xref: /illumos-gate/usr/src/lib/libcurses/screen/trace.c (revision f37b3cbb6f67aaea5eec1c335bdc7bf432867d64)
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 1997 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 /*LINTLIBRARY*/
41 
42 #include <sys/types.h>
43 #include <stdio.h>
44 #include "curses_inc.h"
45 
46 int
47 traceon(void)
48 {
49 #ifdef DEBUG
50 	if (outf == NULL) {
51 		outf = fopen("trace", "a");
52 		if (outf == NULL) {
53 			perror("trace");
54 			exit(-1);
55 		}
56 		fprintf(outf, "trace turned on\n");
57 	}
58 #endif /* DEBUG */
59 	return (OK);
60 }
61 
62 int
63 traceoff(void)
64 {
65 #ifdef DEBUG
66 	if (outf != NULL) {
67 		fprintf(outf, "trace turned off\n");
68 		fclose(outf);
69 		outf = NULL;
70 	}
71 #endif /* DEBUG */
72 	return (OK);
73 }
74 
75 #ifdef DEBUG
76 #include <ctype.h>
77 
78 char *
79 _asciify(char *str)
80 {
81 	static	char	string[1024];
82 	char	*p1 = string;
83 	char	*p2;
84 	char	c;
85 
86 	while (c = *str++) {
87 		p2 = unctrl(c);
88 		while (*p1 = *p2++)
89 			p1++;
90 	}
91 	return (string);
92 }
93 #endif /* DEBUG */
94