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Fixed typos and made some cleanups in the async stuff

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This commit is contained in:
Jaroslav Kysela 2001-10-18 12:33:45 +00:00
parent 56778fa89d
commit 67cc9dbc75
4 changed files with 9 additions and 9 deletions
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8
src/async.c
View file

@ -46,7 +46,7 @@ void snd_async_init(void)
int snd_async_signo = SIGIO;
#endif
static struct list_head snd_async_handlers;
static LIST_HEAD(snd_async_handlers);
static void snd_async_handler(int signo ATTRIBUTE_UNUSED, siginfo_t *siginfo, void *context ATTRIBUTE_UNUSED)
{
@ -56,10 +56,8 @@ static void snd_async_handler(int signo ATTRIBUTE_UNUSED, siginfo_t *siginfo, vo
fd = siginfo->si_fd;
list_for_each(i, &snd_async_handlers) {
snd_async_handler_t *h = list_entry(i, snd_async_handler_t, glist);
if (h->fd == fd) {
if (h->fd == fd && h->callback)
h->callback(h);
// break;
}
}
}
@ -88,6 +86,7 @@ int snd_async_add_handler(snd_async_handler_t **handler, int fd,
if (was_empty) {
int err;
struct sigaction act;
memset(&act, 0, sizeof(act));
act.sa_flags = SA_RESTART | SA_SIGINFO;
act.sa_sigaction = snd_async_handler;
sigemptyset(&act.sa_mask);
@ -111,6 +110,7 @@ int snd_async_del_handler(snd_async_handler_t *handler)
list_del(&handler->glist);
if (list_empty(&snd_async_handlers)) {
struct sigaction act;
memset(&act, 0, sizeof(act));
act.sa_flags = 0;
act.sa_handler = SIG_DFL;
err = sigaction(snd_async_signo, &act, NULL);

4
src/control/control_hw.c
View file

@ -90,11 +90,11 @@ static int snd_ctl_hw_async(snd_ctl_t *ctl, int sig, pid_t pid)
}
if (sig < 0)
return 0;
if (fcntl(fd, F_SETSIG, sig) < 0) {
if (fcntl(fd, F_SETSIG, (long)sig) < 0) {
SYSERR("F_SETSIG failed");
return -errno;
}
if (fcntl(fd, F_SETOWN, pid) < 0) {
if (fcntl(fd, F_SETOWN, (long)pid) < 0) {
SYSERR("F_SETOWN failed");
return -errno;
}

2
src/pcm/pcm.c
View file

@ -993,7 +993,7 @@ int snd_async_add_pcm_handler(snd_async_handler_t **handler, snd_pcm_t *pcm,
was_empty = list_empty(&pcm->async_handlers);
list_add_tail(&h->hlist, &pcm->async_handlers);
if (was_empty) {
err = snd_pcm_async(pcm, getpid(), snd_async_signo);
err = snd_pcm_async(pcm, snd_async_signo, getpid());
if (err < 0) {
snd_async_del_handler(h);
return err;

4
src/pcm/pcm_hw.c
View file

@ -88,11 +88,11 @@ static int snd_pcm_hw_async(snd_pcm_t *pcm, int sig, pid_t pid)
}
if (sig < 0)
return 0;
if (fcntl(fd, F_SETSIG, sig) < 0) {
if (fcntl(fd, F_SETSIG, (long)sig) < 0) {
SYSERR("F_SETSIG failed");
return -errno;
}
if (fcntl(fd, F_SETOWN, pid) < 0) {
if (fcntl(fd, F_SETOWN, (long)pid) < 0) {
SYSERR("F_SETOWN failed");
return -errno;
}