gr-sim: tfv: fix build

was actually an issue with a non-indexed title.png

gr-sim/tfv/Makefile

@@ -131,7 +131,7 @@ tfv_multiply.o:	tfv_multiply.c
 	$(CC) $(CFLAGS) -c tfv_multiply.c
 
 tfv_multiply:	tfv_multiply.o
-	$(CC) $(LFLAGS) -o tfv_multiply tfv_multiply.o
+	$(CC) -o tfv_multiply tfv_multiply.o $(LFLAGS)
 
 
 tfv.o:	tfv.c ../gr-sim.h tfv_backgrounds.h tfv_sprites.h
@@ -144,14 +144,14 @@ tfv:	tfv.o tfv_backgrounds.o tfv_battle.o tfv_credits.o tfv_dialog.o \
 		tfv_random.o tfv_sprites.o tfv_textentry.o \
 		tfv_title.o tfv_worldmap.o tfv_mapinfo.h \
 		$(GR_SIM)
-	$(CC) $(LFLAGS) $(SDL_LIBS) -o tfv tfv.o \
+	$(CC) -o tfv tfv.o \
 		tfv_backgrounds.o tfv_battle.o tfv_credits.o tfv_dialog.o \
 		tfv_ending.o tfv_flying.o \
 		tfv_game_over.o tfv_help.o tfv_info.o tfv_map.o \
 		tfv_opener.o tfv_player_select.o \
 		tfv_random.o  tfv_sprites.o tfv_textentry.o \
 		tfv_title.o tfv_worldmap.o \
-		$(GR_SIM)
+		$(GR_SIM) $(LFLAGS) $(SDL_LIBS)
 
 clean:	
 	rm -f *~ *.o tfv

gr-utils/loadpng.c

@@ -15,7 +15,7 @@
 #include <png.h>
 #include "loadpng.h"
 
-static int convert_color(int color) {
+static int convert_color(int color, char *filename) {
 
 	int c=0;
 
@@ -37,7 +37,9 @@ static int convert_color(int color) {
 		case 0x72ffd0:	c=14; break;	/* aqua */
 		case 0xffffff:	c=15; break;	/* white */
 		default:
-			printf("Unknown color %x\n",color);
+			fprintf(stderr,"Unknown color %x, file %s\n",
+				color,filename);
+			exit(-1);
 			break;
 	}
 
@@ -181,7 +183,7 @@ int loadpng(char *filename, unsigned char **image_ptr, int *xsize, int *ysize,
 					printf("%x ",color);
 				}
 
-				a2_color=convert_color(color);
+				a2_color=convert_color(color,filename);
 
 				/* bottom color */
 				color=	(row_pointers[y+1][x*xadd*4]<<16)+
@@ -191,7 +193,7 @@ int loadpng(char *filename, unsigned char **image_ptr, int *xsize, int *ysize,
 					printf("%x ",color);
 				}
 
-				a2_color|=(convert_color(color)<<4);
+				a2_color|=(convert_color(color,filename)<<4);
 
 				*out_ptr=a2_color;
 				out_ptr++;