diplodocus.org Git - nmh/blob - docs/historical/mh-6.8.5/support/bboards/bbtar.c

   1 /* bbtar.c - generate the names of archive files to be put to tape */
   2 #ifndef lint
   3 static char ident[] = "@(#)$Id: bbtar.c,v 1.6 1992/12/15 00:20:22 jromine Exp $";
   4 #endif  /* lint */
   5
   6 /* Usage:
   7
   8         % cd ~bboards/archive           # followed by one of:
   9
  10         % tar cv `bbtar private`        # to save private BBoard archives
  11         % tar cv `bbtar public`         # to save public BBoard archives
  12         % tar cv `bbtar`                # to save all BBoard archives
  13
  14  */
  15
  16
  17 #include <pwd.h>
  18 #include <stdio.h>
  19 #include <sys/types.h>
  20 #include <sys/stat.h>
  21 #include "../zotnet/bboards.h"
  22
  23
  24 #define NOTOK   (-1)
  25
  26
  27 static int  priv = 0;
  28
  29 static char archives[BUFSIZ];
  30
  31 static  process();
  32
  33 #ifndef __STDC__
  34 #ifdef  SYS5
  35 struct passwd  *getpwnam ();
  36 #endif
  37 #endif
  38
  39 /* \f */
  40
  41 /* ARGSUSED */
  42
  43 main (argc, argv)
  44 int     argc;
  45 char  **argv;
  46 {
  47     struct bboard  *bb;
  48     struct passwd  *pw;
  49
  50     if ((pw = getpwnam (BBOARDS)) == NULL)
  51         exit (1);
  52     (void) sprintf (archives, "%s/archive/", pw -> pw_dir);
  53
  54     if (argc > 1)
  55         priv = strcmp (argv[1], "private") == 0 ? 1
  56             : strcmp (argv[1], "public") == 0 ? -1
  57             : 0;
  58
  59     (void) setbbent (SB_STAY);
  60     while (bb = getbbent ())
  61         process (bb);
  62     (void) endbbent ();
  63
  64     exit (0);
  65 }
  66
  67 /* \f */
  68
  69 static  process (bb)
  70 struct bboard  *bb;
  71 {
  72     struct stat st;
  73
  74     if (stat (bb -> bb_archive, &st) == NOTOK)
  75         return;
  76     if (strncmp (archives, bb -> bb_archive, strlen (archives)) == 0)
  77         bb -> bb_archive += strlen (archives);
  78
  79     if (priv == 0)
  80         printf ("%s\n", bb -> bb_archive);
  81     else
  82         if ((st.st_mode & 0444) != 0444 ? (priv > 0) : (priv < 0))
  83             printf ("%s\n", bb -> bb_archive);
  84 }