diff --git a/data/Makefile b/data/Makefile
deleted file mode 100644
index f378636..0000000
--- a/data/Makefile
+++ /dev/null
@@ -1,4 +0,0 @@
-all: ;
-clean: ;
-sane: ;
-.PHONY: all clean sane
diff --git a/str/str.1 b/str/str.1
index fc0aa96..717ab6a 100644
--- a/str/str.1
+++ b/str/str.1
@@ -16,7 +16,9 @@ Str tests each character in an arbitrary quantity of string arguments against th
 
 .SH DIAGNOSTICS
 
-Strexits successfully if all tests pass and unsuccessfully if a test failed.
+Str exits successfully if all tests pass and unsuccessfully if a test failed.
+.PP
+Str will exit unsuccessfully if a string is empty, as none of its contents passed the test.
 .PP
 Str will print a message to standard error and exit unsuccessfully if used improperly.
 
diff --git a/str/str.c b/str/str.c
index 3099a99..91f15c1 100644
--- a/str/str.c
+++ b/str/str.c
@@ -31,6 +31,7 @@ static struct {
 int main(int argc, char *argv[]){
 	int ctype;
 	int i;
+	int r;
 
 	if(argc < 3){
 usage:		fprintf(stderr, "Usage: %s [type] [string...]\n",
@@ -44,10 +45,12 @@ usage:		fprintf(stderr, "Usage: %s [type] [string...]\n",
 			goto pass;
 	goto usage;
 
-pass:	for(argv += 2; *argv != NULL; ++argv)
+pass:	for(argv += 2, r = 1; *argv != NULL; ++argv)
 		for(i = 0; argv[0][i] != '\0'; ++i)
 			if(!ctypes[ctype].f(argv[0][i]))
 				return 1;
+			else
+				r = 0;
 
-	return 0;
+	return r;
 }