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| author | Denys Vlasenko | 2017-09-29 18:17:25 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2017-09-29 18:17:25 +0200 |
| commit | 6f97b30a904407c1f1701d937d9258ca9175c6ab (patch) | |
| tree | 093a86cb555fb3e7f365cea21095a7df8d5dce77 /include | |
| parent | f625836e6059d307e951a60b60f1c9ed259ee983 (diff) | |
| download | busybox-6f97b30a904407c1f1701d937d9258ca9175c6ab.zip busybox-6f97b30a904407c1f1701d937d9258ca9175c6ab.tar.gz | |
use %m printf specifier where appropriate
function old new delta
out 85 75 -10
udhcpd_main 1472 1461 -11
open_stdio_to_tty 98 85 -13
init_exec 245 232 -13
udhcpc_main 2763 2749 -14
do_cmd 4771 4755 -16
status_line_bold_errno 32 14 -18
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/7 up/down: 0/-95) Total: -95 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/libbb.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/libbb.h b/include/libbb.h index aff2825..daccf15 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -162,6 +162,17 @@ #ifndef HAVE_XTABS # define XTABS TAB3 #endif +/* + * Use '%m' to append error string on platforms that support it, + * '%s' and strerror() on those that don't. + */ +#ifdef HAVE_PRINTF_PERCENTM +# define STRERROR_FMT "%m" +# define STRERROR_ERRNO /*nothing*/ +#else +# define STRERROR_FMT "%s" +# define STRERROR_ERRNO ,strerror(errno) +#endif /* Some libc's forget to declare these, do it ourself */ |