Mercurial > hg > toybox
view toys/lsb/pidof.c @ 1008:a55854bde872
su: cleanery
* make help message more like others
* s/TT\.(.)Argu/TT.\1/g
* move environ to toys.h
* simplify failure messages
* clear password before quit
* not check what execve returns
* -lc
author | Strake <strake888@gmail.com> |
---|---|
date | Sat, 17 Aug 2013 02:54:58 -0500 |
parents | f169d9708518 |
children | 242c5de2bb22 |
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/* pidof.c - Print the Process IDs of all processes with the given names. * * Copyright 2012 Andreas Heck <aheck@gmx.de> * Copyright 2012 Elie De Brauwer <eliedebrauwer@gmail.com> * * http://refspecs.linuxfoundation.org/LSB_4.1.0/LSB-Core-generic/LSB-Core-generic/pidof.html USE_PIDOF(NEWTOY(pidof, "<1so:", TOYFLAG_USR|TOYFLAG_BIN)) config PIDOF bool "pidof" default y help usage: pidof [-s] [-o omitpid[,omitpid..]] [NAME]... Print the PIDs of all processes with the given names. -s single shot, only return one pid. -o omits processes with specified PID */ #define FOR_pidof #include "toys.h" GLOBALS( char *omit; ) static int print_pid(pid_t pid, char * name) { char * res; int len; sprintf(toybuf, "%d", pid); len = strlen(toybuf); // Check omit string if (toys.optflags & FLAG_o) { res = strstr(TT.omit, toybuf); if (res && (res == TT.omit || res[-1] == ',') && (res[len] == ',' || res[len] == 0)) return 1; } xprintf("%*s", len+(!toys.exitval), toybuf); toys.exitval = 0; return !(toys.optflags & FLAG_s); } void pidof_main(void) { toys.exitval = 1; for_each_pid_with_name_in(toys.optargs, print_pid); if (!toys.exitval) xputc('\n'); }