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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999, 2000, 2001, 2005, 2007 Free Software Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library; if not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301 USA */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdlib.h>
#include <stdio.h>
#include <syslog.h>
#include <string.h>
#include <mailutils/error.h>
/* Historic shortcuts for mu_diag_ functions */
int
mu_verror (const char *fmt, va_list ap)
{
mu_diag_voutput (MU_DIAG_ERROR, fmt, ap);
return 0;
}
int
mu_error (const char *fmt, ...)
{
va_list ap;
va_start (ap, fmt);
mu_verror (fmt, ap);
va_end (ap);
return 0;
}
/* Compatibility layer */
int
mu_default_error_printer (const char *fmt, va_list ap)
{
if (mu_program_name)
fprintf (stderr, "%s: ", mu_program_name);
vfprintf (stderr, fmt, ap);
fputc ('\n', stderr);
return 0;
}
int
mu_syslog_error_printer (const char *fmt, va_list ap)
{
#ifdef HAVE_VSYSLOG
vsyslog (LOG_CRIT, fmt, ap);
#else
char buf[128];
vsnprintf (buf, sizeof buf, fmt, ap);
syslog (LOG_CRIT, "%s", buf);
#endif
return 0;
}
static void
compat_error_printer0 (mu_error_pfn_t pfn, const char *fmt, ...)
{
va_list ap;
va_start (ap, fmt);
pfn (fmt, ap);
va_end (ap);
}
static int
compat_error_printer (void *data, mu_log_level_t level, const char *buf)
{
if (!data)
mu_diag_stderr_printer (NULL, level, buf);
else
{
int len = strlen (buf);
if (len > 0 && buf[len-1] == '\n')
len--;
compat_error_printer0 (data, "%-.*s", len, buf);
}
return 0;
}
void
mu_error_set_print (mu_error_pfn_t pfn)
{
mu_debug_t debug;
mu_diag_get_debug (&debug);
mu_debug_set_print (debug, compat_error_printer, NULL);
mu_debug_set_data (debug, pfn, NULL, NULL);
#if 0
{
static int warned;
if (!warned)
{
warned = 1;
mu_diag_output ("this program uses mu_error_set_print, which is deprecated");
}
#endif
}
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