root/lm-sensors/tags/V3-0-1/lib/error.c

/*
    error.c - Part of libsensors, a Linux library for reading sensor data.
    Copyright (c) 1998, 1999  Frodo Looijaard <frodol@dds.nl>
    Copyright (C) 2007        Jean Delvare <khali@linux-fr.org>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include <stdlib.h>
#include <stdio.h>
#include "error.h"
#include "general.h"

static void sensors_default_parse_error(const char *err, int lineno);
static void sensors_default_fatal_error(const char *proc, const char *err);

void (*sensors_parse_error) (const char *err, int lineno) =
                                                sensors_default_parse_error;
void (*sensors_fatal_error) (const char *proc, const char *err) =
                                                sensors_default_fatal_error;

static const char *errorlist[] = {
        /* Invalid error code    */ NULL,
        /* SENSORS_ERR_WILDCARDS */ "Wildcard found in chip name",
        /* SENSORS_ERR_NO_ENTRY  */ "No such subfeature known",
        /* SENSORS_ERR_ACCESS_R  */ "Can't read",
        /* SENSORS_ERR_KERNEL    */ "Kernel interface error",
        /* SENSORS_ERR_DIV_ZERO  */ "Divide by zero",
        /* SENSORS_ERR_CHIP_NAME */ "Can't parse chip name",
        /* SENSORS_ERR_BUS_NAME  */ "Can't parse bus name",
        /* SENSORS_ERR_PARSE     */ "General parse error",
        /* SENSORS_ERR_ACCESS_W  */ "Can't write",
        /* SENSORS_ERR_IO        */ "I/O error",
};

const char *sensors_strerror(int errnum)
{
        if (errnum < 0)
                errnum = -errnum;
        if (errnum >= ARRAY_SIZE(errorlist))
                errnum = 0;
        return errorlist[errnum];
}

void sensors_default_parse_error(const char *err, int lineno)
{
        fprintf(stderr, "Error: Line %d: %s\n", lineno, err);
}

void sensors_default_fatal_error(const char *proc, const char *err)
{
        fprintf(stderr, "Fatal error in `%s': %s\n", proc, err);
        exit(1);
}