diff options
Diffstat (limited to 'channels/chan_alsa.c')
| -rw-r--r-- | channels/chan_alsa.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/channels/chan_alsa.c b/channels/chan_alsa.c index c45740ef1..eae5b6fa5 100644 --- a/channels/chan_alsa.c +++ b/channels/chan_alsa.c @@ -327,7 +327,9 @@ static void *sound_thread(void *unused) } #endif if (FD_ISSET(sndcmd[0], &rfds)) { - read(sndcmd[0], &cursound, sizeof(cursound)); + if (read(sndcmd[0], &cursound, sizeof(cursound)) < 0) { + ast_log(LOG_WARNING, "read() failed: %s\n", strerror(errno)); + } silencelen = 0; offset = 0; sampsent = 0; @@ -532,7 +534,9 @@ static int alsa_call(struct ast_channel *c, char *dest, int timeout) ast_queue_frame(alsa.owner, &f); ast_mutex_unlock(&alsa.owner->lock); } - write(sndcmd[1], &res, sizeof(res)); + if (write(sndcmd[1], &res, sizeof(res)) < 0) { + ast_log(LOG_WARNING, "write() failed: %s\n", strerror(errno)); + } } snd_pcm_prepare(alsa.icard); snd_pcm_start(alsa.icard); @@ -543,10 +547,12 @@ static int alsa_call(struct ast_channel *c, char *dest, int timeout) static void answer_sound(void) { int res; + nosound = 1; res = 4; - write(sndcmd[1], &res, sizeof(res)); - + if (write(sndcmd[1], &res, sizeof(res)) < 0) { + ast_log(LOG_WARNING, "write() failed: %s\n", strerror(errno)); + } } static int alsa_answer(struct ast_channel *c) @@ -576,7 +582,9 @@ static int alsa_hangup(struct ast_channel *c) if (!autoanswer) { /* Congestion noise */ res = 2; - write(sndcmd[1], &res, sizeof(res)); + if (write(sndcmd[1], &res, sizeof(res)) < 0) { + ast_log(LOG_WARNING, "write() failed: %s\n", strerror(errno)); + } } } snd_pcm_drop(alsa.icard); @@ -770,8 +778,11 @@ static int alsa_indicate(struct ast_channel *chan, int cond, const void *data, s res = -1; } - if (res > -1) - write(sndcmd[1], &res, sizeof(res)); + if (res > -1) { + if (write(sndcmd[1], &res, sizeof(res)) < 0) { + ast_log(LOG_WARNING, "write() failed: %s\n", strerror(errno)); + } + } ast_mutex_unlock(&alsalock); |