xref: /titanic_41/usr/src/cmd/mail/Dout.c (revision 6f45ec7b0b964c3be967c4880e8867ac1e7763a5)
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 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23 /*	  All Rights Reserved  	*/
24 
25 
26 #pragma ident	"%Z%%M%	%I%	%E% SMI" 	/* SVr4.0 1.	*/
27 /*
28     NAME
29 	Dout - Print debug output
30 
31     SYNOPSIS
32 	void Dout(char *subname, int level, char *msg, ...)
33 
34     DESCRIPTION
35 	Dout prints debugging output if debugging is turned
36 	on (-x specified) and the level of this message is
37 	lower than the value of the global variable debug.
38 	The subroutine name is printed if it is not a null
39 	string.
40 */
41 #include "mail.h"
42 #ifdef __STDC__
43 # include <stdarg.h>
44 #else
45 # include <varargs.h>
46 #endif
47 
48 /* VARARGS3 PRINTFLIKE3 */
49 void
50 #ifdef __STDC__
51 Dout(char *subname, int level, char *fmt, ...)
52 #else
53 # ifdef lint
54 Dout(Xsubname, Xlevel, Xfmt, va_alist)
55 char *Xsubname, *Xfmt;
56 int Xlevel;
57 va_dcl
58 # else
59 Dout(va_alist)
60 va_dcl
61 # endif
62 #endif
63 {
64 #ifndef __STDC__
65 	char    *subname;
66 	int	level;
67 	char    *fmt;
68 #endif
69 	va_list args;
70 
71 #ifndef __STDC__
72 #ifdef lint
73 	subname = Xsubname;
74 	level = Xlevel;
75 	fmt = Xfmt;
76 # endif
77 #endif
78 
79 #ifdef __STDC__
80 	va_start(args, fmt);
81 #else
82 	va_start(args);
83 	subname = va_arg(args, char *);
84 	level = va_arg(args, int);
85 	fmt = va_arg(args, char *);
86 #endif
87 
88 	if (debug > level) {
89 		if (subname && *subname) {
90 			fprintf(dbgfp,"%s(): ", subname);
91 		}
92 		vfprintf(dbgfp, fmt, args);
93 	}
94 	va_end(args);
95 }
96