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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2009-2025 Free Software Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library. If not, see
<http://www.gnu.org/licenses/>. */
#include "mu_scm.h"
struct _mu_debug_port
{
mu_stream_t stream;
int level;
};
static scm_t_port_type *scm_mu_debug_port_type;
SCM
mu_scm_make_debug_port (int level)
{
struct _mu_debug_port *dp;
mu_stream_t str;
if (mu_dbgstream_create (&str, level))
return SCM_BOOL_F;
dp = scm_gc_typed_calloc (struct _mu_debug_port);
dp->level = level;
dp->stream = str;
return scm_c_make_port (scm_mu_debug_port_type, SCM_BUF0|SCM_WRTNG,
(scm_t_bits) dp);
}
#define MU_DEBUG_PORT(x) ((struct _mu_debug_port *) SCM_STREAM (x))
static void
_mu_debug_port_close (SCM port)
{
struct _mu_debug_port *dp = MU_DEBUG_PORT (port);
if (dp && dp->stream)
{
mu_stream_flush (dp->stream);
mu_stream_destroy (&dp->stream);
}
}
static size_t
_mu_debug_port_write (SCM port, SCM src, size_t start, size_t count)
{
struct _mu_debug_port *dp = MU_DEBUG_PORT (port);
mu_stream_write (dp->stream, SCM_BYTEVECTOR_CONTENTS (src) + start, count,
NULL);
return count;
}
static int
_mu_debug_port_print (SCM exp, SCM port, scm_print_state * pstate)
{
scm_puts ("#<Mailutis debug port>", port);
return 1;
}
void
mu_scm_debug_port_init (void)
{
scm_mu_debug_port_type = scm_make_port_type ("mu-debug-port",
NULL,
_mu_debug_port_write);
scm_set_port_print (scm_mu_debug_port_type, _mu_debug_port_print);
scm_set_port_close (scm_mu_debug_port_type, _mu_debug_port_close);
scm_set_port_needs_close_on_gc (scm_mu_debug_port_type, 1);
}
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