X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=man%2Fcurs_printw.3x;h=594d8ea26beb33649317d74e045cb33868ac3e27;hp=e3ac2e8d5ededbdd6180707c7c815a44d0a689ff;hb=02c4e383be9337e73a0e75844dfd1047745adb28;hpb=3a9b6a3bf0269231bef7de74757a910dedd04e0c diff --git a/man/curs_printw.3x b/man/curs_printw.3x index e3ac2e8d..594d8ea2 100644 --- a/man/curs_printw.3x +++ b/man/curs_printw.3x @@ -1,47 +1,111 @@ +.\"*************************************************************************** +.\" 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 * +.\" "Software"), to deal in the Software without restriction, including * +.\" without limitation the rights to use, copy, modify, merge, publish, * +.\" distribute, distribute with modifications, sublicense, and/or sell * +.\" copies of the Software, and to permit persons to whom the Software is * +.\" furnished to do so, subject to the following conditions: * +.\" * +.\" The above copyright notice and this permission notice shall be included * +.\" in all copies or substantial portions of the Software. * +.\" * +.\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * +.\" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * +.\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * +.\" IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * +.\" DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * +.\" OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * +.\" THE USE OR OTHER DEALINGS IN THE SOFTWARE. * +.\" * +.\" Except as contained in this notice, the name(s) of the above copyright * +.\" holders shall not be used in advertising or otherwise to promote the * +.\" sale, use or other dealings in this Software without prior written * +.\" authorization. * +.\"*************************************************************************** +.\" +.\" $Id: curs_printw.3x,v 1.22 2018/04/07 20:18:55 tom Exp $ .TH curs_printw 3X "" +.de bP +.ie n .IP \(bu 4 +.el .IP \(bu 2 +.. +.na +.hy 0 .SH NAME -\fBprintw\fR, \fBwprintw\fR, \fBmvprintw\fR, -\fBmvwprintw\fR, \fBvwprintw\fR - print formatted output in -\fBcurses\fR windows +\fBprintw\fR, +\fBwprintw\fR, +\fBmvprintw\fR, +\fBmvwprintw\fR, +\fBvwprintw\fR, \fBvw_printw\fR \- print formatted output in \fBcurses\fR windows +.ad +.hy .SH SYNOPSIS \fB#include \fR - -\fBint printw(char *fmt\fR [\fB, arg\fR] \fB...);\fR +.sp +\fBint printw(const char *fmt, ...);\fR .br -\fBint wprintw(WINDOW *win, char *fmt\fR [\fB, arg\fR] \fB...);\fR +\fBint wprintw(WINDOW *win, const char *fmt, ...);\fR .br -\fBint mvprintw(int y, int x, char *fmt\fR [\fB, arg\fR] \fB...);\fR +\fBint mvprintw(int y, int x, const char *fmt, ...);\fR .br -\fBint mvwprintw(WINDOW *win, int y, int x, - \fBchar *fmt\fR [\fB, arg]\fR ...); - -\fB#include \fR +\fBint mvwprintw(WINDOW *win, int y, int x, const char *fmt, ...);\fR .br -\fBint vwprintw(WINDOW *win, char *fmt, varglist);\fR +\fBint vw_printw(WINDOW *win, const char *fmt, va_list varglist);\fR +.sp +/* obsolete */ .br +\fBint vwprintw(WINDOW *win, const char *fmt, va_list varglist);\fR .SH DESCRIPTION The \fBprintw\fR, \fBwprintw\fR, \fBmvprintw\fR and \fBmvwprintw\fR -routines are analogous to \fBprintf\fR [see \fBprintf\fR(3S)]. In +routines are analogous to \fBprintf\fR [see \fBprintf\fR(3)]. In effect, the string that would be output by \fBprintf\fR is output instead as though \fBwaddstr\fR were used on the given window. - -The \fBvwprintw\fR routine is analogous to \fBvprintf\fR [see -\fBprintf\fR(3S)] and performs a \fBwprintw\fR using a variable -argument list. The third argument is a \fBva_list\fR, a pointer to a -list of arguments, as defined in \fB\fR. +.PP +The \fBvwprintw\fR and \fBwv_printw\fR routines are analogous +to \fBvprintf\fR [see \fBprintf\fR(3)] +and perform a \fBwprintw\fR using a variable argument list. +The third argument is a \fBva_list\fR, a pointer to a +list of arguments, as defined in \fB\fR. .SH RETURN VALUE Routines that return an integer return \fBERR\fR upon failure and \fBOK\fR (SVr4 only specifies "an integer value other than \fBERR\fR") upon successful completion. +.PP +X/Open defines no error conditions. +In this implementation, +an error may be returned if it cannot allocate enough memory for the +buffer used to format the results. +It will return an error if the window pointer is null. +.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 PORTABILITY -The XSI Curses standard, Issue 4 describes these functions. The function +In this implementation, \fBvw_printw\fP and \fBvwprintw\fP are equivalent, +to support legacy applications. +However, the latter (\fBvwprintw\fP) is obsolete: +.bP +The XSI Curses standard, Issue 4 described these functions. The function \fBvwprintw\fR is marked TO BE WITHDRAWN, and is to be replaced by a function \fBvw_printw\fR using the \fB\fR interface. +.bP +The Single Unix Specification, Version 2 states that +\fBvw_printw\fR is preferred to \fBvwprintw\fR since the latter requires +including \fB\fR, which +cannot be used in the same file as \fB\fR. +This implementation uses \fB\fR for both, +because that header is included in \fB. +.bP +X/Open Curses, Issue 5 (December 2007) marked \fBvwprintw\fP (along with +\fBvwscanw\fP and the termcap interface) as withdrawn. .SH SEE ALSO -\fBcurses\fR(3X), \fBprintf\fR(3S), \fBvprintf(3S)\fR -.\"# -.\"# The following sets edit modes for GNU EMACS -.\"# Local Variables: -.\"# mode:nroff -.\"# fill-column:79 -.\"# End: +.na +\fBcurses\fR(3X), +\fBcurs_addstr\fR(3X), +\fBcurs_scanw\fR(3X), +\fBcurs_termcap\fP(3X), +\fBprintf\fR(3), +\fBvprintf\fR(3).