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 2004 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1988 AT&T */
28 /* All Rights Reserved */
29
30 /*
31 * University Copyright- Copyright (c) 1982, 1986, 1988
32 * The Regents of the University of California
33 * All Rights Reserved
34 *
35 * University Acknowledgment- Portions of this document are derived from
36 * software developed by the University of California, Berkeley, and its
37 * contributors.
38 */
39
40 #pragma ident "%Z%%M% %I% %E% SMI"
41
42 /*LINTLIBRARY*/
43
44 /* allocate space for and set up defaults for a new _window */
45
46 #include <stdlib.h>
47 #include <sys/types.h>
48 #include "curses_inc.h"
49
50 WINDOW *
newwin(int nlines,int ncols,int by,int bx)51 newwin(int nlines, int ncols, int by, int bx)
52 {
53 WINDOW *win;
54 int counter = 0;
55
56 if (nlines <= 0)
57 nlines = LINES - by;
58 if (ncols <= 0)
59 ncols = COLS - bx;
60
61 if ((by < 0) || (bx < 0) || ((win = _makenew(nlines, ncols, by,
62 bx)) == (WINDOW *) NULL) || (_image(win) == ERR)) {
63 return ((WINDOW *) NULL);
64 }
65
66 while (counter < nlines) {
67 memSset(&win->_y[counter][0], (chtype) ' ', ncols);
68 #ifdef _VR3_COMPAT_CODE
69 if (_y16update) {
70 int i = ncols;
71
72 while (i--)
73 win->_y16[counter][i] = (_ochtype) ' ';
74 }
75 #endif /* _VR3_COMPAT_CODE */
76 counter++;
77 }
78
79 win->_yoffset = SP->Yabove;
80 return (win);
81 }
82
83 int
_image(WINDOW * win)84 _image(WINDOW *win)
85 {
86 int i, nlines = win->_maxy;
87 #ifdef _VR3_COMPAT_CODE
88 size_t oscols = win->_maxx * sizeof (_ochtype);
89 #endif /* _VR3_COMPAT_CODE */
90 size_t scols = win->_maxx * sizeof (chtype);
91 chtype **_y = win->_y;
92 #ifdef _VR3_COMPAT_CODE
93 _ochtype **_y16 = win->_y16;
94 #endif /* _VR3_COMPAT_CODE */
95
96 for (i = 0; i < nlines; i++) {
97 #ifdef _VR3_COMPAT_CODE
98 if (((_y[i] = (chtype *) malloc(scols)) == NULL) ||
99 ((_y16update) && ((_y16[i] = (_ochtype *)
100 malloc(oscols)) == NULL)))
101 #else /* _VR3_COMPAT_CODE */
102 if ((_y[i] = (chtype *) malloc(scols)) ==
103 NULL)
104 #endif /* _VR3_COMPAT_CODE */
105 {
106 int j;
107
108 curs_errno = CURS_BAD_MALLOC;
109 #ifdef DEBUG
110 strcpy(curs_parm_err, "_image");
111 #endif /* DEBUG */
112 #ifdef _VR3_COMPAT_CODE
113 for (j = 0; j <= i; j++) {
114 if (_y[j] != NULL)
115 free((char *) _y[j]);
116 if ((_y16update) && (_y16[j] != NULL))
117 free((char *) _y16[j]);
118 }
119 #else /* _VR3_COMPAT_CODE */
120 for (j = 0; j < i; j++)
121 free((char *) _y[j]);
122 #endif /* _VR3_COMPAT_CODE */
123
124 free((char *) win->_firstch);
125 free((char *) win->_y);
126 #ifdef _VR3_COMPAT_CODE
127 if ((_y16update) && (win->_y16 != NULL))
128 free((char *) win->_y16);
129 #endif /* _VR3_COMPAT_CODE */
130 free((char *) win);
131 return (ERR);
132 }
133 }
134 return (OK);
135 }
136