Forcibly define _XOPEN_SOURCE

This is needed for ncurses.h to provide the wide character API. On Linux, pkg-config takes care of adding this feature-enabling macro, but this does not seem to work on macOS 14.
tenox7 · Nov 23, 2023 · eb763b2 · eb763b2
1 parent 3c41c23
commit eb763b2
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/ttyplot.c b/ttyplot.c
@@ -5,6 +5,11 @@
 // Apache License 2.0
 //
 
+// This is needed to get the ncurses widechar API. Define it here if pkg-config didn't.
+#ifndef _XOPEN_SOURCE
+#define _XOPEN_SOURCE 600
+#endif
+
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>