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Fixed compiler warning

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```
 ./src/joystick/SDL_joystick.c:105:12: warning: no previous extern declaration for non-static variable 'SDL_joystick_lock' [-Wmissing-variable-declarations]
SDL_mutex *SDL_joystick_lock = NULL; /* This needs to support recursive locks */
           ^
./src/joystick/SDL_joystick.c:105:1: note: declare 'static' if the variable is not intended to be used outside of this translation unit
SDL_mutex *SDL_joystick_lock = NULL; /* This needs to support recursive locks */
^
```
1 warning generated.
This commit is contained in:
Sam Lantinga 2022-12-17 06:51:02 -08:00
parent 741499dea7
commit 3b0cd44158
2 changed files with 7 additions and 0 deletions
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4
src/joystick/SDL_joystick.c
View file

@ -109,6 +109,10 @@ static SDL_JoystickDriver *SDL_joystick_drivers[] = {
&SDL_DUMMY_JoystickDriver
#endif
};
#ifndef SDL_THREAD_SAFETY_ANALYSIS
static
#endif
SDL_mutex *SDL_joystick_lock = NULL; /* This needs to support recursive locks */
static int SDL_joysticks_locked;
static SDL_bool SDL_joysticks_initialized;

3
src/joystick/hidapi/SDL_hidapi_rumble.c
View file

@ -51,6 +51,9 @@ typedef struct SDL_HIDAPI_RumbleContext
SDL_HIDAPI_RumbleRequest *requests_tail;
} SDL_HIDAPI_RumbleContext;
#ifndef SDL_THREAD_SAFETY_ANALYSIS
static
#endif
SDL_mutex *SDL_HIDAPI_rumble_lock;
static SDL_HIDAPI_RumbleContext rumble_context SDL_GUARDED_BY(SDL_HIDAPI_rumble_lock);