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make use of new pa_readlink() where applicable

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1975 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2007-10-29 15:32:22 +00:00
parent ca98c544ab
commit 27d6b7b473
2 changed files with 27 additions and 16 deletions
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32
src/modules/oss-util.c
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@ -293,29 +293,39 @@ int pa_oss_set_volume(int fd, long mixer, const pa_sample_spec *ss, const pa_cvo
}
static int get_device_number(const char *dev) {
char buf[PATH_MAX];
const char *p, *e;
char *rp = NULL;
int r;
if (readlink(dev, buf, sizeof(buf)) < 0) {
if (errno != EINVAL && errno != ENOLINK)
return -1;
if (!(p = rp = pa_readlink(dev))) {
if (errno != EINVAL && errno != ENOLINK) {
r = -1;
goto finish;
}
p = dev;
} else
p = buf;
}
if ((e = strrchr(p, '/')))
p = e+1;
if (p == 0)
return 0;
if (p == 0) {
r = 0;
goto finish;
}
p = strchr(p, 0) -1;
if (*p >= '0' && *p <= '9')
return *p - '0';
if (*p >= '0' && *p <= '9') {
r = *p - '0';
goto finish;
}
return -1;
r = -1;
finish:
pa_xfree(rp);
return r;
}
int pa_oss_get_hw_description(const char *dev, char *name, size_t l) {