Cleanup screensaver code.

gfx/gfx_common.c

@@ -111,37 +111,19 @@ bool gfx_window_title(char *buf, size_t size)
    return ret;
 }
 
-#ifdef IS_LINUX
-void suspend_screensaver(Window wnd) {
-    char wid[20];
-    snprintf(wid, 20, "%d", (int) wnd);
-    wid[19] = '\0';
-    char* args[4];
-    args[0] = "xdg-screensaver";
-    args[1] = "suspend";
-    args[2] = wid;
-    args[3] = NULL;
+#ifdef HAVE_X11
+void gfx_suspend_screensaver(Window wnd)
+{
+   char cmd[64];
+   snprintf(cmd, sizeof(cmd), "xdg-screensaver suspend %d", (int)wnd);
 
-    int cpid = fork();
-    if (cpid < 0) {
-        RARCH_WARN("Could not suspend screen saver: %s\n", strerror(errno));
-        return;
-    }
+   int ret = system(cmd);
 
-    if (!cpid) {
-        execvp(args[0], args);
-        exit(errno);
-    }
-
-    int err = 0;
-    waitpid(cpid, &err, 0);
-    if (err) {
-        RARCH_WARN("Could not suspend screen saver: %s\n", strerror(err));
-    }
+   if (ret != 0)
+      RARCH_WARN("Could not suspend screen saver.\n");
 }
 #endif
 
-
 #if defined(_WIN32) && !defined(_XBOX)
 #include <windows.h>
 #include "../dynamic.h"

gfx/gfx_common.h

@@ -19,12 +19,16 @@
 #include <stddef.h>
 #include "../boolean.h"
 
+#ifdef HAVE_CONFIG_H
+#include "../config.h"
+#endif
+
 bool gfx_window_title(char *buf, size_t size);
 void gfx_window_title_reset(void);
 
-#ifdef IS_LINUX
+#ifdef HAVE_X11
 #include <X11/Xlib.h>
-void suspend_screensaver(Window wnd);
+void gfx_suspend_screensaver(Window wnd);
 #endif
 
 #ifdef _WIN32

gfx/sdl_gfx.c

@@ -247,18 +247,19 @@ static void sdl_render_msg_32(sdl_video_t *vid, SDL_Surface *buffer, const char
 #endif
 }
 
-#ifdef IS_LINUX
-static Window sdl_get_window_id() {
-    SDL_SysWMinfo sys_info;
-    SDL_VERSION(&sys_info.version);
+#ifdef HAVE_X11
+static Window sdl_get_window_id(void)
+{
+   SDL_SysWMinfo sys_info;
+   SDL_VERSION(&sys_info.version);
 
-    if(SDL_GetWMInfo(&sys_info) <= 0) {
-        RARCH_WARN("%s", SDL_GetError());
-        return -1;
-    }
+   if (SDL_GetWMInfo(&sys_info) <= 0)
+   {
+      RARCH_WARN("%s\n", SDL_GetError());
+      return -1;
+   }
 
-    Window wid = sys_info.info.x11.window;
-    return wid;
+   return sys_info.info.x11.window;
 }
 #endif
 
@@ -289,11 +290,10 @@ static void *sdl_gfx_init(const video_info_t *video, const input_driver_t **inpu
    vid->render32 = video->rgb32 && !g_settings.video.force_16bit;
    vid->screen = SDL_SetVideoMode(video->width, video->height, vid->render32 ? 32 : 15, SDL_HWSURFACE | SDL_HWACCEL | SDL_DOUBLEBUF | (video->fullscreen ? SDL_FULLSCREEN : 0));
 
-#ifdef IS_LINUX
+#ifdef HAVE_X11
    int wid = sdl_get_window_id();
-   if (wid > 0) {
-       suspend_screensaver(wid);
-   }
+   if (wid > 0)
+      gfx_suspend_screensaver(wid);
 #endif
 
    if (!vid->screen && !g_settings.video.force_16bit && !video->rgb32)

gfx/xvideo.c

@@ -527,7 +527,7 @@ static void *xv_init(const video_info_t *video, const input_driver_t **input, vo
    xv_set_nonblock_state(xv, !video->vsync);
    xv->focus = true;
 
-   suspend_screensaver(xv->window);
+   gfx_suspend_screensaver(xv->window);
 
    xinput = input_x.init();
    if (xinput)

input/null.c

@@ -51,7 +51,9 @@ static void null_input_free(void *data)
    (void)data;
 }
 
-static void null_set_default_keybind_lut(void) { }
+#ifdef RARCH_CONSOLE
+static void null_set_default_keybind_lut(void) {}
+#endif
 
 const input_driver_t input_null = {
    null_input_init,