simplified and improved vol_perc()
This commit is contained in:
parent
c288663ebd
commit
d144c8de3d
18
slstatus.c
18
slstatus.c
@ -667,17 +667,23 @@ vol_perc(const char *card)
|
||||
int v, afd, devmask;
|
||||
char *vnames[] = SOUND_DEVICE_NAMES;
|
||||
|
||||
afd = open(card, O_RDONLY);
|
||||
if (afd < 0) {
|
||||
afd = open(card, O_RDONLY | O_NONBLOCK);
|
||||
if (afd == -1) {
|
||||
warn("Cannot open %s", card);
|
||||
return smprintf(UNKNOWN_STR);
|
||||
}
|
||||
|
||||
ioctl(afd, MIXER_READ(SOUND_MIXER_DEVMASK), &devmask);
|
||||
if (ioctl(afd, SOUND_MIXER_READ_DEVMASK, &devmask) == -1) {
|
||||
warn("Cannot get volume for %s", card);
|
||||
close(afd);
|
||||
return smprintf("%s", UNKNOWN_STR);
|
||||
}
|
||||
for (i = 0; i < (sizeof(vnames) / sizeof((vnames[0]))); i++) {
|
||||
if (devmask & (1 << i)) {
|
||||
if (!strcmp("vol", vnames[i])) {
|
||||
ioctl(afd, MIXER_READ(i), &v);
|
||||
if (devmask & (1 << i) && !strcmp("vol", vnames[i])) {
|
||||
if (ioctl(afd, MIXER_READ(i), &v) == -1) {
|
||||
warn("vol_perc: ioctl");
|
||||
close(afd);
|
||||
return smprintf("%s", UNKNOWN_STR);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user