1 /* $OpenBSD: lib_instr.c,v 1.2 2001/01/22 18:01:41 millert Exp $ */ 2 3 /**************************************************************************** 4 * Copyright (c) 1998,2000 Free Software Foundation, Inc. * 5 * * 6 * Permission is hereby granted, free of charge, to any person obtaining a * 7 * copy of this software and associated documentation files (the * 8 * "Software"), to deal in the Software without restriction, including * 9 * without limitation the rights to use, copy, modify, merge, publish, * 10 * distribute, distribute with modifications, sublicense, and/or sell * 11 * copies of the Software, and to permit persons to whom the Software is * 12 * furnished to do so, subject to the following conditions: * 13 * * 14 * The above copyright notice and this permission notice shall be included * 15 * in all copies or substantial portions of the Software. * 16 * * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 20 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 21 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 22 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 23 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 24 * * 25 * Except as contained in this notice, the name(s) of the above copyright * 26 * holders shall not be used in advertising or otherwise to promote the * 27 * sale, use or other dealings in this Software without prior written * 28 * authorization. * 29 ****************************************************************************/ 30 31 /**************************************************************************** 32 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 33 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 34 ****************************************************************************/ 35 36 /* 37 ** lib_instr.c 38 ** 39 ** The routine winnstr(). 40 ** 41 */ 42 43 #include <curses.priv.h> 44 45 MODULE_ID("$From: lib_instr.c,v 1.10 2000/12/10 02:43:27 tom Exp $") 46 47 NCURSES_EXPORT(int) 48 winnstr(WINDOW *win, char *str, int n) 49 { 50 int i = 0, row, col; 51 52 T((T_CALLED("winnstr(%p,%p,%d)"), win, str, n)); 53 54 if (!str) 55 returnCode(0); 56 57 if (win) { 58 getyx(win, row, col); 59 60 if (n < 0) 61 n = win->_maxx - win->_curx + 1; 62 63 for (; i < n;) { 64 str[i++] = TextOf(win->_line[row].text[col]); 65 if (++col > win->_maxx) { 66 col = 0; 67 if (++row > win->_maxy) 68 break; 69 } 70 } 71 } 72 str[i] = '\0'; /* SVr4 does not seem to count the null */ 73 returnCode(i); 74 } 75