rewrite in c

tools/Makefile

@@ -6,7 +6,7 @@ LIBS = `pkg-config --libs freetype2`
 .PHONY: all clean
 .SUFFIXES: .c .o
 
-all: fuzzer font
+all: fuzzer font icon-converter icon-converter
 
 fuzzer: fuzzer.o
 	$(CC) -g -L../src/ -Wl,-R../src -o $@ fuzzer.o -lMw
@@ -14,8 +14,11 @@ fuzzer: fuzzer.o
 font: font.o
 	$(CC) $(LDFLAGS) -o $@ font.o $(LIBS)
 
+icon-converter: icon-converter.o
+	$(CC) -o $@ icon-converter.o -lm
+
 .c.o:
 	$(CC) $(CFLAGS) -c -o $@ $<
 
 clean:
-	rm -f *.o font fuzzer
+	rm -f *.o font fuzzer icon-converter