3 * packf.c -- pack a nmh folder into a file
7 * This code is Copyright (c) 2002, by the authors of nmh. See the
8 * COPYRIGHT file in the root directory of the nmh distribution for
9 * complete copyright information.
14 #include <h/dropsbr.h>
19 * We allocate space for messages (msgs array)
20 * this number of elements at a time.
25 static struct swit switches[] = {
39 static int md = NOTOK;
40 static int mbx_style = MBOX_FORMAT;
41 static int mapping = 0;
47 main (int argc, char **argv)
49 int nummsgs, maxmsgs, fd, msgnum;
50 char *cp, *maildir, *msgnam, *folder = NULL, buf[BUFSIZ];
51 char **argp, **arguments, **msgs;
56 setlocale(LC_ALL, "");
58 invo_name = r1bindex (argv[0], '/');
60 /* read user profile/context */
63 arguments = getarguments (invo_name, argc, argv, 1);
66 /* Allocate the initial space to record message
71 msgs = (char **) mh_xmalloc ((size_t) (maxmsgs * sizeof(*msgs)));
76 while ((cp = *argp++)) {
78 switch (smatch (++cp, switches)) {
80 ambigsw (cp, switches);
83 adios (NULL, "-%s unknown", cp);
86 snprintf (buf, sizeof(buf), "%s [+folder] [msgs] [switches]",
88 print_help (buf, switches, 1);
91 print_version(invo_name);
96 adios (NULL, "only one file at a time!");
97 if (!(file = *argp++) || *file == '-')
98 adios (NULL, "missing argument to %s", argp[-2]);
102 mbx_style = MBOX_FORMAT;
106 mbx_style = MMDF_FORMAT;
111 if (*cp == '+' || *cp == '@') {
113 adios (NULL, "only one folder at a time!");
114 folder = path (cp + 1, *cp == '+' ? TFOLDER : TSUBCWF);
117 * Check if we need to allocate more space
118 * for message name/ranges.
120 if (nummsgs >= maxmsgs) {
122 msgs = (char **) mh_xrealloc (msgs,
123 (size_t) (maxmsgs * sizeof(*msgs)));
125 msgs[nummsgs++] = cp;
131 file = path (file, TFILE);
134 * Check if file to be created (or appended to)
135 * exists. If not, ask for confirmation.
137 if (stat (file, &st) == NOTOK) {
139 adios (file, "error on file");
140 cp = concat ("Create file \"", file, "\"? ", NULL);
146 if (!context_find ("path"))
147 free (path ("./", TFOLDER));
149 /* default is to pack whole folder */
151 msgs[nummsgs++] = "all";
154 folder = getfolder (1);
155 maildir = m_maildir (folder);
157 if (chdir (maildir) == NOTOK)
158 adios (maildir, "unable to change directory to ");
160 /* read folder and create message structure */
161 if (!(mp = folder_read (folder)))
162 adios (NULL, "unable to read folder %s", folder);
164 /* check for empty folder */
166 adios (NULL, "no messages in %s", folder);
168 /* parse all the message ranges/sequences and set SELECTED */
169 for (msgnum = 0; msgnum < nummsgs; msgnum++)
170 if (!m_convert (mp, msgs[msgnum]))
172 seq_setprev (mp); /* set the previous-sequence */
174 /* open and lock new maildrop file */
175 if ((md = mbx_open(file, mbx_style, getuid(), getgid(), m_gmprot())) == NOTOK)
176 adios (file, "unable to open");
178 /* copy all the SELECTED messages to the file */
179 for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++)
180 if (is_selected(mp, msgnum)) {
181 if ((fd = open (msgnam = m_name (msgnum), O_RDONLY)) == NOTOK) {
182 admonish (msgnam, "unable to read message");
186 if (mbx_copy (file, mbx_style, md, fd, mapping, NULL, 1) == NOTOK)
187 adios (file, "error writing to file");
192 /* close and unlock maildrop file */
193 mbx_close (file, md);
195 context_replace (pfolder, folder); /* update current folder */
196 if (mp->hghsel != mp->curmsg)
197 seq_setcur (mp, mp->lowsel);
199 context_save (); /* save the context file */
200 folder_free (mp); /* free folder/message structure */
207 mbx_close (file, md);
209 return 1; /* dead code to satisfy the compiler */