c b/example/fusexmp_fh.c index 046185c..57053ca 100644 --- a/example/fusexmp_fh.c +++ b/example/fusexmp_fh.c @@ -283,16 +283,19 @@ static int xmp_ftruncate(const char *path, off_t size, return 0; } +#ifdef HAVE_UTIMENSAT static int xmp_utimens(const char *path, const struct timespec ts[2]) { int res; + /* don't use utime/utimes since they follow symlinks */ res = utimensat(0, path, ts, AT_SYMLINK_NOFOLLOW); if (res == -1) return -errno; return 0; } +#endif static int xmp_create(const char *path, mode_t mode, struct fuse_file_info *fi) { @@ -513,7 +516,9 @@ static struct fuse_operations xmp_oper = { .chown = xmp_chown, .truncate = xmp_truncate, .ftruncate = xmp_ftruncate, +#ifdef HAVE_UTIMENSAT .utimens = xmp_utimens, +#endif .create = xmp_create, .open = xmp_open, .read = xmp_read, |