Check error returns instead of error string

This commit is contained in:
Chris Robinson 2009-12-25 13:05:04 -08:00
parent 88de4e15b3
commit c9dcba17a9

View File

@ -552,14 +552,14 @@ static ALCboolean alsa_reset_playback(ALCdevice *device)
if((i=psnd_pcm_hw_params_any(data->pcmHandle, p)) < 0) if((i=psnd_pcm_hw_params_any(data->pcmHandle, p)) < 0)
err = "any"; err = "any";
/* set interleaved access */ /* set interleaved access */
if(err == NULL && (!allowmmap || (i=psnd_pcm_hw_params_set_access(data->pcmHandle, p, SND_PCM_ACCESS_MMAP_INTERLEAVED)) < 0)) if(i >= 0 && (!allowmmap || (i=psnd_pcm_hw_params_set_access(data->pcmHandle, p, SND_PCM_ACCESS_MMAP_INTERLEAVED)) < 0))
{ {
if(periods > 2) periods--; if(periods > 2) periods--;
if((i=psnd_pcm_hw_params_set_access(data->pcmHandle, p, SND_PCM_ACCESS_RW_INTERLEAVED)) < 0) if((i=psnd_pcm_hw_params_set_access(data->pcmHandle, p, SND_PCM_ACCESS_RW_INTERLEAVED)) < 0)
err = "set access"; err = "set access";
} }
/* set format (implicitly sets sample bits) */ /* set format (implicitly sets sample bits) */
if(err == NULL && (i=psnd_pcm_hw_params_set_format(data->pcmHandle, p, format)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_set_format(data->pcmHandle, p, format)) < 0)
{ {
switch(aluChannelsFromFormat(device->Format)) switch(aluChannelsFromFormat(device->Format))
{ {
@ -598,7 +598,7 @@ static ALCboolean alsa_reset_playback(ALCdevice *device)
} }
} }
/* set channels (implicitly sets frame bits) */ /* set channels (implicitly sets frame bits) */
if(err == NULL && (i=psnd_pcm_hw_params_set_channels(data->pcmHandle, p, aluChannelsFromFormat(device->Format))) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_set_channels(data->pcmHandle, p, aluChannelsFromFormat(device->Format))) < 0)
{ {
switch(aluBytesFromFormat(device->Format)) switch(aluBytesFromFormat(device->Format))
{ {
@ -619,24 +619,24 @@ static ALCboolean alsa_reset_playback(ALCdevice *device)
} }
} }
/* set periods (implicitly constrains period/buffer parameters) */ /* set periods (implicitly constrains period/buffer parameters) */
if(err == NULL && (i=psnd_pcm_hw_params_set_periods_near(data->pcmHandle, p, &periods, NULL)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_set_periods_near(data->pcmHandle, p, &periods, NULL)) < 0)
err = "set periods near"; err = "set periods near";
/* set rate (implicitly constrains period/buffer parameters) */ /* set rate (implicitly constrains period/buffer parameters) */
if(err == NULL && (i=psnd_pcm_hw_params_set_rate_near(data->pcmHandle, p, &rate, NULL)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_set_rate_near(data->pcmHandle, p, &rate, NULL)) < 0)
err = "set rate near"; err = "set rate near";
/* set period size in frame units (implicitly sets buffer size/bytes/time and period time/bytes) */ /* set period size in frame units (implicitly sets buffer size/bytes/time and period time/bytes) */
if(err == NULL && (i=psnd_pcm_hw_params_set_period_size_near(data->pcmHandle, p, &periodSizeInFrames, NULL)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_set_period_size_near(data->pcmHandle, p, &periodSizeInFrames, NULL)) < 0)
err = "set period size near"; err = "set period size near";
/* install and prepare hardware configuration */ /* install and prepare hardware configuration */
if(err == NULL && (i=psnd_pcm_hw_params(data->pcmHandle, p)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params(data->pcmHandle, p)) < 0)
err = "set params"; err = "set params";
if(err == NULL && (i=psnd_pcm_hw_params_get_access(p, &access)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_get_access(p, &access)) < 0)
err = "get access"; err = "get access";
if(err == NULL && (i=psnd_pcm_hw_params_get_period_size(p, &periodSizeInFrames, NULL)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_get_period_size(p, &periodSizeInFrames, NULL)) < 0)
