diff options
| -rw-r--r-- | toys/posix/ps.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/toys/posix/ps.c b/toys/posix/ps.c index 0f73d820..1e9b54c5 100644 --- a/toys/posix/ps.c +++ b/toys/posix/ps.c @@ -6,7 +6,8 @@ * And http://kernel.org/doc/Documentation/filesystems/proc.txt Table 1-4 * And linux kernel source fs/proc/array.c function do_task_stat() * - * Deviations from posix: no -n because /proc/self/wchan exists. + * Deviations from posix: no -n because /proc/self/wchan exists; we use -n to + * mean "show numeric users and groups" instead. * Posix says default output should have field named "TTY" but if you "-o tty" * the same field should be called "TT" which is _INSANE_ and I'm not doing it. * Similarly -f outputs USER but calls it UID (we call it USER). @@ -26,7 +27,7 @@ * TODO: ps aux (att & bsd style "ps -ax" vs "ps ax" behavior difference) * TODO: finalize F, remove C * switch -fl to -y, use "string" instead of constants to set, remove C - * TODO: --sort -Z + * TODO: --sort * TODO: way too many hardwired constants here, how can I generate them? * TODO: thread support /proc/$d/task/%d/stat (and -o stat has "l") * @@ -34,13 +35,13 @@ * 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, "P(ppid)*aAdeflo*p(pid)*s*t*u*U*g*G*wZ[!ol][+Ae]", TOYFLAG_USR|TOYFLAG_BIN)) +USE_PS(NEWTOY(ps, "P(ppid)*aAdeflno*p(pid)*s*t*u*U*g*G*wZ[!ol][+Ae]", TOYFLAG_USR|TOYFLAG_BIN)) config PS bool "ps" default y help - usage: ps [-AadeflwZ] [-gG GROUP] [-o FIELD] [-p PID] [-t TTY] [-uU USER] + usage: ps [-AadeflnwZ] [-gG GROUP] [-o FIELD] [-p PID] [-t TTY] [-uU USER] List processes. @@ -58,6 +59,10 @@ config PS -t Attached to selected TTYs -u Owned by USERs -U Owned by real USERs (before suid) + + Output modifiers: + + -n Show numeric USER and GROUP -w Wide output (don't truncate at terminal width) Which FIELDs to show. (Default = -o PID,TTY,TIME,CMD) @@ -256,7 +261,7 @@ static int do_ps(struct dirtree *new) // Even entries are numbers, odd are names sprintf(out, "%d", id); - if (i&1) { + if (!(toys.optflags&FLAG_n) && i&1) { if (i>3) { struct group *gr = getgrgid(id); |