/** * Copyright (c) 2013-2017 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 #include #include #include "picrin/setup.h" typedef struct pic_state pic_state; #if PIC_NAN_BOXING # include typedef uint64_t pic_value; #else typedef struct { unsigned char type; union { void *data; double f; int i; char c; } u; } pic_value; #endif 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 *); void pic_add_feature(pic_state *, const char *feature); 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); size_t pic_enter(pic_state *); void pic_leave(pic_state *, size_t); pic_value pic_protect(pic_state *, pic_value); void pic_gc(pic_state *); int pic_get_args(pic_state *, const char *fmt, ...); void pic_defun(pic_state *, const char *name, pic_func_t f); void pic_defvar(pic_state *, const char *name, pic_value v, pic_value 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, ...); pic_value pic_make_var(pic_state *, pic_value init, pic_value conv); pic_value pic_return(pic_state *, int n, ...); pic_value pic_vreturn(pic_state *, int n, va_list); pic_value pic_valuesk(pic_state *, int n, pic_value *retv); int pic_receive(pic_state *, int n, pic_value *retv); 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_value sym); typedef void (*pic_panicf)(pic_state *, const char *msg); pic_panicf pic_atpanic(pic_state *, pic_panicf f); PIC_NORETURN void pic_panic(pic_state *, const char *msg); PIC_NORETURN void pic_error(pic_state *, const char *msg, int n, ...); PIC_NORETURN void pic_raise(pic_state *, pic_value v); pic_value pic_make_error(pic_state *, const char *type, const char *msg, pic_value irrs); pic_value pic_lambda(pic_state *, pic_func_t f, int n, ...); pic_value pic_vlambda(pic_state *, pic_func_t f, int n, va_list); pic_value pic_call(pic_state *, pic_value proc, int, ...); pic_value pic_vcall(pic_state *, pic_value proc, int, va_list); pic_value pic_apply(pic_state *, pic_value proc, int n, pic_value *argv); pic_value pic_applyk(pic_state *, pic_value proc, int n, pic_value *argv); int pic_int(pic_state *, pic_value i); double pic_float(pic_state *, pic_value f); char pic_char(pic_state *, pic_value c); #define pic_bool(pic,b) (! pic_false_p(pic, b)) const char *pic_str(pic_state *, pic_value str); #define pic_sym(pic,s) (pic_str(pic, pic_sym_name(pic, (s)))) unsigned char *pic_blob(pic_state *, pic_value blob, int *len); void *pic_data(pic_state *, pic_value 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_value pic_invalid_value(pic_state *); pic_value pic_undef_value(pic_state *); pic_value pic_int_value(pic_state *, int); pic_value pic_float_value(pic_state *, double); pic_value pic_char_value(pic_state *, char); pic_value pic_true_value(pic_state *); pic_value pic_false_value(pic_state *); #define pic_bool_value(pic, b) ((b) ? pic_true_value(pic) : pic_false_value(pic)) pic_value pic_eof_object(pic_state *); pic_value 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)) pic_value pic_strf_value(pic_state *, const char *fmt, ...); pic_value pic_vstrf_value(pic_state *, const char *fmt, va_list ap); pic_value pic_blob_value(pic_state *, const unsigned char *buf, int len); pic_value pic_data_value(pic_state *, void *ptr, const pic_data_type *type); enum { PIC_TYPE_INVALID = 1, PIC_TYPE_FLOAT = 2, PIC_TYPE_INT = 3, PIC_TYPE_CHAR = 4, PIC_TYPE_EOF = 5, PIC_TYPE_UNDEF = 6, PIC_TYPE_TRUE = 8, PIC_TYPE_NIL = 7, PIC_TYPE_FALSE = 9, PIC_IVAL_END = 10, /* -------------------- */ PIC_TYPE_STRING = 16, PIC_TYPE_VECTOR = 17, PIC_TYPE_BLOB = 18, PIC_TYPE_PORT = 20, PIC_TYPE_ERROR = 21, PIC_TYPE_ID = 22, PIC_TYPE_ENV = 23, PIC_TYPE_DATA = 24, PIC_TYPE_DICT = 25, PIC_TYPE_WEAK = 26, PIC_TYPE_RECORD = 27, PIC_TYPE_SYMBOL = 28, PIC_TYPE_PAIR = 29, PIC_TYPE_CXT = 30, PIC_TYPE_CP = 31, PIC_TYPE_FUNC = 32, PIC_TYPE_IREP = 33 }; #define pic_invalid_p(pic,v) (pic_type(pic,v) == PIC_TYPE_INVALID) #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_type(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_id_p(pic, v) (pic_type(pic, v) == PIC_TYPE_ID || pic_type(pic, v) == PIC_TYPE_SYMBOL) #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_FUNC || pic_type(pic, v) == PIC_TYPE_IREP) #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) bool pic_data_p(pic_state *, pic_value, const pic_data_type *); 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); /* pair */ pic_value pic_cons(pic_state *, pic_value car, pic_value cdr); pic_value pic_car(pic_state *, pic_value pair); pic_value pic_cdr(pic_state *, pic_value pair); void pic_set_car(pic_state *, pic_value pair, pic_value car); void pic_set_cdr(pic_state *, pic_value pair, pic_value cdr); pic_value pic_caar(pic_state *, pic_value); pic_value pic_cadr(pic_state *, pic_value); pic_value pic_cdar(pic_state *, pic_value); pic_value pic_cddr(pic_state *, pic_value); /* list */ pic_value pic_nil_value(pic_state *); bool pic_list_p(pic_state *, pic_value); pic_value pic_make_list(pic_state *, int n, pic_value *argv); 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 list, int i); void pic_list_set(pic_state *, pic_value list, int i, pic_value v); pic_value pic_list_tail(pic_state *, pic_value list, int i); int pic_length(pic_state *, pic_value list); pic_value pic_reverse(pic_state *, pic_value list); pic_value pic_append(pic_state *, pic_value xs, pic_value ys); /* vector */ pic_value pic_make_vec(pic_state *, int n, pic_value *argv); pic_value pic_vec_ref(pic_state *, pic_value vec, int i); void pic_vec_set(pic_state *, pic_value vec, int i, pic_value v); int pic_vec_len(pic_state *, pic_value vec); /* dictionary */ pic_value pic_make_dict(pic_state *); pic_value pic_dict_ref(pic_state *, pic_value dict, pic_value key); void pic_dict_set(pic_state *, pic_value dict, pic_value key, pic_value); void pic_dict_del(pic_state *, pic_value dict, pic_value key); bool pic_dict_has(pic_state *, pic_value dict, pic_value key); int pic_dict_size(pic_state *, pic_value dict); bool pic_dict_next(pic_state *, pic_value dict, int *iter, pic_value *key, pic_value *val); /* ephemeron */ pic_value pic_make_weak(pic_state *); pic_value pic_weak_ref(pic_state *, pic_value weak, pic_value key); void pic_weak_set(pic_state *, pic_value weak, pic_value key, pic_value val); void pic_weak_del(pic_state *, pic_value weak, pic_value key); bool pic_weak_has(pic_state *, pic_value weak, pic_value key); /* symbol */ pic_value pic_intern(pic_state *, pic_value str); #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)) pic_value pic_sym_name(pic_state *, pic_value sym); /* string */ int pic_str_len(pic_state *, pic_value str); char pic_str_ref(pic_state *, pic_value str, int i); pic_value pic_str_cat(pic_state *, pic_value str1, pic_value str2); pic_value pic_str_sub(pic_state *, pic_value str, int i, int j); int pic_str_cmp(pic_state *, pic_value str1, pic_value str2); int pic_str_hash(pic_state *, pic_value str); /* External I/O */ #define PIC_SEEK_CUR 0 #define PIC_SEEK_END 1 #define PIC_SEEK_SET 2 pic_value pic_funopen(pic_state *, void *cookie, int (*read)(pic_state *, void *, char *, int), int (*write)(pic_state *, void *, const char *, int), long (*seek)(pic_state *, void *, long, int), int (*close)(pic_state *, void *)); size_t pic_fread(pic_state *, void *ptr, size_t size, size_t count, pic_value port); size_t pic_fwrite(pic_state *, const void *ptr, size_t size, size_t count, pic_value port); long pic_fseek(pic_state *, pic_value port, long offset, int whence); int pic_fclose(pic_state *, pic_value port); void pic_clearerr(pic_state *, pic_value port); int pic_feof(pic_state *, pic_value port); int pic_ferror(pic_state *, pic_value port); int pic_fputc(pic_state *, int c, pic_value port); int pic_fgetc(pic_state *, pic_value port); int pic_fputs(pic_state *, const char *s, pic_value port); char *pic_fgets(pic_state *, char *s, int size, pic_value port); int pic_ungetc(pic_state *, int c, pic_value port); int pic_fflush(pic_state *, pic_value port); int pic_printf(pic_state *, const char *fmt, ...); int pic_fprintf(pic_state *, pic_value port, const char *fmt, ...); int pic_vfprintf(pic_state *, pic_value port, const char *fmt, va_list ap); #if defined(__cplusplus) } #endif #endif