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/* grep-dctrl - grep Debian control files
Copyright (C) 1999 Antti-Juhani Kaijanaho
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; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
The author can be reached via mail at (ISO 8859-1 charset for the city)
Antti-Juhani Kaijanaho
Helvintie 2 e as 9
FIN-40500 JYVSKYL
FINLAND
EUROPE
and via electronic mail from
gaia@iki.fi
If you have a choice, use the email address; it is more likely to
stay current.
*/
#ifndef MSG_H__
#define MSG_H__
#include <stdio.h>
#include <stdlib.h>
#include "i18n.h"
/* log levels */
#define L_FATAL 3
#define L_IMPORTANT 2
#define L_INFORMATIONAL 1
#define L_DEBUG 0
#define PROGNAME_MAXLEN 64
#ifdef MSG_C__
int loglevel = L_IMPORTANT;
char progname [PROGNAME_MAXLEN];
#endif
inline static void
line_message (int severity, const char * s, const char * fname, int line)
{
#ifndef MSG_C__
extern int loglevel;
#endif
#if defined(TEST_NODEBUG)
if (severity == L_DEBUG)
{
line_message (L_INFORMATIONAL, _("Got a L_DEBUG while TEST_NODEBUG "
"is defined"), 0, 0);
message (L_FATAL, _("I'm broken - please report this "
"to <gaia@iki.fi>"), 0, 0);
abort ();
}
#endif
if (severity >= loglevel)
{
#ifndef MSG_C__
extern const char progname [PROGNAME_MAXLEN];
#endif
if (fname == 0)
fprintf (stderr, "%s: %s.\n", progname, s);
else
if (line > 0)
fprintf (stderr, "%s: %s: %i: %s.\n", progname, fname, line, s);
else
fprintf (stderr, "%s: %s: %s.\n", progname, fname, s);
}
}
inline static void
message (int severity, const char * s, const char * fname)
{
line_message (severity, s, fname, 0);
}
#ifndef MSG_C__
#undef PROGNAME_MAXLEN
#endif
inline static void
debug_message (const char * s, const char * fname)
{
#if !defined(NDEBUG) && !defined(TEST_NODEBUG)
message (L_DEBUG, s, fname);
#endif
}
#define enomem_msg _("cannot find enough memory")
inline static void
enomem (const char * fname)
{
message (L_IMPORTANT, enomem_msg, fname);
}
inline static void
fatal_enomem (const char * fname)
{
message (L_FATAL, enomem_msg, fname);
exit (EXIT_FAILURE);
}
#undef enomem_msg
/* Given a string that represents a log level, return the number that
repsesents that loglevel. A negative return value means that the
string is not a valid log level. */
int
str2loglevel (const char * s);
/* Set current log level to ll. */
void
set_loglevel (int ll);
/* Set program name to pn. */
void
msg_set_progname (const char * pn);
#endif /* MSG_H__ */
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