diff options
author | Jan Djärv <jan.h.d@swipnet.se> | 2006-05-29 07:25:01 +0000 |
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committer | Jan Djärv <jan.h.d@swipnet.se> | 2006-05-29 07:25:01 +0000 |
commit | 3fc7a865c4399c2ae64b10d5c0a35d6fe08d7de5 (patch) | |
tree | 4af25041444529bbf2373566511f48864c6b2334 /src/sound.c | |
parent | e380957ec2e24b8e6ad1a10aa40a95aa96b20ff2 (diff) | |
download | emacs-3fc7a865c4399c2ae64b10d5c0a35d6fe08d7de5.tar.gz |
* sound.c (alsa_open, alsa_configure, alsa_write): Move
assignment to err out of if-statement.
Diffstat (limited to 'src/sound.c')
-rw-r--r-- | src/sound.c | 41 |
1 files changed, 25 insertions, 16 deletions
diff --git a/src/sound.c b/src/sound.c index 6317b6c6279..c512ca45864 100644 --- a/src/sound.c +++ b/src/sound.c @@ -971,7 +971,8 @@ alsa_open (sd) sd->data = p; - if ((err = snd_pcm_open (&p->handle, file, SND_PCM_STREAM_PLAYBACK, 0)) < 0) + err = snd_pcm_open (&p->handle, file, SND_PCM_STREAM_PLAYBACK, 0); + if (err < 0) alsa_sound_perror (file, err); } @@ -993,33 +994,40 @@ alsa_configure (sd) xassert (p->handle != 0); - if ((err = snd_pcm_hw_params_malloc (&p->hwparams)) < 0) + err = snd_pcm_hw_params_malloc (&p->hwparams); + if (err < 0) alsa_sound_perror ("Could not allocate hardware parameter structure", err); - if ((err = snd_pcm_sw_params_malloc (&p->swparams)) < 0) + err = snd_pcm_sw_params_malloc (&p->swparams); + if (err < 0) alsa_sound_perror ("Could not allocate software parameter structure", err); - if ((err = snd_pcm_hw_params_any (p->handle, p->hwparams)) < 0) + err = snd_pcm_hw_params_any (p->handle, p->hwparams); + if (err < 0) alsa_sound_perror ("Could not initialize hardware parameter structure", err); - if ((err = snd_pcm_hw_params_set_access (p->handle, p->hwparams, - SND_PCM_ACCESS_RW_INTERLEAVED)) < 0) + err = snd_pcm_hw_params_set_access (p->handle, p->hwparams, + SND_PCM_ACCESS_RW_INTERLEAVED); + if (err < 0) alsa_sound_perror ("Could not set access type", err); val = sd->format; - if ((err = snd_pcm_hw_params_set_format (p->handle, p->hwparams, val)) < 0) + err = snd_pcm_hw_params_set_format (p->handle, p->hwparams, val); + if (err < 0) alsa_sound_perror ("Could not set sound format", err); val = sd->sample_rate; - if ((err = snd_pcm_hw_params_set_rate_near (p->handle, p->hwparams, &val, 0)) - < 0) + err = snd_pcm_hw_params_set_rate_near (p->handle, p->hwparams, &val, 0); + if (err < 0) alsa_sound_perror ("Could not set sample rate", err); val = sd->channels; - if ((err = snd_pcm_hw_params_set_channels (p->handle, p->hwparams, val)) < 0) + err = snd_pcm_hw_params_set_channels (p->handle, p->hwparams, val); + if (err < 0) alsa_sound_perror ("Could not set channel count", err); - if ((err = snd_pcm_hw_params (p->handle, p->hwparams)) < 0) + err = snd_pcm_hw_params (p->handle, p->hwparams); + if (err < 0) alsa_sound_perror ("Could not set parameters", err); @@ -1063,7 +1071,8 @@ alsa_configure (sd) snd_pcm_sw_params_free (p->swparams); p->swparams = NULL; - if ((err = snd_pcm_prepare (p->handle)) < 0) + err = snd_pcm_prepare (p->handle); + if (err < 0) alsa_sound_perror ("Could not prepare audio interface for use", err); if (sd->volume > 0) @@ -1194,11 +1203,11 @@ alsa_write (sd, buffer, nbytes) while (nwritten < nbytes) { - if ((err = snd_pcm_writei (p->handle, - buffer + nwritten, - (nbytes - nwritten)/fact)) < 0) + err = snd_pcm_writei (p->handle, + buffer + nwritten, + (nbytes - nwritten)/fact); + if (err < 0) { - fprintf(stderr, "Err %d/%s\n", err, snd_strerror(err)); if (err == -EPIPE) { /* under-run */ err = snd_pcm_prepare (p->handle); |