diff options
Diffstat (limited to 'toys/posix/ps.c')
| -rw-r--r-- | toys/posix/ps.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/toys/posix/ps.c b/toys/posix/ps.c index 0dd4952d..e7de6ffb 100644 --- a/toys/posix/ps.c +++ b/toys/posix/ps.c @@ -34,7 +34,7 @@ * significant. The array index is used in strawberry->which (consumed * in do_ps()) and in the bitmasks enabling default fields in ps_main(). -USE_PS(NEWTOY(ps, "aAdeflo*p*s*t*u*U*g*G*w[!ol][+Ae]", TOYFLAG_USR|TOYFLAG_BIN)) +USE_PS(NEWTOY(ps, "(ppid)*aAdeflo*p(pid)*s*t*u*U*g*G*w[!ol][+Ae]", TOYFLAG_USR|TOYFLAG_BIN)) config PS bool "ps" @@ -50,13 +50,14 @@ config PS -a Processes with terminals that aren't session leaders -d All processes that aren't session leaders -e Same as -A - -g belonging to GROUPs - -G belonging to real GROUPs (before sgid) + -g Belonging to GROUPs + -G Belonging to real GROUPs (before sgid) -p PIDs - -s in session IDs - -t attached to selected TTYs - -u owned by USERs - -U owned by real USERs (before suid) + --ppid Parent PIDs + -s In session IDs + -t Attached to selected TTYs + -u Owned by USERs + -U Owned by real USERs (before suid) -w Wide output (don't truncate at terminal width) Which FIELDs to show. (Default = -o PID,TTY,TIME,CMD) @@ -115,8 +116,9 @@ GLOBALS( struct arg_list *s; struct arg_list *p; struct arg_list *o; + struct arg_list *ppid; - struct ptr_len gg, GG, pp, ss, tt, uu, UU, *parsing; + struct ptr_len gg, GG, pp, ppids, ss, tt, uu, UU, *parsing; unsigned width; dev_t tty; void *fields; @@ -143,11 +145,13 @@ static time_t get_uptime(void) // Return 1 to display, 0 to skip static int match_process(long long *slot) { - struct ptr_len *match[] = {&TT.gg,&TT.GG,&TT.pp,&TT.ss,&TT.tt,&TT.uu,&TT.UU}; - int i, j, mslot[] = {33, 34, 0, 3, 4, 31, 32}; + struct ptr_len *match[] = { + &TT.gg, &TT.GG, &TT.pp, &TT.ppids, &TT.ss, &TT.tt, &TT.uu, &TT.UU + }; + int i, j, mslot[] = {33, 34, 0, 1, 3, 4, 31, 32}; long *ll = 0; - // Do we have -g -G -p -s -t -u -U options selecting processes? + // Do we have -g -G -p --ppid -s -t -u -U options selecting processes? for (i = 0; i < ARRAY_LEN(match); i++) { if (match[i]->len) { ll = match[i]->ptr; @@ -566,6 +570,8 @@ void ps_main(void) } // parse command line options other than -o + TT.parsing = &TT.ppids; + comma_args(TT.ppid, "bad --ppid", parse_rest); TT.parsing = &TT.pp; comma_args(TT.p, "bad -p", parse_rest); TT.parsing = &TT.tt; @@ -604,6 +610,7 @@ void ps_main(void) free(TT.gg.ptr); free(TT.GG.ptr); free(TT.pp.ptr); + free(TT.ppids.ptr); free(TT.ss.ptr); free(TT.tt.ptr); free(TT.uu.ptr); |