* files for more information.
*/
-/*
- * $Header$
- */
-
#include <stdio.h>
+#include <stdlib.h>
+
+#include "sbcl.h"
#include "runtime.h"
#include "os.h"
#include "globals.h"
-#include "sbcl.h"
#include "validate.h"
-static void ensure_space(lispobj *start, unsigned long size)
+static void
+ensure_space(lispobj *start, unsigned long size)
{
if (os_validate((os_vm_address_t)start,(os_vm_size_t)size)==NULL) {
fprintf(stderr,
- "ensure_space: failed to validate %ld bytes at 0x%08X\n",
+ "ensure_space: failed to validate %ld bytes at 0x%08lx\n",
size,
(unsigned long)start);
exit(1);
static os_vm_address_t holes[] = HOLES;
-static void make_holes(void)
+static void
+make_holes(void)
{
int i;
}
#endif
-void validate(void)
+void
+validate(void)
{
#ifdef PRINTNOISE
- printf("validating memory ...");
- fflush(stdout);
-#endif
-
- /* Read-Only Space */
- read_only_space = (lispobj *) READ_ONLY_SPACE_START;
- ensure_space(read_only_space, READ_ONLY_SPACE_SIZE);
-
- /* Static Space */
- static_space = (lispobj *) STATIC_SPACE_START;
- ensure_space(static_space, STATIC_SPACE_SIZE);
-
- /* Dynamic-0 Space */
- dynamic_0_space = (lispobj *) DYNAMIC_0_SPACE_START;
- ensure_space(dynamic_0_space, DYNAMIC_SPACE_SIZE);
-
- current_dynamic_space = dynamic_0_space;
-
- /* Dynamic-1 Space */
- dynamic_1_space = (lispobj *) DYNAMIC_1_SPACE_START;
-#ifndef GENCGC
- ensure_space(dynamic_1_space, DYNAMIC_SPACE_SIZE);
+ printf("validating memory ...");
+ fflush(stdout);
#endif
-
- /* Control Stack */
- control_stack = (lispobj *) CONTROL_STACK_START;
-#ifdef __i386__
- control_stack_end = (lispobj *) (CONTROL_STACK_START
- + CONTROL_STACK_SIZE);
+
+ ensure_space( (lispobj *)READ_ONLY_SPACE_START, READ_ONLY_SPACE_SIZE);
+ ensure_space( (lispobj *)STATIC_SPACE_START , STATIC_SPACE_SIZE);
+#ifdef LISP_FEATURE_GENCGC
+ ensure_space( (lispobj *)DYNAMIC_SPACE_START , DYNAMIC_SPACE_SIZE);
+#else
+ ensure_space( (lispobj *)DYNAMIC_0_SPACE_START , DYNAMIC_SPACE_SIZE);
+ ensure_space( (lispobj *)DYNAMIC_1_SPACE_START , DYNAMIC_SPACE_SIZE);
#endif
- ensure_space(control_stack, CONTROL_STACK_SIZE);
-
- /* Binding Stack */
- binding_stack = (lispobj *) BINDING_STACK_START;
- ensure_space(binding_stack, BINDING_STACK_SIZE);
#ifdef HOLES
- make_holes();
+ make_holes();
#endif
-
+
#ifdef PRINTNOISE
- printf(" done.\n");
+ printf(" done.\n");
#endif
}
+
+void protect_control_stack_guard_page(pid_t t_id, int protect_p) {
+ struct thread *th = find_thread_by_pid(t_id);
+ os_protect(CONTROL_STACK_GUARD_PAGE(th),
+ os_vm_page_size,protect_p ?
+ (OS_VM_PROT_READ|OS_VM_PROT_EXECUTE) : OS_VM_PROT_ALL);
+}
+