Makefile: add missing deps on $(GENERATED_HEADERS)

[qemu.git] / ui / sdl.c

diff --git a/ui/sdl.c b/ui/sdl.c
index c5bb0a3705dec6d94eed5899e2dc955bab84bd01..6dbc5cb0ed341b8d34fb4423b49f526989b56b85 100644 (file)
--- a/ui/sdl.c
+++ b/ui/sdl.c
@@ -28,10 +28,6 @@
 #include <SDL.h>
 #include <SDL_syswm.h>
 
-#ifndef _WIN32
-#include <signal.h>
-#endif
-
 #include "qemu-common.h"
 #include "console.h"
 #include "sysemu.h"
@@ -485,7 +481,7 @@ static void sdl_grab_end(void)
     sdl_update_caption();
 }
 
-static void sdl_mouse_mode_change(Notifier *notify)
+static void sdl_mouse_mode_change(Notifier *notify, void *data)
 {
     if (kbd_mouse_is_absolute()) {
         if (!absolute_enabled) {
@@ -812,6 +808,7 @@ void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
     uint8_t data = 0;
     DisplayAllocator *da;
     const SDL_VideoInfo *vi;
+    char *filename;
 
 #if defined(__APPLE__)
     /* always use generic keymaps */
@@ -830,6 +827,18 @@ void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
     if (!full_screen) {
         setenv("SDL_VIDEO_ALLOW_SCREENSAVER", "1", 0);
     }
+#ifdef __linux__
+    /* on Linux, SDL may use fbcon|directfb|svgalib when run without
+     * accessible $DISPLAY to open X11 window.  This is often the case
+     * when qemu is run using sudo.  But in this case, and when actually
+     * run in X11 environment, SDL fights with X11 for the video card,
+     * making current display unavailable, often until reboot.
+     * So make x11 the default SDL video driver if this variable is unset.
+     * This is a bit hackish but saves us from bigger problem.
+     * Maybe it's a good idea to fix this in SDL instead.
+     */
+    setenv("SDL_VIDEODRIVER", "x11", 0);
+#endif
 
     /* Enable normal up/down events for Caps-Lock and Num-Lock keys.
      * This requires SDL >= 1.2.14. */
@@ -844,6 +853,18 @@ void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
     vi = SDL_GetVideoInfo();
     host_format = *(vi->vfmt);
 
+    /* Load a 32x32x4 image. White pixels are transparent. */
+    filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu-icon.bmp");
+    if (filename) {
+        SDL_Surface *image = SDL_LoadBMP(filename);
+        if (image) {
+            uint32_t colorkey = SDL_MapRGB(image->format, 255, 255, 255);
+            SDL_SetColorKey(image, SDL_SRCCOLORKEY, colorkey);
+            SDL_WM_SetIcon(image, NULL);
+        }
+        qemu_free(filename);
+    }
+
     dcl = qemu_mallocz(sizeof(DisplayChangeListener));
     dcl->dpy_update = sdl_update;
     dcl->dpy_resize = sdl_resize;