80d8899459
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@4200 ec53bebd-3082-4978-b11e-865c3cabbd6b
138 lines
3.5 KiB
C
138 lines
3.5 KiB
C
/*
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* Copyright (c) 1997 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Kungliga Tekniska
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* Högskolan and its contributors.
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*
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* 4. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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RCSID("$Id$");
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "com_err.h"
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static struct error_table *et_list;
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const char *
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error_message (long code)
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{
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static char msg[128];
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const char *p = com_right(et_list, code);
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if(p){
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strncpy(msg, p, sizeof(msg));
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msg[sizeof(msg)-1] = '\0';
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} else{
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snprintf(msg, sizeof(msg), "Unknown error %d", code);
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}
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return msg;
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}
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int
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init_error_table(const char **msgs, long base, int count)
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{
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initialize_error_table_r(&et_list, msgs, count, base);
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return 0;
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}
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static void
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default_proc (const char *whoami, long code, const char *fmt, va_list args)
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{
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char f[sizeof("%s: %s %s\r\n")] = "";
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char *x;
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const void *arg[3], **ap = arg;
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if(whoami) {
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strcat(f, "%s: ");
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*ap++ = whoami;
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}
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if(code) {
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strcat(f, "%s ");
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*ap++ = error_message(code);
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}
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if(fmt) {
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strcat(f, "%s");
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*ap++ = fmt;
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}
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strcat(f, "\r\n");
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asprintf(&x, f, arg[0], arg[1], arg[2]);
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vfprintf(stderr, x, args);
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free(x);
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fflush(stderr);
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}
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static errf com_err_hook = default_proc;
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void
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com_err_va (const char *whoami,
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long code,
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const char *fmt,
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va_list args)
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{
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(*com_err_hook) (whoami, code, fmt, args);
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}
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void
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com_err (const char *whoami,
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long code,
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const char *fmt,
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...)
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{
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va_list ap;
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va_start(ap, fmt);
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com_err_va (whoami, code, fmt, ap);
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va_end(ap);
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}
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errf
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set_com_err_hook (errf new)
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{
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errf old = com_err_hook;
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if (new)
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com_err_hook = new;
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else
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com_err_hook = default_proc;
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return old;
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}
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errf
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reset_com_err_hook (void)
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{
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return set_com_err_hook(NULL);
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}
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