[src/trunk]: src/lib/libcurses * Added new function dupwin.

[blymn <blymn%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/76d8dd285ead
branches:  trunk
changeset: 485143:76d8dd285ead
user:      blymn <blymn%NetBSD.org@localhost>
date:      Thu Apr 20 13:12:14 2000 +0000

description:
* Added new function dupwin.
* Fixed bug in copywin overwrite code.

diffstat:

 lib/libcurses/copywin.c |   4 ++--
 lib/libcurses/curses.3  |   7 +++++--
 lib/libcurses/curses.h  |   3 ++-
 lib/libcurses/newwin.c  |  22 ++++++++++++++++++++--
 4 files changed, 29 insertions(+), 7 deletions(-)

diffs (99 lines):

diff -r ea998c191dbf -r 76d8dd285ead lib/libcurses/copywin.c
--- a/lib/libcurses/copywin.c   Thu Apr 20 12:25:08 2000 +0000
+++ b/lib/libcurses/copywin.c   Thu Apr 20 13:12:14 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: copywin.c,v 1.2 2000/04/18 22:15:55 jdc Exp $  */
+/*     $NetBSD: copywin.c,v 1.3 2000/04/20 13:12:14 blymn Exp $        */
 
 /*-
  * Copyright (c) 1998-1999 Brett Lymn
@@ -91,7 +91,7 @@
                                &dstwin->lines[y - dstwin->begy]->line[startx - dstwin->begx],
                                &srcwin->lines[y - srcwin->begy]->line[startx - srcwin->begx],
                                (size_t) x * __LDATASIZE);
-                       __touchline(dstwin, y, (int) (startx - dstwin->begx),
+                       __touchline(dstwin, y - dstwin->begy, (int) (startx - dstwin->begx),
                                    (int) (endx - dstwin->begx), 0);
                }
                return (OK);
diff -r ea998c191dbf -r 76d8dd285ead lib/libcurses/curses.3
--- a/lib/libcurses/curses.3    Thu Apr 20 12:25:08 2000 +0000
+++ b/lib/libcurses/curses.3    Thu Apr 20 13:12:14 2000 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: curses.3,v 1.18 2000/04/18 12:23:01 blymn Exp $
+.\"    $NetBSD: curses.3,v 1.19 2000/04/20 13:12:14 blymn Exp $
 .\"
 .\" Copyright (c) 1985, 1991, 1993
 .\"    The Regents of the University of California.  All rights reserved.
@@ -119,7 +119,10 @@
 .It delwin(win)        delete
 .Em win
 .It derwin(win,lines,cols,begin_y,begin_x)\    create a subwindow
-relative to win.
+relative to 
+.Em win.
+.It dupwin(win)        duplicate
+.Em win
 .It echo()     set echo mode
 .It endwin()   end window modes
 .It erase()    erase
diff -r ea998c191dbf -r 76d8dd285ead lib/libcurses/curses.h
--- a/lib/libcurses/curses.h    Thu Apr 20 12:25:08 2000 +0000
+++ b/lib/libcurses/curses.h    Thu Apr 20 13:12:14 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: curses.h,v 1.38 2000/04/18 12:23:01 blymn Exp $        */
+/*     $NetBSD: curses.h,v 1.39 2000/04/20 13:12:14 blymn Exp $        */
 
 /*
  * Copyright (c) 1981, 1993, 1994
@@ -496,6 +496,7 @@
 int     def_shell_mode(void);
 int     delwin(WINDOW *win);
 WINDOW  *derwin(WINDOW *orig, int nlines, int ncols, int by, int bx);
+WINDOW  *dupwin(WINDOW *win);
 int     echo(void);
 int     endwin(void);
 int     flash(void);
diff -r ea998c191dbf -r 76d8dd285ead lib/libcurses/newwin.c
--- a/lib/libcurses/newwin.c    Thu Apr 20 12:25:08 2000 +0000
+++ b/lib/libcurses/newwin.c    Thu Apr 20 13:12:14 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: newwin.c,v 1.21 2000/04/18 22:45:24 jdc Exp $  */
+/*     $NetBSD: newwin.c,v 1.22 2000/04/20 13:12:14 blymn Exp $        */
 
 /*
  * Copyright (c) 1981, 1993, 1994
@@ -38,7 +38,7 @@
 #if 0
 static char sccsid[] = "@(#)newwin.c   8.3 (Berkeley) 7/27/94";
 #else
-__RCSID("$NetBSD: newwin.c,v 1.21 2000/04/18 22:45:24 jdc Exp $");
+__RCSID("$NetBSD: newwin.c,v 1.22 2000/04/20 13:12:14 blymn Exp $");
 #endif
 #endif                         /* not lint */
 
@@ -68,6 +68,24 @@
 }
 
 /*
+ * dupwin --
+ *      Create a copy of the given window.
+ */
+WINDOW *
+dupwin(WINDOW *win)
+{
+       WINDOW *new_one;
+
+       if ((new_one =
+            newwin(win->maxy, win->maxx, win->begy, win->begx)) == NULL)
+               return NULL;
+
+       overwrite(win, new_one);
+       return new_one;
+}
+
+       
+/*
  * newwin --
  *     Allocate space for and set up defaults for a new window.
  */