NetBSD/usr.sbin/sup/source/log.c

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/*
* Copyright (c) 1992 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software_Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*/
/*
* Logging support for SUP
**********************************************************************
* HISTORY
* $Log: log.c,v $
* Revision 1.2 1996/12/23 19:42:06 christos
* - add missing prototypes.
* - fix function call inconsistencies
* - fix int <-> long and pointer conversions
* It should run now on 64 bit machines...
*
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* Revision 1.1.1.1 1993/05/21 14:52:17 cgd
* initial import of CMU's SUP to NetBSD
*
* Revision 1.5 92/08/11 12:03:43 mrt
* Brad's delinting and variable argument list usage
* changes. Added copyright.
*
* Revision 1.3 89/08/15 15:30:37 bww
* Updated to use v*printf() in place of _doprnt().
* From "[89/04/19 mja]" at CMU.
* [89/08/15 bww]
*
* 27-Dec-87 Glenn Marcy (gm0w) at Carnegie-Mellon University
* Added check to allow logopen() to be called multiple times.
*
* 20-May-87 Glenn Marcy (gm0w) at Carnegie-Mellon University
* Created.
*
**********************************************************************
*/
#include <stdio.h>
#include <sys/syslog.h>
#include <c.h>
#include "supcdefs.h"
#include "supextern.h"
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static int opened = 0;
void
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logopen(program)
char *program;
{
if (opened) return;
openlog(program,LOG_PID,LOG_DAEMON);
opened++;
}
void
#ifdef __STDC__
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logquit(int retval,char *fmt,...)
#else
/*VARARGS*//*ARGSUSED*/
logquit(va_alist)
va_dcl
#endif
{
char buf[STRINGLENGTH];
va_list ap;
#ifdef __STDC__
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va_start(ap,fmt);
#else
int retval;
char *fmt;
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va_start(ap);
retval = va_arg(ap,int);
fmt = va_arg(ap,char *);
#endif
vsnprintf(buf, sizeof(buf), fmt, ap);
va_end(ap);
if (opened) {
syslog (LOG_ERR,buf);
closelog ();
exit (retval);
}
quit (retval,"SUP: %s\n", buf);
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}
void
#ifdef __STDC__
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logerr(char *fmt,...)
#else
/*VARARGS*//*ARGSUSED*/
logerr(va_alist)
va_dcl
#endif
{
char buf[STRINGLENGTH];
va_list ap;
#ifdef __STDC__
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va_start(ap,fmt);
#else
char *fmt;
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va_start(ap);
fmt = va_arg(ap,char *);
#endif
vsnprintf(buf, sizeof(buf), fmt, ap);
va_end(ap);
if (opened) {
syslog (LOG_ERR,buf);
return;
}
fprintf (stderr,"SUP: %s\n",buf);
(void) fflush (stderr);
}
void
#ifdef __STDC__
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loginfo(char *fmt,...)
#else
/*VARARGS*//*ARGSUSED*/
loginfo(va_alist)
va_dcl
#endif
{
char buf[STRINGLENGTH];
va_list ap;
#ifdef __STDC__
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va_start(ap,fmt);
#else
char *fmt;
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va_start(ap);
fmt = va_arg(ap,char *);
#endif
vsnprintf(buf, sizeof(buf), fmt, ap);
va_end(ap);
if (opened) {
syslog (LOG_INFO,buf);
return;
}
printf ("%s\n",buf);
(void) fflush (stdout);
}