void
main(int argc, char **argv)
{
/* build the command line options database */
odb = opt_new(/* no orphan fn */NULL);
opt_reg_flag(odb, "-h", "print help message",
&help_me, /* default */FALSE, /* !print */FALSE, NULL);
opt_reg_flag(odb, "-defs", "make internal defs",
&make_defs, /* default */FALSE, /* print */TRUE, NULL);
opt_reg_string(odb, "-load", "load an EXO file",
&load_file, /* default */NULL,
/* print */TRUE, /* format */NULL);
opt_reg_string(odb, "-save", "save an EXO file",
&save_file, /* default */NULL,
/* print */TRUE, /* format */NULL);
opt_reg_flag(odb, "-print", "print the EXO DB to stdout",
&print_db, /* default */FALSE,
/* print */TRUE, /* format */NULL);
/* process the command line options */
opt_process_options(odb, argc, argv);
if (help_me)
{
/* print help message and exit */
usage(stderr, argc, argv);
exit(1);
}
/* print options used */
opt_print_options(odb, stderr, /* short */TRUE, /* notes */TRUE);
if (load_file)
{
ZFILE *exo_stream;
struct exo_term_t *exo;
exo_stream = myzfopen(load_file, "r");
if (!exo_stream)
fatal("could not open EXO file `%s'", load_file);
while ((exo = exo_read(exo_stream->fd)) != NULL)
exo_db = exo_chain(exo_db, exo);
myzfclose(exo_stream);
}
if (make_defs)
{
struct exo_term_t *list, *array, *a, *b, *c, *d, *e, *f, *g, *h, *i;
char *data = "This is a test to see if blobs really work...";
char *data1 = "This is a test to see if blobs really work..."
"This is a test to see if blobs really work..."
"This is a test to see if blobs really work..."
"This is a test to see if blobs really work..."
"This is a test to see if blobs really work..."
"This is a test to see if blobs really work..."
"This is a test to see if blobs really work..."
"This is a test to see if blobs really work...";
unsigned char data2[16] =
{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
exo_db =
exo_chain(exo_db, exo_new(ec_string, "** basic types tests **"));
exo_db = exo_chain(exo_db, a = exo_new(ec_integer, (exo_integer_t)42));
exo_db = exo_chain(b = exo_new(ec_float, (exo_float_t)42.0), exo_db);
exo_db = exo_chain(exo_db, c = exo_new(ec_char, (int)'x'));
exo_db = exo_chain(exo_db, exo_new(ec_char, (int)'\n'));
exo_db = exo_chain(exo_db, exo_new(ec_char, (int)'\b'));
exo_db = exo_chain(exo_db, exo_new(ec_char, (int)'\x02'));
exo_db = exo_chain(exo_db, exo_new(ec_char, (int)'\xab'));
exo_db = exo_chain(exo_db, exo_new(ec_string, "this is a test..."));
exo_db =
exo_chain(exo_db, d = exo_new(ec_string, "this is\na test...\n"));
exo_db = exo_chain(exo_db, exo_new(ec_string, "a test... <<\\\b>>\n"));
exo_db = exo_chain(exo_db, exo_new(ec_string, "** deep copy tests **"));
exo_db = exo_chain(exo_db, exo_deepcopy(d));
exo_db = exo_chain(exo_db, exo_deepcopy(c));
exo_db = exo_chain(exo_db, exo_deepcopy(b));
exo_db = exo_chain(exo_db, exo_deepcopy(a));
exo_db = exo_chain(exo_db, exo_new(ec_string, "** list tests **"));
exo_db =
exo_chain(exo_db, exo_new(ec_list,
exo_deepcopy(d), exo_deepcopy(c),
exo_deepcopy(b), exo_deepcopy(a), NULL));
exo_db = exo_chain(exo_db, exo_new(ec_list, NULL));
exo_db =
exo_chain(exo_db, exo_new(ec_list,
exo_new(ec_list, NULL),
exo_new(ec_list, NULL),
exo_new(ec_list, exo_deepcopy(a), NULL),
NULL));
list = exo_deepcopy(a);
list = exo_chain(list, exo_deepcopy(b));
list = exo_chain(list, exo_deepcopy(a));
list = exo_chain(list, exo_deepcopy(b));
list = exo_chain(exo_deepcopy(c), list);
exo_db = exo_chain(exo_db, e = exo_new(ec_list, list, NULL));
