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