diplodocus.org Git - nmh/blob - uip/mhpath.c

   1 /* mhpath.c -- print full pathnames of nmh messages and folders
   2  *
   3  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   4  * COPYRIGHT file in the root directory of the nmh distribution for
   5  * complete copyright information.
   6  */
   7
   8 #include "h/mh.h"
   9 #include "sbr/path.h"
  10 #include "sbr/print_version.h"
  11 #include "sbr/print_help.h"
  12 #include "sbr/error.h"
  13 #include "h/done.h"
  14 #include "h/utils.h"
  15 #include "sbr/m_maildir.h"
  16
  17 #define MHPATH_SWITCHES \
  18     X("version", 0, VERSIONSW) \
  19     X("help", 0, HELPSW) \
  20
  21 #define X(sw, minchars, id) id,
  22 DEFINE_SWITCH_ENUM(MHPATH);
  23 #undef X
  24
  25 #define X(sw, minchars, id) { sw, minchars, id },
  26 DEFINE_SWITCH_ARRAY(MHPATH, switches);
  27 #undef X
  28
  29 int
  30 main(int argc, char **argv)
  31 {
  32     int i;
  33     char *cp, *maildir, *folder = NULL;
  34     char **argp;
  35     char **arguments, buf[BUFSIZ];
  36     struct msgs_array msgs = { 0, 0, NULL };
  37     struct msgs *mp;
  38
  39     if (nmh_init(argv[0], true, false)) { return 1; }
  40
  41     arguments = getarguments (invo_name, argc, argv, 1);
  42     argp = arguments;
  43
  44     /*
  45      * Parse arguments
  46      */
  47     while ((cp = *argp++)) {
  48         if (*cp == '-') {
  49             switch (smatch (++cp, switches)) {
  50                 case AMBIGSW:
  51                     ambigsw (cp, switches);
  52                     done (1);
  53                 case UNKWNSW:
  54                     die("-%s unknown", cp);
  55
  56                 case HELPSW:
  57                     snprintf (buf, sizeof(buf), "%s [+folder] [msgs] [switches]",
  58                         invo_name);
  59                     print_help (buf, switches, 1);
  60                     done (0);
  61                 case VERSIONSW:
  62                     print_version(invo_name);
  63                     done (0);
  64             }
  65         }
  66         if (*cp == '+' || *cp == '@') {
  67             if (folder)
  68                 die("only one folder at a time!");
  69             folder = pluspath (cp);
  70         } else
  71                 app_msgarg(&msgs, cp);
  72     }
  73
  74     if (!context_find ("path"))
  75         free (path ("./", TFOLDER));
  76
  77     if (!folder)
  78         folder = getfolder (1);
  79     maildir = m_maildir (folder);
  80
  81     /* If no messages are given, print folder pathname */
  82     if (!msgs.size) {
  83         puts(maildir);
  84         done (0);
  85     }
  86
  87     if (chdir (maildir) == NOTOK)
  88         adios (maildir, "unable to change directory to");
  89
  90     /* read folder and create message structure */
  91     if (!(mp = folder_read (folder, 1)))
  92         die("unable to read folder %s", folder);
  93
  94     /*
  95      * We need to make sure there is message status space
  96      * for all the message numbers from 1 to "new" since
  97      * mhpath can select empty slots.  If we are adding
  98      * space at the end, we go ahead and add 10 slots.
  99      */
 100     if (mp->hghmsg >= mp->hghoff) {
 101         if (!(mp = folder_realloc (mp, 1, mp->hghmsg + 10)))
 102             die("unable to allocate folder storage");
 103     } else if (mp->lowoff > 1) {
 104         if (!(mp = folder_realloc (mp, 1, mp->hghoff)))
 105             die("unable to allocate folder storage");
 106     }
 107
 108     mp->msgflags |= ALLOW_NEW;  /* allow the "new" sequence */
 109
 110     /* parse all the message ranges/sequences and set SELECTED */
 111     for (i = 0; i < msgs.size; i++)
 112         if (!m_convert (mp, msgs.msgs[i]))
 113             done (1);
 114
 115     seq_setprev (mp);   /* set the previous-sequence */
 116
 117     /* print the path of all selected messages */
 118     for (i = mp->lowsel; i <= mp->hghsel; i++)
 119         if (is_selected (mp, i))
 120             printf ("%s/%s\n", mp->foldpath, m_name (i));
 121
 122     seq_save (mp);      /* synchronize message sequences */
 123     context_save ();    /* save the context file         */
 124     folder_free (mp);   /* free folder/message structure */
 125     done (0);
 126     return 1;
 127 }