X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=man%2Fmenu_userptr.3x;h=afc393e08040884944b2ff0316718ab956bc7eaa;hp=48040e3d643a8eb6294b96778b4f1566c4f8f51e;hb=152c5a605234b7ea36ba3a03ec07e124bb6aac75;hpb=661078ddbde3ce0f3b06e95642fbb9b5fef7dca1 diff --git a/man/menu_userptr.3x b/man/menu_userptr.3x index 48040e3d..afc393e0 100644 --- a/man/menu_userptr.3x +++ b/man/menu_userptr.3x @@ -1,44 +1,66 @@ '\" t +.\"*************************************************************************** +.\" Copyright 2018,2020 Thomas E. Dickey * +.\" Copyright 1998-2010,2015 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: menu_userptr.3x,v 1.16 2020/10/18 00:39:49 tom Exp $ .TH menu_userptr 3X "" .SH NAME -\fBmenu_userptr\fR - associate application data with a menu item +\fBset_menu_userptr\fP, +\fBmenu_userptr\fR \- associate application data with a menu item .SH SYNOPSIS \fB#include \fR +.sp +\fBint set_menu_userptr(MENU *\fP\fImenu\fP\fB, void *\fP\fIuserptr\fP\fB);\fP .br -int set_menu_userptr(MENU *menu, void *userptr); -.br -void *menu_userptr(const MENU *menu); +\fBvoid *menu_userptr(const MENU *\fP\fImenu\fP\fB);\fP .br .SH DESCRIPTION Every menu and every menu item has a field that can be used to hold application-specific data (that is, the menu-driver code leaves it alone). These functions get and set the menu user pointer field. .SH RETURN VALUE -Except for \fBmenu_userptr\fR (which returns \fBNULL\fR on error), each -function returns one of the following: -.TP 5 -\fBE_OK\fR -The routine succeeded. -.TP 5 -\fBE_SYSTEM_ERROR\fR -System error occurred (see \fBerrno\fR). +\fBmenu_userptr\fR returns a pointer (which may be \fBNULL\fR). +It does not set \fBerrno\fP. +.PP +\fBset_menu_userptr\fP returns \fBE_OK\fP (success). .SH SEE ALSO \fBcurses\fR(3X), \fBmenu\fR(3X). .SH NOTES The header file \fB\fR automatically includes the header file \fB\fR. .SH PORTABILITY -These routines emulate the System V menu library. They were not supported on +These routines emulate the System V menu library. +They were not supported on Version 7 or BSD versions. - -The user pointer should be a void pointer. We leave it as a char pointer for -SVr4 compatibility. +.PP +The user pointer is a void pointer. +We chose not to leave it as a char pointer for SVr4 compatibility. .SH AUTHORS -Juergen Pfeifer. Manual pages and adaptation for new curses by Eric -S. Raymond. -.\"# -.\"# The following sets edit modes for GNU EMACS -.\"# Local Variables: -.\"# mode:nroff -.\"# fill-column:79 -.\"# End: +Juergen Pfeifer. +Manual pages and adaptation for new curses by Eric S. Raymond.