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/m_name.h"
  10 #include "sbr/getarguments.h"
  11 #include "sbr/seq_setprev.h"
  12 #include "sbr/seq_save.h"
  13 #include "sbr/smatch.h"
  14 #include "sbr/m_convert.h"
  15 #include "sbr/getfolder.h"
  16 #include "sbr/folder_read.h"
  17 #include "sbr/folder_realloc.h"
  18 #include "sbr/folder_free.h"
  19 #include "sbr/context_save.h"
  20 #include "sbr/context_find.h"
  21 #include "sbr/ambigsw.h"
  22 #include "sbr/path.h"
  23 #include "sbr/print_version.h"
  24 #include "sbr/print_help.h"
  25 #include "sbr/error.h"
  26 #include "h/done.h"
  27 #include "h/utils.h"
  28 #include "sbr/m_maildir.h"
  29
  30 #define MHPATH_SWITCHES \
  31     X("version", 0, VERSIONSW) \
  32     X("help", 0, HELPSW) \
  33
  34 #define X(sw, minchars, id) id,
  35 DEFINE_SWITCH_ENUM(MHPATH);
  36 #undef X
  37
  38 #define X(sw, minchars, id) { sw, minchars, id },
  39 DEFINE_SWITCH_ARRAY(MHPATH, switches);
  40 #undef X
  41
  42 int
  43 main(int argc, char **argv)
  44 {
  45     int i;
  46     char *cp, *maildir, *folder = NULL;
  47     char **argp;
  48     char **arguments, buf[BUFSIZ];
  49     struct msgs_array msgs = { 0, 0, NULL };
  50     struct msgs *mp;
  51
  52     if (nmh_init(argv[0], true, false)) { return 1; }
  53
  54     arguments = getarguments (invo_name, argc, argv, 1);
  55     argp = arguments;
  56
  57     /*
  58      * Parse arguments
  59      */
  60     while ((cp = *argp++)) {
  61         if (*cp == '-') {
  62             switch (smatch (++cp, switches)) {
  63                 case AMBIGSW:
  64                     ambigsw (cp, switches);
  65                     done (1);
  66                 case UNKWNSW:
  67                     die("-%s unknown", cp);
  68
  69                 case HELPSW:
  70                     snprintf (buf, sizeof(buf), "%s [+folder] [msgs] [switches]",
  71                         invo_name);
  72                     print_help (buf, switches, 1);
  73                     done (0);
  74                 case VERSIONSW:
  75                     print_version(invo_name);
  76                     done (0);
  77             }
  78         }
  79         if (*cp == '+' || *cp == '@') {
  80             if (folder)
  81                 die("only one folder at a time!");
  82             folder = pluspath (cp);
  83         } else
  84                 app_msgarg(&msgs, cp);
  85     }
  86
  87     if (!context_find ("path"))
  88         free (path ("./", TFOLDER));
  89
  90     if (!folder)
  91         folder = getfolder (1);
  92     maildir = m_maildir (folder);
  93
  94     /* If no messages are given, print folder pathname */
  95     if (!msgs.size) {
  96         puts(maildir);
  97         done (0);
  98     }
  99
 100     if (chdir (maildir) == NOTOK)
 101         adios (maildir, "unable to change directory to");
 102
 103     /* read folder and create message structure */
 104     if (!(mp = folder_read (folder, 1)))
 105         die("unable to read folder %s", folder);
 106
 107     /*
 108      * We need to make sure there is message status space
 109      * for all the message numbers from 1 to "new" since
 110      * mhpath can select empty slots.  If we are adding
 111      * space at the end, we go ahead and add 10 slots.
 112      */
 113     if (mp->hghmsg >= mp->hghoff) {
 114         if (!(mp = folder_realloc (mp, 1, mp->hghmsg + 10)))
 115             die("unable to allocate folder storage");
 116     } else if (mp->lowoff > 1) {
 117         if (!(mp = folder_realloc (mp, 1, mp->hghoff)))
 118             die("unable to allocate folder storage");
 119     }
 120
 121     mp->msgflags |= ALLOW_NEW;  /* allow the "new" sequence */
 122
 123     /* parse all the message ranges/sequences and set SELECTED */
 124     for (i = 0; i < msgs.size; i++)
 125         if (!m_convert (mp, msgs.msgs[i]))
 126             done (1);
 127
 128     seq_setprev (mp);   /* set the previous-sequence */
 129
 130     /* print the path of all selected messages */
 131     for (i = mp->lowsel; i <= mp->hghsel; i++)
 132         if (is_selected (mp, i))
 133             printf ("%s/%s\n", mp->foldpath, m_name (i));
 134
 135     seq_save (mp);      /* synchronize message sequences */
 136     context_save ();    /* save the context file         */
 137     folder_free (mp);   /* free folder/message structure */
 138     done (0);
 139     return 1;
 140 }