fix redundant decls and nested externs

[bsdgames-darwin.git] / atc / extern.h

diff --git a/atc/extern.h b/atc/extern.h
index e233c1c8376d8b347a74912f3a11650b9c1db0fb..5cf47224b757e8d665e008dcbf53bca63cf3fb4a 100644 (file)
--- a/atc/extern.h
+++ b/atc/extern.h
@@ -1,4 +1,4 @@
-/*     $NetBSD: extern.h,v 1.5 1997/10/10 02:07:06 lukem Exp $ */
+/*     $NetBSD: extern.h,v 1.9 2001/02/05 00:22:52 christos Exp $      */
 
 /*-
  * Copyright (c) 1990, 1993
@@ -47,7 +47,8 @@
  * For more info on this and all of my stuff, mail edjames@berkeley.edu.
  */
 
-extern char            GAMES[], *file;
+extern char            GAMES[];
+extern const char      *file;
 
 extern int             clck, safe_planes, start_time, test_mode;
 
@@ -76,63 +77,66 @@ int         dir_deg __P((int));
 int            dir_no __P((char));
 void           done_screen __P((void));
 void           draw_all __P((void));
-void           draw_line __P((WINDOW *, int, int, int, int, char *));
+void           draw_line __P((WINDOW *, int, int, int, int, const char *));
 void           erase_all __P((void));
 int            getAChar __P((void));
 int            getcommand __P((void));
 int            gettoken __P((void));
 void           init_gr __P((void));
-void           ioaddstr __P((int, char *));
+void           ioaddstr __P((int, const char *));
 void           ioclrtobot __P((void));
 void           ioclrtoeol __P((int));
-void           ioerror __P((int, int, char *));
+void           ioerror __P((int, int, const char *));
 void           iomove __P((int));
 int            list_games __P((void));
 int            log_score __P((int));
-void           log_score_quit __P((int));
-void           loser __P((PLANE *, char *));
+void           log_score_quit __P((int)) __attribute__((__noreturn__));
+void           loser __P((const PLANE *, const char *)) __attribute__((__noreturn__));
 int            main __P((int, char *[]));
-char           name __P((PLANE *));
+char           name __P((const PLANE *));
 int            next_plane __P((void));
 void           noise __P((void));
 int            number __P((char));
+void           open_score_file __P((void));
 void           planewin __P((void));
 int            pop __P((void));
 void           push __P((int, int));
 void           quit __P((int));
-int            read_file __P((char *));
+int            read_file __P((const char *));
 void           redraw __P((void));
 void           rezero __P((void));
-void           setup_screen __P((C_SCREEN *));
-int            too_close __P((PLANE *p1, PLANE *p2, int));
+void           setup_screen __P((const C_SCREEN *));
+int            too_close __P((const PLANE *p1, const PLANE *p2, int));
 void           update __P((int));
 int            yyerror __P((const char *));
 int            yylex __P((void));
+#ifndef YYEMPTY
 int            yyparse __P((void));
-char          *Left __P((char));
-char          *Right __P((char));
-char          *airport __P((char));
-char          *beacon __P((char));
-char          *benum __P((char));
-char          *circle __P((char));
-char          *climb __P((char));
-char          *command __P((PLANE *));
-char          *default_game __P((void));
-char          *delayb __P((char));
-char          *descend __P((char));
-char          *ex_it __P((char));
+#endif
+const char     *Left __P((char));
+const char     *Right __P((char));
+const char     *airport __P((char));
+const char     *beacon __P((char));
+const char     *benum __P((char));
+const char     *circle __P((char));
+const char     *climb __P((char));
+const char     *command __P((const PLANE *));
+const char     *default_game __P((void));
+const char     *delayb __P((char));
+const char     *descend __P((char));
+const char     *ex_it __P((char));
 PLANE         *findplane __P((int));
-char          *ignore __P((char));
-char          *left __P((char));
-char          *mark __P((char));
+const char     *ignore __P((char));
+const char     *left __P((char));
+const char     *mark __P((char));
 PLANE         *newplane __P((void));
-char          *okay_game __P((char *));
-char          *rel_dir __P((char));
-char          *right __P((char));
-char          *setalt __P((char));
-char          *setplane __P((char));
-char          *setrelalt __P((char));
-char          *timestr __P((int));
-char          *to_dir __P((char));
-char          *turn __P((char));
-char          *unmark __P((char));
+const char     *okay_game __P((const char *));
+const char     *rel_dir __P((char));
+const char     *right __P((char));
+const char     *setalt __P((char));
+const char     *setplane __P((char));
+const char     *setrelalt __P((char));
+const char     *timestr __P((int));
+const char     *to_dir __P((char));
+const char     *turn __P((char));
+const char     *unmark __P((char));