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[unix-history] / usr / src / usr.sbin / sendmail / mailstats / mailstats.c

# include "sendmail.h"

static char     SccsId[] =      "@(#)mailstats.c        3.2     %G%";

/*
**  MAILSTATS -- print mail statistics.
**
**      Flags:
**              -Ffile          Name of statistics file.
**
**      Exit Status:
**              zero.
*/

main(argc, argv)
       char  **argv;
{
       register int fd;
       struct statistics stat;
       char *sfile = "/usr/eric/mailstats";
       register int i;
       extern char *ctime();

       fd = open(sfile, 0);
       if (fd < 0)
       {
               perror(sfile);
               exit(EX_NOINPUT);
       }
       if (read(fd, &stat, sizeof stat) != sizeof stat ||
           stat.stat_size != sizeof stat)
       {
               sprintf(stderr, "File size change\n");
               exit(EX_OSERR);
       }

       printf("Statistics from %s", ctime(&stat.stat_itime));
       printf(" M msgsfr bytes_from  msgsto   bytes_to\n");
       for (i = 0; i < MAXMAILERS; i++)
       {
               if (stat.stat_nf[i] == 0 && stat.stat_nt[i] == 0)
                       continue;
               printf("%2d ", i);
               printf("%6d %10dK ", stat.stat_nf[i], stat.stat_bf[i]);
               printf("%6d %10dK\n", stat.stat_nt[i], stat.stat_bt[i]);
       }
}