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* Nix-instantiate now accepts sets of derivations (just like nix-env).

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This commit is contained in:
Eelco Dolstra 2004-07-01 14:25:26 +00:00
parent 292d6468ec
commit 638ce339a5
1 changed files with 9 additions and 0 deletions
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9
src/nix-instantiate/main.cc
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@ -30,6 +30,8 @@ static void printNixExpr(EvalState & state, Expr e)
ATMatcher m;
ATermList es;
/* !!! duplication w.r.t. parseDerivations in nix-env */
if (atMatch(m, e) >> "Attrs" >> es) {
Expr a = queryAttr(e, "type");
if (a && evalString(state, a) == "derivation") {
@ -38,6 +40,13 @@ static void printNixExpr(EvalState & state, Expr e)
cout << format("%1%\n") % evalPath(state, a);
return;
}
throw Error("bad derivation");
} else {
ATermMap drvMap;
queryAllAttrs(e, drvMap);
for (ATermIterator i(drvMap.keys()); i; ++i)
printNixExpr(state, evalExpr(state, drvMap.get(*i)));
return;
}
}