picrin/extlib/benz/include/picrin.h

334 lines
12 KiB
C

/**
* Copyright (c) 2013-2016 Picrin developers.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef PICRIN_H
#define PICRIN_H
#if defined(__cplusplus)
extern "C" {
#endif
#include <stddef.h>
#include <limits.h>
#include <stdarg.h>
#include "picrin/setup.h"
typedef struct pic_state pic_state;
#if PIC_NAN_BOXING
# include <stdint.h>
typedef uint64_t pic_value;
#else
typedef struct {
unsigned char type;
union {
void *data;
double f;
int i;
char c;
} u;
} pic_value;
#endif
struct pic_object;
struct pic_symbol;
struct pic_pair;
struct pic_string;
struct pic_vector;
struct pic_blob;
struct pic_proc;
struct pic_port;
struct pic_error;
struct pic_env;
struct pic_data;
typedef struct pic_symbol pic_sym;
typedef struct pic_id pic_id;
typedef struct pic_pair pic_pair;
typedef struct pic_vector pic_vec;
typedef void *(*pic_allocf)(void *userdata, void *ptr, size_t n);
pic_state *pic_open(pic_allocf f, void *userdata);
void pic_close(pic_state *);
int pic_get_args(pic_state *, const char *fmt, ...);
void *pic_malloc(pic_state *, size_t);
void *pic_realloc(pic_state *, void *, size_t);
void *pic_calloc(pic_state *, size_t, size_t);
void pic_free(pic_state *, void *);
typedef pic_value (*pic_func_t)(pic_state *);
void *pic_alloca(pic_state *, size_t);
pic_value pic_gc_protect(pic_state *, pic_value);
size_t pic_gc_arena_preserve(pic_state *);
void pic_gc_arena_restore(pic_state *, size_t);
void pic_gc(pic_state *);
void pic_add_feature(pic_state *, const char *feature);
void pic_defun(pic_state *, const char *name, pic_func_t f);
void pic_defvar(pic_state *, const char *name, pic_value v, struct pic_proc *conv);
void pic_define(pic_state *, const char *lib, const char *name, pic_value v);
pic_value pic_ref(pic_state *, const char *lib, const char *name);
void pic_set(pic_state *, const char *lib, const char *name, pic_value v);
pic_value pic_closure_ref(pic_state *, int i);
void pic_closure_set(pic_state *, int i, pic_value v);
pic_value pic_funcall(pic_state *, const char *lib, const char *name, int n, ...);
void pic_make_library(pic_state *, const char *lib);
void pic_in_library(pic_state *, const char *lib);
bool pic_find_library(pic_state *, const char *lib);
const char *pic_current_library(pic_state *);
void pic_import(pic_state *, const char *lib);
void pic_export(pic_state *, pic_sym *sym);
PIC_NORETURN void pic_panic(pic_state *, const char *msg);
PIC_NORETURN void pic_errorf(pic_state *, const char *fmt, ...);
struct pic_proc *pic_lambda(pic_state *, pic_func_t f, int n, ...);
struct pic_proc *pic_vlambda(pic_state *, pic_func_t f, int n, va_list);
pic_value pic_call(pic_state *, struct pic_proc *proc, int, ...);
pic_value pic_vcall(pic_state *, struct pic_proc *proc, int, va_list);
pic_value pic_apply(pic_state *, struct pic_proc *proc, int n, pic_value *argv);
pic_value pic_applyk(pic_state *, struct pic_proc *proc, int n, pic_value *argv);
PIC_INLINE int pic_int(pic_state *, pic_value);
PIC_INLINE double pic_float(pic_state *, pic_value);
PIC_INLINE char pic_char(pic_state *, pic_value);
#define pic_bool(pic,v) (! pic_false_p(pic, v))
const char *pic_str(pic_state *, struct pic_string *);
unsigned char *pic_blob(pic_state *, struct pic_blob *, int *len);
void *pic_data(pic_state *, struct pic_data *);
typedef struct {
const char *type_name;
void (*dtor)(pic_state *, void *);
void (*mark)(pic_state *, void *, void (*)(pic_state *, pic_value));
} pic_data_type;
PIC_INLINE pic_value pic_undef_value(pic_state *);
PIC_INLINE pic_value pic_int_value(pic_state *, int);
PIC_INLINE pic_value pic_float_value(pic_state *, double);
