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