Move help command line options handling to a new file

src/Makefile.am

@@ -456,6 +456,7 @@ SOURCES_libvlc_common = \
 	config/core.c \
 	config/chain.c \
 	config/file.c \
+        config/help.c \
 	config/intf.c \
 	config/keys.c \
 	config/cmdline.c \

src/config/configuration.h

@@ -36,6 +36,7 @@ int config_LoadCmdLine   ( vlc_object_t *, int, const char *[], int * );
 int config_LoadConfigFile( vlc_object_t * );
 #define config_LoadCmdLine(a,b,c,d) config_LoadCmdLine(VLC_OBJECT(a),b,c,d)
 #define config_LoadConfigFile(a) config_LoadConfigFile(VLC_OBJECT(a))
+bool config_PrintHelp (vlc_object_t *);
 
 int config_SortConfig (void);
 void config_UnsortConfig (void);

src/libvlc.h

@@ -25,6 +25,8 @@
 #ifndef LIBVLC_LIBVLC_H
 # define LIBVLC_LIBVLC_H 1
 
+extern const char psz_vlc_changeset[];
+
 typedef struct variable_t variable_t;
 
 /* Actions (hot keys) */