Removed SDL_bool in favor of plain bool

We require stdbool.h in the build environment, so we might as well use the plain bool type.

If your environment doesn't have stdbool.h, this simple replacement will suffice:
typedef signed char bool;

include/SDL3/SDL_haptic.h

@@ -66,7 +66,7 @@
  * Complete example:
  *
  * ```c
- * SDL_bool test_haptic(SDL_Joystick *joystick)
+ * bool test_haptic(SDL_Joystick *joystick)
  * {
  *    SDL_Haptic *haptic;
  *    SDL_HapticEffect effect;
@@ -74,12 +74,12 @@
  *
  *    // Open the device
  *    haptic = SDL_OpenHapticFromJoystick(joystick);
- *    if (haptic == NULL) return SDL_FALSE; // Most likely joystick isn't haptic
+ *    if (haptic == NULL) return false; // Most likely joystick isn't haptic
  *
  *    // See if it can do sine waves
  *    if ((SDL_GetHapticFeatures(haptic) & SDL_HAPTIC_SINE)==0) {
  *       SDL_CloseHaptic(haptic); // No sine effect
- *       return SDL_FALSE;
+ *       return false;
  *    }
  *
  *    // Create the effect
@@ -106,7 +106,7 @@
  *    // Close the device
  *    SDL_CloseHaptic(haptic);
  *
- *    return SDL_TRUE; // Success
+ *    return true; // Success
  * }
  * ```
  *
@@ -1024,13 +1024,13 @@ extern SDL_DECLSPEC const char * SDLCALL SDL_GetHapticName(SDL_Haptic *haptic);
 /**
  * Query whether or not the current mouse has haptic capabilities.
  *
- * \returns SDL_TRUE if the mouse is haptic or SDL_FALSE if it isn't.
+ * \returns true if the mouse is haptic or false if it isn't.
  *
  * \since This function is available since SDL 3.0.0.
  *
  * \sa SDL_OpenHapticFromMouse
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_IsMouseHaptic(void);
+extern SDL_DECLSPEC bool SDLCALL SDL_IsMouseHaptic(void);
 
 /**
  * Try to open a haptic device from the current mouse.
@@ -1049,13 +1049,13 @@ extern SDL_DECLSPEC SDL_Haptic * SDLCALL SDL_OpenHapticFromMouse(void);
  * Query if a joystick has haptic features.
  *
  * \param joystick the SDL_Joystick to test for haptic capabilities.
- * \returns SDL_TRUE if the joystick is haptic or SDL_FALSE if it isn't.
+ * \returns true if the joystick is haptic or false if it isn't.
  *
  * \since This function is available since SDL 3.0.0.
  *
  * \sa SDL_OpenHapticFromJoystick
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_IsJoystickHaptic(SDL_Joystick *joystick);
+extern SDL_DECLSPEC bool SDLCALL SDL_IsJoystickHaptic(SDL_Joystick *joystick);
 
 /**
  * Open a haptic device for use from a joystick device.
@@ -1157,14 +1157,14 @@ extern SDL_DECLSPEC int SDLCALL SDL_GetNumHapticAxes(SDL_Haptic *haptic);
  *
  * \param haptic the SDL_Haptic device to query.
  * \param effect the desired effect to query.
- * \returns SDL_TRUE if the effect is supported or SDL_FALSE if it isn't.
+ * \returns true if the effect is supported or false if it isn't.
  *
  * \since This function is available since SDL 3.0.0.
  *
  * \sa SDL_CreateHapticEffect
  * \sa SDL_GetHapticFeatures
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_HapticEffectSupported(SDL_Haptic *haptic, const SDL_HapticEffect *effect);
+extern SDL_DECLSPEC bool SDLCALL SDL_HapticEffectSupported(SDL_Haptic *haptic, const SDL_HapticEffect *effect);
 
