1 /**************************************************************************** 2 * Copyright (c) 1998,1999,2000 Free Software Foundation, Inc. * 3 * * 4 * Permission is hereby granted, free of charge, to any person obtaining a * 5 * copy of this software and associated documentation files (the * 6 * "Software"), to deal in the Software without restriction, including * 7 * without limitation the rights to use, copy, modify, merge, publish, * 8 * distribute, distribute with modifications, sublicense, and/or sell * 9 * copies of the Software, and to permit persons to whom the Software is * 10 * furnished to do so, subject to the following conditions: * 11 * * 12 * The above copyright notice and this permission notice shall be included * 13 * in all copies or substantial portions of the Software. * 14 * * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 22 * * 23 * Except as contained in this notice, the name(s) of the above copyright * 24 * holders shall not be used in advertising or otherwise to promote the * 25 * sale, use or other dealings in this Software without prior written * 26 * authorization. * 27 ****************************************************************************/ 28 29 /**************************************************************************** 30 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 31 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 32 ****************************************************************************/ 33 34 /* 35 ** lib_addstr.c 36 * 37 ** The routines waddnstr(), waddchnstr(). 38 ** 39 */ 40 41 #include <curses.priv.h> 42 43 MODULE_ID("$Id: lib_addstr.c,v 1.18 2000/07/29 16:42:41 tom Exp $") 44 45 int 46 waddnstr(WINDOW *win, const char *const astr, int n) 47 { 48 unsigned const char *str = (unsigned const char *) astr; 49 int code = ERR; 50 51 T((T_CALLED("waddnstr(%p,%s,%d)"), win, _nc_visbuf(astr), n)); 52 53 if (win && (str != 0)) { 54 TR(TRACE_VIRTPUT | TRACE_ATTRS, ("... current %s", _traceattr(win->_attrs))); 55 TR(TRACE_VIRTPUT, ("str is not null")); 56 code = OK; 57 if (n < 0) 58 n = (int) strlen(astr); 59 60 while ((n-- > 0) && (*str != '\0')) { 61 TR(TRACE_VIRTPUT, ("*str = %#x", *str)); 62 if (_nc_waddch_nosync(win, (chtype) * str++) == ERR) { 63 code = ERR; 64 break; 65 } 66 } 67 _nc_synchook(win); 68 } 69 TR(TRACE_VIRTPUT, ("waddnstr returns %d", code)); 70 returnCode(code); 71 } 72 73 int 74 waddchnstr(WINDOW *win, const chtype * const astr, int n) 75 { 76 NCURSES_SIZE_T y = win->_cury; 77 NCURSES_SIZE_T x = win->_curx; 78 int code = OK; 79 struct ldat *line; 80 81 T((T_CALLED("waddchnstr(%p,%p,%d)"), win, astr, n)); 82 83 if (!win) 84 returnCode(ERR); 85 86 if (n < 0) { 87 const chtype *str; 88 n = 0; 89 for (str = (const chtype *) astr; *str != 0; str++) 90 n++; 91 } 92 if (n > win->_maxx - x + 1) 93 n = win->_maxx - x + 1; 94 if (n == 0) 95 returnCode(code); 96 97 line = &(win->_line[y]); 98 memcpy(line->text + x, astr, n * sizeof(*astr)); 99 CHANGED_RANGE(line, x, x + n - 1); 100 101 _nc_synchook(win); 102 returnCode(code); 103 } 104