zfs/lib/libuutil/uu_dprintf.c

   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
  28
  29 #include "libuutil_common.h"
  30
  31 #include <errno.h>
  32 #include <libintl.h>
  33 #include <stdarg.h>
  34 #include <stdio.h>
  35 #include <stdlib.h>
  36 #include <strings.h>
  37
  38 #define FACILITY_FMT    "%s (%s): "
  39
  40 #if !defined(TEXT_DOMAIN)
  41 #define TEXT_DOMAIN "SYS_TEST"
  42 #endif
  43
  44 static const char *
  45 strseverity(uu_dprintf_severity_t severity)
  46 {
  47         switch (severity) {
  48         case UU_DPRINTF_SILENT:
  49                 return (dgettext(TEXT_DOMAIN, "silent"));
  50         case UU_DPRINTF_FATAL:
  51                 return (dgettext(TEXT_DOMAIN, "FATAL"));
  52         case UU_DPRINTF_WARNING:
  53                 return (dgettext(TEXT_DOMAIN, "WARNING"));
  54         case UU_DPRINTF_NOTICE:
  55                 return (dgettext(TEXT_DOMAIN, "note"));
  56         case UU_DPRINTF_INFO:
  57                 return (dgettext(TEXT_DOMAIN, "info"));
  58         case UU_DPRINTF_DEBUG:
  59                 return (dgettext(TEXT_DOMAIN, "debug"));
  60         default:
  61                 return (dgettext(TEXT_DOMAIN, "unspecified"));
  62         }
  63 }
  64
  65 uu_dprintf_t *
  66 uu_dprintf_create(const char *name, uu_dprintf_severity_t severity,
  67     uint_t flags)
  68 {
  69         uu_dprintf_t *D;
  70
  71         if (uu_check_name(name, UU_NAME_DOMAIN) == -1) {
  72                 uu_set_error(UU_ERROR_INVALID_ARGUMENT);
  73                 return (NULL);
  74         }
  75
  76         if ((D = uu_zalloc(sizeof (uu_dprintf_t))) == NULL)
  77                 return (NULL);
  78
  79         if (name != NULL) {
  80                 D->uud_name = strdup(name);
  81                 if (D->uud_name == NULL) {
  82                         uu_free(D);
  83                         return (NULL);
  84                 }
  85         } else {
  86                 D->uud_name = NULL;
  87         }
  88
  89         D->uud_severity = severity;
  90         D->uud_flags = flags;
  91
  92         return (D);
  93 }
  94
  95 /*PRINTFLIKE3*/
  96 void
  97 uu_dprintf(uu_dprintf_t *D, uu_dprintf_severity_t severity,
  98     const char *format, ...)
  99 {
 100         va_list alist;
 101
 102         /* XXX Assert that severity is not UU_DPRINTF_SILENT. */
 103
 104         if (severity > D->uud_severity)
 105                 return;
 106
 107         (void) fprintf(stderr, FACILITY_FMT, D->uud_name,
 108             strseverity(severity));
 109
 110         va_start(alist, format);
 111         (void) vfprintf(stderr, format, alist);
 112         va_end(alist);
 113 }
 114
 115 void
 116 uu_dprintf_destroy(uu_dprintf_t *D)
 117 {
 118         if (D->uud_name)
 119                 free(D->uud_name);
 120
 121         uu_free(D);
 122 }
 123
 124 const char *
 125 uu_dprintf_getname(uu_dprintf_t *D)
 126 {
 127         return (D->uud_name);
 128 }