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change APIs of library functions

This commit is contained in:
Yuichi Nishiwaki 2013-12-07 07:11:22 -08:00
parent 9cb777eec3
commit 0115ede4de
3 changed files with 24 additions and 9 deletions
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4
include/picrin.h
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@ -122,8 +122,8 @@ pic_value pic_apply_argv(pic_state *pic, struct pic_proc *, size_t, ...);
struct pic_proc *pic_codegen(pic_state *, pic_value); struct pic_proc *pic_codegen(pic_state *, pic_value);
pic_value pic_macroexpand(pic_state *, pic_value); pic_value pic_macroexpand(pic_state *, pic_value);
void pic_make_library(pic_state *, pic_value); void pic_make_library(pic_state *, const char *);
void pic_in_library(pic_state *, pic_value); void pic_in_library(pic_state *, const char *);
void pic_abort(pic_state *, const char *); void pic_abort(pic_state *, const char *);
void pic_raise(pic_state *, pic_value); void pic_raise(pic_state *, pic_value);

25
src/lib.c
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@ -4,26 +4,41 @@
#include "picrin/macro.h" #include "picrin/macro.h"
#include "xhash/xhash.h" #include "xhash/xhash.h"
static pic_value
lib_spec(pic_state *pic, const char *name)
{
pic_value vs;
int r;
r = pic_parse_cstr(pic, name, &vs);
if (r != 1) {
pic_error(pic, "invalid library spec given");
}
return pic_car(pic, vs);
}
void void
pic_make_library(pic_state *pic, pic_value name) pic_make_library(pic_state *pic, const char *name)
{ {
struct pic_lib *lib; struct pic_lib *lib;
pic_value spec = lib_spec(pic, name);
lib = (struct pic_lib *)pic_obj_alloc(pic, sizeof(struct pic_lib), PIC_TT_LIB); lib = (struct pic_lib *)pic_obj_alloc(pic, sizeof(struct pic_lib), PIC_TT_LIB);
lib->senv = pic_minimal_syntactic_env(pic); lib->senv = pic_minimal_syntactic_env(pic);
lib->exports = xh_new(); lib->exports = xh_new();
pic->lib_tbl = pic_acons(pic, name, pic_obj_value(lib), pic->lib_tbl); pic->lib_tbl = pic_acons(pic, spec, pic_obj_value(lib), pic->lib_tbl);
} }
void void
pic_in_library(pic_state *pic, pic_value name) pic_in_library(pic_state *pic, const char *name)
{ {
pic_value v; pic_value v, spec = lib_spec(pic, name);
v = pic_assoc(pic, name, pic->lib_tbl); v = pic_assoc(pic, spec, pic->lib_tbl);
if (pic_false_p(v)) { if (pic_false_p(v)) {
pic_error(pic, "library not found"); pic_error(pic, "library not found");
} }
pic->lib = pic_lib_ptr(pic_cdr(pic, v)); pic->lib = pic_lib_ptr(pic_cdr(pic, v));
} }

4
src/state.c
View File

@ -119,8 +119,8 @@ pic_open(int argc, char *argv[], char **envp)
pic_gc_arena_restore(pic, ai); pic_gc_arena_restore(pic, ai);
/* set library */ /* set library */
pic_make_library(pic, pic_symbol_value(pic_intern_cstr(pic, "user"))); pic_make_library(pic, "user");
pic_in_library(pic, pic_symbol_value(pic_intern_cstr(pic, "user"))); pic_in_library(pic, "user");
pic_init_core(pic); pic_init_core(pic);