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remove macro definition helper procedures

This commit is contained in:
Yuichi Nishiwaki 2014-08-25 17:14:21 +09:00
parent 5d1e8ede17
commit 9ee9f7b8a3
1 changed files with 0 additions and 64 deletions
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64
macro.c
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@ -397,63 +397,6 @@ pic_identifier_p(pic_state *pic, pic_value obj)
return pic_sym_p(obj) && ! pic_interned_p(pic, pic_sym(obj)); return pic_sym_p(obj) && ! pic_interned_p(pic, pic_sym(obj));
} }
static pic_value
pic_macro_gensym(pic_state *pic)
{
static const char skel[] = ".g";
pic_sym uniq;
pic_get_args(pic, "");
uniq = pic_gensym(pic, pic_intern_cstr(pic, skel));
return pic_sym_value(uniq);
}
static pic_value
pic_macro_ungensym(pic_state *pic)
{
pic_sym sym;
pic_get_args(pic, "m", &sym);
return pic_sym_value(pic_ungensym(pic, sym));
}
static pic_value
pic_macro_macroexpand(pic_state *pic)
{
pic_value expr;
pic_get_args(pic, "o", &expr);
return pic_macroexpand(pic, expr, pic->lib);
}
static pic_value
pic_macro_macroexpand_1(pic_state *pic)
{
struct pic_senv *senv = pic->lib->env;
struct pic_macro *mac;
pic_value expr;
pic_sym sym;
pic_get_args(pic, "o", &expr);
if (pic_sym_p(expr)) {
if (pic_interned_p(pic, pic_sym(expr))) {
return pic_values2(pic, macroexpand_symbol(pic, pic_sym(expr), senv), pic_true_value());
}
}
if (pic_pair_p(expr) && pic_sym_p(pic_car(pic, expr))) {
sym = make_identifier(pic, pic_sym(pic_car(pic, expr)), senv);
if ((mac = find_macro(pic, sym)) != NULL) {
return pic_values2(pic, macroexpand_macro(pic, mac, expr, senv), pic_true_value());
}
}
return pic_values2(pic, expr, pic_false_value()); /* no expansion occurred */
}
static pic_value static pic_value
pic_macro_identifier_p(pic_state *pic) pic_macro_identifier_p(pic_state *pic)
{ {
@ -484,11 +427,4 @@ pic_init_macro(pic_state *pic)
pic_defun(pic, "identifier?", pic_macro_identifier_p); pic_defun(pic, "identifier?", pic_macro_identifier_p);
pic_defun(pic, "make-identifier", pic_macro_make_identifier); pic_defun(pic, "make-identifier", pic_macro_make_identifier);
} }
pic_deflibrary (pic, "(picrin macro)") {
pic_defun(pic, "gensym", pic_macro_gensym);
pic_defun(pic, "ungensym", pic_macro_ungensym);
pic_defun(pic, "macroexpand", pic_macro_macroexpand);
pic_defun(pic, "macroexpand-1", pic_macro_macroexpand_1);
}
} }