Test for zero-length argument in capitalize().

529c963d · Guido van Rossum · 26b310a3 · 529c963d
Commit 529c963d authored Jun 17, 1996 by Guido van Rossum
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Modules/stropmodule.c Modules/stropmodule.c +1 -1

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--- a/Modules/stropmodule.c
+++ b/Modules/stropmodule.c
@@ -384,7 +384,7 @@ strop_capitalize(self, args)
 		return NULL;
 	s_new = getstringvalue(new);
 	changed = 0;
-	{
+	if (0 < n) {
 		int c = Py_CHARMASK(*s++);
 		if (islower(c)) {
 			changed = 1;