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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2020-2025 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/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <mailutils/mailutils.h>
static void
print_envelope (mu_message_t msg)
{
mu_envelope_t env;
char const *sender, *date;
MU_ASSERT (mu_message_get_envelope (msg, &env));
MU_ASSERT (mu_envelope_sget_sender (env, &sender));
mu_printf ("Sender: %s\n", sender);
MU_ASSERT (mu_envelope_sget_date (env, &date));
mu_printf ("Date: %s\n", date);
}
static void
print_stats (mu_message_t msg)
{
size_t n;
MU_ASSERT (mu_message_size (msg, &n));
mu_printf ("Size: %lu\n", (unsigned long) n);
MU_ASSERT (mu_message_lines (msg, &n));
mu_printf ("Lines: %lu\n", (unsigned long) n);
}
static void
print_header (mu_message_t msg)
{
mu_header_t hdr;
size_t n;
MU_ASSERT (mu_message_get_header (msg, &hdr));
MU_ASSERT (mu_header_get_field_count (hdr, &n));
mu_printf ("Headers: %lu\n", (unsigned long) n);
MU_ASSERT (mu_header_size (hdr, &n));
mu_printf ("Header size: %lu\n", (unsigned long) n);
MU_ASSERT (mu_header_lines (hdr, &n));
mu_printf ("Header lines: %lu\n", (unsigned long) n);
}
static void
print_body (mu_message_t msg)
{
mu_body_t body;
mu_stream_t str;
size_t n;
MU_ASSERT (mu_message_get_body (msg, &body));
MU_ASSERT (mu_body_size (body, &n));
mu_printf ("Body size: %lu\n", (unsigned long) n);
MU_ASSERT (mu_body_lines (body, &n));
mu_printf ("Body lines: %lu\n", (unsigned long) n);
MU_ASSERT (mu_body_get_streamref (body, &str));
MU_ASSERT (mu_stream_copy (mu_strout, str, 0, NULL));
mu_stream_destroy (&str);
}
int
main (int argc, char **argv)
{
mu_stream_t instr;
mu_message_t msg;
mu_set_program_name (argv[0]);
mu_cli_simple (argc, argv,
MU_CLI_OPTION_PROG_DOC, "Reads first message from FILE and "
"prints its summary (envelope, stats, header and body).",
MU_CLI_OPTION_PROG_ARGS, "FILE",
MU_CLI_OPTION_RETURN_ARGC, &argc,
MU_CLI_OPTION_RETURN_ARGV, &argv,
MU_CLI_OPTION_END);
if (argc != 1)
{
mu_error ("required argument missing");
return 2;
}
mu_set_user_email_domain ("localhost");
MU_ASSERT (mu_file_stream_create (&instr, argv[0], MU_STREAM_READ));
MU_ASSERT (mu_stream_to_message (instr, &msg));
print_envelope (msg);
print_stats (msg);
print_header (msg);
print_body (msg);
return 0;
}
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