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