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Save and restore error messages when rolling back after failed init

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Fixes https://github.com/libsdl-org/SDL/issues/12439
This commit is contained in:
Sam Lantinga
2025-03-02 07:37:46 -08:00
parent 2c46c3d5b7
commit 1a7c206986
2 changed files with 27 additions and 1 deletions
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16
src/SDL.c
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@@ -356,7 +356,9 @@ bool SDL_InitSubSystem(SDL_InitFlags flags)
SDL_IncrementSubsystemRefCount(SDL_INIT_VIDEO);
if (!SDL_VideoInit(NULL)) {
SDL_DecrementSubsystemRefCount(SDL_INIT_VIDEO);
SDL_PushError();
SDL_QuitSubSystem(SDL_INIT_EVENTS);
SDL_PopError();
goto quit_and_error;
}
} else {
@@ -381,7 +383,9 @@ bool SDL_InitSubSystem(SDL_InitFlags flags)
SDL_IncrementSubsystemRefCount(SDL_INIT_AUDIO);
if (!SDL_InitAudio(NULL)) {
SDL_DecrementSubsystemRefCount(SDL_INIT_AUDIO);
SDL_PushError();
SDL_QuitSubSystem(SDL_INIT_EVENTS);
SDL_PopError();
goto quit_and_error;
}
} else {
@@ -406,7 +410,9 @@ bool SDL_InitSubSystem(SDL_InitFlags flags)
SDL_IncrementSubsystemRefCount(SDL_INIT_JOYSTICK);
if (!SDL_InitJoysticks()) {
SDL_DecrementSubsystemRefCount(SDL_INIT_JOYSTICK);
SDL_PushError();
SDL_QuitSubSystem(SDL_INIT_EVENTS);
SDL_PopError();
goto quit_and_error;
}
} else {
@@ -430,7 +436,9 @@ bool SDL_InitSubSystem(SDL_InitFlags flags)
SDL_IncrementSubsystemRefCount(SDL_INIT_GAMEPAD);
if (!SDL_InitGamepads()) {
SDL_DecrementSubsystemRefCount(SDL_INIT_GAMEPAD);
SDL_PushError();
SDL_QuitSubSystem(SDL_INIT_JOYSTICK);
SDL_PopError();
goto quit_and_error;
}
} else {
@@ -493,7 +501,9 @@ bool SDL_InitSubSystem(SDL_InitFlags flags)
SDL_IncrementSubsystemRefCount(SDL_INIT_CAMERA);
if (!SDL_CameraInit(NULL)) {
SDL_DecrementSubsystemRefCount(SDL_INIT_CAMERA);
SDL_PushError();
SDL_QuitSubSystem(SDL_INIT_EVENTS);
SDL_PopError();
goto quit_and_error;
}
} else {
@@ -511,7 +521,11 @@ bool SDL_InitSubSystem(SDL_InitFlags flags)
return SDL_ClearError();
quit_and_error:
SDL_QuitSubSystem(flags_initialized);
{
SDL_PushError();
SDL_QuitSubSystem(flags_initialized);
SDL_PopError();
}
return false;
}