X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=man%2Fcurs_delch.3x;h=05c3476dae8608086b6e908597da78a7295e9ee6;hp=70266678d7c612ddf780147c5c2a99f0133f527a;hb=6b4f5830b7910188b532d661f79775306715f67e;hpb=027ae42953e3186daed8f3882da73de48291b606 diff --git a/man/curs_delch.3x b/man/curs_delch.3x index 70266678..05c3476d 100644 --- a/man/curs_delch.3x +++ b/man/curs_delch.3x @@ -1,5 +1,5 @@ .\"*************************************************************************** -.\" Copyright (c) 1998-2000,2006 Free Software Foundation, Inc. * +.\" Copyright (c) 1998-2010,2018 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 * @@ -26,13 +26,13 @@ .\" authorization. * .\"*************************************************************************** .\" -.\" $Id: curs_delch.3x,v 1.8 2006/02/25 21:42:57 tom Exp $ +.\" $Id: curs_delch.3x,v 1.12 2018/07/28 21:34:06 tom Exp $ .TH curs_delch 3X "" .SH NAME \fBdelch\fR, \fBwdelch\fR, \fBmvdelch\fR, -\fBmvwdelch\fR - delete character under the cursor in a \fBcurses\fR window +\fBmvwdelch\fR \- delete character under the cursor in a \fBcurses\fR window .SH SYNOPSIS \fB#include \fR .sp @@ -47,24 +47,25 @@ .SH DESCRIPTION These routines delete the character under the cursor; all characters to the right of the cursor on the same line are moved to the left one position and the -last character on the line is filled with a blank. The cursor position does -not change (after moving to \fIy\fR, \fIx\fR, if specified). (This does not +last character on the line is filled with a blank. +The cursor position does +not change (after moving to \fIy\fR, \fIx\fR, if specified). +(This does not imply use of the hardware delete character feature.) .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 completion. +.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 \fBdelch\fR, \fBmvdelch\fR, and \fBmvwdelch\fR may be macros. .SH PORTABILITY -These functions are described in the XSI Curses standard, Issue 4. The +These functions are described in the XSI Curses standard, Issue 4. +The standard specifies that they return \fBERR\fR on failure, but specifies no error conditions. .SH SEE ALSO \fBcurses\fR(3X) -.\"# -.\"# The following sets edit modes for GNU EMACS -.\"# Local Variables: -.\"# mode:nroff -.\"# fill-column:79 -.\"# End: