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authorRob Landley <rob@landley.net>2016-05-16 14:51:37 -0500
committerRob Landley <rob@landley.net>2016-05-16 14:51:37 -0500
commit713055b349b2e6adc7ada2640cd7a40b3d311fb6 (patch)
treef00d992e549d9a4ff1a9ef39ab49f11ced3f7cd1 /toys
parente345fbdadc9adb6cceb2fb71e8d5f69e71403890 (diff)
downloadtoybox-713055b349b2e6adc7ada2640cd7a40b3d311fb6.tar.gz
Add top -O
Diffstat (limited to 'toys')
-rw-r--r--toys/posix/ps.c56
1 files changed, 33 insertions, 23 deletions
diff --git a/toys/posix/ps.c b/toys/posix/ps.c
index bfd6807a..9557b64d 100644
--- a/toys/posix/ps.c
+++ b/toys/posix/ps.c
@@ -43,9 +43,9 @@
* TODO: top: thread support and SMP
* TODO: pgrep -f only searches the amount of cmdline that fits in toybuf.
-USE_PS(NEWTOY(ps, "k(sort)*P(ppid)*aAdeflMno*O*p(pid)*s*t*Tu*U*g*G*wZ[!ol][+Ae]", TOYFLAG_USR|TOYFLAG_BIN|TOYFLAG_LOCALE))
+USE_PS(NEWTOY(ps, "k(sort)*P(ppid)*aAdeflMno*O*p(pid)*s*t*Tu*U*g*G*wZ[!ol][+Ae][!oO]", TOYFLAG_USR|TOYFLAG_BIN|TOYFLAG_LOCALE))
// stayroot because iotop needs root to read other process' proc/$$/io
-USE_TOP(NEWTOY(top, ">0m" "Hk*o*p*u*s#<1=9d#=3<1n#<1bq", TOYFLAG_USR|TOYFLAG_BIN|TOYFLAG_LOCALE))
+USE_TOP(NEWTOY(top, ">0m" "O*Hk*o*p*u*s#<1d#=3<1n#<1bq[!oO]", TOYFLAG_USR|TOYFLAG_BIN|TOYFLAG_LOCALE))
USE_IOTOP(NEWTOY(iotop, ">0AaKO" "k*o*p*u*s#<1=7d#=3<1n#<1bq", TOYFLAG_USR|TOYFLAG_BIN|TOYFLAG_STAYROOT|TOYFLAG_LOCALE))
USE_PGREP(NEWTOY(pgrep, "?cld:u*U*t*s*P*g*G*fnovxL:[-no]", TOYFLAG_USR|TOYFLAG_BIN))
USE_PKILL(NEWTOY(pkill, "Vu*U*t*s*P*g*G*fnovxl:[-no]", TOYFLAG_USR|TOYFLAG_BIN))
@@ -124,6 +124,7 @@ config PS
config TOP
bool "top"
+ depends on TOP_COMMON
default y
help
usage: top [-H] [-k FIELD,] [-o FIELD,] [-s SORT]
@@ -133,11 +134,13 @@ config TOP
-H Show threads
-k Fallback sort FIELDS (default -S,-%CPU,-ETIME,-PID)
-o Show FIELDS (def PID,USER,PR,NI,VIRT,RES,SHR,S,%CPU,%MEM,TIME+,CMDLINE)
+ -O Add FIELDS (replacing PR,NI,VIRT,RES,SHR,S from default)
-s Sort by field number (1-X, default 9)
# Requires CONFIG_IRQ_TIME_ACCOUNTING in the kernel for /proc/$$/io
config IOTOP
bool "iotop"
+ depends on TOP_COMMON
default y
help
usage: iotop [-AaKO]
@@ -156,7 +159,7 @@ config TOP_COMMON
bool
default y
help
- usage: COMMON [-bq] [-n NUMBER] [-d SECONDS] [-p PID,] [-u USER,]
+ usage: * [-bq] [-n NUMBER] [-d SECONDS] [-p PID,] [-u USER,]
-b Batch mode (no tty)
-d Delay SECONDS between each cycle (default 3)
@@ -183,11 +186,21 @@ config PGREP
-L Send SIGNAL instead of printing name
-l Show command name
+config PKILL
+ bool "pkill"
+ default y
+ depends on PGKILL_COMMON
+ help
+ usage: pkill [-l SIGNAL] [PATTERN]
+
+ -l SIGNAL to send
+ -V verbose
+
config PGKILL_COMMON
bool
default y
help
