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/* Copyright (C) 2013, 2014 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#if HAVE_CONFIG_H
#include <config.h>
#endif
#undef NDEBUG
#include <assert.h>
#include <libguile.h>
#include <stdio.h>
#include <stdlib.h>
#define SMOBS_COUNT (10000)
struct x_tag
{
SCM scm_value;
int c_value;
};
typedef struct x_tag x_t;
unsigned int mark_call_count = 0;
static scm_t_bits x_tag;
static SCM make_x (void);
static SCM mark_x (SCM x);
static int print_x (SCM x, SCM port, scm_print_state * pstate);
static size_t free_x (SCM x);
static void init_smob_type (void);
static void test_scm_smob_mark (void);
static SCM
make_x ()
{
static int i = 0;
SCM s_x;
x_t *c_x;
i++;
c_x = (x_t *) scm_gc_malloc (sizeof (x_t), "x");
c_x->scm_value = scm_from_int (i);
c_x->c_value = i;
SCM_NEWSMOB (s_x, x_tag, c_x);
return s_x;
}
static SCM
mark_x (SCM x)
{
x_t *c_x;
c_x = (x_t *) SCM_SMOB_DATA (x);
scm_gc_mark (c_x->scm_value);
mark_call_count++;
return SCM_BOOL_F;
}
static size_t
free_x (SCM x)
{
x_t *c_x;
c_x = (x_t *) SCM_SMOB_DATA (x);
scm_gc_free (c_x, sizeof (x_t), "x");
c_x = NULL;
return 0;
}
static int
print_x (SCM x, SCM port, scm_print_state * pstate SCM_UNUSED)
{
x_t *c_x = (x_t *) SCM_SMOB_DATA (x);
scm_puts ("#<x ", port);
if (c_x == (x_t *) NULL)
scm_puts ("(freed)", port);
else
scm_write (c_x->scm_value, port);
scm_puts (">", port);
return 1;
}
static void
test_scm_smob_mark ()
{
int i;
mark_call_count = 0;
for (i = 0; i < SMOBS_COUNT; i++)
make_x ();
scm_gc ();
if (mark_call_count < SMOBS_COUNT)
{
fprintf (stderr, "FAIL: SMOB mark function called for each SMOB\n");
exit (EXIT_FAILURE);
}
}
static void
init_smob_type ()
{
x_tag = scm_make_smob_type ("x", sizeof (x_t));
scm_set_smob_free (x_tag, free_x);
scm_set_smob_print (x_tag, print_x);
scm_set_smob_mark (x_tag, mark_x);
}
static void
tests (void *data, int argc, char **argv)
{
init_smob_type ();
test_scm_smob_mark ();
}
int
main (int argc, char *argv[])
{
scm_boot_guile (argc, argv, tests, NULL);
return 0;
}
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