From 46f92bb4c29351797740e7fc0f3518a29950dc2d Mon Sep 17 00:00:00 2001
From: KatolaZ <katolaz@freaknet.org>
Date: Mon, 27 Sep 2021 12:36:27 +0100
Subject: remove implicit extern declarations -- thanks to adc!

---
 screen.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

(limited to 'screen.c')

diff --git a/screen.c b/screen.c
index 088847a..acd1fea 100644
--- a/screen.c
+++ b/screen.c
@@ -10,6 +10,55 @@
 #include "gramscii.h"
 #include "config.h"
 
+/** extern declarations **/
+
+extern lineset_t screen; /* what is visualised */
+extern lineset_t cutbuf; /* cut/paste buffer */
+extern lineset_t *undo;  /* undo list */
+
+extern pos_t marks[26]; /* position marks */
+extern char mark_map[26]; /* marks map */
+
+extern int undo_sz;/* allocated size of undo list*/
+extern int undo_cur;/* undo position */
+extern int undo_lst;/* last valid undo position */
+
+extern int WIDTH, HEIGHT;
+
+extern int mode;/* mode */
+extern int dir;/* line direction */
+extern int x;
+extern int y;
+extern int step;/* current step */
+extern int mult;/* current multiplier */
+
+extern char corner;
+
+/* number of available markers for each type */
+extern int hlines_sz;
+extern int vlines_sz;
+extern int corners_sz;
+extern int stmarks_sz;
+extern int endmarks_sz;
+/**/
+
+/* line and arrow markers */
+extern int cur_hl, cur_vl, cur_corn, cur_start, cur_end;
+extern char line_h;
+extern char line_v;
+extern char mark_st;
+extern char mark_end;
+/**/
+
+extern char modified; /* set to 1 if screen modified since last save */
+extern char fname[256];
+
+
+extern char script; /* set to 1 in script-mode */
+
+extern struct termios t2, t3;
+
+
 /*** screen management functions ***/
 
 /*** _isblank ***/
-- 
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