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Add information about which output is active to drvPath's context

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This will break things that depend on being able to just strip away an equals sign, so those have to be updated next
This commit is contained in:
Shea Levy 2011-09-16 11:30:52 +00:00
parent ffa038f66d
commit bf50d6ad32
1 changed files with 6 additions and 4 deletions
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10
src/libexpr/primops.cc
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@ -455,8 +455,8 @@ static void prim_derivationStrict(EvalState & state, Value * * args, Value & v)
drvHashes[drvPath] = hashDerivationModulo(*store, drv);
state.mkAttrs(v, 1 + drv.outputs.size());
mkString(*state.allocAttr(v, state.sDrvPath), drvPath, singleton<PathSet>("=" + drvPath));
foreach (DerivationOutputs::iterator, i, drv.outputs) {
mkString(*state.allocAttr(v, state.symbols.create(i->first + "DrvPath")), drvPath, singleton<PathSet>("=" + i->first + "=" + drvPath));
/* The output path of an output X is ‘<X>Path’,
e.g. ‘outPath’. */
mkString(*state.allocAttr(v, state.symbols.create(i->first + "Path")),
@ -1111,11 +1111,13 @@ void EvalState::createBaseEnv()
attrValues = attrs: \
map (name: builtins.getAttr name attrs) (builtins.attrNames attrs); \
outputToAttrListElement = output: \
let outPath = builtins.getAttr (output + \"Path\") strict; in { \
let \
outPath = builtins.getAttr (output + \"Path\") strict; \
drvPath = builtins.getAttr (output + \"DrvPath\") strict; \
in { \
name = output; \
value = attrs // { \
drvPath = strict.drvPath; \
inherit outPath; \
inherit outPath drvPath; \
type = \"derivation\"; \
currentOutput = output; \
} // outputsAttrs // { all = allList; }; \