PIC_INLINE pic_value pic_char_value(pic_state *, char);
PIC_INLINE pic_value pic_true_value(pic_state *);
PIC_INLINE pic_value pic_false_value(pic_state *);
PIC_INLINE pic_value pic_bool_value(pic_state *, bool);
PIC_INLINE pic_value pic_eof_object(pic_state *);
struct pic_string *pic_str_value(pic_state *, const char *str, int len);
#define pic_cstr_value(pic, cstr) pic_str_value(pic, (cstr), strlen(cstr))
#define pic_lit_value(pic, lit) pic_str_value(pic, "" lit, -((int)sizeof lit - 1))
struct pic_string *pic_strf_value(pic_state *, const char *fmt, ...);
struct pic_string *pic_vstrf_value(pic_state *, const char *fmt, va_list ap);
struct pic_blob *pic_blob_value(pic_state *, const unsigned char *buf, int len);
struct pic_data *pic_data_value(pic_state *, void *ptr, const pic_data_type *type);
#define PIC_TYPE_INVALID 1
#define PIC_TYPE_FLOAT 2
#define PIC_TYPE_INT 3
#define PIC_TYPE_CHAR 4
#define PIC_TYPE_EOF 5
#define PIC_TYPE_UNDEF 6
#define PIC_TYPE_TRUE 8
#define PIC_TYPE_NIL 7
#define PIC_TYPE_FALSE 9
#define PIC_IVAL_END 10
/* --------------------- */
#define PIC_TYPE_STRING 16
#define PIC_TYPE_VECTOR 17
#define PIC_TYPE_BLOB 18
#define PIC_TYPE_PROC 19
#define PIC_TYPE_PORT 20
#define PIC_TYPE_ERROR 21
#define PIC_TYPE_ID 22
#define PIC_TYPE_ENV 23
#define PIC_TYPE_DATA 24
#define PIC_TYPE_DICT 25
#define PIC_TYPE_WEAK 26
#define PIC_TYPE_RECORD 27
#define PIC_TYPE_SYMBOL 28
#define PIC_TYPE_PAIR 29
#define PIC_TYPE_CXT 30
#define PIC_TYPE_CP 31
#define pic_undef_p(pic,v) (pic_type(pic,v) == PIC_TYPE_UNDEF)
#define pic_int_p(pic,v) (pic_type(pic,v) == PIC_TYPE_INT)
#define pic_float_p(pic,v) (pic_type(pic,v) == PIC_TYPE_FLOAT)
#define pic_char_p(pic,v) (pic_type(pic,v) == PIC_TYPE_CHAR)
#define pic_eof_p(pic, v) (pic_vtype(pic, v) == PIC_TYPE_EOF)
#define pic_true_p(pic,v) (pic_type(pic,v) == PIC_TYPE_TRUE)
#define pic_false_p(pic,v) (pic_type(pic,v) == PIC_TYPE_FALSE)
#define pic_str_p(pic,v) (pic_type(pic,v) == PIC_TYPE_STRING)
#define pic_blob_p(pic,v) (pic_type(pic,v) == PIC_TYPE_BLOB)
#define pic_proc_p(pic,v) (pic_type(pic,v) == PIC_TYPE_PROC)
#define pic_data_p(pic,v) (pic_type(pic,v) == PIC_TYPE_DATA)
#define pic_nil_p(pic,v) (pic_type(pic,v) == PIC_TYPE_NIL)
#define pic_pair_p(pic,v) (pic_type(pic,v) == PIC_TYPE_PAIR)
#define pic_vec_p(pic,v) (pic_type(pic,v) == PIC_TYPE_VECTOR)
#define pic_dict_p(pic,v) (pic_type(pic,v) == PIC_TYPE_DICT)
#define pic_weak_p(pic,v) (pic_type(pic,v) == PIC_TYPE_WEAK)
#define pic_port_p(pic, v) (pic_type(pic, v) == PIC_TYPE_PORT)
#define pic_sym_p(pic,v) (pic_type(pic,v) == PIC_TYPE_SYMBOL)
#include "picrin/type.h"
int pic_type(pic_state *, pic_value);
const char *pic_typename(pic_state *, int);
bool pic_eq_p(pic_state *, pic_value, pic_value);
bool pic_eqv_p(pic_state *, pic_value, pic_value);
bool pic_equal_p(pic_state *, pic_value, pic_value);
/* list */
pic_value pic_nil_value(pic_state *);
pic_value pic_cons(pic_state *, pic_value, pic_value);
PIC_INLINE pic_value pic_car(pic_state *, pic_value);
PIC_INLINE pic_value pic_cdr(pic_state *, pic_value);
void pic_set_car(pic_state *, pic_value, pic_value);
void pic_set_cdr(pic_state *, pic_value, pic_value);
bool pic_list_p(pic_state *, pic_value);
pic_value pic_list(pic_state *, int n, ...);
pic_value pic_vlist(pic_state *, int n, va_list);
pic_value pic_list_ref(pic_state *, pic_value, int);
pic_value pic_list_tail(pic_state *, pic_value, int);
void pic_list_set(pic_state *, pic_value, int, pic_value);
int pic_length(pic_state *, pic_value);
/* vector */
pic_vec *pic_make_vec(pic_state *, int);
pic_value pic_vec_ref(pic_state *, pic_vec *, int);
