external/qemu 0.8.2

1 files changed, 55 insertions, 0 deletions

diff --git a/osdep.h b/osdep.h
new file mode 100644
index 0000000..29a261c
--- /dev/null
+++ b/osdep.h
@@ -0,0 +1,55 @@
+#ifndef QEMU_OSDEP_H
+#define QEMU_OSDEP_H
+
+#include <stdarg.h>
+
+int qemu_vsnprintf(char *buf, int buflen, const char *fmt, va_list args);
+void qemu_vprintf(const char *fmt, va_list ap);
+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);
+
+/* specific kludges for OS compatibility (should be moved elsewhere) */
+#if defined(__i386__) && !defined(CONFIG_SOFTMMU) && !defined(CONFIG_USER_ONLY)
+
+/* disabled pthread version of longjmp which prevent us from using an
+   alternative signal stack */
+extern void __longjmp(jmp_buf env, int val);
+#define longjmp __longjmp
+
+#include <signal.h>
+
+struct siginfo;
+
+/* 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