97 lines
2.4 KiB
C
97 lines
2.4 KiB
C
#include <xp/stx/stx.h>
|
|
|
|
#ifdef _DOS
|
|
#include <stdio.h>
|
|
#define xp_printf printf
|
|
#else
|
|
#include <xp/bas/stdio.h>
|
|
#include <xp/bas/locale.h>
|
|
#endif
|
|
|
|
#include <xp/stx/object.h>
|
|
#include <xp/stx/symbol.h>
|
|
#include <xp/stx/context.h>
|
|
#include <xp/stx/hash.h>
|
|
|
|
void print_symbol_names (xp_stx_t* stx, xp_stx_word_t sym)
|
|
{
|
|
xp_printf (XP_TEXT("%lu [%s]\n"), (unsigned long)sym, &XP_STX_CHARAT(stx,sym,0));
|
|
}
|
|
|
|
void print_symbol_names_2 (xp_stx_t* stx, xp_stx_word_t idx)
|
|
{
|
|
xp_stx_word_t key = XP_STX_AT(stx,idx,1);
|
|
xp_printf (XP_TEXT("%lu [%s]\n"), (unsigned long)key, &XP_STX_CHARAT(stx,key,0));
|
|
}
|
|
|
|
int xp_main (int argc, xp_char_t* argv[])
|
|
{
|
|
xp_stx_t stx;
|
|
xp_stx_word_t i;
|
|
|
|
#ifndef _DOS
|
|
if (xp_setlocale () == -1) {
|
|
printf ("cannot set locale\n");
|
|
return -1;
|
|
}
|
|
#endif
|
|
|
|
if (argc != 2) { /* TODO: argument processing */
|
|
xp_printf (XP_TEXT("Usage: %s [-f imageFile] MainClass\n"), argv[0]);
|
|
return -1;
|
|
}
|
|
|
|
if (xp_stx_open (&stx, 10000) == XP_NULL) {
|
|
xp_printf (XP_TEXT("cannot open stx\n"));
|
|
return -1;
|
|
}
|
|
|
|
if (xp_stx_bootstrap(&stx) == -1) {
|
|
xp_stx_close (&stx);
|
|
xp_printf (XP_TEXT("cannot bootstrap\n"));
|
|
return -1;
|
|
}
|
|
|
|
xp_printf (XP_TEXT("stx.nil %lu\n"), (unsigned long)stx.nil);
|
|
xp_printf (XP_TEXT("stx.true %lu\n"), (unsigned long)stx.true);
|
|
xp_printf (XP_TEXT("stx.false %lu\n"), (unsigned long)stx.false);
|
|
xp_printf (XP_TEXT("-------------\n"));
|
|
|
|
xp_stx_traverse_symbol_table (&stx, print_symbol_names);
|
|
xp_printf (XP_TEXT("-------------\n"));
|
|
|
|
xp_stx_hash_traverse (&stx, stx.smalltalk, print_symbol_names_2);
|
|
xp_printf (XP_TEXT("-------------\n"));
|
|
|
|
{
|
|
xp_stx_word_t class_name, method_name;
|
|
xp_stx_word_t main_class;
|
|
xp_stx_word_t method, context;
|
|
|
|
class_name = xp_stx_new_symbol (&stx,argv[1]);
|
|
method_name = xp_stx_new_symbol (&stx,XP_STX_TEXT("main"));
|
|
|
|
if (xp_stx_lookup_global (&stx,class_name,&main_class) == -1) {
|
|
xp_printf (XP_TEXT("non-existent class: %s\n"), argv[1]);
|
|
return -1;
|
|
}
|
|
|
|
method = xp_stx_alloc_byte_object (&stx,100);
|
|
XP_STX_CLASS(&stx,method) = stx.class_method;
|
|
|
|
XP_STX_BYTEAT(&stx,method,0) = PUSH_OBJECT;
|
|
XP_STX_BYTEAT(&stx,method,1) = main_class;
|
|
XP_STX_BYTEAT(&stx,method,2) = SEND_UNARY_MESSAGE;
|
|
XP_STX_BYTEAT(&stx,method,3) = method_name;
|
|
XP_STX_BYTEAT(&stx,method,4) = HALT;
|
|
|
|
context = xp_stx_new_context (&stx, method, stx.nil, stx.nil);
|
|
xp_stx_run_context (&stx, context);
|
|
}
|
|
|
|
xp_stx_close (&stx);
|
|
xp_printf (XP_TEXT("== End of program ==\n"));
|
|
return 0;
|
|
}
|
|
|