be kind, save a byte

streq/Makefile

@@ -1,11 +1,7 @@
-all: streq
+streq: streq.c
+	$(CC) -g -o streq streq.c
 
 clean:
-	rm -r streq
+	rm -f streq
 
-sane: streq
-
-streq: streq.c
-	$(CC) -o streq streq.c
-
-.PHONY: all clean sane
+.PHONY: clean

streq/streq.c

@@ -6,7 +6,6 @@ static char *program_name = "streq";
 
 int main(int argc, char *argv[]){
 	int i;
-	int j;
 
 	if(argc < 3){
 		fprintf(stderr, "Usage: %s [string] [string...]\n",
@@ -14,10 +13,9 @@ int main(int argc, char *argv[]){
 		return EX_USAGE;
 	}
 
-	/* i is the arg index, j is the char index */
-	for(j = 0; argv[1][j] != '\0'; ++j)
+	for(; *argv[1] != '\0'; ++argv[1])
 		for(i = 2; i < argc; ++i)
-			if(argv[i-1][j] != argv[i][j])
+			if(*argv[i-1] != *argv[i]++)
 				return 1;
 
 	return 0;