xref: /illumos-gate/usr/src/lib/libc/port/gen/pfmt_print.c (revision eb9a1df2aeb866bf1de4494433b6d7e5fa07b3ae)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2008 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 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 /*
33  * pfmt_print() - format and print
34  */
35 #include "lint.h"
36 #include "mtlib.h"
37 #include <pfmt.h>
38 #include <stdio.h>
39 #include <stdarg.h>
40 #include <string.h>
41 #include <thread.h>
42 #include <ctype.h>
43 #include "pfmt_data.h"
44 
45 /* Catalogue for local messages */
46 #define	fmt_cat		"uxlibc"
47 #define	def_colon	": "
48 #define	def_colonid	2
49 
50 /* Table of default severities */
51 static const char *sev_list[] = {
52 	"SEV = %d",
53 	"TO FIX",
54 	"ERROR",
55 	"HALT",
56 	"WARNING",
57 	"INFO"
58 };
59 
60 int
61 __pfmt_print(FILE *stream, long flag, const char *format,
62 	const char **text_ptr, const char **sev_ptr, va_list args)
63 {
64 	const char *ptr;
65 	char catbuf[DB_NAME_LEN];
66 	int i, status;
67 	int length = 0;
68 	int txtmsgnum = 0;
69 	int dofmt = (flag & (long)MM_NOSTD) == 0;
70 	long doact = (flag & (long)MM_ACTION);
71 
72 	if (format && !(flag & (long)MM_NOGET)) {
73 		char c;
74 		ptr = format;
75 		for (i = 0; i < DB_NAME_LEN - 1 && (c = *ptr++) && c != ':';
76 		    i++)
77 			catbuf[i] = c;
78 		/* Extract the message number */
79 		if (i != DB_NAME_LEN - 1 && c) {
80 			catbuf[i] = '\0';
81 			while (isdigit(c = *ptr++)) {
82 				txtmsgnum *= 10;
83 				txtmsgnum += c - '0';
84 			}
85 			if (c != ':')
86 				txtmsgnum = -1;
87 		}
88 		else
89 			txtmsgnum = -1;
90 		format = __gtxt(catbuf, txtmsgnum, ptr);
91 
92 	}
93 
94 	if (text_ptr)
95 		*text_ptr = format;
96 	if (dofmt) {
97 		char label[MAXLABEL];
98 		int severity, sev, d_sev;
99 		const char *psev = NULL, *colon;
100 
101 		lrw_rdlock(&_rw_pfmt_label);
102 		(void) strlcpy(label, __pfmt_label, MAXLABEL);
103 		lrw_unlock(&_rw_pfmt_label);
104 
105 		colon = __gtxt(fmt_cat, def_colonid, def_colon);
106 
107 		if (label[0] != '\0' && stream) {
108 			if ((status = fputs(label, stream)) < 0)
109 				return (-1);
110 			length += status;
111 			if ((status = fputs(colon, stream)) < 0)
112 				return (-1);
113 			length += status;
114 		}
115 
116 		severity = (int)(flag & 0xff);
117 
118 		if (doact) {
119 			d_sev = sev = 1;
120 		} else if (severity <= MM_INFO) {
121 			sev = severity + 3;
122 			d_sev = severity + 2;
123 		} else {
124 			int i;
125 			lrw_rdlock(&_rw_pfmt_sev_tab);
126 			for (i = 0; i < __pfmt_nsev; i++) {
127 				if (__pfmt_sev_tab[i].severity == severity) {
128 					psev = __pfmt_sev_tab[i].string;
129 					d_sev = sev = -1;
130 					break;
131 				}
132 			}
133 			lrw_unlock(&_rw_pfmt_sev_tab);
134 			if (i == __pfmt_nsev)
135 				d_sev = sev = 0;
136 		}
137 
138 		if (sev >= 0) {
139 			psev = __gtxt(fmt_cat, sev, sev_list[d_sev]);
140 		}
141 
142 		if (sev_ptr)
143 			*sev_ptr = psev;
144 
145 		if (stream) {
146 			if ((status = fprintf(stream, psev, severity)) < 0)
147 				return (-1);
148 			length += status;
149 			if ((status = fputs(colon, stream)) < 0)
150 				return (-1);
151 			length += status;
152 		} else
153 			return (-1);
154 	} else if (sev_ptr)
155 		*sev_ptr = NULL;
156 
157 	if (stream) {
158 		if ((status = vfprintf(stream, format, args)) < 0)
159 			return (-1);
160 		length += status;
161 	} else
162 		return (-1);
163 
164 	return (length);
165 }
166