1 /* 2 * Copyright (c) 1981, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #ifndef lint 35 /* from: static char sccsid[] = "@(#)printw.c 8.2 (Berkeley) 10/5/93"; */ 36 static char *rcsid = "$Id: printw.c,v 1.7 1994/01/24 08:36:54 cgd Exp $"; 37 #endif /* not lint */ 38 39 #include <curses.h> 40 41 #ifdef __STDC__ 42 #include <stdarg.h> 43 #else 44 #include <varargs.h> 45 #endif 46 47 /* 48 * printw and friends. 49 * 50 * These routines make nonportable assumptions about varargs if __STDC__ 51 * is not in effect. 52 */ 53 54 static int __winwrite __P((void *, const char *, int)); 55 56 /* 57 * printw -- 58 * Printf on the standard screen. 59 */ 60 int 61 #ifdef __STDC__ 62 printw(const char *fmt, ...) 63 #else 64 printw(fmt, va_alist) 65 char *fmt; 66 va_dcl 67 #endif 68 { 69 va_list ap; 70 int ret; 71 72 #ifdef __STDC__ 73 va_start(ap, fmt); 74 #else 75 va_start(ap); 76 #endif 77 ret = vwprintw(stdscr, fmt, ap); 78 va_end(ap); 79 return (ret); 80 } 81 82 /* 83 * wprintw -- 84 * Printf on the given window. 85 */ 86 int 87 #ifdef __STDC__ 88 wprintw(WINDOW * win, const char *fmt, ...) 89 #else 90 wprintw(win, fmt, va_alist) 91 WINDOW *win; 92 char *fmt; 93 va_dcl 94 #endif 95 { 96 va_list ap; 97 int ret; 98 99 #ifdef __STDC__ 100 va_start(ap, fmt); 101 #else 102 va_start(ap); 103 #endif 104 ret = vwprintw(win, fmt, ap); 105 va_end(ap); 106 return (ret); 107 } 108 109 /* 110 * mvprintw, mvwprintw -- 111 * Implement the mvprintw commands. Due to the variable number of 112 * arguments, they cannot be macros. Sigh.... 113 */ 114 int 115 #ifdef __STDC__ 116 mvprintw(register int y, register int x, const char *fmt, ...) 117 #else 118 mvprintw(y, x, fmt, va_alist) 119 register int y, x; 120 char *fmt; 121 va_dcl 122 #endif 123 { 124 va_list ap; 125 int ret; 126 127 #ifdef __STDC__ 128 va_start(ap, fmt); 129 #else 130 va_start(ap); 131 #endif 132 if (move(y, x) != OK) 133 return (ERR); 134 ret = vwprintw(stdscr, fmt, ap); 135 va_end(ap); 136 return (ret); 137 } 138 139 int 140 #ifdef __STDC__ 141 mvwprintw(register WINDOW * win, register int y, register int x, 142 const char *fmt, ...) 143 #else 144 mvwprintw(win, y, x, fmt, va_alist) 145 register WINDOW *win; 146 register int y, x; 147 char *fmt; 148 va_dcl 149 #endif 150 { 151 va_list ap; 152 int ret; 153 154 #ifdef __STDC__ 155 va_start(ap, fmt); 156 #else 157 va_start(ap); 158 #endif 159 if (wmove(win, y, x) != OK) 160 return (ERR); 161 162 ret = vwprintw(win, fmt, ap); 163 va_end(ap); 164 return (ret); 165 } 166 167 /* 168 * Internal write-buffer-to-window function. 169 */ 170 static int 171 __winwrite(cookie, buf, n) 172 void *cookie; 173 register const char *buf; 174 int n; 175 { 176 register WINDOW *win; 177 register int c; 178 179 for (c = n, win = cookie; --c >= 0;) 180 if (waddch(win, *buf++) == ERR) 181 return (-1); 182 return (n); 183 } 184 185 /* 186 * vwprintw -- 187 * This routine actually executes the printf and adds it to the window. 188 */ 189 int 190 vwprintw(win, fmt, ap) 191 WINDOW *win; 192 const char *fmt; 193 va_list ap; 194 { 195 FILE *f; 196 197 if ((f = funopen(win, NULL, __winwrite, NULL, NULL)) == NULL) 198 return (ERR); 199 (void)vfprintf(f, fmt, ap); 200 return (fclose(f) ? ERR : OK); 201 } 202