X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fvalidate.c;h=f7acb74d2619c753685c626af192aee01eb3660a;hb=961c6bf2eda5d492d5dbb7e275fe4e0931f7adf8;hp=0061344f7dc8d5c88bbb8e12eaad93e6100a82ba;hpb=1de12891f900d156ed035a097561ecd7755a256a;p=sbcl.git

diff --git a/src/runtime/validate.c b/src/runtime/validate.c
index 0061344..f7acb74 100644
--- a/src/runtime/validate.c
+++ b/src/runtime/validate.c
@@ -22,15 +22,17 @@
 #include "globals.h"
 #include "interr.h"
 #include "validate.h"
+#include "interr.h"                     /* for declaration of lose */
+
 
 static void
-ensure_space(lispobj *start, unsigned long size)
+ensure_space(lispobj *start, uword_t 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%08lx\n",
+                "ensure_space: failed to validate %lu bytes at 0x%08lx\n",
                 size,
-                (unsigned long)start);
+                (uword_t)start);
         fprintf(stderr,
                 "(hint: Try \"ulimit -a\"; maybe you should increase memory limits.)\n");
         exit(1);
@@ -68,7 +70,8 @@ validate(void)
 #endif
 
 #ifdef LISP_FEATURE_LINKAGE_TABLE
-    ensure_space( (lispobj *)LINKAGE_TABLE_SPACE_START, LINKAGE_TABLE_SPACE_SIZE);
+    ensure_space( (lispobj *)LINKAGE_TABLE_SPACE_START,
+                  LINKAGE_TABLE_SPACE_SIZE);
 #endif
 
 #ifdef LISP_FEATURE_OS_PROVIDES_DLOPEN
@@ -80,18 +83,46 @@ validate(void)
 #endif
 }
 
-void
-protect_control_stack_guard_page(int protect_p) {
-    struct thread *th = arch_os_get_current_thread();
-    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);
+static inline void
+protect_page(void *page, int protect_p, os_vm_prot_t flags) {
+    os_protect(page, os_vm_page_size, protect_p ?
+               flags : OS_VM_PROT_ALL);
 }
 
-void
-protect_control_stack_return_guard_page(int protect_p) {
-    struct thread *th = arch_os_get_current_thread();
-    os_protect(CONTROL_STACK_RETURN_GUARD_PAGE(th),
-               os_vm_page_size,protect_p ?
-               (OS_VM_PROT_READ|OS_VM_PROT_EXECUTE) : OS_VM_PROT_ALL);
-}
+#define DEF_PROTECT_PAGE(name,page_name,flags)                          \
+    void                                                                \
+    protect_##name(int protect_p, struct thread *thread) {              \
+        if (!thread)                                                    \
+            thread = arch_os_get_current_thread();                      \
+        protect_page(page_name(thread), protect_p, flags);              \
+    }
+
+DEF_PROTECT_PAGE(control_stack_hard_guard_page,
+                 CONTROL_STACK_HARD_GUARD_PAGE,
+                 OS_VM_PROT_NONE)
+DEF_PROTECT_PAGE(control_stack_guard_page,
+                 CONTROL_STACK_GUARD_PAGE,
+                 OS_VM_PROT_READ|OS_VM_PROT_EXECUTE)
+DEF_PROTECT_PAGE(control_stack_return_guard_page,
+                 CONTROL_STACK_RETURN_GUARD_PAGE,
+                 OS_VM_PROT_READ|OS_VM_PROT_EXECUTE)
+
+DEF_PROTECT_PAGE(binding_stack_hard_guard_page,
+                 BINDING_STACK_HARD_GUARD_PAGE,
+                 OS_VM_PROT_NONE)
+DEF_PROTECT_PAGE(binding_stack_guard_page,
+                 BINDING_STACK_GUARD_PAGE,
+                 OS_VM_PROT_NONE)
+DEF_PROTECT_PAGE(binding_stack_return_guard_page,
+                 BINDING_STACK_RETURN_GUARD_PAGE,
+                 OS_VM_PROT_NONE)
+
+DEF_PROTECT_PAGE(alien_stack_hard_guard_page,
+                 ALIEN_STACK_HARD_GUARD_PAGE,
+                 OS_VM_PROT_NONE)
+DEF_PROTECT_PAGE(alien_stack_guard_page,
+                 ALIEN_STACK_GUARD_PAGE,
+                 OS_VM_PROT_NONE)
+DEF_PROTECT_PAGE(alien_stack_return_guard_page,
+                 ALIEN_STACK_RETURN_GUARD_PAGE,
+                 OS_VM_PROT_NONE)