From 29b3a6627e57585a156fb753c7781b4b1646a934 Mon Sep 17 00:00:00 2001
From: pbrook <pbrook@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Thu, 7 Jun 2007 23:09:47 +0000
Subject: [PATCH] Windows build fixes.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2959 c046a42c-6fe2-441c-8c8c-71466251a162
---
 m68k-semi.c | 10 ++++++++--
 osdep.c     | 24 ++++++++++++++++++++++++
 osdep.h     | 11 +++++++++++
 3 files changed, 43 insertions(+), 2 deletions(-)

diff --git a/m68k-semi.c b/m68k-semi.c
index 27bdce8..73224f1 100644
--- a/m68k-semi.c
+++ b/m68k-semi.c
@@ -116,8 +116,14 @@ static void translate_stat(CPUState *env, target_ulong addr, struct stat *s)
     p->gdb_st_gid = cpu_to_be32(s->st_gid);
     p->gdb_st_rdev = cpu_to_be32(s->st_rdev);
     p->gdb_st_size = cpu_to_be64(s->st_size);
+#ifdef _WIN32
+    /* Windows stat is missing some fields.  */
+    p->gdb_st_blksize = 0;
+    p->gdb_st_blocks = 0;
+#else
     p->gdb_st_blksize = cpu_to_be64(s->st_blksize);
     p->gdb_st_blocks = cpu_to_be64(s->st_blocks);
+#endif
     p->gdb_st_atime = cpu_to_be32(s->st_atime);
     p->gdb_st_mtime = cpu_to_be32(s->st_mtime);
     p->gdb_st_ctime = cpu_to_be32(s->st_ctime);
@@ -281,9 +287,9 @@ void do_m68k_semihosting(CPUM68KState *env, int nr)
                            ARG(0), ARG(1));
             return;
         } else {
-            struct timeval tv;
+            qemu_timeval tv;
             struct gdb_timeval *p;
-            result = gettimeofday(&tv, NULL);
+            result = qemu_gettimeofday(&tv);
             if (result != 0) {
                 p = lock_user(ARG(0), sizeof(struct gdb_timeval), 0);
                 p->tv_sec = cpu_to_be32(tv.tv_sec);
diff --git a/osdep.c b/osdep.c
index ccc1d70..c24906c 100644
--- a/osdep.c
+++ b/osdep.c
@@ -264,3 +264,27 @@ int qemu_create_pidfile(const char *filename)
 #endif
     return 0;
 }
+
+#ifdef _WIN32
+
+/* Offset between 1/1/1601 and 1/1/1970 in 100 nanosec units */
+#define _W32_FT_OFFSET (116444736000000000ULL)
+
+int qemu_gettimeofday(qemu_timeval *tp)
+{
+  union {
+    unsigned long long ns100; /*time since 1 Jan 1601 in 100ns units */
+    FILETIME ft;
+  }  _now;
+
+  if(tp)
+    {
+      GetSystemTimeAsFileTime (&_now.ft);
+      tp->tv_usec=(long)((_now.ns100 / 10ULL) % 1000000ULL );
+      tp->tv_sec= (long)((_now.ns100 - _W32_FT_OFFSET) / 10000000ULL);
+    }
+  /* Always return 0 as per Open Group Base Specifications Issue 6.
+     Do not set errno on error.  */
+  return 0;
+}
+#endif /* _WIN32 */
diff --git a/osdep.h b/osdep.h
index 68d29d7..50686d5 100644
--- a/osdep.h
+++ b/osdep.h
@@ -17,4 +17,15 @@ void *get_mmap_addr(unsigned long size);
 
 int qemu_create_pidfile(const char *filename);
 
+#ifdef _WIN32
+typedef struct {
+    long tv_sec;
+    long tv_usec;
+} qemu_timeval;
+int qemu_gettimeofday(qemu_timeval *tp);
+#else
+typedef struct timeval qemu_timeval;
+#define qemu_gettimeofday(tp) gettimeofday(tp, NULL);
+#endif /* !_WIN32 */
+
 #endif
-- 
2.7.4