usr/src/usr.bin/tip/log.c

/*
 * Copyright (c) 1983 The Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef lint
static char sccsid[] = "@(#)log.c       5.3 (Berkeley) %G%";
#endif /* not lint */

#include "tip.h"

#ifdef ACULOG
static  FILE *flog = NULL;

/*
 * Log file maintenance routines
 */

logent(group, num, acu, message)
        char *group, *num, *acu, *message;
{
        char *user, *timestamp;
        struct passwd *pwd;
        long t;

        if (flog == NULL)
                return;
        if (flock(fileno(flog), LOCK_EX) < 0) {
                perror("tip: flock");
                return;
        }
        if ((user = getlogin()) == NOSTR)
                if ((pwd = getpwuid(getuid())) == NOPWD)
                        user = "???";
                else
                        user = pwd->pw_name;
        t = time(0);
        timestamp = ctime(&t);
        timestamp[24] = '\0';
        fprintf(flog, "%s (%s) <%s, %s, %s> %s\n",
                user, timestamp, group,
#ifdef PRISTINE
                "",
#else
                num,
#endif
                acu, message);
        (void) fflush(flog);
        (void) flock(fileno(flog), LOCK_UN);
}

loginit()
{
        flog = fopen(value(LOG), "a");
        if (flog == NULL)
                fprintf(stderr, "can't open log file %s.\r\n", value(LOG));
}
#endif