forked from lix-project/lix
22b278e011
This is done in roughly the same way builtin functions are documented. Also auto-link experimental features for primops, subsuming PR #8371. Co-authored-by: Eelco Dolstra <edolstra@gmail.com> Co-authored-by: Robert Hensing <roberth@users.noreply.github.com> Co-authored-by: Valentin Gagarin <valentin.gagarin@tweag.io>
39 lines
902 B
C++
39 lines
902 B
C++
#pragma once
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///@file
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#include "eval.hh"
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#include <tuple>
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#include <vector>
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namespace nix {
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struct RegisterPrimOp
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{
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typedef std::vector<PrimOp> PrimOps;
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static PrimOps * primOps;
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/**
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* You can register a constant by passing an arity of 0. fun
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* will get called during EvalState initialization, so there
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* may be primops not yet added and builtins is not yet sorted.
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*/
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RegisterPrimOp(PrimOp && primOp);
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};
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/* These primops are disabled without enableNativeCode, but plugins
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may wish to use them in limited contexts without globally enabling
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them. */
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/**
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* Load a ValueInitializer from a DSO and return whatever it initializes
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*/
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void prim_importNative(EvalState & state, const PosIdx pos, Value * * args, Value & v);
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/**
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* Execute a program and parse its output
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*/
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void prim_exec(EvalState & state, const PosIdx pos, Value * * args, Value & v);
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}
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