usr/src/cmd/ramdiskadm/utils.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 2002-2003 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29 #include <sys/types.h>
  30 #include <sys/param.h>
  31 #include <sys/stat.h>
  32 #include <sys/statvfs.h>
  33 #include <sys/sysmacros.h>
  34 #include <libintl.h>
  35 #include <libgen.h>
  36 #include <string.h>
  37 #include <stdlib.h>
  38 #include <stdarg.h>
  39 #include <stdio.h>
  40 #include <errno.h>
  41
  42 #include "utils.h"
  43
  44 static char *pname = NULL;
  45
  46 /*PRINTFLIKE1*/
  47 void
  48 warn(const char *format, ...)
  49 {
  50         int err = errno;
  51         va_list alist;
  52
  53         if (pname != NULL)
  54                 (void) fprintf(stderr, gettext("%s: "), pname);
  55
  56         va_start(alist, format);
  57         (void) vfprintf(stderr, format, alist);
  58         va_end(alist);
  59
  60         if (strchr(format, '\n') == NULL)
  61                 (void) fprintf(stderr, gettext(": %s\n"), strerror(err));
  62 }
  63
  64 /*PRINTFLIKE1*/
  65 void
  66 die(const char *format, ...)
  67 {
  68         int err = errno;
  69         va_list alist;
  70
  71         if (pname != NULL)
  72                 (void) fprintf(stderr, gettext("%s: "), pname);
  73
  74         va_start(alist, format);
  75         (void) vfprintf(stderr, format, alist);
  76         va_end(alist);
  77
  78         if (strchr(format, '\n') == NULL)
  79                 (void) fprintf(stderr, gettext(": %s\n"), strerror(err));
  80
  81         exit(E_ERROR);
  82 }
  83
  84 char *
  85 getpname(char *arg0)
  86 {
  87         if (pname == NULL)
  88                 pname = basename(arg0);
  89         return (pname);
  90 }