rtos: Use ARRAY_SIZE instead of coding it by hand

Use ARRAY_SIZE in helper/types.h to determine the size of the
symbol list.

Change-Id: Icc9838323510f8602efa5d0162a4daed33f863b9
Signed-off-by: Matthias Blaicher <matthias@blaicher.com>
Reviewed-on: http://openocd.zylin.com/935
Tested-by: jenkins
Reviewed-by: Peter Stuge <peter@stuge.se>

src/rtos/ChibiOS.c

@@ -31,6 +31,7 @@
 #include "target/target_type.h"
 #include "rtos.h"
 #include "helper/log.h"
+#include "helper/types.h"
 #include "rtos_chibios_stackings.h"
 
 
@@ -132,8 +133,6 @@ static char *ChibiOS_symbol_list[] = {
 	NULL
 };
 
-#define CHIBIOS_NUM_SYMBOLS (sizeof(ChibiOS_symbol_list)/sizeof(char *))
-
 static int ChibiOS_update_memory_signature(struct rtos *rtos)
 {
 	int retval;
@@ -483,9 +482,9 @@ static int ChibiOS_get_symbol_list_to_lookup(symbol_table_elem_t *symbol_list[])
 {
 	unsigned int i;
 	*symbol_list = (symbol_table_elem_t *) malloc(
-			sizeof(symbol_table_elem_t) * CHIBIOS_NUM_SYMBOLS);
+			sizeof(symbol_table_elem_t) * ARRAY_SIZE(ChibiOS_symbol_list));
 
-	for (i = 0; i < CHIBIOS_NUM_SYMBOLS; i++)
+	for (i = 0; i < ARRAY_SIZE(ChibiOS_symbol_list); i++)
 		(*symbol_list)[i].symbol_name = ChibiOS_symbol_list[i];
 
 	return 0;

src/rtos/FreeRTOS.c

@@ -28,6 +28,7 @@
 #include "target/target_type.h"
 #include "rtos.h"
 #include "helper/log.h"
+#include "helper/types.h"
 #include "rtos_standard_stackings.h"
 
 #define FREERTOS_MAX_PRIORITIES	63
@@ -121,8 +122,6 @@ static char *FreeRTOS_symbol_list[] = {
 	NULL
 };
 
-#define FREERTOS_NUM_SYMBOLS (sizeof(FreeRTOS_symbol_list)/sizeof(char *))
-
 /* TODO: */
 /* this is not safe for little endian yet */
 /* may be problems reading if sizes are not 32 bit long integers. */
@@ -399,9 +398,9 @@ static int FreeRTOS_get_symbol_list_to_lookup(symbol_table_elem_t *symbol_list[]
 {
 	unsigned int i;
 	*symbol_list = (symbol_table_elem_t *) malloc(
-			sizeof(symbol_table_elem_t) * FREERTOS_NUM_SYMBOLS);
+			sizeof(symbol_table_elem_t) * ARRAY_SIZE(FreeRTOS_symbol_list));
 
-	for (i = 0; i < FREERTOS_NUM_SYMBOLS; i++)
+	for (i = 0; i < ARRAY_SIZE(FreeRTOS_symbol_list); i++)
 		(*symbol_list)[i].symbol_name = FreeRTOS_symbol_list[i];
 
 	return 0;

src/rtos/ThreadX.c

@@ -28,6 +28,7 @@
 #include "target/target_type.h"
 #include "rtos.h"
 #include "helper/log.h"
+#include "helper/types.h"
 #include "rtos_standard_stackings.h"
 
 static int ThreadX_detect_rtos(struct target *target);
@@ -97,8 +98,6 @@ static char *ThreadX_symbol_list[] = {
 	NULL
 };
 
-#define THREADX_NUM_SYMBOLS (sizeof(ThreadX_symbol_list)/sizeof(char *))
-
 const struct rtos_type ThreadX_rtos = {
 	.name = "ThreadX",
 
@@ -342,9 +341,9 @@ static int ThreadX_get_symbol_list_to_lookup(symbol_table_elem_t *symbol_list[])
 {
 	unsigned int i;
 	*symbol_list = (symbol_table_elem_t *) malloc(
-			sizeof(symbol_table_elem_t) * THREADX_NUM_SYMBOLS);
+			sizeof(symbol_table_elem_t) * ARRAY_SIZE(ThreadX_symbol_list));
 
-	for (i = 0; i < THREADX_NUM_SYMBOLS; i++)
+	for (i = 0; i < ARRAY_SIZE(ThreadX_symbol_list); i++)
 		(*symbol_list)[i].symbol_name = ThreadX_symbol_list[i];
 
 	return 0;

src/rtos/eCos.c

@@ -26,6 +26,7 @@
 #include "target/target_type.h"
 #include "rtos.h"
 #include "helper/log.h"
+#include "helper/types.h"
 #include "rtos_ecos_stackings.h"
 
 static int eCos_detect_rtos(struct target *target);
@@ -87,8 +88,6 @@ static char *eCos_symbol_list[] = {
 	NULL
 };
 
-#define ECOS_NUM_SYMBOLS (sizeof(eCos_symbol_list)/sizeof(char *))
-
 const struct rtos_type eCos_rtos = {
 	.name = "eCos",
 
@@ -379,9 +378,9 @@ static int eCos_get_symbol_list_to_lookup(symbol_table_elem_t *symbol_list[])
 {
 	unsigned int i;
 	*symbol_list = (symbol_table_elem_t *) malloc(
-			sizeof(symbol_table_elem_t) * ECOS_NUM_SYMBOLS);
+			sizeof(symbol_table_elem_t) * ARRAY_SIZE(eCos_symbol_list));
 
-	for (i = 0; i < ECOS_NUM_SYMBOLS; i++)
+	for (i = 0; i < ARRAY_SIZE(eCos_symbol_list); i++)
 		(*symbol_list)[i].symbol_name = eCos_symbol_list[i];
 
 	return 0;