[Qemu-devel] [PATCH 3/5] error message if user specifies SDL cmd line option when SDL is disabled

[Jes . Sorensen]

From: Jes Sorensen <address@hidden>

Signed-off-by: Jes Sorensen <address@hidden>
---
 qemu-options.hx |   10 ----------
 vl.c            |    8 ++++++++
 2 files changed, 8 insertions(+), 10 deletions(-)

diff --git a/qemu-options.hx b/qemu-options.hx
index 21c0d97..960762a 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -650,11 +650,9 @@ QEMU can display the VGA output when in text mode using a
 curses/ncurses interface.  Nothing is displayed in graphical mode.
 ETEXI
 
-#ifdef CONFIG_SDL
 DEF("no-frame", 0, QEMU_OPTION_no_frame,
     "-no-frame       open SDL window without a frame and window decorations\n",
     QEMU_ARCH_ALL)
-#endif
 STEXI
 @item -no-frame
 @findex -no-frame
@@ -663,42 +661,34 @@ available screen space. This makes the using QEMU in a 
dedicated desktop
 workspace more convenient.
 ETEXI
 
-#ifdef CONFIG_SDL
 DEF("alt-grab", 0, QEMU_OPTION_alt_grab,
     "-alt-grab       use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt)\n",
     QEMU_ARCH_ALL)
-#endif
 STEXI
 @item -alt-grab
 @findex -alt-grab
 Use Ctrl-Alt-Shift to grab mouse (instead of Ctrl-Alt).
 ETEXI
 
-#ifdef CONFIG_SDL
 DEF("ctrl-grab", 0, QEMU_OPTION_ctrl_grab,
     "-ctrl-grab      use Right-Ctrl to grab mouse (instead of Ctrl-Alt)\n",
     QEMU_ARCH_ALL)
-#endif
 STEXI
 @item -ctrl-grab
 @findex -ctrl-grab
 Use Right-Ctrl to grab mouse (instead of Ctrl-Alt).
 ETEXI
 
-#ifdef CONFIG_SDL
 DEF("no-quit", 0, QEMU_OPTION_no_quit,
     "-no-quit        disable SDL window close capability\n", QEMU_ARCH_ALL)
-#endif
 STEXI
 @item -no-quit
 @findex -no-quit
 Disable SDL window close capability.
 ETEXI
 
-#ifdef CONFIG_SDL
 DEF("sdl", 0, QEMU_OPTION_sdl,
     "-sdl            enable SDL\n", QEMU_ARCH_ALL)
-#endif
 STEXI
 @item -sdl
 @findex -sdl
diff --git a/vl.c b/vl.c
index 8ed4607..ab78e4c 100644
--- a/vl.c
+++ b/vl.c
@@ -2569,6 +2569,14 @@ int main(int argc, char **argv, char **envp)
             case QEMU_OPTION_sdl:
                 display_type = DT_SDL;
                 break;
+#else
+            case QEMU_OPTION_no_frame:
+            case QEMU_OPTION_alt_grab:
+            case QEMU_OPTION_ctrl_grab:
+            case QEMU_OPTION_no_quit:
+            case QEMU_OPTION_sdl:
+                fprintf(stderr, "SDL support is disabled\n");
+                exit(1);
 #endif
             case QEMU_OPTION_pidfile:
                 pid_file = optarg;
-- 
1.7.4