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#ifndef __PRIMOPS_H
#define __PRIMOPS_H
#include "eval.hh"
/* Load and evaluate an expression from path specified by the
argument. */
Expr primImport(EvalState & state, Expr arg);
/* Construct (as a unobservable) side effect) a Nix derivation
expression that performs the derivation described by the argument
set. Returns the original set extended with the following
attributes: `outPath' containing the primary output path of the
derivation; `drvPath' containing the path of the Nix expression;
and `type' set to `derivation' to indicate that this is a
derivation. */
Expr primDerivation(EvalState & state, Expr args);
/* Return the base name of the given string, i.e., everything
following the last slash. */
Expr primBaseNameOf(EvalState & state, Expr arg);
/* Convert the argument (which can be a path or a uri) to a string. */
Expr primToString(EvalState & state, Expr arg);
#endif /* !__PRIMOPS_H */
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