remove stack_bottom

* src/emacs.c (stack_bottom): Remove. All uses changed.

diff --git a/src/emacs.c b/src/emacs.c
index ad7442b..f8fb016 100644 (file)
--- a/src/emacs.c
+++ b/src/emacs.c
@@ -165,10 +165,6 @@ bool running_asynch_code;
 bool display_arg;
 #endif
 
-/* An address near the bottom of the stack.
-   Tells GC how to save a copy of the stack.  */
-char *stack_bottom;
-
 #if defined (DOUG_LEA_MALLOC) || defined (GNU_LINUX)
 /* The address where the heap starts (from the first sbrk (0) call).  */
 static void *my_heap_start;
@@ -703,7 +699,6 @@ close_output_streams (void)
 int
 main (int argc, char **argv)
 {
-  char stack_bottom_variable;
   bool do_initial_setlocale;
   bool dumping;
   int skip_args = 0;
@@ -894,9 +889,6 @@ main (int argc, char **argv)
     }
 #endif /* HAVE_SETRLIMIT and RLIMIT_STACK */
 
-  /* Record (approximately) where the stack begins.  */
-  stack_bottom = &stack_bottom_variable;
-
   clearerr (stdin);
 
 #ifndef SYSTEM_MALLOC

diff --git a/src/lisp.h b/src/lisp.h
index b759180..10e7be1 100644 (file)
--- a/src/lisp.h
+++ b/src/lisp.h
@@ -2905,10 +2905,6 @@ struct handler
 
 extern Lisp_Object memory_signal_data;
 
-/* An address near the bottom of the stack.
-   Tells GC how to save a copy of the stack.  */
-extern char *stack_bottom;
-
 /* Check quit-flag and quit if it is non-nil.
    Typing C-g does not directly cause a quit; it only sets Vquit_flag.
    So the program needs to do QUIT at times when it is safe to quit.