1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright (c) 1995-1998 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27 #pragma ident "%Z%%M% %I% %E% SMI"
28
29 /* LINTLIBRARY */
30
31 /*
32 * vw_print.c
33 *
34 * XCurses Library
35 *
36 * Copyright 1990, 1995 by Mortice Kern Systems Inc. All rights reserved.
37 *
38 */
39
40 #if M_RCSID
41 #ifndef lint
42 static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/vw_print.c 1.3 "
43 "1995/08/30 19:37:28 danv Exp $";
44 #endif
45 #endif
46
47 #include <private.h>
48 #include <stdarg.h>
49
50 int
vw_printw(WINDOW * w,char * fmt,va_list ap)51 vw_printw(WINDOW *w, char *fmt, va_list ap)
52 {
53 int size = BUFSIZ;
54 char *buffer;
55 int n, rv;
56
57 buffer = (char *)malloc(size);
58 if (buffer == NULL)
59 return (ERR);
60
61 /* CONSTCOND */
62 while (1) {
63 n = vsnprintf(buffer, size, fmt, ap);
64 if (n < size)
65 break;
66 size *= 2;
67 buffer = (char *)realloc(buffer, size);
68 if (buffer == NULL)
69 return (ERR);
70 }
71 va_end(ap);
72 rv = waddnstr(w, buffer, -1);
73 free(buffer);
74 return (rv);
75 }
76