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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2010-07-01 16:42:27 +0200 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2010-07-01 16:42:27 +0200 |
| commit | 922f6f51dba8ba710cac0679635ed811b2139a53 (patch) | |
| tree | 579ec114ed4608c99634b03bbcabfd94afd6e1bd /miscutils | |
| parent | cd0f6b0c939e5098410ddb171db8c4a26cf8d623 (diff) | |
| download | busybox-922f6f51dba8ba710cac0679635ed811b2139a53.tar.gz | |
chrt: code shrink
function old new delta
show_min_max 80 60 -20
packed_usage 26929 26896 -33
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-53) Total: -53 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'miscutils')
| -rw-r--r-- | miscutils/chrt.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/miscutils/chrt.c b/miscutils/chrt.c index e2b7f8ae0..3d0da58ca 100644 --- a/miscutils/chrt.c +++ b/miscutils/chrt.c @@ -5,33 +5,35 @@ * * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. */ - #include <sched.h> #include "libbb.h" #ifndef _POSIX_PRIORITY_SCHEDULING #warning your system may be foobared #endif + static const struct { int policy; - char name[12]; + char name[sizeof("SCHED_OTHER")]; } policies[] = { {SCHED_OTHER, "SCHED_OTHER"}, {SCHED_FIFO, "SCHED_FIFO"}, {SCHED_RR, "SCHED_RR"} }; +//TODO: add +// -b, SCHED_BATCH +// -i, SCHED_IDLE + static void show_min_max(int pol) { - const char *fmt = "%s min/max priority\t: %d/%d\n\0%s not supported?\n"; + const char *fmt = "%s min/max priority\t: %u/%u\n"; int max, min; + max = sched_get_priority_max(pol); min = sched_get_priority_min(pol); - if (max >= 0 && min >= 0) - printf(fmt, policies[pol].name, min, max); - else { - fmt += 29; - printf(fmt, policies[pol].name); - } + if ((max|min) < 0) + fmt = "%s not supported\n"; + printf(fmt, policies[pol].name, min, max); } #define OPT_m (1<<0) |