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lo_main.c revision 1.1.1.1 
      1 /*
      2  * Copyright (c) 1983 Regents of the University of California.
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  * 3. All advertising materials mentioning features or use of this software
     14  *    must display the following acknowledgement:
     15  *	This product includes software developed by the University of
     16  *	California, Berkeley and its contributors.
     17  * 4. Neither the name of the University nor the names of its contributors
     18  *    may be used to endorse or promote products derived from this software
     19  *    without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  */
     33 
     34 #ifndef lint
     35 static char sccsid[] = "@(#)lo_main.c	5.7 (Berkeley) 2/28/91";
     36 #endif /* not lint */
     37 
     38 /*
     39  * Print out the top ten SAILors
     40  *
     41  * -l force a long listing (print out real usernames)
     42  */
     43 #include <sys/types.h>
     44 #include <pwd.h>
     45 #include "externs.h"
     46 #include "pathnames.h"
     47 
     48 char *title[] = {
     49 	"Admiral", "Commodore", "Captain", "Captain",
     50 	"Captain", "Captain", "Captain", "Commander",
     51 	"Commander", "Lieutenant"
     52 };
     53 
     54 lo_main()
     55 {
     56 	FILE *fp;
     57 	char sbuf[32];
     58 	int n = 0, people;
     59 	struct passwd *pass;
     60 	struct logs log;
     61 	struct ship *ship;
     62 
     63 	if ((fp = fopen(_PATH_LOGFILE, "r")) == 0) {
     64 		perror(_PATH_LOGFILE);
     65 		exit(1);
     66 	}
     67 	switch (fread((char *)&people, sizeof people, 1, fp)) {
     68 	case 0:
     69 		printf("Nobody has sailed yet.\n");
     70 		exit(0);
     71 	case 1:
     72 		break;
     73 	default:
     74 		perror(_PATH_LOGFILE);
     75 		exit(1);
     76 	}
     77 	while (fread((char *)&log, sizeof log, 1, fp) == 1 &&
     78 	       log.l_name[0] != '\0') {
     79 		if (longfmt && (pass = getpwuid(log.l_uid)) != NULL)
     80 			(void) sprintf(sbuf, "%10.10s (%s)",
     81 				log.l_name, pass->pw_name);
     82 		else
     83 			(void) sprintf(sbuf, "%20.20s", log.l_name);
     84 		ship = &scene[log.l_gamenum].ship[log.l_shipnum];
     85 		printf("%-10s %21s of the %15s %3d points, %5.2f equiv\n",
     86 			title[n++], sbuf, ship->shipname, log.l_netpoints,
     87 			(float) log.l_netpoints / ship->specs->pts);
     88 	}
     89 	printf("\n%d people have played.\n", people);
     90 	return 0;
     91 }
     92