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