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Avoid dead code blocks

This commit is contained in:
Nazar 2019-04-08 12:31:56 +03:00
parent 2942640d9d
commit 10956702a5
1 changed files with 16 additions and 16 deletions
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32
wiringPi/wiringPi.c
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@ -1854,24 +1854,23 @@ int digitalRead(int pin) {
return 0; return 0;
} }
if (pin == 0 && wiringPiMode == WPI_MODE_GPIO_SYS) {
//printf("%d %s,%d invalid pin,please check it over.\n",pin,__func__, __LINE__);
return 0;
}
if (pin > 0 && pin < MAX_PIN_COUNT) { if (pin > 0 && pin < MAX_PIN_COUNT) {
if (wiringPiMode == WPI_MODE_GPIO_SYS) { // Sys mode if (wiringPiMode == WPI_MODE_GPIO_SYS) { // Sys mode
if (wiringPiDebug) { if (wiringPiDebug) {
printf("in digitalRead, wiringPiMode == WPI_MODE_GPIO_SYS\n"); printf("in digitalRead, wiringPiMode == WPI_MODE_GPIO_SYS\n");
} }
if (pin == 0) { //TODO: fix me
//printf("%d %s,%d invalid pin,please check it over.\n",pin,__func__, __LINE__); /*
return 0; if (syspin[pin] == -1) {
} //printf("%d %s,%d invalid pin,please check it over.\n",pin,__func__, __LINE__);
return 0;
//TODO: fix me }
/* */
if (syspin[pin] == -1) { if (sysFds [pin] == -1) {
//printf("%d %s,%d invalid pin,please check it over.\n",pin,__func__, __LINE__);
return 0;
}
*/
if (sysFds [pin] == -1) {
if (wiringPiDebug) if (wiringPiDebug)
printf("pin %d sysFds -1.%s,%d\n", pin, __func__, __LINE__); printf("pin %d sysFds -1.%s,%d\n", pin, __func__, __LINE__);
return LOW; return LOW;
@ -1921,11 +1920,12 @@ int digitalReadSilence(int pin) {
return 0; return 0;
} }
if (pin == 0 && wiringPiMode == WPI_MODE_GPIO_SYS) {
return 0;
}
if (pin > 0 && pin < MAX_PIN_COUNT) { if (pin > 0 && pin < MAX_PIN_COUNT) {
if (wiringPiMode == WPI_MODE_GPIO_SYS) { // Sys mode if (wiringPiMode == WPI_MODE_GPIO_SYS) { // Sys mode
if (pin == 0) {
return 0;
}
if (sysFds [pin] == -1) { if (sysFds [pin] == -1) {
return LOW; return LOW;
} }