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app: adjust main definition

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Zephyr now requires `int main(void)`. Main must return 0, all other
values are reserved.

Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
This commit is contained in:
Gerard Marull-Paretas 2023-04-14 10:15:25 +02:00 committed by Carles Cufí
parent 8a124d1ce9
commit 03849926ae
1 changed files with 6 additions and 4 deletions
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10
app/src/main.c
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@ -11,7 +11,7 @@
#include <zephyr/logging/log.h> #include <zephyr/logging/log.h>
LOG_MODULE_REGISTER(main, CONFIG_APP_LOG_LEVEL); LOG_MODULE_REGISTER(main, CONFIG_APP_LOG_LEVEL);
void main(void) int main(void)
{ {
int ret; int ret;
const struct device *sensor; const struct device *sensor;
@ -21,7 +21,7 @@ void main(void)
sensor = DEVICE_DT_GET(DT_NODELABEL(examplesensor0)); sensor = DEVICE_DT_GET(DT_NODELABEL(examplesensor0));
if (!device_is_ready(sensor)) { if (!device_is_ready(sensor)) {
LOG_ERR("Sensor not ready"); LOG_ERR("Sensor not ready");
return; return 0;
} }
while (1) { while (1) {
@ -30,18 +30,20 @@ void main(void)
ret = sensor_sample_fetch(sensor); ret = sensor_sample_fetch(sensor);
if (ret < 0) { if (ret < 0) {
LOG_ERR("Could not fetch sample (%d)", ret); LOG_ERR("Could not fetch sample (%d)", ret);
return; return 0;
} }
ret = sensor_channel_get(sensor, SENSOR_CHAN_PROX, &val); ret = sensor_channel_get(sensor, SENSOR_CHAN_PROX, &val);
if (ret < 0) { if (ret < 0) {
LOG_ERR("Could not get sample (%d)", ret); LOG_ERR("Could not get sample (%d)", ret);
return; return 0;
} }
printk("Sensor value: %d\n", val.val1); printk("Sensor value: %d\n", val.val1);
k_sleep(K_MSEC(1000)); k_sleep(K_MSEC(1000));
} }
return 0;
} }