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/*
* report() - calls syslog
*/
#ifdef __STDC__
#include <stdarg.h>
#else
#include <varargs.h>
#endif
#include <stdio.h>
#include <syslog.h>
#include <string.h>
#include <errno.h>
#include "report.h"
#ifndef LOG_NDELAY
#define LOG_NDELAY 0
#endif
#ifndef LOG_DAEMON
#define LOG_DAEMON 0
#endif
#ifndef LOG_BOOTP
#define LOG_BOOTP LOG_DAEMON
#endif
extern int debug;
extern char *progname;
/*
* This is initialized so you get stderr until you call
* report_init()
*/
static int stderr_only = 1;
void
report_init(nolog)
int nolog;
{
stderr_only = nolog;
#ifdef SYSLOG
if (!stderr_only) {
openlog(progname, LOG_PID | LOG_NDELAY, LOG_BOOTP);
}
#endif
}
/*
* This routine reports errors and such via stderr and syslog() if
* appopriate. It just helps avoid a lot of "#ifdef SYSLOG" constructs
* from being scattered throughout the code.
*
* The syntax is identical to syslog(3), but %m is not considered special
* for output to stderr (i.e. you'll see "%m" in the output. . .). Also,
* control strings should normally end with \n since newlines aren't
* automatically generated for stderr output (whereas syslog strips out all
* newlines and adds its own at the end).
*/
static char *levelnames[] = {
#ifdef LOG_SALERT
"level(0): ",
"alert(1): ",
"alert(2): ",
"emerg(3): ",
"error(4): ",
"crit(5): ",
"warn(6): ",
"note(7): ",
"info(8): ",
"debug(9): ",
"level(?): "
#else
"emerg(0): ",
"alert(1): ",
"crit(2): ",
"error(3): ",
"warn(4): ",
"note(5): ",
"info(6): ",
"debug(7): ",
"level(?): "
#endif
};
static int numlevels = sizeof(levelnames) / sizeof(levelnames[0]);
/*
* Print a log message using syslog(3) and/or stderr.
* The message passed in should not include a newline.
*/
#ifdef __STDC__
void
report(int priority, char *fmt,...)
#else
/*VARARGS2*/
void
report(priority, fmt, va_alist)
int priority;
char *fmt;
va_dcl
#endif
{
va_list ap;
static char buf[256];
if ((priority < 0) || (priority >= numlevels)) {
priority = numlevels - 1;
}
#ifdef __STDC__
va_start(ap, fmt);
#else
va_start(ap);
#endif
vsnprintf(buf, sizeof(buf), fmt, ap);
va_end(ap);
/*
* Print the message
*/
if (stderr_only || (debug > 2)) {
fprintf(stderr, "%s: %s %s\n",
progname, levelnames[priority], buf);
}
#ifdef SYSLOG
if (!stderr_only)
syslog((priority | LOG_BOOTP), "%s", buf);
#endif
}
/*
* Return pointer to static string which gives full filesystem error message.
*/
char *
get_errmsg()
{
return strerror(errno);
}
/*
* Local Variables:
* tab-width: 4
* c-indent-level: 4
* c-argdecl-indent: 4
* c-continued-statement-offset: 4
* c-continued-brace-offset: -4
* c-label-offset: -4
* c-brace-offset: 0
* End:
*/
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