err = "get period size"; err = "get period size";
if(err == NULL && (i=psnd_pcm_hw_params_get_periods(p, &periods, NULL)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_get_periods(p, &periods, NULL)) < 0)
err = "get periods"; err = "get periods";
if(err != NULL) if(i < 0)
{ {
AL_PRINT("%s failed: %s\n", err, psnd_strerror(i)); AL_PRINT("%s failed: %s\n", err, psnd_strerror(i));
psnd_pcm_hw_params_free(p); psnd_pcm_hw_params_free(p);
@ -650,11 +650,11 @@ static ALCboolean alsa_reset_playback(ALCdevice *device)
if((i=psnd_pcm_sw_params_current(data->pcmHandle, sp)) != 0) if((i=psnd_pcm_sw_params_current(data->pcmHandle, sp)) != 0)
err = "sw current"; err = "sw current";
if(err == NULL && (i=psnd_pcm_sw_params_set_avail_min(data->pcmHandle, sp, periodSizeInFrames)) != 0) if(i == 0 && (i=psnd_pcm_sw_params_set_avail_min(data->pcmHandle, sp, periodSizeInFrames)) != 0)
err = "sw set avail min"; err = "sw set avail min";
if(err == NULL && (i=psnd_pcm_sw_params(data->pcmHandle, sp)) != 0) if(i == 0 && (i=psnd_pcm_sw_params(data->pcmHandle, sp)) != 0)
err = "sw set params"; err = "sw set params";
if(err != NULL) if(i == 0)
{ {
AL_PRINT("%s failed: %s\n", err, psnd_strerror(i)); AL_PRINT("%s failed: %s\n", err, psnd_strerror(i));
psnd_pcm_sw_params_free(sp); psnd_pcm_sw_params_free(sp);
@ -806,24 +806,24 @@ static ALCboolean alsa_open_capture(ALCdevice *pDevice, const ALCchar *deviceNam
if((i=psnd_pcm_hw_params_any(data->pcmHandle, p)) < 0) if((i=psnd_pcm_hw_params_any(data->pcmHandle, p)) < 0)
err = "any"; err = "any";
/* set interleaved access */ /* set interleaved access */
if(err == NULL && (i=psnd_pcm_hw_params_set_access(data->pcmHandle, p, SND_PCM_ACCESS_RW_INTERLEAVED)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_set_access(data->pcmHandle, p, SND_PCM_ACCESS_RW_INTERLEAVED)) < 0)
err = "set access"; err = "set access";
/* set format (implicitly sets sample bits) */ /* set format (implicitly sets sample bits) */
if(err == NULL && (i=psnd_pcm_hw_params_set_format(data->pcmHandle, p, format)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_set_format(data->pcmHandle, p, format)) < 0)
err = "set format"; err = "set format";
/* set channels (implicitly sets frame bits) */ /* set channels (implicitly sets frame bits) */
if(err == NULL && (i=psnd_pcm_hw_params_set_channels(data->pcmHandle, p, aluChannelsFromFormat(pDevice->Format))) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_set_channels(data->pcmHandle, p, aluChannelsFromFormat(pDevice->Format))) < 0)
err = "set channels"; err = "set channels";
/* set rate (implicitly constrains period/buffer parameters) */ /* set rate (implicitly constrains period/buffer parameters) */
if(err == NULL && (i=psnd_pcm_hw_params_set_rate(data->pcmHandle, p, pDevice->Frequency, 0)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_set_rate(data->pcmHandle, p, pDevice->Frequency, 0)) < 0)
err = "set rate near"; err = "set rate near";
/* set buffer size in frame units (implicitly sets period size/bytes/time and buffer time/bytes) */ /* set buffer size in frame units (implicitly sets period size/bytes/time and buffer time/bytes) */
if(err == NULL && (i=psnd_pcm_hw_params_set_buffer_size_near(data->pcmHandle, p, &bufferSizeInFrames)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params_set_buffer_size_near(data->pcmHandle, p, &bufferSizeInFrames)) < 0)
err = "set buffer size near"; err = "set buffer size near";
/* install and prepare hardware configuration */ /* install and prepare hardware configuration */
if(err == NULL && (i=psnd_pcm_hw_params(data->pcmHandle, p)) < 0) if(i >= 0 && (i=psnd_pcm_hw_params(data->pcmHandle, p)) < 0)
err = "set params"; err = "set params";
if(err != NULL) if(i < 0)
{ {
AL_PRINT("%s failed: %s\n", err, psnd_strerror(i)); AL_PRINT("%s failed: %s\n", err, psnd_strerror(i));
psnd_pcm_hw_params_free(p); psnd_pcm_hw_params_free(p);