exo_db = exo_chain(exo_db, exo_new(ec_list,
exo_deepcopy(e),
exo_new(ec_list, NULL),
exo_deepcopy(e),
exo_deepcopy(a), NULL));
exo_db = exo_chain(exo_db, exo_new(ec_string, "** array tests **"));
exo_db = exo_chain(exo_db, exo_new(ec_array, 16, NULL));
f = array = exo_new(ec_array, 16, NULL);
EXO_ARR(array, 2) = exo_deepcopy(e);
EXO_ARR(array, 3) = exo_deepcopy(a);
EXO_ARR(array, 4) = exo_deepcopy(c);
EXO_ARR(array, 6) = exo_deepcopy(EXO_ARR(array, 2));
EXO_ARR(array, 7) = exo_deepcopy(EXO_ARR(array, 1));
exo_db = exo_chain(exo_db, array);
exo_db =
exo_chain(exo_db, exo_new(ec_array, 4,
exo_deepcopy(a),
exo_deepcopy(e),
exo_deepcopy(c),
exo_deepcopy(f),
NULL));
exo_db = exo_chain(exo_db, exo_new(ec_string, "** token tests **"));
#define SYM1 1
#define SYM2 2
exo_intern_as("sym1", SYM1);
exo_intern_as("sym2", SYM2);
g = exo_new(ec_token, "sym1"),
exo_db = exo_chain(exo_db,
exo_new(ec_list,
g,
exo_new(ec_integer,
(exo_integer_t)
g->as_token.ent->token),
NULL));
h = exo_new(ec_token, "sym2"),
exo_db = exo_chain(exo_db,
exo_new(ec_list,
h,
exo_new(ec_integer,
(exo_integer_t)
h->as_token.ent->token),
NULL));
i = exo_new(ec_token, "sym3"),
exo_db = exo_chain(exo_db,
exo_new(ec_list,
i,
exo_new(ec_integer,
(exo_integer_t)
i->as_token.ent->token),
NULL));
/* das blobs */
exo_db = exo_chain(exo_db, exo_new(ec_blob, strlen(data), data));
exo_db = exo_chain(exo_db, exo_new(ec_blob, strlen(data1), data1));
exo_db = exo_chain(exo_db, exo_new(ec_blob, sizeof(data2), data2));
}
if (print_db)
{
struct exo_term_t *exo;
/* emit header comment */
fprintf(stdout, "\n/* EXO DB */\n\n");
fprintf(stdout,
"/* EXO save file, file format version %d.%d */\n\n",
EXO_FMT_MAJOR, EXO_FMT_MINOR);
/* emit all defs */
for (exo=exo_db; exo != NULL; exo=exo->next)
{
exo_print(exo, stdout);
fprintf(stdout, "\n\n");
}
}
if (save_file)
{
ZFILE *exo_stream;
struct exo_term_t *exo;
exo_stream = myzfopen(save_file, "w");
if (!exo_stream)
fatal("could not open EXO file `%s'", save_file);
/* emit header comment */
fprintf(exo_stream->fd,
"/* EXO save file, file format version %d.%d */\n\n",
EXO_FMT_MAJOR, EXO_FMT_MINOR);
/* emit all defs */
for (exo=exo_db; exo != NULL; exo=exo->next)
{
exo_print(exo, exo_stream->fd);
fprintf(exo_stream->fd, "\n\n");
}
myzfclose(exo_stream);
}
}
/* deep copy an EXO structure */
struct exo_term_t *
exo_deepcopy(struct exo_term_t *exo)
{
struct exo_term_t *new_exo;
/* NULL copy */
if (!exo)
return NULL;
new_exo = exo_copy(exo);
switch (new_exo->ec)
{
case ec_integer:
case ec_address:
case ec_float:
case ec_char:
case ec_token:
/* exo_copy() == exo_deepcopy() for these node classes */
break;
case ec_string:
/* copy the referenced string */
new_exo->as_string.str =
(unsigned char *)mystrdup((char *)exo->as_string.str);
break;
case ec_list:
/* copy all list elements */
{
struct exo_term_t *elt, *new_elt, *new_list;
new_list = NULL;
for (elt=new_exo->as_list.head; elt != NULL; elt=elt->next)
{
new_elt = exo_deepcopy(elt);
new_list = exo_chain(new_list, new_elt);
}
new_exo->as_list.head = new_list;
}
break;
case ec_array:
/* copy all array elements */
{
int i;
for (i=0; i<new_exo->as_array.size; i++)
{
SET_EXO_ARR(new_exo, i, exo_deepcopy(EXO_ARR(exo, i)));
}
}
break;
case ec_blob:
new_exo->as_blob.data = malloc(new_exo->as_array.size);
memcpy(new_exo->as_blob.data, exo->as_blob.data, new_exo->as_array.size);
break;
default:
panic("bogus EXO class");
}
return new_exo;
}
