fuse: Implement hole detection through lseek

[mirror_qemu.git] / os-win32.c

diff --git a/os-win32.c b/os-win32.c
index 50b7f6f8859a70ef159c62a483f3dc59eec43c37..fd1137bab1fab40057df048acbfcaf64d496eb29 100644 (file)
--- a/os-win32.c
+++ b/os-win32.c
@@ -22,43 +22,17 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
+
+#include "qemu/osdep.h"
 #include <windows.h>
 #include <mmsystem.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <time.h>
-#include <errno.h>
-#include <sys/time.h>
-#include "config-host.h"
-#include "sysemu/sysemu.h"
+#include "qemu-common.h"
 #include "qemu-options.h"
-
-/***********************************************************/
-/* Functions missing in mingw */
-
-int setenv(const char *name, const char *value, int overwrite)
-{
-    int result = 0;
-    if (overwrite || !getenv(name)) {
-        size_t length = strlen(name) + strlen(value) + 2;
-        char *string = g_malloc(length);
-        snprintf(string, length, "%s=%s", name, value);
-        result = putenv(string);
-
-        /* Windows takes a copy and does not continue to use our string.
-         * Therefore it can be safely freed on this platform.  POSIX code
-         * typically has to leak the string because according to the spec it
-         * becomes part of the environment.
-         */
-        g_free(string);
-    }
-    return result;
-}
+#include "sysemu/runstate.h"
 
 static BOOL WINAPI qemu_ctrl_handler(DWORD type)
 {
-    qemu_system_shutdown_request();
+    qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_SIGNAL);
     /* Windows 7 kills application when the function returns.
        Sleep here to give QEMU a try for closing.
        Sleep period is 10000ms because Windows kills the program
@@ -83,29 +57,6 @@ void os_setup_early_signal_handling(void)
     atexit(os_undo_timer_resolution);
 }
 
-/* Look for support files in the same directory as the executable.  */
-char *os_find_datadir(const char *argv0)
-{
-    char *p;
-    char buf[MAX_PATH];
-    DWORD len;
-
-    len = GetModuleFileName(NULL, buf, sizeof(buf) - 1);
-    if (len == 0) {
-        return NULL;
-    }
-
-    buf[len] = 0;
-    p = buf + len - 1;
-    while (p != buf && *p != '\\')
-        p--;
-    *p = 0;
-    if (access(buf, R_OK) == 0) {
-        return g_strdup(buf);
-    }
-    return NULL;
-}
-
 void os_set_line_buffering(void)
 {
     setbuf(stdout, NULL);
@@ -116,37 +67,7 @@ void os_set_line_buffering(void)
  * Parse OS specific command line options.
  * return 0 if option handled, -1 otherwise
  */
-void os_parse_cmd_args(int index, const char *optarg)
+int os_parse_cmd_args(int index, const char *optarg)
 {
-    return;
-}
-
-void os_pidfile_error(void)
-{
-    fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
-}
-
-int qemu_create_pidfile(const char *filename)
-{
-    char buffer[128];
-    int len;
-    HANDLE file;
-    OVERLAPPED overlap;
-    BOOL ret;
-    memset(&overlap, 0, sizeof(overlap));
-
-    file = CreateFile(filename, GENERIC_WRITE, FILE_SHARE_READ, NULL,
-                      OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
-
-    if (file == INVALID_HANDLE_VALUE) {
-        return -1;
-    }
-    len = snprintf(buffer, sizeof(buffer), "%d\n", getpid());
-    ret = WriteFile(file, (LPCVOID)buffer, (DWORD)len,
-                    NULL, &overlap);
-    CloseHandle(file);
-    if (ret == 0) {
-        return -1;
-    }
-    return 0;
+    return -1;
 }