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examples/adc/adc_main.c: Appease nxstyle

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This commit is contained in:
YAMAMOTO Takashi 2020-11-11 10:01:26 +09:00 committed by Xiang Xiao
parent 7fa6f69756
commit 5576c127fd
1 changed files with 66 additions and 62 deletions
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128
examples/adc/adc_main.c
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@ -106,12 +106,14 @@ static void adc_devpath(FAR struct adc_state_s *adc, FAR const char *devpath)
static void adc_help(FAR struct adc_state_s *adc)
{
printf("Usage: adc [OPTIONS]\n");
printf("\nArguments are \"sticky\". For example, once the ADC device is\n");
printf("\nArguments are \"sticky\". "
"For example, once the ADC device is\n");
printf("specified, that device will be re-used until it is changed.\n");
printf("\n\"sticky\" OPTIONS include:\n");
printf(" [-p devpath] selects the ADC device. "
"Default: %s Current: %s\n",
CONFIG_EXAMPLES_ADC_DEVPATH, g_adcstate.devpath ? g_adcstate.devpath : "NONE");
CONFIG_EXAMPLES_ADC_DEVPATH,
g_adcstate.devpath ? g_adcstate.devpath : "NONE");
printf(" [-n count] selects the samples to collect. "
"Default: 1 Current: %d\n", adc->count);
printf(" [-h] shows this message and exits\n");
@ -155,7 +157,8 @@ static int arg_decimal(FAR char **arg, FAR long *value)
* Name: parse_args
****************************************************************************/
static void parse_args(FAR struct adc_state_s *adc, int argc, FAR char **argv)
static void parse_args(FAR struct adc_state_s *adc, int argc,
FAR char **argv)
{
FAR char *ptr;
FAR char *str;
@ -228,8 +231,8 @@ int main(int argc, FAR char *argv[])
if (!g_adcstate.initialized)
{
/* Initialization of the ADC hardware must be performed by board-specific
* logic prior to running this test.
/* Initialization of the ADC hardware must be performed by
* board-specific logic prior to running this test.
*/
/* Set the default values */
@ -268,76 +271,77 @@ int main(int argc, FAR char *argv[])
* ADC samples.
*/
for (;;)
{
/* Flush any output before the loop entered or from the previous pass
* through the loop.
*/
for (; ; )
{
/* Flush any output before the loop entered or from the previous pass
* through the loop.
*/
fflush(stdout);
fflush(stdout);
#ifdef CONFIG_EXAMPLES_ADC_SWTRIG
/* Issue the software trigger to start ADC conversion */
/* Issue the software trigger to start ADC conversion */
ret = ioctl(fd, ANIOC_TRIGGER, 0);
if (ret < 0)
{
int errcode = errno;
printf("adc_main: ANIOC_TRIGGER ioctl failed: %d\n", errcode);
}
ret = ioctl(fd, ANIOC_TRIGGER, 0);
if (ret < 0)
{
int errcode = errno;
printf("adc_main: ANIOC_TRIGGER ioctl failed: %d\n", errcode);
}
#endif
/* Read up to CONFIG_EXAMPLES_ADC_GROUPSIZE samples */
/* Read up to CONFIG_EXAMPLES_ADC_GROUPSIZE samples */
readsize = CONFIG_EXAMPLES_ADC_GROUPSIZE * sizeof(struct adc_msg_s);
nbytes = read(fd, sample, readsize);
readsize = CONFIG_EXAMPLES_ADC_GROUPSIZE * sizeof(struct adc_msg_s);
nbytes = read(fd, sample, readsize);
/* Handle unexpected return values */
/* Handle unexpected return values */
if (nbytes < 0)
{
errval = errno;
if (errval != EINTR)
{
printf("adc_main: read %s failed: %d\n",
g_adcstate.devpath, errval);
errval = 3;
goto errout_with_dev;
}
if (nbytes < 0)
{
errval = errno;
if (errval != EINTR)
{
printf("adc_main: read %s failed: %d\n",
g_adcstate.devpath, errval);
errval = 3;
goto errout_with_dev;
}
printf("adc_main: Interrupted read...\n");
}
else if (nbytes == 0)
{
printf("adc_main: No data read, Ignoring\n");
}
printf("adc_main: Interrupted read...\n");
}
else if (nbytes == 0)
{
printf("adc_main: No data read, Ignoring\n");
}
/* Print the sample data on successful return */
/* Print the sample data on successful return */
else
{
int nsamples = nbytes / sizeof(struct adc_msg_s);
if (nsamples * sizeof(struct adc_msg_s) != nbytes)
{
printf("adc_main: read size=%ld is not a multiple of sample size=%d, Ignoring\n",
(long)nbytes, sizeof(struct adc_msg_s));
}
else
{
printf("Sample:\n");
for (i = 0; i < nsamples; i++)
{
printf("%d: channel: %d value: %d\n",
i+1, sample[i].am_channel, sample[i].am_data);
}
}
}
else
{
int nsamples = nbytes / sizeof(struct adc_msg_s);
if (nsamples * sizeof(struct adc_msg_s) != nbytes)
{
printf("adc_main: read size=%ld is not a multiple of "
"sample size=%d, Ignoring\n",
(long)nbytes, sizeof(struct adc_msg_s));
}
else
{
printf("Sample:\n");
for (i = 0; i < nsamples; i++)
{
printf("%d: channel: %d value: %d\n",
i + 1, sample[i].am_channel, sample[i].am_data);
}
}
}
if (g_adcstate.count && --g_adcstate.count <= 0)
{
break;
}
}
if (g_adcstate.count && --g_adcstate.count <= 0)
{
break;
}
}
close(fd);
return OK;