Ini files for miracle-wifid

Honor ~/.miraclecast or ~/.config/miraclecastrc

Properties avaliable:
- wifid: log-level
- sinkctl: external-player, rstp-port, log-level, log-journal-level, autocmd
- wifictl: log-level, journal-log-level

Command line has always higher priority over ini files

fixes #113

src/shared/Makefile.am

@@ -17,7 +17,7 @@ libmiracle_shared_la_SOURCES = \
 	util.h \
 	wpas.h \
 	wpas.c
-libmiracle_shared_la_LIBADD = -lsystemd
-
-
+libmiracle_shared_la_LIBADD = -lsystemd \
+	$(DEPS_LIBS) \
+	$(GLIB_LIBS)
 

src/shared/util.h

@@ -31,6 +31,26 @@
 #include <systemd/sd-bus.h>
 #include <time.h>
 #include "shl_macro.h"
+#include <glib.h>
+
+static inline GKeyFile* load_ini_file() {
+   GKeyFile* gkf = NULL;
+   gchar* config_file;
+
+   gkf = g_key_file_new();
+   
+   config_file = g_build_filename(g_get_home_dir(), ".config", "miraclecastrc", NULL);
+   if (!g_key_file_load_from_file(gkf, config_file, G_KEY_FILE_NONE, NULL)) {
+      g_free(config_file);
+      config_file = g_build_filename(g_get_home_dir(), ".miraclecast", NULL);
+      if (!g_key_file_load_from_file(gkf, config_file, G_KEY_FILE_NONE, NULL)) {
+         g_key_file_free(gkf);
+         gkf = NULL;
+      }
+   }
+   g_free(config_file);
+   return gkf;
+}
 
 static inline void cleanup_sd_bus_message(sd_bus_message **ptr)
 {