$OpenBSD: patch-Main_cpp,v 1.1 2003/04/15 13:17:59 wilfried Exp $
--- Main.cpp.orig	Wed Apr  2 10:57:33 2003
+++ Main.cpp	Mon Apr 14 11:54:54 2003
@@ -60,6 +60,8 @@ int GunChannel = 1;
 Mix_Chunk *pRicochetSound = NULL;
 Mix_Chunk *pExplosionSound = NULL;
 Mix_Chunk *pDeathSound = NULL;
+bool Sounds = true;
+bool PlaySounds = true;
 #endif
 
 list<UnitData> Tanks;
@@ -96,7 +98,7 @@ int main (int argc, char *argv[])
 		// Check command line
 		if ( argc > 1 )
 		{
-			for ( int i = 1; i <= argc; i++ )
+			for ( int i = 1; i < argc; i++ )
 			{
 				// Version
 				if ( strcmp (argv[i], "-v") == 0 || strcmp (argv[i], "--version") == 0 )
@@ -111,12 +113,25 @@ int main (int argc, char *argv[])
 					return 0;
 				}
 				
+				#ifdef SOUND
+				// Sound
+				if ( strcmp (argv[i], "-s") == 0 || strcmp (argv[i], "--no-sound") == 0 )
+				{
+					cout << "Disabling sounds\n";
+					Sounds = false;
+					continue;
+				}
+				#endif
+				
 				// Help
 				if ( strcmp (argv[i], "--help") == 0 )
 				{
 					cout << "Usage: oilwar [OPTION]\n\n";
 					cout << "Options\n";
 					cout << " -v, --version      Display version information and exit.\n";
+					#ifdef SOUND
+					cout << " -s, --no-sound     Disable sounds\n";
+					#endif
 					cout << " --help             Display this help and exit.\n";
 					cout << "\nData and score file locations\n";
 					cout << " Data dir: " << DATA_DIR << '\n';
@@ -150,11 +165,15 @@ int main (int argc, char *argv[])
 		}
 		
 		#ifdef SOUND
-		// Open audio
-		if ( Mix_OpenAudio (22050, AUDIO_S16, 2, 4096) )
+		if ( Sounds )
 		{
-			cerr << "Unable to open audio: " << Mix_GetError () << endl;
-			return 1;
+			// Open audio
+			if ( Mix_OpenAudio (22050, AUDIO_S16, 2, 4096) )
+			{
+				cerr << "Unable to open audio: " << Mix_GetError () << endl;
+				cout << "Disabling sound\n";
+				Sounds = false;
+			}
 		}
 		#endif
 		
@@ -166,11 +185,14 @@ int main (int argc, char *argv[])
 		pBitmaps = LoadImage ("bitmaps.png", true);
 		
 		#ifdef SOUND
-		// Load sounds
-		pGunSound = LoadSound ("singlegunshot.wav");
-		pRicochetSound = LoadSound ("bulletricochet.wav");
-		pExplosionSound = LoadSound ("explode.wav");
-		pDeathSound = LoadSound ("gasp.wav");
+		if ( Sounds )
+		{
+			// Load sounds
+			pGunSound = LoadSound ("singlegunshot.wav");
+			pRicochetSound = LoadSound ("bulletricochet.wav");
+			pExplosionSound = LoadSound ("explode.wav");
+			pDeathSound = LoadSound ("gasp.wav");
+		}
 		#endif
 		
 		// Load highscores
@@ -214,6 +236,12 @@ int main (int argc, char *argv[])
 							case SDLK_ESCAPE:
 								Running = false;
 								break;
+							#ifdef SOUND
+							case SDLK_s:
+								// Toggle sounds
+								PlaySounds = !PlaySounds;
+								break;
+							#endif
 							case SDLK_F10:
 								cout << "Saving screenshot to shot.bmp" << endl;
 								SDL_SaveBMP (pScreen, "shot.bmp");
@@ -317,6 +345,7 @@ int main (int argc, char *argv[])
 					Explosion (int (grenade->x + 0.5f), int (grenade->y + 0.5f));
 					
 					#ifdef SOUND
+					if ( Sounds && PlaySounds )
 						Mix_PlayChannel (-1, pExplosionSound, 0);
 					#endif
 					
@@ -433,6 +462,7 @@ int main (int argc, char *argv[])
 					}
 				
 					#ifdef SOUND
+					if ( Sounds && PlaySounds )
 						Mix_PlayChannel (-1, pExplosionSound, 0);
 					#endif
 				}
@@ -658,8 +688,11 @@ void FireGun (Sint16 x, Sint16 y)
 			
 			#ifdef SOUND
 			// Sounds
-			Mix_PlayChannel (-1, pDeathSound, 0);
-			Mix_PlayChannel (GunChannel, pGunSound, 0);
+			if ( Sounds && PlaySounds )
+			{
+				Mix_PlayChannel (-1, pDeathSound, 0);
+				Mix_PlayChannel (GunChannel, pGunSound, 0);
+			}
 			#endif
 			
 			break;
@@ -674,7 +707,8 @@ void FireGun (Sint16 x, Sint16 y)
 		{
 			#ifdef SOUND
 			// Sounds
-			Mix_PlayChannel (GunChannel, pGunSound, 0);
+			if ( Sounds && PlaySounds )
+				Mix_PlayChannel (GunChannel, pGunSound, 0);
 			#endif
 
 			tank->hits++;
@@ -692,13 +726,14 @@ void FireGun (Sint16 x, Sint16 y)
 				
 				#ifdef SOUND
 				// Sounds
-				Mix_PlayChannel (-1, pExplosionSound, 0);
+				if ( Sounds && PlaySounds )
+					Mix_PlayChannel (-1, pExplosionSound, 0);
 				#endif
 
 				break;
 			}
 			#ifdef SOUND
-			else
+			else if ( Sounds && PlaySounds )
 				Mix_PlayChannel (-1, pRicochetSound, 0);
 			#endif
 		}
@@ -713,7 +748,8 @@ void FireGun (Sint16 x, Sint16 y)
 			
 			#ifdef SOUND
 			// Sounds
-			Mix_PlayChannel (GunChannel, pGunSound, 0);
+			if ( Sounds && PlaySounds )
+				Mix_PlayChannel (GunChannel, pGunSound, 0);
 			#endif
 		}
 	}