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add pic->feature

This commit is contained in:
Yuichi Nishiwaki 2014-09-10 01:41:10 +09:00
parent a0687e29e0
commit d0abe2d193
4 changed files with 19 additions and 1 deletions
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2
gc.c
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@ -618,6 +618,8 @@ gc_mark_phase(pic_state *pic)
} }
} }
gc_mark(pic, pic->features);
/* readers */ /* readers */
gc_mark_trie(pic, pic->reader->trie); gc_mark_trie(pic, pic->reader->trie);

5
include/picrin.h
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@ -87,6 +87,8 @@ typedef struct {
struct pic_lib *PICRIN_BASE; struct pic_lib *PICRIN_BASE;
struct pic_lib *PICRIN_USER; struct pic_lib *PICRIN_USER;
pic_value features;
xhash syms; /* name to symbol */ xhash syms; /* name to symbol */
xhash sym_names; /* symbol to name */ xhash sym_names; /* symbol to name */
int sym_cnt; int sym_cnt;
@ -137,10 +139,11 @@ void pic_gc_arena_restore(pic_state *, size_t);
pic_state *pic_open(int argc, char *argv[], char **envp); pic_state *pic_open(int argc, char *argv[], char **envp);
void pic_close(pic_state *); void pic_close(pic_state *);
void pic_add_feature(pic_state *, const char *);
void pic_define(pic_state *, const char *, pic_value); /* automatic export */ void pic_define(pic_state *, const char *, pic_value); /* automatic export */
pic_value pic_ref(pic_state *, struct pic_lib *, const char *); pic_value pic_ref(pic_state *, struct pic_lib *, const char *);
void pic_set(pic_state *, struct pic_lib *, const char *, pic_value); void pic_set(pic_state *, struct pic_lib *, const char *, pic_value);
pic_value pic_funcall(pic_state *pic, const char *name, pic_list args); pic_value pic_funcall(pic_state *pic, const char *name, pic_list args);
struct pic_proc *pic_get_proc(pic_state *); struct pic_proc *pic_get_proc(pic_state *);

9
init.c
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@ -8,6 +8,12 @@
#include "picrin/macro.h" #include "picrin/macro.h"
#include "picrin/error.h" #include "picrin/error.h"
void
pic_add_feature(pic_state *pic, const char *feature)
{
pic_push(pic, pic_sym_value(pic_intern_cstr(pic, feature)), pic->features);
}
void pic_init_bool(pic_state *); void pic_init_bool(pic_state *);
void pic_init_pair(pic_state *); void pic_init_pair(pic_state *);
void pic_init_port(pic_state *); void pic_init_port(pic_state *);
@ -42,6 +48,9 @@ pic_init_core(pic_state *pic)
{ {
size_t ai = pic_gc_arena_preserve(pic); size_t ai = pic_gc_arena_preserve(pic);
pic_add_feature(pic, "picrin");
pic_add_feature(pic, "ieee-float");
pic_deflibrary (pic, "(picrin base)") { pic_deflibrary (pic, "(picrin base)") {
pic_define_syntactic_keyword(pic, pic->lib->env, pic->sDEFINE, pic->rDEFINE); pic_define_syntactic_keyword(pic, pic->lib->env, pic->sDEFINE, pic->rDEFINE);
pic_define_syntactic_keyword(pic, pic->lib->env, pic->sSETBANG, pic->rSETBANG); pic_define_syntactic_keyword(pic, pic->lib->env, pic->sSETBANG, pic->rSETBANG);

4
state.c
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@ -57,6 +57,9 @@ pic_open(int argc, char *argv[], char **envp)
/* macros */ /* macros */
xh_init_int(&pic->macros, sizeof(struct pic_macro *)); xh_init_int(&pic->macros, sizeof(struct pic_macro *));
/* features */
pic->features = pic_nil_value();
/* libraries */ /* libraries */
pic->libs = pic_nil_value(); pic->libs = pic_nil_value();
pic->lib = NULL; pic->lib = NULL;
@ -184,6 +187,7 @@ pic_close(pic_state *pic)
pic->arena_idx = 0; pic->arena_idx = 0;
pic->err = NULL; pic->err = NULL;
xh_clear(&pic->macros); xh_clear(&pic->macros);
pic->features = pic_nil_value();
pic->libs = pic_nil_value(); pic->libs = pic_nil_value();
/* free all heap objects */ /* free all heap objects */