 /**
  * Create a new haptic effect on a specified device.
@@ -1195,7 +1195,7 @@ extern SDL_DECLSPEC int SDLCALL SDL_CreateHapticEffect(SDL_Haptic *haptic, const
  * \param effect the identifier of the effect to update.
  * \param data an SDL_HapticEffect structure containing the new effect
  *             properties to use.
- * \returns SDL_TRUE on success or SDL_FALSE on failure; call SDL_GetError()
+ * \returns true on success or false on failure; call SDL_GetError()
  *          for more information.
  *
  * \since This function is available since SDL 3.0.0.
@@ -1203,7 +1203,7 @@ extern SDL_DECLSPEC int SDLCALL SDL_CreateHapticEffect(SDL_Haptic *haptic, const
  * \sa SDL_CreateHapticEffect
  * \sa SDL_RunHapticEffect
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_UpdateHapticEffect(SDL_Haptic *haptic, int effect, const SDL_HapticEffect *data);
+extern SDL_DECLSPEC bool SDLCALL SDL_UpdateHapticEffect(SDL_Haptic *haptic, int effect, const SDL_HapticEffect *data);
 
 /**
  * Run the haptic effect on its associated haptic device.
@@ -1218,7 +1218,7 @@ extern SDL_DECLSPEC SDL_bool SDLCALL SDL_UpdateHapticEffect(SDL_Haptic *haptic,
  * \param effect the ID of the haptic effect to run.
  * \param iterations the number of iterations to run the effect; use
  *                   `SDL_HAPTIC_INFINITY` to repeat forever.
- * \returns SDL_TRUE on success or SDL_FALSE on failure; call SDL_GetError()
+ * \returns true on success or false on failure; call SDL_GetError()
  *          for more information.
  *
  * \since This function is available since SDL 3.0.0.
@@ -1227,14 +1227,14 @@ extern SDL_DECLSPEC SDL_bool SDLCALL SDL_UpdateHapticEffect(SDL_Haptic *haptic,
  * \sa SDL_StopHapticEffect
  * \sa SDL_StopHapticEffects
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_RunHapticEffect(SDL_Haptic *haptic, int effect, Uint32 iterations);
+extern SDL_DECLSPEC bool SDLCALL SDL_RunHapticEffect(SDL_Haptic *haptic, int effect, Uint32 iterations);
 
 /**
  * Stop the haptic effect on its associated haptic device.
  *
  * \param haptic the SDL_Haptic device to stop the effect on.
  * \param effect the ID of the haptic effect to stop.
- * \returns SDL_TRUE on success or SDL_FALSE on failure; call SDL_GetError()
+ * \returns true on success or false on failure; call SDL_GetError()
  *          for more information.
  *
  * \since This function is available since SDL 3.0.0.
@@ -1242,7 +1242,7 @@ extern SDL_DECLSPEC SDL_bool SDLCALL SDL_RunHapticEffect(SDL_Haptic *haptic, int
  * \sa SDL_RunHapticEffect
  * \sa SDL_StopHapticEffects
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_StopHapticEffect(SDL_Haptic *haptic, int effect);
+extern SDL_DECLSPEC bool SDLCALL SDL_StopHapticEffect(SDL_Haptic *haptic, int effect);
 
 /**
  * Destroy a haptic effect on the device.
@@ -1266,14 +1266,14 @@ extern SDL_DECLSPEC void SDLCALL SDL_DestroyHapticEffect(SDL_Haptic *haptic, int
  *
  * \param haptic the SDL_Haptic device to query for the effect status on.
  * \param effect the ID of the haptic effect to query its status.
- * \returns SDL_TRUE if it is playing, SDL_FALSE if it isn't playing or haptic
+ * \returns true if it is playing, false if it isn't playing or haptic
  *          status isn't supported.
  *
  * \since This function is available since SDL 3.0.0.
  *
  * \sa SDL_GetHapticFeatures
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_GetHapticEffectStatus(SDL_Haptic *haptic, int effect);
+extern SDL_DECLSPEC bool SDLCALL SDL_GetHapticEffectStatus(SDL_Haptic *haptic, int effect);
 
