btrfs-progs: prop: convert error messages to use error()

props.c uses 'fprintf(stderr, "ERROR: ...")' as its error messages,
however we have generic error() function.

Signed-off-by: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Satoru Takeuchi 2016-05-09 16:20:01 +09:00 committed by David Sterba
parent 21dc9050b5
commit ece1cef709

26
props.c
View File

@ -48,16 +48,15 @@ static int prop_read_only(enum prop_object_type type,
fd = open(object, O_RDONLY);
if (fd < 0) {
ret = -errno;
fprintf(stderr, "ERROR: open %s failed. %s\n",
object, strerror(-ret));
error("failed to open %s: %s", object, strerror(-ret));
goto out;
}
ret = ioctl(fd, BTRFS_IOC_SUBVOL_GETFLAGS, &flags);
if (ret < 0) {
ret = -errno;
fprintf(stderr, "ERROR: failed to get flags for %s. %s\n",
object, strerror(-ret));
error("failed to get flags for %s: %s", object,
strerror(-ret));
goto out;
}
@ -76,15 +75,15 @@ static int prop_read_only(enum prop_object_type type,
flags = flags & ~BTRFS_SUBVOL_RDONLY;
} else {
ret = -EINVAL;
fprintf(stderr, "ERROR: invalid value for property.\n");
error("invalid value for property: %s", value);
goto out;
}
ret = ioctl(fd, BTRFS_IOC_SUBVOL_SETFLAGS, &flags);
if (ret < 0) {
ret = -errno;
fprintf(stderr, "ERROR: failed to set flags for %s. %s\n",
object, strerror(-ret));
error("failed to set flags for %s: %s", object,
strerror(-ret));
goto out;
}
@ -130,8 +129,7 @@ static int prop_compression(enum prop_object_type type,
fd = open_file_or_dir3(object, &dirstream, open_flags);
if (fd == -1) {
ret = -errno;
fprintf(stderr, "ERROR: open %s failed. %s\n",
object, strerror(-ret));
error("failed to open %s: %s", object, strerror(-ret));
goto out;
}
@ -151,9 +149,8 @@ static int prop_compression(enum prop_object_type type,
if (sret < 0) {
ret = -errno;
if (ret != -ENOATTR)
fprintf(stderr,
"ERROR: failed to %s compression for %s. %s\n",
value ? "set" : "get", object, strerror(-ret));
error("failed to %s compression for %s: %s",
value ? "set" : "get", object, strerror(-ret));
else
ret = 0;
goto out;
@ -169,9 +166,8 @@ static int prop_compression(enum prop_object_type type,
sret = fgetxattr(fd, xattr_name, buf, len);
if (sret < 0) {
ret = -errno;
fprintf(stderr,
"ERROR: failed to get compression for %s. %s\n",
object, strerror(-ret));
error("failed to get compression for %s: %s",
object, strerror(-ret));
goto out;
}
fprintf(stdout, "compression=%.*s\n", (int)len, buf);