179 lines
3.6 KiB
C
179 lines
3.6 KiB
C
//
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// errors.c - error & help routines
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//
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// Written by Eryk Vershen
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//
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/*
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* Copyright 1996,1997,1998 by Apple Computer, Inc.
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* All Rights Reserved
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*
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* Permission to use, copy, modify, and distribute this software and
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* its documentation for any purpose and without fee is hereby granted,
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* provided that the above copyright notice appears in all copies and
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* that both the copyright notice and this permission notice appear in
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* supporting documentation.
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*
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* APPLE COMPUTER DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE.
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*
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* IN NO EVENT SHALL APPLE COMPUTER BE LIABLE FOR ANY SPECIAL, INDIRECT, OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT,
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* NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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// for *printf()
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#include <stdio.h>
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#include <errno.h>
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// for exit()
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#ifndef __linux__
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#include <stdlib.h>
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#endif
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// for strrchr
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#include <string.h>
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// for va_start(), etc.
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#include <stdarg.h>
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#include "errors.h"
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//
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// Defines
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//
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//
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// Types
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//
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//
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// Global Constants
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//
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//
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// Global Variables
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//
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char *program_name;
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#ifdef NeXT
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extern int errno;
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extern int sys_nerr;
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extern const char * const sys_errlist[];
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#endif
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//
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// Forward declarations
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//
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//
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// Routines
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//
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void
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init_program_name(char **argv)
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{
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#if defined(__linux__) || defined(__unix__)
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if ((program_name = strrchr(argv[0], '/')) != (char *)NULL) {
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program_name++;
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} else {
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program_name = argv[0];
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}
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#else
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program_name = "pdisk";
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#endif
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}
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void
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do_help()
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{
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printf("\t%s [-h|--help]\n", program_name);
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printf("\t%s [-v|--version]\n", program_name);
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#ifdef __linux__
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printf("\t%s [-l|--list [name]] [...]\n", program_name);
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#else
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printf("\t%s [-l|--list] name [...]\n", program_name);
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#endif
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printf("\t%s [-r|--readonly] name ...\n", program_name);
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printf("\t%s [-i|--interactive]\n", program_name);
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printf("\t%s name [...]\n", program_name);
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/*
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{"debug", no_argument, 0, 'd'},
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{"abbr", no_argument, 0, 'a'},
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{"fs", no_argument, 0, 'f'},
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{"logical", no_argument, 0, kLogicalOption},
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{"compute_size", no_argument, 0, 'c'},
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*/
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}
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void
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usage(const char *kind)
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{
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error(-1, "bad usage - %s\n", kind);
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hflag = 1;
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}
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//
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// Print a message on standard error and exit with value.
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// Values in the range of system error numbers will add
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// the perror(3) message.
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//
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void
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fatal(int value, const char *fmt, ...)
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{
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va_list ap;
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fprintf(stderr, "%s: ", program_name);
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va_start(ap, fmt);
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vfprintf(stderr, fmt, ap);
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va_end(ap);
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#if defined(__linux__) || defined(NeXT) || defined(__unix__)
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if (value > 0 && value < sys_nerr) {
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fprintf(stderr, " (%s)\n", sys_errlist[value]);
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} else {
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fprintf(stderr, "\n");
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}
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#else
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fprintf(stderr, "\n");
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printf("Processing stopped: Choose 'Quit' from the file menu to quit.\n\n");
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#endif
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exit(value);
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}
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//
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// Print a message on standard error.
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// Values in the range of system error numbers will add
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// the perror(3) message.
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//
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void
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error(int value, const char *fmt, ...)
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{
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va_list ap;
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fprintf(stderr, "%s: ", program_name);
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va_start(ap, fmt);
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vfprintf(stderr, fmt, ap);
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va_end(ap);
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#if defined(__linux__) || defined(NeXT) || defined(__unix__)
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if (value > 0 && value < sys_nerr) {
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fprintf(stderr, " (%s)\n", sys_errlist[value]);
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} else {
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fprintf(stderr, "\n");
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}
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#else
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fprintf(stderr, "\n");
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#endif
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}
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