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teres1-ledctrl: add more looops

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This commit is contained in:
Alexey Korepanov 2017-11-21 23:56:08 +00:00
parent 457331b794
commit 68f6cf578c
1 changed files with 29 additions and 24 deletions
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53
SOFTWARE/A64-TERES/teres1-ledctrl/teres1-ledctrl.c
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@ -15,6 +15,8 @@
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <linux/input.h>
@ -69,34 +71,37 @@ int main (int argc, char **argv)
device = argv[1];
if((fd = open(device, O_RDONLY)) == -1)
for (;;)
{
perror("Could not open input device");
exit(255);
}
export_gpio(LED_NUM);
export_gpio(LED_CAPS);
while(read(fd, &ie, sizeof(struct input_event)))
{
switch (ie.type)
if((fd = open(device, O_RDONLY)) != -1)
{
case 17: // EV_LED
switch (ie.code) {
case 0: // LED_NUML
printf("type %d\tcode %d\tvalue %d\n", ie.type, ie.code, ie.value);
set_gpio(LED_NUM, ie.value);
break;
case 1: // LED_CAPSL
printf("type %d\tcode %d\tvalue %d\n", ie.type, ie.code, ie.value);
set_gpio(LED_CAPS, ie.value);
break;
export_gpio(LED_NUM);
export_gpio(LED_CAPS);
while(read(fd, &ie, sizeof(struct input_event)) > 0)
{
switch (ie.type)
{
case 17: // EV_LED
switch (ie.code) {
case 0: // LED_NUML
printf("type %d\tcode %d\tvalue %d\n", ie.type, ie.code, ie.value);
set_gpio(LED_NUM, ie.value);
break;
case 1: // LED_CAPSL
printf("type %d\tcode %d\tvalue %d\n", ie.type, ie.code, ie.value);
set_gpio(LED_CAPS, ie.value);
break;
}
break;
}
}
break;
}
// something went wrong: rinse and repeat
close(fd);
usleep(65535u);
}
return 0;
return 0; // never
}