annotate util.c @ 317:45af6a8a0cbf
small renamings of two static functions
author |
Anselm R.Garbe <arg@10ksloc.org> |
date |
Mon, 21 Aug 2006 07:33:18 +0200 |
parents |
dacd3f3c5823 |
children |
58c09c533d3f |
rev |
line source |
garbeam@2
|
1 /*
|
garbeam@2
|
2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
|
garbeam@2
|
3 * See LICENSE file for license details.
|
garbeam@2
|
4 */
|
garbeam@76
|
5 #include "dwm.h"
|
garbeam@2
|
6 #include <stdarg.h>
|
garbeam@2
|
7 #include <stdio.h>
|
garbeam@2
|
8 #include <stdlib.h>
|
garbeam@5
|
9 #include <sys/wait.h>
|
garbeam@5
|
10 #include <unistd.h>
|
garbeam@5
|
11
|
garbeam@84
|
12 /* static */
|
garbeam@2
|
13
|
garbeam@3
|
14 static void
|
arg@317
|
15 badmalloc(unsigned int size)
|
garbeam@3
|
16 {
|
arg@138
|
17 eprint("fatal: could not malloc() %u bytes\n", size);
|
garbeam@3
|
18 }
|
garbeam@3
|
19
|
garbeam@84
|
20 /* extern */
|
garbeam@76
|
21
|
garbeam@3
|
22 void *
|
garbeam@3
|
23 emallocz(unsigned int size)
|
garbeam@3
|
24 {
|
garbeam@3
|
25 void *res = calloc(1, size);
|
arg@123
|
26
|
garbeam@3
|
27 if(!res)
|
arg@317
|
28 badmalloc(size);
|
garbeam@3
|
29 return res;
|
garbeam@3
|
30 }
|
garbeam@3
|
31
|
garbeam@3
|
32 void
|
arg@187
|
33 eprint(const char *errstr, ...)
|
arg@187
|
34 {
|
garbeam@76
|
35 va_list ap;
|
arg@123
|
36
|
garbeam@76
|
37 va_start(ap, errstr);
|
garbeam@76
|
38 vfprintf(stderr, errstr, ap);
|
garbeam@76
|
39 va_end(ap);
|
garbeam@92
|
40 exit(EXIT_FAILURE);
|
garbeam@76
|
41 }
|
garbeam@76
|
42
|
arg@270
|
43 void *
|
arg@270
|
44 erealloc(void *ptr, unsigned int size)
|
arg@270
|
45 {
|
arg@270
|
46 void *res = realloc(ptr, size);
|
arg@270
|
47 if(!res)
|
arg@317
|
48 badmalloc(size);
|
arg@270
|
49 return res;
|
arg@270
|
50 }
|
arg@270
|
51
|
garbeam@76
|
52 void
|
garbeam@49
|
53 spawn(Arg *arg)
|
garbeam@5
|
54 {
|
arg@189
|
55 static char *shell = NULL;
|
arg@123
|
56
|
arg@189
|
57 if(!shell && !(shell = getenv("SHELL")))
|
arg@189
|
58 shell = "/bin/sh";
|
arg@189
|
59
|
arg@189
|
60 if(!arg->cmd)
|
garbeam@5
|
61 return;
|
garbeam@5
|
62 if(fork() == 0) {
|
garbeam@5
|
63 if(fork() == 0) {
|
garbeam@5
|
64 if(dpy)
|
garbeam@5
|
65 close(ConnectionNumber(dpy));
|
garbeam@9
|
66 setsid();
|
arg@189
|
67 execl(shell, shell, "-c", arg->cmd, NULL);
|
arg@217
|
68 fprintf(stderr, "dwm: execl '%s -c %s'", shell, arg->cmd);
|
garbeam@5
|
69 perror(" failed");
|
garbeam@5
|
70 }
|
arg@138
|
71 exit(0);
|
garbeam@5
|
72 }
|
garbeam@5
|
73 wait(0);
|
garbeam@5
|
74 }
|