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/seq_setprev.h"
  10 #include "sbr/smatch.h"
  11 #include "sbr/m_convert.h"
  12 #include "sbr/getfolder.h"
  13 #include "sbr/folder_read.h"
  14 #include "sbr/folder_free.h"
  15 #include "sbr/folder_delmsgs.h"
  16 #include "sbr/context_replace.h"
  17 #include "sbr/context_find.h"
  18 #include "sbr/ambigsw.h"
  19 #include "sbr/path.h"
  20 #include "sbr/print_version.h"
  21 #include "sbr/print_help.h"
  22 #include "sbr/error.h"
  23 #include "h/done.h"
  24 #include "h/utils.h"
  25 #include "sbr/m_maildir.h"
  26
  27 #define RMM_SWITCHES \
  28     X("unlink", 0, UNLINKSW) \
  29     X("nounlink", 0, NUNLINKSW) \
  30     X("rmmproc program", 0, RPROCSW) \
  31     X("normmproc", 0, NRPRCSW) \
  32     X("version", 0, VERSIONSW) \
  33     X("help", 0, HELPSW) \
  34
  35 #define X(sw, minchars, id) id,
  36 DEFINE_SWITCH_ENUM(RMM);
  37 #undef X
  38
  39 #define X(sw, minchars, id) { sw, minchars, id },
  40 DEFINE_SWITCH_ARRAY(RMM, switches);
  41 #undef X
  42
  43
  44 int
  45 main (int argc, char **argv)
  46 {
  47     int msgnum;
  48     bool unlink_msgs = false;
  49     char *cp, *maildir, *folder = NULL;
  50     char buf[BUFSIZ], **argp;
  51     char **arguments;
  52     struct msgs_array msgs = { 0, 0, NULL };
  53     struct msgs *mp;
  54
  55     if (nmh_init(argv[0], true, true)) { return 1; }
  56
  57     arguments = getarguments (invo_name, argc, argv, 1);
  58     argp = arguments;
  59
  60     /* parse arguments */
  61     while ((cp = *argp++)) {
  62         if (*cp == '-') {
  63             switch (smatch (++cp, switches)) {
  64             case AMBIGSW:
  65                 ambigsw (cp, switches);
  66                 done (1);
  67             case UNKWNSW:
  68                 die("-%s unknown\n", cp);
  69
  70             case HELPSW:
  71                 snprintf (buf, sizeof(buf), "%s [+folder] [msgs] [switches]",
  72                           invo_name);
  73                 print_help (buf, switches, 1);
  74                 done (0);
  75             case VERSIONSW:
  76                 print_version(invo_name);
  77                 done (0);
  78
  79             case UNLINKSW:
  80                 unlink_msgs = true;
  81                 continue;
  82             case NUNLINKSW:
  83                 unlink_msgs = false;
  84                 continue;
  85
  86             case RPROCSW:
  87                 if (!(rmmproc = *argp++) || *rmmproc == '-')
  88                     die("missing argument to %s", argp[-2]);
  89                 continue;
  90             case NRPRCSW:
  91                 rmmproc = NULL;
  92                 continue;
  93             }
  94         }
  95         if (*cp == '+' || *cp == '@') {
  96             if (folder)
  97                 die("only one folder at a time!");
  98             folder = pluspath (cp);
  99         } else
 100             app_msgarg(&msgs, cp);
 101     }
 102
 103     if (!context_find ("path"))
 104         free (path ("./", TFOLDER));
 105     if (!msgs.size)
 106         app_msgarg(&msgs, "cur");
 107     if (!folder)
 108         folder = getfolder (1);
 109     maildir = m_maildir (folder);
 110
 111     if (chdir (maildir) == NOTOK)
 112         adios (maildir, "unable to change directory to");
 113
 114     /* read folder and create message structure */
 115     if (!(mp = folder_read (folder, 1)))
 116         die("unable to read folder %s", folder);
 117
 118     /* check for empty folder */
 119     if (mp->nummsg == 0)
 120         die("no messages in %s", folder);
 121
 122     /* parse all the message ranges/sequences and set SELECTED */
 123     for (msgnum = 0; msgnum < msgs.size; msgnum++)
 124         if (!m_convert (mp, msgs.msgs[msgnum]))
 125             done (1);
 126     seq_setprev (mp);           /* set the previous-sequence      */
 127
 128     /*
 129      * As part of the new world locking order, folder_delmsgs() now updates
 130      * the sequence and context for us.  But since folder_delmsgs() doesn't
 131      * have access to the folder name, change the context now.
 132      */
 133
 134     context_replace (pfolder, folder);
 135
 136     /* "remove" the SELECTED messages */
 137     folder_delmsgs (mp, unlink_msgs, 0);
 138
 139     folder_free (mp);                   /* free folder structure   */
 140     done (0);
 141     return 1;
 142 }