.\"***************************************************************************
-.\" Copyright (c) 1998,2000 Free Software Foundation, Inc. *
+.\" Copyright 2018-2021,2022 Thomas E. Dickey *
+.\" Copyright 1998-2007,2010 Free Software Foundation, Inc. *
.\" *
.\" Permission is hereby granted, free of charge, to any person obtaining a *
.\" copy of this software and associated documentation files (the *
.\" authorization. *
.\"***************************************************************************
.\"
-.\" $Id: curs_deleteln.3x,v 1.6 2000/07/01 19:56:12 tom Exp $
-.TH curs_deleteln 3X ""
+.\" $Id: curs_deleteln.3x,v 1.21 2022/02/12 20:06:41 tom Exp $
+.TH curs_deleteln 3X 2022-02-12 "ncurses 6.4" "Library calls"
.SH NAME
-\fBdeleteln\fR,
-\fBwdeleteln\fR,
-\fBinsdelln\fR,
-\fBwinsdelln\fR,
-\fBinsertln\fR,
-\fBwinsertln\fR - delete and insert lines in a \fBcurses\fR window
+\fBdeleteln\fP,
+\fBwdeleteln\fP,
+\fBinsdelln\fP,
+\fBwinsdelln\fP,
+\fBinsertln\fP,
+\fBwinsertln\fP \- delete and insert lines in a \fBcurses\fP window
.SH SYNOPSIS
-\fB#include <curses.h>\fR
-
-\fBint deleteln(void);\fR
+\fB#include <curses.h>\fP
+.sp
+\fBint deleteln(void);\fP
.br
-\fBint wdeleteln(WINDOW *win);\fR
+\fBint wdeleteln(WINDOW *\fIwin\fB);\fR
+.sp
+\fBint insdelln(int \fIn\fB);\fR
.br
-\fBint insdelln(int n);\fR
+\fBint winsdelln(WINDOW *\fIwin\fB, int \fIn\fB);\fR
+.sp
+\fBint insertln(void);\fP
.br
-\fBint winsdelln(WINDOW *win, int n);\fR
-.br
-\fBint insertln(void);\fR
-.br
-\fBint winsertln(WINDOW *win);\fR
+\fBint winsertln(WINDOW *\fIwin\fB);\fR
.br
.SH DESCRIPTION
-The \fBdeleteln\fR and \fBwdeleteln\fR routines delete the line under the
+The \fBdeleteln\fP and \fBwdeleteln\fP routines delete the line under the
cursor in the window; all lines below the current line are moved up one line.
-The bottom line of the window is cleared. The cursor position does not change.
-
-The \fBinsdelln\fR and \fBwinsdelln\fR routines, for positive \fIn\fR, insert
-\fIn\fR lines into the specified window above the current line. The \fIn\fR
-bottom lines are lost. For negative \fIn\fR, delete \fIn\fR lines (starting
-with the one under the cursor), and move the remaining lines up. The bottom
-\fIn\fR lines are cleared. The current cursor position remains the same.
-
-The \fBinsertln\fR and \fBinsertln\fR routines, insert a blank line above the
+The bottom line of the window is cleared.
+The cursor position does not change.
+.PP
+The \fBinsdelln\fP and \fBwinsdelln\fP routines, for positive \fIn\fP, insert
+\fIn\fP lines into the specified window above the current line.
+The \fIn\fP
+bottom lines are lost.
+For negative \fIn\fP, delete \fIn\fP lines (starting
+with the one under the cursor), and move the remaining lines up.
+The bottom
+\fIn\fP lines are cleared.
+The current cursor position remains the same.
+.PP
+The \fBinsertln\fP and \fBwinsertln\fP routines insert a blank line above the
current line and the bottom line is lost.
.SH RETURN VALUE
-All routines return the integer \fBERR\fR upon failure and an \fBOK\fR (SVr4
-specifies only "an integer value other than \fBERR\fR") upon successful
+All routines return the integer \fBERR\fP upon failure and an \fBOK\fP (SVr4
+specifies only "an integer value other than \fBERR\fP") upon successful
completion.
+.PP
+X/Open defines no error conditions.
+In this implementation,
+if the window parameter is null, an error is returned.
.SH PORTABILITY
-These functions are described in the XSI Curses standard, Issue 4. The
-standard specifies that they return \fBERR\fR on failure, but specifies no
+These functions are described in the XSI Curses standard, Issue 4.
+The
+standard specifies that they return \fBERR\fP on failure, but specifies no
error conditions.
.SH NOTES
-Note that all but \fBwinsdelln\fR may be macros.
-
+Note that all but \fBwinsdelln\fP may be macros.
+.PP
These routines do not require a hardware line delete or insert feature in the
-terminal. In fact, they won't use hardware line delete/insert unless
-\fBidlok(..., TRUE)\fR has been set on the current window.
+terminal.
+In fact, they will not use hardware line delete/insert unless
+\fBidlok(..., TRUE)\fP has been set on the current window.
.SH SEE ALSO
-\fBcurses\fR(3X)
-.\"#
-.\"# The following sets edit modes for GNU EMACS
-.\"# Local Variables:
-.\"# mode:nroff
-.\"# fill-column:79
-.\"# End:
+\fBcurses\fP(3X)
projects / ncurses.git / blobdiff