q3map2: inject the invocation commandline into keys of the worldspawn entity (to allow easier recompiling of the map)

git-svn-id: svn://svn.icculus.org/netradiant/trunk@181 61c419a2-8eb2-4b30-bcec-8cead039b335

tools/quake3/q3map2/bsp.c

@@ -613,7 +613,7 @@ this is probably broken unless teamed with a radiant version that preserves enti
 void OnlyEnts( void )
 {
 	char out[ 1024 ];
-
+	// TODO save and restore _q3map2_cmdline when doing this
 	
 	/* note it */
 	Sys_Printf( "--- OnlyEnts ---\n" );
@@ -913,6 +913,9 @@ int BSPMain( int argc, char **argv )
 	else
 		LoadMapFile( name, qfalse );
 	
+	/* div0: inject command line parameters */
+	InjectCommandLine(argv, 1, argc - 1);
+	
 	/* ydnar: decal setup */
 	ProcessDecals();
 	

tools/quake3/q3map2/bspfile_abstract.c

@@ -578,7 +578,44 @@ void ParseEntities( void )
 	numBSPEntities = numEntities;
 }
 
+/*
+ * must be called before UnparseEntities
+ */
+void InjectCommandLine(char **argv, int beginArgs, int endArgs)
+{
+	const char *previousCommandLine;
+	char newCommandLine[1024];
+	const char *inpos;
+	char *outpos = newCommandLine;
+	char *sentinel = newCommandLine + sizeof(newCommandLine) - 1;
+	int i;
 
+	previousCommandLine = ValueForKey(&entities[0], "_q3map2_cmdline");
+	if(previousCommandLine && *previousCommandLine)
+	{
+		inpos = previousCommandLine;
+		while(outpos != sentinel && *inpos)
+			*outpos++ = *inpos++;
+		if(outpos != sentinel)
+			*outpos++ = ';';
+		if(outpos != sentinel)
+			*outpos++ = ' ';
+	}
+
+	for(i = beginArgs; i < endArgs; ++i)
+	{
+		if(outpos != sentinel && i != beginArgs)
+			*outpos++ = ' ';
+		inpos = argv[i];
+		while(outpos != sentinel && *inpos)
+			if(*inpos != '\\' && *inpos != '"' && *inpos != ';' && (unsigned char) *inpos >= ' ')
+				*outpos++ = *inpos++;
+	}
+
+	*outpos = 0;
+	SetKeyValue(&entities[0], "_q3map2_cmdline", newCommandLine);
+	SetKeyValue(&entities[0], "_q3map2_version", Q3MAP_VERSION);
+}
 
 /*
 UnparseEntities()

tools/quake3/q3map2/light.c

@@ -1750,6 +1750,7 @@ void LightWorld( void )
 	{
 		/* store off the bsp between bounces */
 		StoreSurfaceLightmaps();
+		UnparseEntities();
 		Sys_Printf( "Writing %s\n", source );
 		WriteBSPFile( source );
 		
@@ -2369,6 +2370,9 @@ int LightMain( int argc, char **argv )
 	/* parse bsp entities */
 	ParseEntities();
 
+	/* inject command line parameters */
+	InjectCommandLine(argv, 0, argc - 1);
+	
 	/* load map file */
 	value = ValueForKey( &entities[ 0 ], "_keepLights" );
 	if( value[ 0 ] != '1' )

tools/quake3/q3map2/main.c

@@ -474,6 +474,9 @@ int ScaleBSPMain( int argc, char **argv )
 	sprintf( str, "%f %f %f", vec[ 0 ], vec[ 1 ], vec[ 2 ] );
 	SetKeyValue( &entities[ 0 ], "gridsize", str );
 
+	/* inject command line parameters */
+	InjectCommandLine(argv, 0, argc - 1);
+	
 	/* write the bsp */
 	UnparseEntities();
 	StripExtension( source );

tools/quake3/q3map2/q3map2.h

@@ -1811,6 +1811,8 @@ vec_t						FloatForKey( const entity_t *ent, const char *key );
 void						GetVectorForKey( const entity_t *ent, const char *key, vec3_t vec );
 entity_t					*FindTargetEntity( const char *target );
 void						GetEntityShadowFlags( const entity_t *ent, const entity_t *ent2, int *castShadows, int *recvShadows );
+void InjectCommandLine(char **argv, int beginArgs, int endArgs);
+		
 
 
 /* bspfile_ibsp.c */

tools/quake3/q3map2/vis.c

@@ -1107,6 +1107,10 @@ int VisMain (int argc, char **argv)
 	/* ydnar: for getting far plane */
 	ParseEntities();
 	
+	/* inject command line parameters */
+	InjectCommandLine(argv, 0, argc - 1);
+	UnparseEntities();
+	
 	if( mergevis )
 	{
 		MergeLeaves();