diag.c
3.45 KB
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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/diag.h>
#include <mailutils/nls.h>
#include <mailutils/errno.h>
const char *mu_program_name;
mu_debug_t mu_diag_debug;
void
mu_set_program_name (const char *name)
{
const char *progname;
if (!name)
progname = name;
else
{
progname = strrchr (name, '/');
if (progname)
progname++;
else
progname = name;
if (strlen (progname) > 3 && memcmp (progname, "lt-", 3) == 0)
progname += 3;
}
mu_program_name = progname;
}
void
mu_diag_init ()
{
if (!mu_diag_debug)
{
int rc = mu_debug_create (&mu_diag_debug, NULL);
if (rc)
{
fprintf (stderr,
_("cannot initialize debug object for diagnostics: %s\n"),
mu_strerror (rc));
/* That's a fatal error */
abort ();
}
mu_debug_set_print (mu_diag_debug, mu_diag_stderr_printer, NULL);
}
}
void
mu_diag_get_debug (mu_debug_t *pdebug)
{
mu_diag_init ();
*pdebug = mu_diag_debug;
}
void
mu_diag_set_debug (mu_debug_t debug)
{
if (mu_diag_debug)
mu_debug_destroy (&mu_diag_debug, NULL);
mu_diag_debug = debug;
}
void
mu_diag_vprintf (int level, const char *fmt, va_list ap)
{
mu_diag_init ();
mu_debug_vprintf (mu_diag_debug, level, fmt, ap);
}
void
mu_diag_printf (int level, const char *fmt, ...)
{
va_list ap;
va_start (ap, fmt);
mu_diag_vprintf (level, fmt, ap);
va_end (ap);
}
void
mu_diag_voutput (int level, const char *fmt, va_list ap)
{
mu_diag_init ();
mu_debug_vprintf (mu_diag_debug, level, fmt, ap);
mu_debug_printf (mu_diag_debug, level, "\n");
}
void
mu_diag_output (int level, const char *fmt, ...)
{
va_list ap;
va_start (ap, fmt);
mu_diag_voutput (level, fmt, ap);
va_end (ap);
}
const char *
mu_diag_level_to_string (int level)
{
switch (level)
{
case MU_DIAG_EMERG:
return _("Emergency");
case MU_DIAG_ALERT:
return _("Alert");
case MU_DIAG_CRIT:
return _("Critical");
case MU_DIAG_ERROR:
return _("Error");
case MU_DIAG_WARNING:
return _("Warning");
case MU_DIAG_NOTICE:
return _("Notice");
case MU_DIAG_INFO:
return _("Info");
case MU_DIAG_DEBUG:
return _("Debug");
}
return _("Unknown");
}
int
mu_diag_stderr_printer (void *data, size_t level, const char *buf)
{
if (mu_program_name)
fprintf (stderr, "%s: ", mu_program_name);
if (level != MU_DIAG_ERROR)
fprintf (stderr, "%s: ", mu_diag_level_to_string (level));
fputs (buf, stderr);
return 0;
}