slight adjustment to the hot plug test to allow it to be run with hap tics disabled

test/testhotplug.c

@@ -19,7 +19,7 @@
 #include "SDL.h"
 #include "SDL_haptic.h"
 
-#ifndef SDL_JOYSTICK_DISABLED
+#if !defined SDL_JOYSTICK_DISABLED && !defined SDL_HAPTIC_DISABLED
 
 int
 main(int argc, char *argv[])
@@ -28,14 +28,27 @@ main(int argc, char *argv[])
     SDL_Haptic *haptic = NULL;
     SDL_JoystickID instance = -1;
     SDL_bool keepGoing = SDL_TRUE;
+    int i;
+    SDL_bool enable_haptic = SDL_TRUE;
+    Uint32 init_subsystems = SDL_INIT_VIDEO | SDL_INIT_JOYSTICK;
+    
+    for (i = 1; i < argc; ++i) {
+        if (SDL_strcasecmp(argv[i], "--nohaptic") == 0) {
+            enable_haptic = SDL_FALSE;
+        }
+    }
 
+    if(enable_haptic) {
+        init_subsystems |= SDL_INIT_HAPTIC;
+    }
+    
     /* Enable standard application logging */
     SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);	
 
     SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "1");
 
     /* Initialize SDL (Note: video is required to start event loop) */
-    if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_HAPTIC) < 0) {
+    if (SDL_Init(init_subsystems) < 0) {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError());
         exit(1);
     }
@@ -43,7 +56,8 @@ main(int argc, char *argv[])
     //SDL_CreateWindow("Dummy", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 128, 128, 0);
 
     SDL_Log("There are %d joysticks at startup\n", SDL_NumJoysticks());
-    SDL_Log("There are %d haptic devices at startup\n", SDL_NumHaptics());
+    if (enable_haptic)
+        SDL_Log("There are %d haptic devices at startup\n", SDL_NumHaptics());
 
     while(keepGoing)
     {
@@ -65,25 +79,28 @@ main(int argc, char *argv[])
                         joystick = SDL_JoystickOpen(event.jdevice.which);
                         instance = SDL_JoystickInstanceID(joystick);
                         SDL_Log("Joy Added  : %d : %s\n", event.jdevice.which, SDL_JoystickName(joystick));
-                        if (SDL_JoystickIsHaptic(joystick))
+                        if (enable_haptic)
                         {
-                            haptic = SDL_HapticOpenFromJoystick(joystick);
-                            if (haptic)
+                            if (SDL_JoystickIsHaptic(joystick))
                             {
-                                SDL_Log("Joy Haptic Opened\n");
-                                if (SDL_HapticRumbleInit( haptic ) != 0)
+                                haptic = SDL_HapticOpenFromJoystick(joystick);
+                                if (haptic)
                                 {
-                                    SDL_Log("Could not init Rumble!: %s\n", SDL_GetError());
-                                    SDL_HapticClose(haptic);
-                                    haptic = NULL;
+                                    SDL_Log("Joy Haptic Opened\n");
+                                    if (SDL_HapticRumbleInit( haptic ) != 0)
+                                    {
+                                        SDL_Log("Could not init Rumble!: %s\n", SDL_GetError());
+                                        SDL_HapticClose(haptic);
+                                        haptic = NULL;
+                                    }
+                                } else {
+                                    SDL_Log("Joy haptic open FAILED!: %s\n", SDL_GetError());
                                 }
-                            } else {
-                                SDL_Log("Joy haptic open FAILED!: %s\n", SDL_GetError());
                             }
-                        }
-                        else
-                        {
-                            SDL_Log("No haptic found\n");
+                            else
+                            {
+                                SDL_Log("No haptic found\n");
+                            }
                         }
                     }
                     break;
@@ -92,7 +109,7 @@ main(int argc, char *argv[])
                     {
                         SDL_Log("Joy Removed: %d\n", event.jdevice.which);
                         instance = -1;
-                        if(haptic)
+                        if(enable_haptic && haptic)
                         {
                             SDL_HapticClose(haptic);
                             haptic = NULL;
@@ -105,13 +122,14 @@ main(int argc, char *argv[])
                     break;
                 case SDL_JOYAXISMOTION:
 //                    SDL_Log("Axis Move: %d\n", event.jaxis.axis);
-                    SDL_HapticRumblePlay(haptic, 0.2, 250);
+                    if (enable_haptic)
+                        SDL_HapticRumblePlay(haptic, 0.25, 250);
                     break;
                 case SDL_JOYBUTTONDOWN:
                     SDL_Log("Button Press: %d\n", event.jbutton.button);
-                    if(haptic)
+                    if(enable_haptic && haptic)
                     {
-                        SDL_HapticRumblePlay(haptic, 0.2, 250);
+                        SDL_HapticRumblePlay(haptic, 0.25, 250);
                     }
 					if (event.jbutton.button == 0) {
 						SDL_Log("Exiting due to button press of button 0\n");
@@ -125,7 +143,7 @@ main(int argc, char *argv[])
         }
     }
 
-    SDL_QuitSubSystem(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK);
+    SDL_Quit();
 
     return 0;
 }
@@ -134,7 +152,7 @@ main(int argc, char *argv[])
 int
 main(int argc, char *argv[])
 {
-    SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL compiled without Joystick support.\n");
+    SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL compiled without Joystick and haptic support.\n");
     return 1;
 }