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authorElliott Hughes <enh@google.com>2017-11-17 12:10:36 -0800
committerRob Landley <rob@landley.net>2017-11-23 20:37:00 -0600
commit95942749b049cd0749bd8cab0cf6afb71cb4ac03 (patch)
tree4485b8156a6f63a51068f4661aa899db37d50c18 /toys/posix
parentd0bcc8d922f83e4137574f721cec6371b086b561 (diff)
downloadtoybox-95942749b049cd0749bd8cab0cf6afb71cb4ac03.tar.gz
Add "time -v".
This shows the other fields in getrusage. I've chosen to only show the ones actually maintained by Linux.
Diffstat (limited to 'toys/posix')
-rw-r--r--toys/posix/time.c23
1 files changed, 19 insertions, 4 deletions
diff --git a/toys/posix/time.c b/toys/posix/time.c
index 2151826d..18664c10 100644
--- a/toys/posix/time.c
+++ b/toys/posix/time.c
@@ -4,22 +4,24 @@
*
* See http://pubs.opengroup.org/onlinepubs/9699919799/utilities/time.html
-USE_TIME(NEWTOY(time, "<1^p", TOYFLAG_USR|TOYFLAG_BIN))
+USE_TIME(NEWTOY(time, "<1^pv", TOYFLAG_USR|TOYFLAG_BIN))
config TIME
bool "time"
default y
depends on TOYBOX_FLOAT
help
- usage: time [-p] COMMAND [ARGS...]
+ usage: time [-pv] COMMAND [ARGS...]
Run command line and report real, user, and system time elapsed in seconds.
(real = clock on the wall, user = cpu used by command's code,
system = cpu used by OS on behalf of command.)
- -p posix mode (ignored)
+ -p posix mode (default)
+ -v verbose mode
*/
+#define FOR_time
#include "toys.h"
void time_main(void)
@@ -43,7 +45,20 @@ void time_main(void)
r = (tv2.tv_sec-tv.tv_sec)+((tv2.tv_usec-tv.tv_usec)/1000000.0);
u = ru.ru_utime.tv_sec+(ru.ru_utime.tv_usec/1000000.0);
s = ru.ru_stime.tv_sec+(ru.ru_stime.tv_usec/1000000.0);
- fprintf(stderr, "real %f\nuser %f\nsys %f\n", r, u, s);
+ if (toys.optflags&FLAG_v) {
+ fprintf(stderr, "Real time (s): %f\n"
+ "System time (s): %f\n"
+ "User time (s): %f\n"
+ "Max RSS (KiB): %ld\n"
+ "Major faults: %ld\n"
+ "Minor faults: %ld\n"
+ "File system inputs: %ld\n"
+ "File system outputs: %ld\n"
+ "Voluntary context switches: %ld\n"
+ "Involuntary context switches: %ld\n", r, u, s,
+ ru.ru_maxrss, ru.ru_majflt, ru.ru_minflt, ru.ru_inblock,
+ ru.ru_oublock, ru.ru_nvcsw, ru.ru_nivcsw);
+ } else fprintf(stderr, "real %f\nuser %f\nsys %f\n", r, u, s);
toys.exitval = WIFEXITED(stat) ? WEXITSTATUS(stat) : WTERMSIG(stat);
}
}