 /**
  * Set the global gain of the specified haptic device.
@@ -1288,14 +1288,14 @@ extern SDL_DECLSPEC SDL_bool SDLCALL SDL_GetHapticEffectStatus(SDL_Haptic *hapti
  * \param haptic the SDL_Haptic device to set the gain on.
  * \param gain value to set the gain to, should be between 0 and 100 (0 -
  *             100).
- * \returns SDL_TRUE on success or SDL_FALSE on failure; call SDL_GetError()
+ * \returns true on success or false on failure; call SDL_GetError()
  *          for more information.
  *
  * \since This function is available since SDL 3.0.0.
  *
  * \sa SDL_GetHapticFeatures
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_SetHapticGain(SDL_Haptic *haptic, int gain);
+extern SDL_DECLSPEC bool SDLCALL SDL_SetHapticGain(SDL_Haptic *haptic, int gain);
 
 /**
  * Set the global autocenter of the device.
@@ -1307,14 +1307,14 @@ extern SDL_DECLSPEC SDL_bool SDLCALL SDL_SetHapticGain(SDL_Haptic *haptic, int g
  *
  * \param haptic the SDL_Haptic device to set autocentering on.
  * \param autocenter value to set autocenter to (0-100).
- * \returns SDL_TRUE on success or SDL_FALSE on failure; call SDL_GetError()
+ * \returns true on success or false on failure; call SDL_GetError()
  *          for more information.
  *
  * \since This function is available since SDL 3.0.0.
  *
  * \sa SDL_GetHapticFeatures
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_SetHapticAutocenter(SDL_Haptic *haptic, int autocenter);
+extern SDL_DECLSPEC bool SDLCALL SDL_SetHapticAutocenter(SDL_Haptic *haptic, int autocenter);
 
 /**
  * Pause a haptic device.
@@ -1326,14 +1326,14 @@ extern SDL_DECLSPEC SDL_bool SDLCALL SDL_SetHapticAutocenter(SDL_Haptic *haptic,
  * can cause all sorts of weird errors.
  *
  * \param haptic the SDL_Haptic device to pause.
- * \returns SDL_TRUE on success or SDL_FALSE on failure; call SDL_GetError()
+ * \returns true on success or false on failure; call SDL_GetError()
  *          for more information.
  *
  * \since This function is available since SDL 3.0.0.
  *
  * \sa SDL_ResumeHaptic
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_PauseHaptic(SDL_Haptic *haptic);
+extern SDL_DECLSPEC bool SDLCALL SDL_PauseHaptic(SDL_Haptic *haptic);
 
 /**
  * Resume a haptic device.
@@ -1341,20 +1341,20 @@ extern SDL_DECLSPEC SDL_bool SDLCALL SDL_PauseHaptic(SDL_Haptic *haptic);
  * Call to unpause after SDL_PauseHaptic().
  *
  * \param haptic the SDL_Haptic device to unpause.
- * \returns SDL_TRUE on success or SDL_FALSE on failure; call SDL_GetError()
+ * \returns true on success or false on failure; call SDL_GetError()
  *          for more information.
  *
  * \since This function is available since SDL 3.0.0.
  *
  * \sa SDL_PauseHaptic
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_ResumeHaptic(SDL_Haptic *haptic);
+extern SDL_DECLSPEC bool SDLCALL SDL_ResumeHaptic(SDL_Haptic *haptic);
 
