usage(): return success if -h is called && print more appropriate usage, opts can't be all called at the same time, that's why a separator is required
This commit is contained in:
parent
d1dd72bae9
commit
cfb4a5d3ff
1 changed files with 8 additions and 6 deletions
14
slstatus.c
14
slstatus.c
|
@ -70,7 +70,7 @@ static char *wifi_perc(const char *iface);
|
|||
static char *wifi_essid(const char *iface);
|
||||
static char *kernel_release(void);
|
||||
static void sighandler(const int signo);
|
||||
static void usage(void);
|
||||
static void usage(int);
|
||||
|
||||
char *argv0;
|
||||
char concat[];
|
||||
|
@ -756,10 +756,10 @@ sighandler(const int signo)
|
|||
}
|
||||
|
||||
static void
|
||||
usage(void)
|
||||
usage(int eval)
|
||||
{
|
||||
fprintf(stderr, "usage: %s [-dhov]\n", argv0);
|
||||
exit(1);
|
||||
fprintf(stderr, "usage: %s [-d] [-o] [-v] [-h]\n", argv0);
|
||||
exit(eval);
|
||||
}
|
||||
|
||||
int
|
||||
|
@ -781,12 +781,14 @@ main(int argc, char *argv[])
|
|||
case 'v':
|
||||
printf("slstatus %s (C) 2016 slstatus engineers\n", VERSION);
|
||||
return 0;
|
||||
case 'h':
|
||||
usage(0);
|
||||
default:
|
||||
usage();
|
||||
usage(1);
|
||||
} ARGEND
|
||||
|
||||
if (dflag && oflag) {
|
||||
usage();
|
||||
usage(1);
|
||||
}
|
||||
if (dflag && daemon(1, 1) < 0) {
|
||||
err(1, "daemon");
|
||||
|
|
Loading…
Reference in a new issue