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68 linhas
1.4 KiB
68 linhas
1.4 KiB
#pragma once
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#include "stddef.h"
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#define INK_INTEGER 0
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#define INK_NATIVE_FUNCTION 1
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#define INK_FUNCTION 2
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struct elem {
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int type;
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int value;
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};
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struct stack_frame {
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struct elem executing;
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int index;
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};
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struct fn {
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char* name;
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struct elem* things;
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int size;
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};
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struct context;
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struct native_fn {
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char* name;
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void(*value)(struct context*);
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};
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struct context {
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int panic;
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void*(*malloc)(size_t);
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void*(*realloc)(void*, size_t);
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void(*free)(void*);
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int(*putchar)(int);
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struct elem* stack;
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int capacity;
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int top;
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struct stack_frame* function_stack;
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int function_stack_capacity;
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int function_stack_top;
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struct native_fn* native_words;
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int native_words_capacity;
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int native_words_top;
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struct fn* words;
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int words_capacity;
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int words_top;
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char** lex_reserved_words;
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int lex_reserved_words_capacity;
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int lex_reserved_words_top;
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};
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int ink_add_native(struct context* ctx, const char* name, void(*value)(struct context*));
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int ink_push(struct context* ctx, struct elem value);
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int ink_push_fn(struct context* ctx, struct stack_frame value);
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struct context* ink_make_context(void*(*malloc)(size_t), void*(*realloc)(void*, size_t), void(*free)(void*), int(*putchar)(int));
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#ifndef NOSTDLIB
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struct context* ink_make_default_context();
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#endif
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int ink_step(struct context *pContext);
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void ink_run(struct context *pContext, char* buffer);
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int ink_std_library(struct context* ctx);
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