 /**
  * Stop all the currently playing effects on a haptic device.
  *
  * \param haptic the SDL_Haptic device to stop.
- * \returns SDL_TRUE on success or SDL_FALSE on failure; call SDL_GetError()
+ * \returns true on success or false on failure; call SDL_GetError()
  *          for more information.
  *
  * \since This function is available since SDL 3.0.0.
@@ -1362,25 +1362,25 @@ extern SDL_DECLSPEC SDL_bool SDLCALL SDL_ResumeHaptic(SDL_Haptic *haptic);
  * \sa SDL_RunHapticEffect
  * \sa SDL_StopHapticEffects
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_StopHapticEffects(SDL_Haptic *haptic);
+extern SDL_DECLSPEC bool SDLCALL SDL_StopHapticEffects(SDL_Haptic *haptic);
 
 /**
  * Check whether rumble is supported on a haptic device.
  *
  * \param haptic haptic device to check for rumble support.
- * \returns SDL_TRUE if the effect is supported or SDL_FALSE if it isn't.
+ * \returns true if the effect is supported or false if it isn't.
  *
  * \since This function is available since SDL 3.0.0.
  *
  * \sa SDL_InitHapticRumble
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_HapticRumbleSupported(SDL_Haptic *haptic);
+extern SDL_DECLSPEC bool SDLCALL SDL_HapticRumbleSupported(SDL_Haptic *haptic);
 
 /**
  * Initialize a haptic device for simple rumble playback.
  *
  * \param haptic the haptic device to initialize for simple rumble playback.
- * \returns SDL_TRUE on success or SDL_FALSE on failure; call SDL_GetError()
+ * \returns true on success or false on failure; call SDL_GetError()
  *          for more information.
  *
  * \since This function is available since SDL 3.0.0.
@@ -1389,7 +1389,7 @@ extern SDL_DECLSPEC SDL_bool SDLCALL SDL_HapticRumbleSupported(SDL_Haptic *hapti
  * \sa SDL_StopHapticRumble
  * \sa SDL_HapticRumbleSupported
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_InitHapticRumble(SDL_Haptic *haptic);
+extern SDL_DECLSPEC bool SDLCALL SDL_InitHapticRumble(SDL_Haptic *haptic);
 
 /**
  * Run a simple rumble effect on a haptic device.
@@ -1397,7 +1397,7 @@ extern SDL_DECLSPEC SDL_bool SDLCALL SDL_InitHapticRumble(SDL_Haptic *haptic);
  * \param haptic the haptic device to play the rumble effect on.
  * \param strength strength of the rumble to play as a 0-1 float value.
  * \param length length of the rumble to play in milliseconds.
- * \returns SDL_TRUE on success or SDL_FALSE on failure; call SDL_GetError()
+ * \returns true on success or false on failure; call SDL_GetError()
  *          for more information.
  *
  * \since This function is available since SDL 3.0.0.
@@ -1405,20 +1405,20 @@ extern SDL_DECLSPEC SDL_bool SDLCALL SDL_InitHapticRumble(SDL_Haptic *haptic);
  * \sa SDL_InitHapticRumble
  * \sa SDL_StopHapticRumble
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_PlayHapticRumble(SDL_Haptic *haptic, float strength, Uint32 length);
+extern SDL_DECLSPEC bool SDLCALL SDL_PlayHapticRumble(SDL_Haptic *haptic, float strength, Uint32 length);
 
 /**
  * Stop the simple rumble on a haptic device.
  *
  * \param haptic the haptic device to stop the rumble effect on.
- * \returns SDL_TRUE on success or SDL_FALSE on failure; call SDL_GetError()
+ * \returns true on success or false on failure; call SDL_GetError()
  *          for more information.
  *
  * \since This function is available since SDL 3.0.0.
  *
  * \sa SDL_PlayHapticRumble
  */
-extern SDL_DECLSPEC SDL_bool SDLCALL SDL_StopHapticRumble(SDL_Haptic *haptic);
+extern SDL_DECLSPEC bool SDLCALL SDL_StopHapticRumble(SDL_Haptic *haptic);
 
 /* Ends C function definitions when using C++ */
 #ifdef __cplusplus