From d52d391164d9a6fb4a2efec2777e24de5e19b225 Mon Sep 17 00:00:00 2001 From: Shea Levy Date: Mon, 15 Aug 2016 07:37:11 -0400 Subject: builtins.fetch{url,tarball}: Allow name attribute --- src/libexpr/primops.cc | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'src/libexpr/primops.cc') diff --git a/src/libexpr/primops.cc b/src/libexpr/primops.cc index c456e9b96a53..d1d1f8057680 100644 --- a/src/libexpr/primops.cc +++ b/src/libexpr/primops.cc @@ -1682,6 +1682,7 @@ void fetch(EvalState & state, const Pos & pos, Value * * args, Value & v, { string url; Hash expectedHash; + string name; state.forceValue(*args[0]); @@ -1690,11 +1691,13 @@ void fetch(EvalState & state, const Pos & pos, Value * * args, Value & v, state.forceAttrs(*args[0], pos); for (auto & attr : *args[0]->attrs) { - string name(attr.name); - if (name == "url") + string n(attr.name); + if (n == "url") url = state.forceStringNoCtx(*attr.value, *attr.pos); - else if (name == "sha256") + else if (n == "sha256") expectedHash = parseHash16or32(htSHA256, state.forceStringNoCtx(*attr.value, *attr.pos)); + else if (n == "name") + name = state.forceStringNoCtx(*attr.value, *attr.pos); else throw EvalError(format("unsupported argument ‘%1%’ to ‘%2%’, at %3%") % attr.name % who % attr.pos); } @@ -1708,7 +1711,7 @@ void fetch(EvalState & state, const Pos & pos, Value * * args, Value & v, if (state.restricted && !expectedHash) throw Error(format("‘%1%’ is not allowed in restricted mode") % who); - Path res = makeDownloader()->downloadCached(state.store, url, unpack, expectedHash); + Path res = makeDownloader()->downloadCached(state.store, url, unpack, name, expectedHash); mkString(v, res, PathSet({res})); } -- cgit 1.4.1