Now calling gswe_init() in GsweMoment constructors

This is to satisfy #8, although it's not fully implemented yet.

src/gswe-moment.c

@@ -397,6 +397,8 @@ gswe_moment_get_house_system(GsweMoment *moment)
 GsweMoment *
 gswe_moment_new(void)
 {
+    gswe_init();
+
     return (GsweMoment *)g_object_new(GSWE_TYPE_MOMENT, NULL);
 }
 

src/swe-glib-private.h

@@ -30,6 +30,7 @@
 #include "gswe-house-system-info-private.h"
 #include "gswe-house-data-private.h"
 
+extern gboolean gswe_initialized;
 extern gchar *gswe_ephe_path;
 extern GsweTimestamp *gswe_full_moon_base_date;
 extern GHashTable *gswe_planet_info_table;

src/swe-glib.c

@@ -146,6 +146,10 @@ gswe_init(void)
     GsweAspectInfo *aspect_info;
     GsweAntiscionAxisInfo *antiscion_axis_info;
 
+    if (gswe_initialized) {
+        return;
+    }
+
     bindtextdomain(GETTEXT_PACKAGE, LOCALEDIR);
     bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");