From: Jeremy Tan <jeremy@jx.tan.fake>
Date: Fri, 27 Sep 2013 13:52:04 +0000 (+0800)
Subject: crappy hacks to disable pin code on x86 platforms while silencing gcc
X-Git-Url: https://git.ucc.asn.au/?a=commitdiff_plain;h=692d8040dfafca96cd68b4de09e66114aadce7b8;p=matches%2FMCTX3420.git

crappy hacks to disable pin code on x86 platforms while silencing gcc
---

diff --git a/server/bbb_pin.c b/server/bbb_pin.c
index a652b97..4d1276b 100644
--- a/server/bbb_pin.c
+++ b/server/bbb_pin.c
@@ -479,4 +479,11 @@ bool ADC_Read(int id, int *value)
 
 	*value = strtol(adc_str, NULL, 10);
 	return true;
-}
\ No newline at end of file
+}
+
+#ifndef _BBB
+//For running on systems that are not the BBB
+bool True_Stub(void *arg, ...) { return true; }
+bool ADC_Read_Stub(int *val, ...) { *val = 0; return true; }
+bool GPIO_Read_Stub(bool *val, ...) { *val = false; return true; }
+#endif
\ No newline at end of file
diff --git a/server/bbb_pin.h b/server/bbb_pin.h
index 9eb011e..97e7f9b 100644
--- a/server/bbb_pin.h
+++ b/server/bbb_pin.h
@@ -31,28 +31,28 @@ extern bool PWM_Set(int pin, bool polarity, long period, long duty); // period a
 extern bool PWM_Stop(int pin);
 
 #else
-//'Empty' defines so it compiles on any platform that's not the BBB
+//Horrible hacks to silence gcc when compiling on systems that are not the BBB
+extern bool True_Stub(void *arg, ...);
+extern bool ADC_Read_Stub(int *val, ...);
+extern bool GPIO_Read_Stub(bool *val, ...);
 
-extern bool GPIO_Export(int pin);
-extern void GPIO_Unexport(int pin);
-
-#define GPIO_Export(pin) true
-#define GPIO_Unexport(pin)
+#define GPIO_Export(pin) True_Stub((void*)pin)
+#define GPIO_Unexport(pin) (void)0
 
-#define PWM_Export(pin) true
-#define PWM_Unexport(pin)
+#define PWM_Export(pin) True_Stub((void*)pin)
+#define PWM_Unexport(pin) (void)0
 
-#define ADC_Export(pin) true
-#define ADC_Unexport(pin)
+#define ADC_Export(pin) True_Stub((void*)pin)
+#define ADC_Unexport(pin) (void)0
 
-//Hack to both zero the result field (so it's never uninitialised) and return true
-#define GPIO_Read(pin, result) ((*(result) = 0) == 0)
-#define GPIO_Set(pin, value) true
+#define GPIO_Read(pin, result) GPIO_Read_Stub(result, pin)
+#define GPIO_Set(pin, value) True_Stub((void*)pin, value)
 
-#define ADC_Read(id, value) ((*(value) = 0) == 0)
+#define ADC_Read(id, value) ADC_Read_Stub(value, id)
 
-#define PWM_Set(pin, polarity, period, duty) true
-#define PWM_Stop(pin) true
+#define PWM_Set(pin, polarity, period, duty) True_Stub((void*)pin, polarity, period, duty)
+#define PWM_Stop(pin) True_Stub((void*)(int)pin) 
+//yuck
 
 #endif //_BBB
 
diff --git a/server/data.c b/server/data.c
index 3824833..dae3172 100644
--- a/server/data.c
+++ b/server/data.c
@@ -13,9 +13,8 @@
 void Data_Init(DataFile * df)
 {
 	// Everything is NULL
-	df->filename = NULL;
+	memset(df, 0, sizeof(DataFile));
 	pthread_mutex_init(&(df->mutex), NULL);
-	df->file = NULL;
 }
 
 /**
diff --git a/server/sensor.c b/server/sensor.c
index 8e4773f..bfa8b66 100644
--- a/server/sensor.c
+++ b/server/sensor.c
@@ -225,6 +225,7 @@ bool Sensor_Read(Sensor * s, DataPoint * d)
 			break;
 		case DIGITAL_REALTEST:
 		{
+			d->value = 0; //d->value must be something... valgrind...
 		// Can pass pin as argument, just using 20 as an example here
 		// Although since pins will be fixed, can just define it here if we need to
 			//d->value = pinRead(20);	//Pin 20 on the Beaglebone