void pic_vec_set(pic_state *, pic_vec *, int, pic_value);
int pic_vec_len(pic_state *, pic_vec *);
/* dictionary */
struct pic_dict *pic_make_dict(pic_state *);
pic_value pic_dict_ref(pic_state *, struct pic_dict *, pic_sym *);
void pic_dict_set(pic_state *, struct pic_dict *, pic_sym *, pic_value);
void pic_dict_del(pic_state *, struct pic_dict *, pic_sym *);
bool pic_dict_has(pic_state *, struct pic_dict *, pic_sym *);
int pic_dict_size(pic_state *, struct pic_dict *);
/* ephemeron */
struct pic_weak *pic_make_weak(pic_state *);
pic_value pic_weak_ref(pic_state *, struct pic_weak *, void *);
void pic_weak_set(pic_state *, struct pic_weak *, void *, pic_value);
void pic_weak_del(pic_state *, struct pic_weak *, void *);
bool pic_weak_has(pic_state *, struct pic_weak *, void *);
/* symbol */
pic_sym *pic_intern(pic_state *, struct pic_string *);
#define pic_intern_str(pic,s,i) pic_intern(pic, pic_str_value(pic, (s), (i)))
#define pic_intern_cstr(pic,s) pic_intern(pic, pic_cstr_value(pic, (s)))
#define pic_intern_lit(pic,lit) pic_intern(pic, pic_lit_value(pic, lit))
struct pic_string *pic_sym_name(pic_state *, pic_sym *);
/* string */
int pic_str_len(pic_state *, struct pic_string *);
char pic_str_ref(pic_state *, struct pic_string *, int);
struct pic_string *pic_str_cat(pic_state *, struct pic_string *, struct pic_string *);
struct pic_string *pic_str_sub(pic_state *, struct pic_string *, int, int);
int pic_str_cmp(pic_state *, struct pic_string *, struct pic_string *);
int pic_str_hash(pic_state *, struct pic_string *);
/* extra stuff */
#include "picrin/state.h"
#include "picrin/blob.h"
#include "picrin/cont.h"
#include "picrin/data.h"
#include "picrin/dict.h"
#include "picrin/error.h"
#include "picrin/macro.h"
#include "picrin/pair.h"
#include "picrin/port.h"
#include "picrin/proc.h"
#include "picrin/record.h"
#include "picrin/symbol.h"
void *pic_default_allocf(void *, void *, size_t);
#define pic_assert_type(pic, v, type) \
if (! pic_##type##_p(pic, v)) { \
pic_errorf(pic, "expected " #type ", but got ~s", v); \
}
struct pic_object *pic_obj_alloc(pic_state *, size_t, int type);
#define pic_void(exec) \
pic_void_(PIC_GENSYM(ai), exec)
#define pic_void_(ai,exec) do { \
size_t ai = pic_gc_arena_preserve(pic); \
exec; \
pic_gc_arena_restore(pic, ai); \
} while (0)
pic_value pic_read(pic_state *, struct pic_port *);
pic_value pic_read_cstr(pic_state *, const char *);
void pic_load(pic_state *, struct pic_port *);
void pic_load_cstr(pic_state *, const char *);
pic_value pic_eval(pic_state *, pic_value, const char *);
struct pic_proc *pic_make_var(pic_state *, pic_value, struct pic_proc *);
#define pic_deflibrary(pic, lib) do { \
if (! pic_find_library(pic, lib)) { \
pic_make_library(pic, lib); \
} \
pic_in_library(pic, lib); \
} while (0)
void pic_warnf(pic_state *, const char *, ...);
struct pic_string *pic_get_backtrace(pic_state *);
void pic_print_backtrace(pic_state *, xFILE *);
struct pic_port *pic_stdin(pic_state *);
struct pic_port *pic_stdout(pic_state *);
struct pic_port *pic_stderr(pic_state *);
pic_value pic_write(pic_state *, pic_value); /* returns given obj */
pic_value pic_fwrite(pic_state *, pic_value, xFILE *);
void pic_printf(pic_state *, const char *, ...);
void pic_fprintf(pic_state *, struct pic_port *, const char *, ...);
pic_value pic_display(pic_state *, pic_value);
pic_value pic_fdisplay(pic_state *, pic_value, xFILE *);
struct pic_env *pic_library_environment(pic_state *, const char *);
#if DEBUG
# define pic_debug(pic,obj) pic_fwrite(pic,obj,xstderr)
# define pic_fdebug(pic,obj,file) pic_fwrite(pic,obj,file)
#endif
#if defined(__cplusplus)
}
#endif
#endif