Move generic or OS function declarations to qemu-common.h

Move generic or OS related function declarations and macro
TFR to qemu-common.h.

Move win32 include directives to qemu-os-win32.h. While moving,
also add #include <winsock2.h> to fix a recent mingw32
build breakage.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

qemu-common.h

@@ -12,6 +12,7 @@
 #endif
 
 #define QEMU_BUILD_BUG_ON(x) typedef char __build_bug_on__##__LINE__[(x)?-1:1];
+#define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
 
 typedef struct QEMUTimer QEMUTimer;
 typedef struct QEMUFile QEMUFile;
@@ -39,6 +40,14 @@ typedef struct Monitor Monitor;
 #include <sys/time.h>
 #include <assert.h>
 
+#ifdef _WIN32
+#include "qemu-os-win32.h"
+#endif
+
+#ifdef CONFIG_POSIX
+#include "qemu-os-posix.h"
+#endif
+
 #ifndef O_LARGEFILE
 #define O_LARGEFILE 0
 #endif
@@ -339,6 +348,16 @@ void qemu_progress_init(int enabled, float min_skip);
 void qemu_progress_end(void);
 void qemu_progress_print(float percent, int max);
 
+#define QEMU_FILE_TYPE_BIOS   0
+#define QEMU_FILE_TYPE_KEYMAP 1
+char *qemu_find_file(int type, const char *name);
+
+/* OS specific functions */
+void os_setup_early_signal_handling(void);
+char *os_find_datadir(const char *argv0);
+void os_parse_cmd_args(int index, const char *optarg);
+void os_pidfile_error(void);
+
 /* Convert a byte between binary and BCD.  */
 static inline uint8_t to_bcd(uint8_t val)
 {

qemu-os-win32.h

@@ -26,6 +26,9 @@
 #ifndef QEMU_OS_WIN32_H
 #define QEMU_OS_WIN32_H
 
+#include <windows.h>
+#include <winsock2.h>
+
 /* Polling handling */
 
 /* return TRUE if no sleep should be done afterwards */

sysemu.h

@@ -8,22 +8,9 @@
 #include "qemu-timer.h"
 #include "notify.h"
 
-#ifdef _WIN32
-#include <windows.h>
-#include "qemu-os-win32.h"
-#endif
-
-#ifdef CONFIG_POSIX
-#include "qemu-os-posix.h"
-#endif
-
 /* vl.c */
 extern const char *bios_name;
 
-#define QEMU_FILE_TYPE_BIOS   0
-#define QEMU_FILE_TYPE_KEYMAP 1
-char *qemu_find_file(int type, const char *name);
-
 extern int vm_running;
 extern const char *qemu_name;
 extern uint8_t qemu_uuid[];
@@ -100,12 +87,6 @@ int qemu_loadvm_state(QEMUFile *f);
 /* SLIRP */
 void do_info_slirp(Monitor *mon);
 
-/* OS specific functions */
-void os_setup_early_signal_handling(void);
-char *os_find_datadir(const char *argv0);
-void os_parse_cmd_args(int index, const char *optarg);
-void os_pidfile_error(void);
-
 typedef enum DisplayType
 {
     DT_DEFAULT,
@@ -191,8 +172,6 @@ extern CharDriverState *serial_hds[MAX_SERIAL_PORTS];
 
 extern CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
 
-#define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
-
 void do_usb_add(Monitor *mon, const QDict *qdict);
 void do_usb_del(Monitor *mon, const QDict *qdict);
 void usb_info(Monitor *mon);