File: postnote.c

package info (click to toggle)
9base 1%3A2-8
  • links: PTS
  • area: main
  • in suites: lenny
  • size: 2,120 kB
  • ctags: 3,522
  • sloc: ansic: 34,477; yacc: 1,623; makefile: 373; sh: 48; asm: 8
file content (34 lines) | stat: -rw-r--r-- 452 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
 
#include <u.h>
#define NOPLAN9DEFINES
#include <libc.h>

#include <signal.h>


extern int _p9strsig(char*);

int
postnote(int who, int pid, char *msg)
{
	int sig;

	sig = _p9strsig(msg);
	if(sig == 0){
		werrstr("unknown note");
		return -1;
	}

	switch(who){
	default:
		werrstr("bad who in postnote");
		return -1;
	case PNPROC:
		return kill(pid, sig);
	case PNGROUP:
		if((pid = getpgid(pid)) < 0)
			return -1;
		return killpg(pid, sig);
	}
}