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