#ifndef EXTERNAL_H
#define EXTERNAL_H

void ext_init (void);
void ext_quit (void);
gboolean exists_temp_filename (const GString* name);
GString* get_temp_filename (gchar* constname);
GPid spawn_external(const GString* cmdline);
/* FIXME: find something better than this: 
 * ext_pidfiles is a shared pid list used by
 * ext_* functions.
 */
static gchar* ext_pidfiles[]={"midiplayer.pid","csoundplayer.pid"};
/* define your externals here:
 * these are indexes of ext_pifiles.
 * functions ext_* cand reach desired pid filename
 * with gchar* filename = ext_pifiles[EXT_MYAPP];
 */
#define EXT_MIDI 0
#define EXT_CSOUND 1

#endif