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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2004, 2006-2007, 2009-2012 Free Software Foundation,
Inc.
GNU Mailutils 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 3, or (at your option)
any later version.
GNU Mailutils 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 GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */
#include <iostream>
#include <mailutils/cpp/mailutils.h>
#include <mailutils/argcv.h>
using namespace std;
using namespace mailutils;
static char *progname;
static void
read_and_print (Stream *in, Stream& out)
{
char buffer[128];
in->readline (buffer, sizeof (buffer));
while (in->get_read_count ())
{
out.write (buffer, in->get_read_count ());
in->readline (buffer, sizeof (buffer));
}
}
Stream *
create_filter (bool read_stdin, char *cmdline, int flags)
{
try {
if (read_stdin)
{
StdioStream *in = new StdioStream (MU_STDIN_FD, 0);
in->open ();
FilterProgStream *stream = new FilterProgStream (cmdline, in);
stream->open ();
return stream;
}
else
{
ProgStream *stream = new ProgStream (cmdline, flags);
stream->open ();
return stream;
}
}
catch (Exception& e) {
cerr << progname << ": cannot create program filter stream: "
<< e.method () << ": " << e.what () << endl;
exit (1);
}
}
int
main (int argc, char *argv[])
{
int i = 1;
int read_stdin = 0;
int flags = MU_STREAM_READ;
char *cmdline;
Stream *stream, out;
progname = argv[0];
if (argc > 1 && strcmp (argv[i], "--stdin") == 0)
{
read_stdin = 1;
flags |= MU_STREAM_WRITE;
i++;
}
if (i == argc)
{
cerr << "Usage: " << argv[0] << " [--stdin] progname [args]" << endl;
exit (1);
}
mu_argcv_string (argc - i, &argv[i], &cmdline);
stream = create_filter (read_stdin, cmdline, flags);
try {
StdioStream out (MU_STDOUT_FD, 0);
out.open ();
read_and_print (stream, out);
delete stream;
}
catch (Exception& e) {
cerr << e.method () << ": " << e.what () << endl;
exit (1);
}
return 0;
}
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