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#pragma once
#include "args.hh"
namespace nix {
struct UserEnvElem
{
Strings attrPath;
// FIXME: should use boost::variant or so.
bool isDrv;
// Derivation case:
Path drvPath;
StringSet outputNames;
// Non-derivation case:
PathSet outPaths;
};
typedef std::vector<UserEnvElem> UserEnvElems;
struct Value;
class EvalState;
struct MixInstallables : virtual Args
{
Strings installables;
Path file;
MixInstallables()
{
mkFlag('f', "file", "file", "evaluate FILE rather than the default", &file);
expectArgs("installables", &installables);
}
UserEnvElems evalInstallables(ref<Store> store);
/* Return a value representing the Nix expression from which we
are installing. This is either the file specified by ‘--file’,
or an attribute set constructed from $NIX_PATH, e.g. ‘{ nixpkgs
= import ...; bla = import ...; }’. */
Value * buildSourceExpr(EvalState & state);
};
}
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