X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fvalidate.c;h=d9016258a4b3fb41a6ac65be0cef5f25d493b5eb;hb=816c50a5589bcf756f67119e657ae348e4858357;hp=0061344f7dc8d5c88bbb8e12eaad93e6100a82ba;hpb=1de12891f900d156ed035a097561ecd7755a256a;p=sbcl.git

diff --git a/src/runtime/validate.c b/src/runtime/validate.c
index 0061344..d901625 100644
--- a/src/runtime/validate.c
+++ b/src/runtime/validate.c
@@ -22,6 +22,8 @@
 #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)
@@ -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
@@ -95,3 +98,22 @@ protect_control_stack_return_guard_page(int protect_p) {
                os_vm_page_size,protect_p ?
                (OS_VM_PROT_READ|OS_VM_PROT_EXECUTE) : OS_VM_PROT_ALL);
 }
+
+/* these OOAO violations are here because with mach exception handlers
+ * we need to protect the stack guard pages from the mach exception
+ * handlers which run on a different thread, so we take a thread
+ * argument here. Too bad we don't have keywords args in C. */
+void
+protect_control_stack_guard_page_thread(int protect_p, struct thread *th) {
+    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);
+}
+
+void
+protect_control_stack_return_guard_page_thread(int protect_p,
+                                               struct thread* th) {
+    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);
+}