From dd33b6aa32af641d14f6514b43384eb144e8511b Mon Sep 17 00:00:00 2001
From: Cameron Nemo <camerontnorman@gmail.com>
Date: Thu, 18 Oct 2018 11:30:28 -0700
Subject: [PATCH] Check for _NL_TIME_FIRST_WEEKDAY declaration

---
 core/Model/CalendarModel.vala | 4 ++++
 meson.build                   | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/core/Model/CalendarModel.vala b/core/Model/CalendarModel.vala
index 3e3b8cbd3..b33f75f84 100644
--- a/core/Model/CalendarModel.vala
+++ b/core/Model/CalendarModel.vala
@@ -68,7 +68,11 @@ public class Maya.Model.CalendarModel : Object {
     }
 
     private CalendarModel () {
+#if HAVE_NL_TIME_FIRST_WEEKDAY
         int week_start = Posix.NLTime.FIRST_WEEKDAY.to_string ().data[0];
+#else
+        int week_start = 0;
+#endif
         if (week_start >= 1 && week_start <= 7) {
             week_starts_on = (Maya.Settings.Weekday)week_start-1;
         }
diff --git a/meson.build b/meson.build
index 1f83be6df..3c56cbde5 100644
--- a/meson.build
+++ b/meson.build
@@ -38,6 +38,10 @@ if libnotify_dep.found()
     add_project_arguments('--define=HAVE_LIBNOTIFY', language: 'vala')
 endif
 
+if cc.has_header_symbol('langinfo.h', '_NL_TIME_FIRST_WEEKDAY')
+    add_project_arguments('--define=HAVE_NL_TIME_FIRST_WEEKDAY', language: 'vala')
+endif
+
 gresource_calendar = gnome.compile_resources(
     'gresource_calendar',
     'data/maya.gresource.xml',