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* Uninstallation.

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This commit is contained in:
Eelco Dolstra 2003-11-21 14:23:18 +00:00
parent 2e9042bd1e
commit 06208d1d86
2 changed files with 19 additions and 8 deletions
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16
src/libexpr/primops.cc
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@ -93,10 +93,16 @@ static string processBinding(EvalState & state, Expr e, StoreExpr & ne)
Expr a = queryAttr(e, "type");
if (a && evalString(state, a) == "derivation") {
a = queryAttr(e, "drvPath");
if (a) {
Path drvPath = evalPath(state, a);
return addInput(state, drvPath, ne);
}
if (!a) throw badTerm("derivation name missing", e);
Path drvPath = evalPath(state, a);
a = queryAttr(e, "drvHash");
if (!a) throw badTerm("derivation hash missing", e);
Hash drvHash = parseHash(evalString(state, a));
state.drvHashes[drvPath] = drvHash;
return addInput(state, drvPath, ne);
}
}
@ -199,13 +205,13 @@ Expr primDerivation(EvalState & state, Expr args)
? hashString((string) outHash + outPath)
: hashDerivation(state, ne);
Path drvPath = writeTerm(unparseStoreExpr(ne), "-d-" + drvName);
state.drvHashes[drvPath] = drvHash;
printMsg(lvlChatty, format("instantiated `%1%' -> `%2%'")
% drvName % drvPath);
attrs.set("outPath", ATmake("Path(<str>)", outPath.c_str()));
attrs.set("drvPath", ATmake("Path(<str>)", drvPath.c_str()));
attrs.set("drvHash", ATmake("Str(<str>)", ((string) drvHash).c_str()));
attrs.set("type", ATmake("Str(\"derivation\")"));
return makeAttrs(attrs);