- usage: pgrep [-fnovx] [-G GID,] [-g PGRP,] [-P PPID,] [-s SID,] [-t TERM,] [-U UID,] [-u EUID,]
+ usage: * [-fnovx] [-G GID,] [-g PGRP,] [-P PPID,] [-s SID,] [-t TERM,] [-U UID,] [-u EUID,]
-f Check full command line for PATTERN
-G Match real Group ID(s)
@@ -201,15 +214,6 @@ config PGKILL_COMMON
-u Match effective User ID(s)
-v Negate the match
-x Match whole command (not substring)
-
-config PKILL
- bool "pkill"
- default y
- help
- usage: pkill [-l SIGNAL] [PATTERN]
-
- -l SIGNAL to send
- -V verbose
*/
#define FOR_ps
@@ -238,6 +242,7 @@ GLOBALS(
struct arg_list *p;
struct arg_list *o;
struct arg_list *k;
+ struct arg_list *O;
} top;
struct{
char *L;
@@ -378,6 +383,7 @@ static int shared_match_process(long long *slot)
// Do we have -g -G -p -P -s -t -u -U options selecting processes?
for (i = 0; i < ARRAY_LEN(match); i++) {
struct ptr_len *mm = match[i].ptr;
+
if (mm->len) {
ll = mm->ptr;
for (j = 0; j<mm->len; j++) if (ll[j] == slot[match[i].len]) return 1;
@@ -1342,7 +1348,6 @@ static void top_common(
memset(run, 0, sizeof(run));
for (i = 0; i<mix.count; i++)
run[1+stridx("RSTZ", *string_field(mix.tb[i], &alluc))]++;
-
sprintf(toybuf,
"Tasks: %d total,%4ld running,%4ld sleeping,%4ld stopped,"
"%4ld zombie", mix.count, run[1], run[2], run[3], run[4]);
@@ -1408,10 +1413,11 @@ static void top_common(
}
get_headers(TT.fields, pos = toybuf, sizeof(toybuf));
- for (i = 0, is = *pos; *pos; pos++) {
+ for (i = 0, is = ' '; *pos; pos++) {
was = is;
is = *pos;
- if (isspace(was) && !isspace(is) && i++==TT.sortpos) pos[-1] = '[';
+ if (isspace(was) && !isspace(is) && i++==TT.sortpos && pos!=toybuf)
+ pos[-1] = '[';
if (!isspace(was) && isspace(is) && i==TT.sortpos+1) *pos = ']';
}
*pos = 0;
@@ -1486,8 +1492,6 @@ static void top_common(
static void top_setup(char *defo, char *defk)
{
- int len;
-
TT.top.d *= 1000;
if (toys.optflags&FLAG_b) TT.width = TT.height = 99999;
else {
@@ -1505,8 +1509,6 @@ static void top_setup(char *defo, char *defk)
default_ko(defo, &TT.fields, "bad -o", TT.top.o);
dlist_terminate(TT.fields);
- len = strlen(toybuf);
- if (toybuf[len-1]!=' ' && len<sizeof(toybuf)-1) strcpy(toybuf+len, " ");
// First (dummy) sort field is overwritten by setsort()
default_ko("-S", &TT.kfields, 0, 0);
@@ -1519,9 +1521,17 @@ void top_main(void)
{
// usage: [-h HEADER] -o OUTPUT -k SORT
- top_setup(
- "PID,USER,PR,NI,VIRT,RES,SHR,S,%CPU,%MEM,TIME+,ARGS",
- "-%CPU,-ETIME,-PID");
+ sprintf(toybuf, "PID,USER,%s%%CPU,%%MEM,TIME+,ARGS",
+ TT.top.O ? "" : "PR,NI,VIRT,RES,SHR,S,");
+ if (!TT.top.s) TT.top.s = TT.top.O ? 3 : 9;
+ top_setup(toybuf, "-%CPU,-ETIME,-PID");
+ if (TT.top.O) {
+ struct strawberry *fields = TT.fields;
+
+ fields = fields->next->next;
+ comma_args(TT.top.O, &fields, "bad -O", parse_ko);
+ }
+
top_common(merge_deltas);
}