X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=man%2Fdefine_key.3x;h=e93661fcb32a6f08060db17cf8231e88f7898742;hp=1019c42fd770def5bcaff3425df63aef74fb598b;hb=321b81e6b3fa425daddac02420d862100dc3aac8;hpb=46722468f47c2b77b3987729b4bcf2321cccfd01

diff --git a/man/define_key.3x b/man/define_key.3x
index 1019c42f..e93661fc 100644
--- a/man/define_key.3x
+++ b/man/define_key.3x
@@ -1,5 +1,5 @@
 .\"***************************************************************************
-.\" Copyright (c) 1998,2002 Free Software Foundation, Inc.                   *
+.\" Copyright (c) 1998-2017,2018 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            *
@@ -26,16 +26,16 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" Author: Thomas E. Dickey <dickey@clark.net> 1997
+.\" Author: Thomas E. Dickey 1997
 .\"
-.\" $Id: define_key.3x,v 1.8 2002/02/16 22:39:52 tom Exp $
+.\" $Id: define_key.3x,v 1.16 2018/07/28 21:34:56 tom Exp $
 .TH define_key 3X ""
 .SH NAME
 \fBdefine_key\fP \- define a keycode
 .SH SYNOPSIS
 \fB#include <curses.h>\fP
-
-\fBint define_key(char *definition, int keycode);\fP
+.sp
+\fBint define_key(const char *definition, int keycode);\fP
 .SH DESCRIPTION
 This is an extension to the curses library.
 It permits an application to define keycodes with their corresponding control
@@ -47,18 +47,19 @@ removed.
 Similarly, if the given keycode is negative or zero, any existing string
 for the given definition is removed.
 .SH RETURN VALUE
-The keycode must be greater than zero, else ERR is returned.
+The keycode must be greater than zero, and the string non-null,
+otherwise \fBERR\fP is returned.
+\fBERR\fP may also be returned if there is insufficient memory to allocate the
+data to store the definition.
+If no error is detected, \fBOK\fP is returned.
 .SH PORTABILITY
-These routines are specific to ncurses.  They were not supported on
-Version 7, BSD or System V implementations.  It is recommended that
+These routines are specific to ncurses.
+They were not supported on
+Version 7, BSD or System V implementations.
+It is recommended that
 any code depending on them be conditioned using NCURSES_VERSION.
 .SH SEE ALSO
-\fBkeyok\fR(3X).
+\fBkeyok\fR(3X),
+\fBkey_defined\fR(3X).
 .SH AUTHOR
 Thomas Dickey.
-.\"#
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