libc-compat: avoid using poisoned macro

[aversive.git] / modules / hardware / adc / adc.c

diff --git a/modules/hardware/adc/adc.c b/modules/hardware/adc/adc.c
index a40d730..bc4c122 100644 (file)
--- a/modules/hardware/adc/adc.c
+++ b/modules/hardware/adc/adc.c
@@ -33,7 +33,7 @@ static void (*adc_event)(int16_t) = NULL;
 
 /**
  * Initialisation of ADC internal registers
- * Can be called for a wake up after a shutdown command 
+ * Can be called for a wake up after a shutdown command
  */
 void adc_init(void)
 {
@@ -82,7 +82,12 @@ void adc_register_event(void (*f)(int16_t))
  * Interrupt function, other interrupts are disabled during its
  * execution.
  */
-SIGNAL(SIG_ADC)
+#ifndef ADC_vect
+#if defined(SIG_ADC)
+#define ADC_vect SIG_ADC
+#endif
+#endif
+SIGNAL(ADC_vect)
 {
        int16_t result;
 
@@ -90,7 +95,7 @@ SIGNAL(SIG_ADC)
                return;
 
        result = ADC;
-       
+
        /* sign extension to fill the 16 bits when negative
         * (for the 16 bits output format, the output is
         * already right.) */
@@ -98,7 +103,7 @@ SIGNAL(SIG_ADC)
             && !(g_adc_previous_config & ADC_MODE_16_BITS)
             && (result & 0x0200) )
                result |= 0xFE00;
-       
+
        adc_event(result);
 }