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* Get --readonly-mode to work again.

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This commit is contained in:
Eelco Dolstra 2005-01-18 11:15:50 +00:00
parent 32aac8748a
commit 6d493751c3
1 changed files with 11 additions and 0 deletions
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11
src/libexpr/primops.cc
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@ -100,8 +100,14 @@ static Path copyAtom(EvalState & state, const Path & srcPath)
Path drvPath = writeTerm(unparseStoreExpr(ne), "c"); Path drvPath = writeTerm(unparseStoreExpr(ne), "c");
/* !!! can we get rid of drvRoots? */
state.drvRoots[drvPath] = ne.closure.roots; state.drvRoots[drvPath] = ne.closure.roots;
/* Optimisation, but required in read-only mode! because in that
case we don't actually write store expressions, so we can't
read them later. */
state.drvHashes[drvPath] = hashDerivationModulo(state, ne);
printMsg(lvlChatty, format("copied `%1%' -> closure `%2%'") printMsg(lvlChatty, format("copied `%1%' -> closure `%2%'")
% srcPath % drvPath); % srcPath % drvPath);
return drvPath; return drvPath;
@ -326,6 +332,11 @@ static Expr primDerivation(EvalState & state, const ATermVector & _args)
printMsg(lvlChatty, format("instantiated `%1%' -> `%2%'") printMsg(lvlChatty, format("instantiated `%1%' -> `%2%'")
% drvName % drvPath); % drvName % drvPath);
/* Optimisation, but required in read-only mode! because in that
case we don't actually write store expressions, so we can't
read them later. */
state.drvHashes[drvPath] = hashDerivationModulo(state, ne);
/* !!! assumes a single output */ /* !!! assumes a single output */
attrs.set("outPath", makeAttrRHS(makePath(toATerm(outPath)), makeNoPos())); attrs.set("outPath", makeAttrRHS(makePath(toATerm(outPath)), makeNoPos()));
attrs.set("drvPath", makeAttrRHS(makePath(toATerm(drvPath)), makeNoPos())); attrs.set("drvPath", makeAttrRHS(makePath(toATerm(drvPath)), makeNoPos()));