fix extern list_thread return type by arda.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2104 bbd45198-f89e-11dd-88c7-29a3b14d5316

libcpu/arm/cortex-m3/cpuport.c

@@ -64,7 +64,7 @@ rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter,
 	return (rt_uint8_t *)stk;
 }
 
-extern void list_thread(void);
+extern long list_thread(void);
 extern rt_thread_t rt_current_thread;
 /**
  * fault exception handling

libcpu/arm/cortex-m4/cpuport.c

@@ -125,7 +125,7 @@ rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter,
 }
 
 extern void rt_hw_interrupt_thread_switch(void);
-extern void list_thread(void);
+extern long list_thread(void);
 extern rt_thread_t rt_current_thread;
 void rt_hw_hard_fault_exception(struct exception_stack_frame * exception_stack)
 {

libcpu/arm/lpc1100/fault.c

@@ -26,7 +26,7 @@ struct stack_contex
 };
 
 extern void rt_hw_interrupt_thread_switch(void);
-extern void list_thread(void);
+extern long list_thread(void);
 extern rt_thread_t rt_current_thread;
 void rt_hw_hard_fault_exception(struct stack_contex* contex)
 {

libcpu/arm/lpc122x/fault.c

@@ -26,7 +26,7 @@ struct stack_contex
 };
 
 extern void rt_hw_interrupt_thread_switch(void);
-extern void list_thread(void);
+extern long list_thread(void);
 extern rt_thread_t rt_current_thread;
 void rt_hw_hard_fault_exception(struct stack_contex* contex)
 {

libcpu/arm/nuc1xx/fault.c

@@ -26,7 +26,7 @@ struct stack_contex
 };
 
 extern void rt_hw_interrupt_thread_switch(void);
-extern void list_thread(void);
+extern long list_thread(void);
 extern rt_thread_t rt_current_thread;
 void rt_hw_hard_fault_exception(struct stack_contex* contex)
 {