ncurses 6.2 - patch 20201205

[ncurses.git] / man / curs_instr.3x

diff --git a/man/curs_instr.3x b/man/curs_instr.3x
index 283ae19a1c4c6aca5f07bcc7007215b9f49516c5..7cc4b4bc1a1c0e24d87b9e8ac887d96ecd0117e5 100644 (file)
--- a/man/curs_instr.3x
+++ b/man/curs_instr.3x
@@ -1,5 +1,6 @@
 .\"***************************************************************************
 .\"***************************************************************************

-.\" Copyright (c) 1998,2000 Free Software Foundation, Inc.                   *
+.\" Copyright 2018,2020 Thomas E. Dickey                                     *
+.\" Copyright 1998-2010,2017 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            *
 .\"                                                                          *
 .\" Permission is hereby granted, free of charge, to any person obtaining a  *
 .\" copy of this software and associated documentation files (the            *


@@ -26,8 +27,16 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"

-.\" $Id: curs_instr.3x,v 1.9 2000/07/01 20:05:03 tom Exp $
+.\" $Id: curs_instr.3x,v 1.22 2020/10/18 00:18:27 tom Exp $

 .TH curs_instr 3X ""
 .TH curs_instr 3X ""

+.ie \n(.g .ds `` \(lq
+.el       .ds `` ``
+.ie \n(.g .ds '' \(rq
+.el       .ds '' ''
+.de bP
+.ie n  .IP \(bu 4
+.el    .IP \(bu 2
+..

 .SH NAME
 \fBinstr\fR,
 \fBinnstr\fR,
 .SH NAME
 \fBinstr\fR,
 \fBinnstr\fR,


@@ -36,42 +45,50 @@
 \fBmvinstr\fR,
 \fBmvinnstr\fR,
 \fBmvwinstr\fR,
 \fBmvinstr\fR,
 \fBmvinnstr\fR,
 \fBmvwinstr\fR,

-\fBmvwinnstr\fR - get a string of characters from a \fBcurses\fR window
+\fBmvwinnstr\fR \- get a string of characters from a \fBcurses\fR window

 .SH SYNOPSIS
 \fB#include <curses.h>\fR
 .SH SYNOPSIS
 \fB#include <curses.h>\fR

-
-\fBint instr(char *str);\fR
+.sp
+\fBint instr(char *\fP\fIstr\fP\fB);\fR

 .br
 .br

-\fBint innstr(char *str, int n);\fR
+\fBint innstr(char *\fP\fIstr\fP\fB, int \fP\fIn\fP\fB);\fR

 .br
 .br

-\fBint winstr(WINDOW *win, char *str);\fR
+\fBint winstr(WINDOW *\fP\fIwin\fP\fB, char *\fP\fIstr\fP\fB);\fR

 .br
 .br

-\fBint winnstr(WINDOW *win, char *str, int n);\fR
+\fBint winnstr(WINDOW *\fP\fIwin\fP\fB, char *\fP\fIstr\fP\fB, int \fP\fIn\fP\fB);\fR
+.sp
+\fBint mvinstr(int \fP\fIy\fP\fB, int \fP\fIx\fP\fB, char *\fP\fIstr\fP\fB);\fR

 .br
 .br

-\fBint mvinstr(int y, int x, char *str);\fR
+\fBint mvinnstr(int \fP\fIy\fP\fB, int \fP\fIx\fP\fB, char *\fP\fIstr\fP\fB, int \fP\fIn\fP\fB);\fR

 .br
 .br

-\fBint mvinnstr(int y, int x, char *str, int n);\fR
+\fBint mvwinstr(WINDOW *\fP\fIwin\fP\fB, int \fP\fIy\fP\fB, int \fP\fIx\fP\fB, char *\fP\fIstr\fP\fB);\fR

 .br
 .br

-\fBint mvwinstr(WINDOW *win, int y, int x, char *str);\fR
-.br
-\fBint mvwinnstr(WINDOW *win, int y, int x, char *str, int n);\fR
+\fBint mvwinnstr(WINDOW *\fP\fIwin\fP\fB, int \fP\fIy\fP\fB, int \fP\fIx\fP\fB, char *\fP\fIstr\fP\fB, int \fP\fIn\fP\fB);\fR

 .br
 .SH DESCRIPTION
 These routines return a string of characters in \fIstr\fR, extracted starting
 at the current cursor position in the named window.
 .br
 .SH DESCRIPTION
 These routines return a string of characters in \fIstr\fR, extracted starting
 at the current cursor position in the named window.

-Attributes are stripped from the characters.  The four
+Attributes are stripped from the characters.
+The four

 functions with \fIn\fR as the last argument return a leading substring at most
 \fIn\fR characters long (exclusive of the trailing NUL).
 .SH RETURN VALUE
 All of the functions return \fBERR\fR upon failure,
 or the number of characters actually read into the string.
 functions with \fIn\fR as the last argument return a leading substring at most
 \fIn\fR characters long (exclusive of the trailing NUL).
 .SH RETURN VALUE
 All of the functions return \fBERR\fR upon failure,
 or the number of characters actually read into the string.

+.PP
+X/Open Curses defines no error conditions.
+In this implementation:
+.bP
+If the \fIwin\fP parameter is null, an error is returned,
+.bP
+If the \fIchstr\fP parameter is null, an error is returned,
+.PP
+Functions with a \*(``mv\*('' prefix first perform a cursor movement using
+\fBwmove\fP, and return an error if the position is outside the window,
+or if the window pointer is null.

 .SH NOTES
 Note that all routines except \fBwinnstr\fR may be macros.
 .SH PORTABILITY
 .SH NOTES
 Note that all routines except \fBwinnstr\fR may be macros.
 .SH PORTABILITY

-The XSI Curses
-error conditions \fBEILSEQ\fR and \fBEILOVERFLOW\fR associated with
-extended-level conformance are not yet detected (this implementation does not
-yet support XPG4 multi-byte characters).

 SVr4 does not
 document whether a length limit includes or excludes the trailing NUL.
 .PP
 SVr4 does not
 document whether a length limit includes or excludes the trailing NUL.
 .PP


@@ -80,10 +97,3 @@ value for \fIn\fR.
 In this case, the functions return the string ending at the right margin.
 .SH SEE ALSO
 \fBcurses\fR(3X).
 In this case, the functions return the string ending at the right margin.
 .SH SEE ALSO
 \fBcurses\fR(3X).

-.\"#
-.\"# The following sets edit modes for GNU EMACS
-.\"# Local Variables:
-.\"# mode:nroff
-.\"# fill-column:79
-.\"# End:
-