Fix implicit function declarations

2015-10-30 15:22:09 -04:00 · 2015-10-30 15:22:09 -04:00 · 6acc41dfe9
commit 6acc41dfe9
parent 548497a398
1 changed files with 8 additions and 0 deletions
--- a/test/tests.h
+++ b/test/tests.h
@ -1,5 +1,13 @@
 /* Common functions and includes for our test programs. */

+/*
+ * Set feature macro to enable getline() and wcwidth().
+ *
+ * Please refer to section 2.2.1 of POSIX.1-2008:
+ * http://pubs.opengroup.org/onlinepubs/9699919799/functions/V2_chap02.html#tag_15_02_01_02
+ */
+#define _XOPEN_SOURCE 700
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <ctype.h>