write.c
2.7 KB
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/* GNU mailutils - a suite of utilities for electronic mail
Copyright (C) 1999, 2001 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "mail.h"
/*
* w[rite] [file] -- GNU extension
* w[rite] [msglist] file
* W[rite] [msglist] -- GNU extension
*/
int
mail_write (int argc, char **argv)
{
message_t msg;
body_t bod;
stream_t stream;
FILE *output;
char *filename = NULL;
char buffer[512];
off_t off = 0;
size_t n = 0;
msgset_t *msglist = NULL, *mp;
int sender = 0;
size_t total_size = 0, total_lines = 0, size;
if (isupper (argv[0][0]))
sender = 1;
else if (argc >= 2)
filename = util_fullpath (argv[--argc]);
/* FIXME: Should we use util_outfolder_name() and honour
outfolder variable? */
else
filename = strdup ("mbox");
if (msgset_parse (argc, argv, &msglist))
{
if (filename)
free (filename);
return 1;
}
if (sender)
{
filename = util_get_sender(msglist->msg_part[0], 1);
if (!filename)
{
msgset_free (msglist);
return 1;
}
}
output = fopen (filename, "a");
if (!output)
{
util_error("can't open %s: %s", filename, strerror (errno));
free (filename);
fclose (output);
msgset_free (msglist);
return 1;
}
for (mp = msglist; mp; mp = mp->next)
{
attribute_t attr;
mailbox_get_message (mbox, mp->msg_part[0], &msg);
message_get_body (msg, &bod);
body_size (bod, &size);
total_size += size;
body_lines (bod, &size);
total_lines += size;
body_get_stream (bod, &stream);
/* should there be a separator? */
while (stream_read(stream, buffer, sizeof (buffer) - 1, off, &n) == 0
&& n != 0)
{
buffer[n] = '\0';
fprintf (output, "%s", buffer);
off += n;
}
/* mark as saved. */
message_get_attribute (msg, &attr);
attribute_set_userflag (attr, MAIL_ATTRIBUTE_SAVED);
}
fprintf (ofile, "\"%s\" %3d/%-5d\n", filename, total_lines, total_size);
free (filename);
fclose (output);
msgset_free (msglist);
return 0;
}