X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Flinux-os.h;h=6f1003cf8dd7270e2ebee82d64280343db588f9b;hb=35ab27e7aab71c94aa6be12da15603c7fd87fca8;hp=d01070431240b62ae825a276251a0770f288e758;hpb=a530bbe337109d898d5b4a001fc8f1afa3b5dc39;p=sbcl.git

diff --git a/src/runtime/linux-os.h b/src/runtime/linux-os.h
index d010704..6f1003c 100644
--- a/src/runtime/linux-os.h
+++ b/src/runtime/linux-os.h
@@ -9,10 +9,6 @@
  * files for more information.
  */
 
-/*
- * $Header$
- */
-
 #include <stdlib.h>
 #include <sys/types.h>
 #include <sys/mman.h>
@@ -27,19 +23,24 @@
 #include <asm/unistd.h>
 #include <linux/version.h>
 
-#define linuxversion(a, b, c) (((a)<<16)+((b)<<8)+(c))
-
+// Needs to be defined before including target-arch.h
 typedef caddr_t os_vm_address_t;
 typedef size_t os_vm_size_t;
 typedef off_t os_vm_offset_t;
 typedef int os_vm_prot_t;
 
-typedef struct ucontext os_context_t;
+#include "target-arch-os.h"
+#include "target-arch.h"
+#define linuxversion(a, b, c) (((a)<<16)+((b)<<8)+(c))
 
 #define OS_VM_PROT_READ    PROT_READ
 #define OS_VM_PROT_WRITE   PROT_WRITE
 #define OS_VM_PROT_EXECUTE PROT_EXEC
 
-#define OS_VM_DEFAULT_PAGESIZE	4096
+#define SIG_MEMORY_FAULT SIGSEGV
 
-#define SET_FPU_CONTROL_WORD(cw) asm("fldcw %0" : : "m" (cw))
+/* Note that this must be higher than the highest numbered
+ * synchronously generated signal that we handle (that is SIGSEGV),
+ * due to Linux signal handling pecularities. See thread "Signal
+ * delivery order" from 2009-03-14 on kernel-devel@vger.kernel.org. */
+#define SIG_STOP_FOR_GC (SIGUSR2)