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authorDenys Vlasenko2013-11-12 12:09:14 +0100
committerDenys Vlasenko2013-11-12 12:09:14 +0100
commitcd0936be361ad2566200479d66fc1e5671182b73 (patch)
treeea80e1bd884cd37cfd38ef251802f16cf9d8d75d /util-linux/fstrim.c
parentd3092c99ae90f2be2e1f990eab15921ea26652fd (diff)
downloadbusybox-cd0936be361ad2566200479d66fc1e5671182b73.zip
busybox-cd0936be361ad2566200479d66fc1e5671182b73.tar.gz
fstrim: use new-style config/kbuild/applet snippets; trim help text
function old new delta packed_usage 29546 29520 -26 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'util-linux/fstrim.c')
-rw-r--r--util-linux/fstrim.c34
1 files changed, 22 insertions, 12 deletions
diff --git a/util-linux/fstrim.c b/util-linux/fstrim.c
index 4d90fa7..675a021 100644
--- a/util-linux/fstrim.c
+++ b/util-linux/fstrim.c
@@ -8,21 +8,31 @@
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
+//config:config FSTRIM
+//config: bool "fstrim"
+//config: default y
+//config: select PLATFORM_LINUX
+//config: help
+//config: Discard unused blocks on a mounted filesystem.
+
+//applet:IF_FSTRIM(APPLET(fstrim, BB_DIR_SBIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_FSTRIM) += fstrim.o
+
//usage:#define fstrim_trivial_usage
-//usage: "[Options] <mountpoint>"
+//usage: "[OPTIONS] MOUNTPOINT"
//usage:#define fstrim_full_usage "\n\n"
-//usage: "Options:"
//usage: IF_LONG_OPTS(
-//usage: "\n -o,--offset=offset offset in bytes to discard from"
-//usage: "\n -l,--length=length length of bytes to discard from the offset"
-//usage: "\n -m,--minimum=minimum minimum extent length to discard"
-//usage: "\n -v,--verbose print number of discarded bytes"
+//usage: " -o,--offset=OFFSET Offset in bytes to discard from"
+//usage: "\n -l,--length=LEN Bytes to discard"
+//usage: "\n -m,--minimum=MIN Minimum extent length"
+//usage: "\n -v,--verbose Print number of discarded bytes"
//usage: )
//usage: IF_NOT_LONG_OPTS(
-//usage: "\n -o offset offset in bytes to discard from"
-//usage: "\n -l length length of bytes to discard from the offset"
-//usage: "\n -m minimum minimum extent length to discard"
-//usage: "\n -v, print number of discarded bytes"
+//usage: " -o OFFSET Offset in bytes to discard from"
+//usage: "\n -l LEN Bytes to discard"
+//usage: "\n -m MIN Minimum extent length"
+//usage: "\n -v, Print number of discarded bytes"
//usage: )
#include "libbb.h"
@@ -94,7 +104,7 @@ int fstrim_main(int argc UNUSED_PARAM, char **argv)
if (opts & OPT_m)
range.minlen = xatoull_sfx(arg_m, fstrim_sfx);
- mp = *(argv += optind);
+ mp = argv[optind];
if (find_block_device(mp)) {
fd = xopen_nonblocking(mp);
xioctl(fd, FITRIM, &range);
@@ -102,7 +112,7 @@ int fstrim_main(int argc UNUSED_PARAM, char **argv)
close(fd);
if (opts & OPT_v)
- printf("%s: %llu bytes were trimmed\n", mp, range.len);
+ printf("%s: %llu bytes trimmed\n", mp, (unsigned long long)range.len);
return EXIT_SUCCESS;
}
return EXIT_FAILURE;