fileis -> scrut after consultation with emma

wip/fileis/Makefile

@@ -1,7 +0,0 @@
-fileis: fileis.o libfileis.o
-	$(CC) $(CFLAGS) -o fileis fileis.o libfileis.o
-
-clean:
-	$(RM) fileis fileis.o libfileis.o
-
-.PHONY: clean

wip/scrut/Makefile

@@ -0,0 +1,7 @@
+scrut: scrut.o libscrut.o
+	$(CC) $(CFLAGS) -o scrut scrut.o scrut.o
+
+clean:
+	$(RM) scrut *.o
+
+.PHONY: clean

wip/scrut/scrut.c

@@ -10,17 +10,12 @@ static char *program_name = "fileis";
 
 int main(int argc, char *argv[]){
 	int c;
-	int (*f)(char *path);
 
 	if(argc < 2)
 		goto usage;
 
 	while((c = getopt(argc, argv, "erwx")) != -1)
 		switch(c){
-		case 'e': f = f_exists; break;
-		case 'r': f = f_readable; break;
-		case 'w': f = f_writeable; break;
-		case 'x': f = f_executable; break;
 		default:  goto usage;
 		}