/** * 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 #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 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