Changeset 6219

Timestamp:

Apr 7, 2007, 9:49:08 PM (18 years ago)

Author:

Gary Byers

Message:

USE_SIGALTSTACK, but not on Darwin (where Apple hasn't yet invented
the notion that it needs to be thread-specific.)

File:

• trunk/ccl/lisp-kernel/x86-exceptions.h (modified) (2 diffs)

trunk/ccl/lisp-kernel/x86-exceptions.h

@@ -83 +83 @@
 #endif
 
-#ifdef USE_SIGALTSTACK
-void setup_sigaltstack(area *);
+
 void switch_to_foreign_stack(void*, ...);
-#endif
 
 #define INTN_OPCODE 0xcd
@@ -141 +139 @@
 extern void set_gs_address(void *);
 #endif
+
+
+/* sigaltstack isn't thread-specific on The World's Most Advanced OS */
+#ifdef DARWIN
+#undef USE_SIGALTSTACK
+#else
+#define USE_SIGALTSTACK 1
+#endif
+
+#ifdef USE_SIGALTSTACK
+void setup_sigaltstack(area *);
+#endif