X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fvalidate.c;h=be8ad272ae421744730c2af62622556de7053bfc;hb=d68f3f83e6c5b9bed9789279cbae346f240488cc;hp=5c24d47bf0ff8c07490f80530873d03acfa0b4d6;hpb=686043635c45a16b418d2cc96a7f704fdab182c2;p=sbcl.git

diff --git a/src/runtime/validate.c b/src/runtime/validate.c
index 5c24d47..be8ad27 100644
--- a/src/runtime/validate.c
+++ b/src/runtime/validate.c
@@ -60,29 +60,37 @@ void
 validate(void)
 {
 #ifdef PRINTNOISE
-	printf("validating memory ...");
-	fflush(stdout);
+    printf("validating memory ...");
+    fflush(stdout);
 #endif
-
-	ensure_space( (lispobj *)READ_ONLY_SPACE_START, READ_ONLY_SPACE_SIZE);
-	ensure_space( (lispobj *)STATIC_SPACE_START   , STATIC_SPACE_SIZE);
-#ifdef GENCGC
-	ensure_space( (lispobj *)DYNAMIC_SPACE_START  , DYNAMIC_SPACE_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);
+    ensure_space( (lispobj *)DYNAMIC_0_SPACE_START  , DYNAMIC_SPACE_SIZE);
+    ensure_space( (lispobj *)DYNAMIC_1_SPACE_START  , DYNAMIC_SPACE_SIZE);
+#endif
+    ensure_space( (lispobj *)CONTROL_STACK_START  , CONTROL_STACK_SIZE);
+    ensure_space( (lispobj *)BINDING_STACK_START  , BINDING_STACK_SIZE);
+#ifdef LISP_FEATURE_C_STACK_IS_CONTROL_STACK
+    ensure_space( (lispobj *) ALTERNATE_SIGNAL_STACK_START, SIGSTKSZ);
 #endif
-	ensure_space( (lispobj *)CONTROL_STACK_START  , CONTROL_STACK_SIZE);
-	ensure_space( (lispobj *)BINDING_STACK_START  , BINDING_STACK_SIZE);
 
 #ifdef HOLES
-	make_holes();
+    make_holes();
 #endif
-#ifndef GENCGC
-        current_dynamic_space = DYNAMIC_0_SPACE_START;
-#endif
-
+    
 #ifdef PRINTNOISE
-	printf(" done.\n");
+    printf(" done.\n");
 #endif
+    protect_control_stack_guard_page(1);
 }
+
+void protect_control_stack_guard_page(int protect_p) {
+    os_protect(CONTROL_STACK_GUARD_PAGE,
+	       os_vm_page_size,protect_p ?
+	       (OS_VM_PROT_READ|OS_VM_PROT_EXECUTE) : OS_VM_PROT_ALL);
+}
+