Changeset 5697c28 in rtems

Timestamp:

09/18/96 20:55:53 (27 years ago)

Author:

Joel Sherrill <joel.sherrill@…>

Branches:

4.10, 4.11, 4.8, 4.9, 5, master

Children:

d6b2bba

Parents:

be95da0

Message:

pointer arithmetic reworked to be more portable

Files:

• c/src/lib/libmisc/stackchk/check.c (modified) (3 diffs)
• c/src/libmisc/stackchk/check.c (modified) (3 diffs)
• cpukit/libmisc/stackchk/check.c (modified) (3 diffs)

c/src/lib/libmisc/stackchk/check.c

@@ -85 +85 @@
 
 #define Stack_check_Get_pattern_area( _the_stack ) \
-  ((Stack_check_Control *) \
-    ((_the_stack)->area + (_the_stack)->size - sizeof( Stack_check_Control ) ))
+  ((Stack_check_Control *) ((char *)(_the_stack)->area + \
+       (_the_stack)->size - sizeof( Stack_check_Control ) ))
 
 #define Stack_check_Calculate_used( _low, _size, _high_water ) \
-    ((_high_water) - (_low))
+    ((char *)(_high_water) - (char *)(_low))
 
 #define Stack_check_usable_stack_start(_the_stack) \
@@ -97 +97 @@
 
 #define Stack_check_Get_pattern_area( _the_stack ) \
-  ((Stack_check_Control *) ((_the_stack)->area + HEAP_OVERHEAD))
+  ((Stack_check_Control *) ((char *)(_the_stack)->area + HEAP_OVERHEAD))
 
 #define Stack_check_Calculate_used( _low, _size, _high_water) \
-    ( ((_low) + (_size)) - (_high_water) )
+    ( ((char *)(_low) + (_size)) - (char *)(_high_water) )
 
 #define Stack_check_usable_stack_start(_the_stack) \
-    ((_the_stack)->area + sizeof(Stack_check_Control))
+    ((char *)(_the_stack)->area + sizeof(Stack_check_Control))
 
 #endif
@@ -225 +225 @@
   {
       stack_check_interrupt_stack.area = _CPU_Interrupt_stack_low;
-      stack_check_interrupt_stack.size = _CPU_Interrupt_stack_high -
-                                               _CPU_Interrupt_stack_low;
+      stack_check_interrupt_stack.size = (char *) _CPU_Interrupt_stack_high -
+                                              (char *) _CPU_Interrupt_stack_low;
 
       stack_check_dope_stack(&stack_check_interrupt_stack);

c/src/libmisc/stackchk/check.c

@@ -85 +85 @@
 
 #define Stack_check_Get_pattern_area( _the_stack ) \
-  ((Stack_check_Control *) \
-    ((_the_stack)->area + (_the_stack)->size - sizeof( Stack_check_Control ) ))
+  ((Stack_check_Control *) ((char *)(_the_stack)->area + \
+       (_the_stack)->size - sizeof( Stack_check_Control ) ))
 
 #define Stack_check_Calculate_used( _low, _size, _high_water ) \
-    ((_high_water) - (_low))
+    ((char *)(_high_water) - (char *)(_low))
 
 #define Stack_check_usable_stack_start(_the_stack) \
@@ -97 +97 @@
 
 #define Stack_check_Get_pattern_area( _the_stack ) \
-  ((Stack_check_Control *) ((_the_stack)->area + HEAP_OVERHEAD))
+  ((Stack_check_Control *) ((char *)(_the_stack)->area + HEAP_OVERHEAD))
 
 #define Stack_check_Calculate_used( _low, _size, _high_water) \
-    ( ((_low) + (_size)) - (_high_water) )
+    ( ((char *)(_low) + (_size)) - (char *)(_high_water) )
 
 #define Stack_check_usable_stack_start(_the_stack) \
-    ((_the_stack)->area + sizeof(Stack_check_Control))
+    ((char *)(_the_stack)->area + sizeof(Stack_check_Control))
 
 #endif
@@ -225 +225 @@
   {
       stack_check_interrupt_stack.area = _CPU_Interrupt_stack_low;
-      stack_check_interrupt_stack.size = _CPU_Interrupt_stack_high -
-                                               _CPU_Interrupt_stack_low;
+      stack_check_interrupt_stack.size = (char *) _CPU_Interrupt_stack_high -
+                                              (char *) _CPU_Interrupt_stack_low;
 
       stack_check_dope_stack(&stack_check_interrupt_stack);

cpukit/libmisc/stackchk/check.c

@@ -85 +85 @@
 
 #define Stack_check_Get_pattern_area( _the_stack ) \
-  ((Stack_check_Control *) \
-    ((_the_stack)->area + (_the_stack)->size - sizeof( Stack_check_Control ) ))
+  ((Stack_check_Control *) ((char *)(_the_stack)->area + \
+       (_the_stack)->size - sizeof( Stack_check_Control ) ))
 
 #define Stack_check_Calculate_used( _low, _size, _high_water ) \
-    ((_high_water) - (_low))
+    ((char *)(_high_water) - (char *)(_low))
 
 #define Stack_check_usable_stack_start(_the_stack) \
@@ -97 +97 @@
 
 #define Stack_check_Get_pattern_area( _the_stack ) \
-  ((Stack_check_Control *) ((_the_stack)->area + HEAP_OVERHEAD))
+  ((Stack_check_Control *) ((char *)(_the_stack)->area + HEAP_OVERHEAD))
 
 #define Stack_check_Calculate_used( _low, _size, _high_water) \
-    ( ((_low) + (_size)) - (_high_water) )
+    ( ((char *)(_low) + (_size)) - (char *)(_high_water) )
 
 #define Stack_check_usable_stack_start(_the_stack) \
-    ((_the_stack)->area + sizeof(Stack_check_Control))
+    ((char *)(_the_stack)->area + sizeof(Stack_check_Control))
 
 #endif
@@ -225 +225 @@
   {
       stack_check_interrupt_stack.area = _CPU_Interrupt_stack_low;
-      stack_check_interrupt_stack.size = _CPU_Interrupt_stack_high -
-                                               _CPU_Interrupt_stack_low;
+      stack_check_interrupt_stack.size = (char *) _CPU_Interrupt_stack_high -
+                                              (char *) _CPU_Interrupt_stack_low;
 
       stack_check_dope_stack(&stack_check_interrupt_stack);