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add pic_define_syntactic_keyword

This commit is contained in:
Yuichi Nishiwaki 2014-04-05 04:01:42 +09:00
parent 708f348674
commit 8750b9b4dd
3 changed files with 23 additions and 19 deletions
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2
include/picrin/macro.h
View File

@ -42,6 +42,8 @@ pic_sym pic_add_rename(pic_state *, struct pic_senv *, pic_sym);
bool pic_find_rename(pic_state *, struct pic_senv *, pic_sym, pic_sym * /* = NULL */);
void pic_put_rename(pic_state *, struct pic_senv *, pic_sym, pic_sym);
void pic_define_syntactic_keyword(pic_state *, struct pic_senv *, pic_sym);
#if defined(__cplusplus)
}
#endif

21
src/init.c
View File

@ -86,20 +86,13 @@ pic_init_core(pic_state *pic)
/* load core syntaces */
pic->lib->senv = pic_null_syntactic_environment(pic);
pic_put_rename(pic, pic->lib->senv, pic->sDEFINE, pic->sDEFINE);
pic_put_rename(pic, pic->lib->senv, pic->sSETBANG, pic->sSETBANG);
pic_put_rename(pic, pic->lib->senv, pic->sQUOTE, pic->sQUOTE);
pic_put_rename(pic, pic->lib->senv, pic->sLAMBDA, pic->sLAMBDA);
pic_put_rename(pic, pic->lib->senv, pic->sIF, pic->sIF);
pic_put_rename(pic, pic->lib->senv, pic->sBEGIN, pic->sBEGIN);
pic_put_rename(pic, pic->lib->senv, pic->sDEFINE_SYNTAX, pic->sDEFINE_SYNTAX);
pic_export(pic, pic->sDEFINE);
pic_export(pic, pic->sSETBANG);
pic_export(pic, pic->sQUOTE);
pic_export(pic, pic->sLAMBDA);
pic_export(pic, pic->sIF);
pic_export(pic, pic->sBEGIN);
pic_export(pic, pic->sDEFINE_SYNTAX);
pic_define_syntactic_keyword(pic, pic->lib->senv, pic->sDEFINE);
pic_define_syntactic_keyword(pic, pic->lib->senv, pic->sSETBANG);
pic_define_syntactic_keyword(pic, pic->lib->senv, pic->sQUOTE);
pic_define_syntactic_keyword(pic, pic->lib->senv, pic->sLAMBDA);
pic_define_syntactic_keyword(pic, pic->lib->senv, pic->sIF);
pic_define_syntactic_keyword(pic, pic->lib->senv, pic->sBEGIN);
pic_define_syntactic_keyword(pic, pic->lib->senv, pic->sDEFINE_SYNTAX);
pic_init_bool(pic); DONE;
pic_init_pair(pic); DONE;

19
src/macro.c
View File

@ -20,13 +20,23 @@ pic_null_syntactic_environment(pic_state *pic)
senv->up = NULL;
xh_init_int(&senv->renames, sizeof(pic_sym));
pic_put_rename(pic, senv, pic->sDEFINE_LIBRARY, pic->sDEFINE_LIBRARY);
pic_put_rename(pic, senv, pic->sIMPORT, pic->sIMPORT);
pic_put_rename(pic, senv, pic->sEXPORT, pic->sEXPORT);
pic_define_syntactic_keyword(pic, senv, pic->sDEFINE_LIBRARY);
pic_define_syntactic_keyword(pic, senv, pic->sIMPORT);
pic_define_syntactic_keyword(pic, senv, pic->sEXPORT);
return senv;
}
void
pic_define_syntactic_keyword(pic_state *pic, struct pic_senv *senv, pic_sym sym)
{
pic_put_rename(pic, senv, sym, sym);
if (pic->lib && pic->lib->senv == senv) {
pic_export(pic, sym);
}
}
pic_sym
pic_add_rename(pic_state *pic, struct pic_senv *senv, pic_sym sym)
{
@ -969,8 +979,7 @@ pic_init_macro(pic_state *pic)
pic_deflibrary ("(picrin macro)") {
/* export define-macro syntax */
pic_put_rename(pic, pic->lib->senv, pic->sDEFINE_MACRO, pic->sDEFINE_MACRO);
pic_export(pic, pic->sDEFINE_MACRO);
pic_define_syntactic_keyword(pic, pic->lib->senv, pic->sDEFINE_MACRO);
pic_defun(pic, "gensym", pic_macro_gensym);
pic_defun(pic, "macroexpand", pic_macro_macroexpand);