64 bit virtual addressing fix

[qemu.git] / osdep.h

diff --git a/osdep.h b/osdep.h
index 1c14de4c5ee15a68a9427c693a14dffc63f458b5..f818ce03a8bf20bd2ba458f286917e5775f1d490 100644 (file)
--- a/osdep.h
+++ b/osdep.h
@@ -10,6 +10,10 @@ void qemu_printf(const char *fmt, ...);
 void *qemu_malloc(size_t size);
 void *qemu_mallocz(size_t size);
 void qemu_free(void *ptr);
+char *qemu_strdup(const char *str);
+
+void *qemu_vmalloc(size_t size);
+void qemu_vfree(void *ptr);
 
 void *get_mmap_addr(unsigned long size);
 
@@ -21,6 +25,29 @@ void *get_mmap_addr(unsigned long size);
 extern void __longjmp(jmp_buf env, int val);
 #define longjmp __longjmp
 
+#include <signal.h>
+
+/* NOTE: it works only because the glibc sigset_t is >= kernel sigset_t */
+struct qemu_sigaction {
+    union {
+        void (*_sa_handler)(int);
+        void (*_sa_sigaction)(int, struct siginfo *, void *);
+    } _u;
+    unsigned long sa_flags;
+    void (*sa_restorer)(void);
+    sigset_t sa_mask;          /* mask last for extensibility */
+};
+
+int qemu_sigaction(int signum, const struct qemu_sigaction *act, 
+                   struct qemu_sigaction *oldact);
+
+#undef sigaction
+#undef sa_handler
+#undef sa_sigaction
+#define sigaction qemu_sigaction
+#define sa_handler     _u._sa_handler
+#define sa_sigaction   _u._sa_sigaction
+
 #endif
 
 #endif