diplodocus.org Git - nmh/blob - uip/rmm.c

   1 /* rmm.c -- remove a message(s)
   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/smatch.h"
  12 #include "sbr/m_convert.h"
  13 #include "sbr/getfolder.h"
  14 #include "sbr/folder_read.h"
  15 #include "sbr/folder_free.h"
  16 #include "sbr/folder_delmsgs.h"
  17 #include "sbr/context_replace.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 RMM_SWITCHES \
  29     X("unlink", 0, UNLINKSW) \
  30     X("nounlink", 0, NUNLINKSW) \
  31     X("rmmproc program", 0, RPROCSW) \
  32     X("normmproc", 0, NRPRCSW) \
  33     X("version", 0, VERSIONSW) \
  34     X("help", 0, HELPSW) \
  35
  36 #define X(sw, minchars, id) id,
  37 DEFINE_SWITCH_ENUM(RMM);
  38 #undef X
  39
  40 #define X(sw, minchars, id) { sw, minchars, id },
  41 DEFINE_SWITCH_ARRAY(RMM, switches);
  42 #undef X
  43
  44
  45 int
  46 main (int argc, char **argv)
  47 {
  48     int msgnum;
  49     bool unlink_msgs = false;
  50     char *cp, *maildir, *folder = NULL;
  51     char buf[BUFSIZ], **argp;
  52     char **arguments;
  53     struct msgs_array msgs = { 0, 0, NULL };
  54     struct msgs *mp;
  55
  56     if (nmh_init(argv[0], true, true)) { return 1; }
  57
  58     arguments = getarguments (invo_name, argc, argv, 1);
  59     argp = arguments;
  60
  61     /* parse arguments */
  62     while ((cp = *argp++)) {
  63         if (*cp == '-') {
  64             switch (smatch (++cp, switches)) {
  65             case AMBIGSW:
  66                 ambigsw (cp, switches);
  67                 done (1);
  68             case UNKWNSW:
  69                 die("-%s unknown\n", cp);
  70
  71             case HELPSW:
  72                 snprintf (buf, sizeof(buf), "%s [+folder] [msgs] [switches]",
  73                           invo_name);
  74                 print_help (buf, switches, 1);
  75                 done (0);
  76             case VERSIONSW:
  77                 print_version(invo_name);
  78                 done (0);
  79
  80             case UNLINKSW:
  81                 unlink_msgs = true;
  82                 continue;
  83             case NUNLINKSW:
  84                 unlink_msgs = false;
  85                 continue;
  86
  87             case RPROCSW:
  88                 if (!(rmmproc = *argp++) || *rmmproc == '-')
  89                     die("missing argument to %s", argp[-2]);
  90                 continue;
  91             case NRPRCSW:
  92                 rmmproc = NULL;
  93                 continue;
  94             }
  95         }
  96         if (*cp == '+' || *cp == '@') {
  97             if (folder)
  98                 die("only one folder at a time!");
  99             folder = pluspath (cp);
 100         } else
 101             app_msgarg(&msgs, cp);
 102     }
 103
 104     if (!context_find ("path"))
 105         free (path ("./", TFOLDER));
 106     if (!msgs.size)
 107         app_msgarg(&msgs, "cur");
 108     if (!folder)
 109         folder = getfolder (1);
 110     maildir = m_maildir (folder);
 111
 112     if (chdir (maildir) == NOTOK)
 113         adios (maildir, "unable to change directory to");
 114
 115     /* read folder and create message structure */
 116     if (!(mp = folder_read (folder, 1)))
 117         die("unable to read folder %s", folder);
 118
 119     /* check for empty folder */
 120     if (mp->nummsg == 0)
 121         die("no messages in %s", folder);
 122
 123     /* parse all the message ranges/sequences and set SELECTED */
 124     for (msgnum = 0; msgnum < msgs.size; msgnum++)
 125         if (!m_convert (mp, msgs.msgs[msgnum]))
 126             done (1);
 127     seq_setprev (mp);           /* set the previous-sequence      */
 128
 129     /*
 130      * As part of the new world locking order, folder_delmsgs() now updates
 131      * the sequence and context for us.  But since folder_delmsgs() doesn't
 132      * have access to the folder name, change the context now.
 133      */
 134
 135     context_replace (pfolder, folder);
 136
 137     /* "remove" the SELECTED messages */
 138     folder_delmsgs (mp, unlink_msgs, 0);
 139
 140     folder_free (mp);                   /* free folder structure   */
 141     done (0);
 142     return 1;
 143 }