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/*
* msyslog - either send a message to the terminal or print it on
* the standard output.
*
* Converted to use varargs, much better ... jks
*/
#include <stdio.h>
#include <errno.h>
/* alternative, as Solaris 2.x defines __STDC__ as 0 in a largely standard
conforming environment
#if __STDC__ || (defined(SOLARIS) && defined(__STDC__))
*/
#ifdef __STDC__
#include <stdarg.h>
#else
#include <varargs.h>
#endif
#include "ntp_types.h"
#include "ntp_string.h"
#include "ntp_syslog.h"
#include "ntp_stdlib.h"
#undef syslog
int syslogit = 1;
FILE *syslog_file = NULL;
extern int errno;
extern char *progname;
#if defined(__STDC__)
void msyslog(int level, char *fmt, ...)
#else
/*VARARGS*/
void msyslog(va_alist)
va_dcl
#endif
{
#ifndef __STDC__
int level;
char *fmt;
#endif
va_list ap;
char buf[1025], nfmt[256], xerr[50];
const char *err;
register int c, l;
register char *n, *f, *prog;
#ifndef SYS_44BSD
extern int sys_nerr;
extern char *sys_errlist[];
#endif
int olderrno;
#ifdef __STDC__
va_start(ap, fmt);
#else
va_start(ap);
level = va_arg(ap, int);
fmt = va_arg(ap, char *);
#endif
olderrno = errno;
n = nfmt;
f = fmt;
while ((c = *f++) != '\0' && c != '\n' && n < &nfmt[252]) {
if (c != '%') {
*n++ = c;
continue;
}
if ((c = *f++) != 'm') {
*n++ = '%';
*n++ = c;
continue;
}
if ((unsigned)olderrno > sys_nerr)
sprintf((char *)(err = xerr), "error %d", olderrno);
else
err = sys_errlist[olderrno];
if (n + (l = strlen(err)) < &nfmt[254]) {
strcpy(n, err);
n += strlen(err);
}
}
if (!syslogit)
*n++ = '\n';
*n = '\0';
vsprintf(buf, nfmt, ap);
if (syslogit)
syslog(level, buf);
else {
extern char * humanlogtime P((void));
FILE *out_file = syslog_file ? syslog_file
: level <= LOG_ERR ? stderr : stdout;
/* syslog() provides the timestamp, so if we're not using
syslog, we must provide it. */
prog = strrchr(progname, '/');
if (prog == NULL)
prog = progname;
else
prog++;
(void) fprintf(out_file, "%s ", humanlogtime ());
(void) fprintf(out_file, "%s: %s", prog, buf);
fflush (out_file);
}
va_end(ap);
}
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