xref: /aosp_15_r20/external/toybox/toys/lsb/pidof.c (revision cf5a6c84e2b8763fc1a7db14496fd4742913b199)
1*cf5a6c84SAndroid Build Coastguard Worker /* pidof.c - Print the Process IDs of all processes with the given names.
2*cf5a6c84SAndroid Build Coastguard Worker  *
3*cf5a6c84SAndroid Build Coastguard Worker  * Copyright 2012 Andreas Heck <[email protected]>
4*cf5a6c84SAndroid Build Coastguard Worker  * Copyright 2012 Elie De Brauwer <[email protected]>
5*cf5a6c84SAndroid Build Coastguard Worker  *
6*cf5a6c84SAndroid Build Coastguard Worker  * http://refspecs.linuxfoundation.org/LSB_4.1.0/LSB-Core-generic/LSB-Core-generic/pidof.html
7*cf5a6c84SAndroid Build Coastguard Worker 
8*cf5a6c84SAndroid Build Coastguard Worker USE_PIDOF(NEWTOY(pidof, "so:x", TOYFLAG_BIN))
9*cf5a6c84SAndroid Build Coastguard Worker 
10*cf5a6c84SAndroid Build Coastguard Worker config PIDOF
11*cf5a6c84SAndroid Build Coastguard Worker   bool "pidof"
12*cf5a6c84SAndroid Build Coastguard Worker   default y
13*cf5a6c84SAndroid Build Coastguard Worker   help
14*cf5a6c84SAndroid Build Coastguard Worker     usage: pidof [-s] [-o omitpid[,omitpid...]] [NAME...]
15*cf5a6c84SAndroid Build Coastguard Worker 
16*cf5a6c84SAndroid Build Coastguard Worker     Print the PIDs of all processes with the given names.
17*cf5a6c84SAndroid Build Coastguard Worker 
18*cf5a6c84SAndroid Build Coastguard Worker     -o	Omit PID(s)
19*cf5a6c84SAndroid Build Coastguard Worker     -s	Single shot, only return one pid
20*cf5a6c84SAndroid Build Coastguard Worker     -x	Match shell scripts too
21*cf5a6c84SAndroid Build Coastguard Worker */
22*cf5a6c84SAndroid Build Coastguard Worker 
23*cf5a6c84SAndroid Build Coastguard Worker #define FOR_pidof
24*cf5a6c84SAndroid Build Coastguard Worker #include "toys.h"
25*cf5a6c84SAndroid Build Coastguard Worker 
GLOBALS(char * o;)26*cf5a6c84SAndroid Build Coastguard Worker GLOBALS(
27*cf5a6c84SAndroid Build Coastguard Worker   char *o;
28*cf5a6c84SAndroid Build Coastguard Worker )
29*cf5a6c84SAndroid Build Coastguard Worker 
30*cf5a6c84SAndroid Build Coastguard Worker static int print_pid(pid_t pid, char *name)
31*cf5a6c84SAndroid Build Coastguard Worker {
32*cf5a6c84SAndroid Build Coastguard Worker   sprintf(toybuf, "%d", (int)pid);
33*cf5a6c84SAndroid Build Coastguard Worker   if (comma_scan(TT.o, toybuf, 0)) return 0;
34*cf5a6c84SAndroid Build Coastguard Worker   xprintf(" %s"+!!toys.exitval, toybuf);
35*cf5a6c84SAndroid Build Coastguard Worker   toys.exitval = 0;
36*cf5a6c84SAndroid Build Coastguard Worker 
37*cf5a6c84SAndroid Build Coastguard Worker   return FLAG(s);
38*cf5a6c84SAndroid Build Coastguard Worker }
39*cf5a6c84SAndroid Build Coastguard Worker 
pidof_main(void)40*cf5a6c84SAndroid Build Coastguard Worker void pidof_main(void)
41*cf5a6c84SAndroid Build Coastguard Worker {
42*cf5a6c84SAndroid Build Coastguard Worker   toys.exitval = 1;
43*cf5a6c84SAndroid Build Coastguard Worker   names_to_pid(toys.optargs, print_pid, FLAG(x));
44*cf5a6c84SAndroid Build Coastguard Worker   if (!toys.exitval) xputc('\n');
45*cf5a6c84SAndroid Build Coastguard Worker }
46