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/*
* log.c: handles the irc session logging functions
*
*
* Written By Michael Sandrof
*
* Copyright(c) 1990
*
* See the COPYRIGHT file, or do a HELP IRCII COPYRIGHT
*/
#ifndef lint
static char rcsid[] = "@(#)$Id: log.c,v 1.16 1996/06/19 07:19:17 mrg Exp $";
#endif /* lint */
#include "irc.h"
#include <sys/stat.h>
#include "log.h"
#include "vars.h"
#include "output.h"
#include "ircaux.h"
#if defined(POSIX)
# define fchmod(path, mode) chmod(path, mode)
#endif /* POSIX */
FILE *irclog_fp;
FILE *
do_log(flag, logfile, fp)
int flag;
char *logfile;
FILE *fp;
{
time_t t;
if (logfile == (char *) 0)
return ((FILE *) 0);
t = time(0);
if (flag)
{
if (fp)
say("Logging is already on");
else
{
#ifdef DAEMON_UID
if (getuid() == DAEMON_UID)
{
say("You are not permitted to use LOG");
/* fp = (FILE *) 0; unused */
}
else
{
#endif /* DAEMON_UID */
say("Starting logfile %s", logfile);
if ((fp = fopen(logfile, "a")) != NULL)
{
#ifndef _Windows
#ifdef NEED_FCHMOD
chmod(logfile, S_IREAD | S_IWRITE);
#else
#ifndef _IBMR2
fchmod(fileno(fp),S_IREAD | S_IWRITE);
#else
int fd = (int) fileno(fp);
fchmod((char *) &fd, S_IREAD |
S_IWRITE);
#endif /* !_IBMR2 */
#endif /* M_UNIX */
#endif _Windows
fprintf(fp, "IRC log started %.16s\n",
ctime(&t));
fflush(fp);
}
else
{
say("Couldn't open logfile %s: %s",
logfile, strerror(errno));
fp = (FILE *) 0;
}
#ifdef DAEMON_UID
}
#endif /* DAEMON_UID */
}
}
else
{
if (fp)
{
fprintf(fp, "IRC log ended %.16s\n", ctime(&t));
fflush(fp);
fclose(fp);
fp = (FILE *) 0;
say("Logfile ended");
}
}
return (fp);
}
/* logger: if flag is 0, logging is turned off, else it's turned on */
void
logger(flag)
int flag;
{
char *logfile;
if ((logfile = get_string_var(LOGFILE_VAR)) == (char *) 0)
{
say("You must set the LOGFILE variable first!");
set_int_var(LOG_VAR, 0);
return;
}
irclog_fp = do_log(flag, logfile, irclog_fp);
if ((irclog_fp == (FILE *) 0) && flag)
set_int_var(LOG_VAR, 0);
}
/*
* set_log_file: sets the log file name. If logging is on already, this
* closes the last log file and reopens it with the new name. This is called
* automatically when you SET LOGFILE.
*/
void
set_log_file(filename)
char *filename;
{
char *expanded;
if (filename)
{
if (strcmp(filename, get_string_var(LOGFILE_VAR)))
expanded = expand_twiddle(filename);
else
expanded = expand_twiddle(get_string_var(LOGFILE_VAR));
set_string_var(LOGFILE_VAR, expanded);
new_free(&expanded);
if (irclog_fp)
{
logger(0);
logger(1);
}
}
}
/*
* add_to_log: add the given line to the log file. If no log file is open
* this function does nothing.
*/
void
add_to_log(fp, line)
FILE *fp;
char *line;
{
if (fp)
{
fprintf(fp, "%s\n", line);
fflush(fp);
}
}
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