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/*
* Copyright © 2016 Keith Packard <keithp@keithp.com>
*
* 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 of the License, 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.
*/
#include "ao_scheme.h"
#include <stdio.h>
static FILE *ao_scheme_file;
static int newline = 1;
static char save_file[] = "scheme.image";
int
ao_scheme_os_save(void)
{
FILE *save = fopen(save_file, "w");
if (!save) {
perror(save_file);
return 0;
}
fwrite(ao_scheme_pool, 1, AO_SCHEME_POOL_TOTAL, save);
fclose(save);
return 1;
}
int
ao_scheme_os_restore_save(struct ao_scheme_os_save *save, int offset)
{
FILE *restore = fopen(save_file, "r");
size_t ret;
if (!restore) {
perror(save_file);
return 0;
}
fseek(restore, offset, SEEK_SET);
ret = fread(save, sizeof (struct ao_scheme_os_save), 1, restore);
fclose(restore);
if (ret != 1)
return 0;
return 1;
}
int
ao_scheme_os_restore(void)
{
FILE *restore = fopen(save_file, "r");
size_t ret;
if (!restore) {
perror(save_file);
return 0;
}
ret = fread(ao_scheme_pool, 1, AO_SCHEME_POOL_TOTAL, restore);
fclose(restore);
if (ret != AO_SCHEME_POOL_TOTAL)
return 0;
return 1;
}
int
ao_scheme_getc(void)
{
int c;
if (ao_scheme_file)
return getc(ao_scheme_file);
if (newline) {
if (ao_scheme_read_list)
printf("+ ");
else
printf("> ");
newline = 0;
}
c = getchar();
if (c == '\n')
newline = 1;
return c;
}
int
main (int argc, char **argv)
{
(void) argc;
while (*++argv) {
ao_scheme_file = fopen(*argv, "r");
if (!ao_scheme_file) {
perror(*argv);
exit(1);
}
ao_scheme_read_eval_print();
fclose(ao_scheme_file);
ao_scheme_file = NULL;
}
ao_scheme_read_eval_print();
printf ("collects: full: %d incremental %d\n",
ao_scheme_collects[AO_SCHEME_COLLECT_FULL],
ao_scheme_collects[AO_SCHEME_COLLECT_INCREMENTAL]);
printf ("freed: full %d incremental %d\n",
ao_scheme_freed[AO_SCHEME_COLLECT_FULL],
ao_scheme_freed[AO_SCHEME_COLLECT_INCREMENTAL]);
printf("loops: full %d incremental %d\n",
ao_scheme_loops[AO_SCHEME_COLLECT_FULL],
ao_scheme_loops[AO_SCHEME_COLLECT_INCREMENTAL]);
printf("loops per collect: full %f incremental %f\n",
(double) ao_scheme_loops[AO_SCHEME_COLLECT_FULL] /
(double) ao_scheme_collects[AO_SCHEME_COLLECT_FULL],
(double) ao_scheme_loops[AO_SCHEME_COLLECT_INCREMENTAL] /
(double) ao_scheme_collects[AO_SCHEME_COLLECT_INCREMENTAL]);
printf("freed per collect: full %f incremental %f\n",
(double) ao_scheme_freed[AO_SCHEME_COLLECT_FULL] /
(double) ao_scheme_collects[AO_SCHEME_COLLECT_FULL],
(double) ao_scheme_freed[AO_SCHEME_COLLECT_INCREMENTAL] /
(double) ao_scheme_collects[AO_SCHEME_COLLECT_INCREMENTAL]);
printf("freed per loop: full %f incremental %f\n",
(double) ao_scheme_freed[AO_SCHEME_COLLECT_FULL] /
(double) ao_scheme_loops[AO_SCHEME_COLLECT_FULL],
(double) ao_scheme_freed[AO_SCHEME_COLLECT_INCREMENTAL] /
(double) ao_scheme_loops[AO_SCHEME_COLLECT_INCREMENTAL]);
}
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