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nix-env: Install all outputs of a derivation

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If you explicitly install a package, presumably you want all of it.
So symlink all outputs in the user environment.
This commit is contained in:
Eelco Dolstra 2012-12-04 14:20:36 +01:00
parent 21c2d8d102
commit 5ad89398d1
3 changed files with 50 additions and 32 deletions
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35
src/nix-env/user-env.cc
View file

@ -54,21 +54,42 @@ bool createUserEnv(EvalState & state, DrvInfos & elems,
unsigned int n = 0;
foreach (DrvInfos::iterator, i, elems) {
/* Create a pseudo-derivation containing the name, system,
output path, and optionally the derivation path, as well as
the meta attributes. */
output paths, and optionally the derivation path, as well
as the meta attributes. */
Path drvPath = keepDerivations ? i->queryDrvPath(state) : "";
Value & v(*state.allocValue());
manifest.list.elems[n++] = &v;
state.mkAttrs(v, 8);
state.mkAttrs(v, 16);
mkString(*state.allocAttr(v, state.sType), "derivation");
mkString(*state.allocAttr(v, state.sName), i->name);
mkString(*state.allocAttr(v, state.sSystem), i->system);
if (!i->system.empty())
mkString(*state.allocAttr(v, state.sSystem), i->system);
mkString(*state.allocAttr(v, state.sOutPath), i->queryOutPath(state));
if (drvPath != "")
mkString(*state.allocAttr(v, state.sDrvPath), i->queryDrvPath(state));
// Copy each output.
DrvInfo::Outputs outputs = i->queryOutputs(state);
Value & vOutputs = *state.allocAttr(v, state.sOutputs);
state.mkList(vOutputs, outputs.size());
unsigned int m = 0;
foreach (DrvInfo::Outputs::iterator, j, outputs) {
mkString(*(vOutputs.list.elems[m++] = state.allocValue()), j->first);
Value & vOutputs = *state.allocAttr(v, state.symbols.create(j->first));
state.mkAttrs(vOutputs, 2);
mkString(*state.allocAttr(vOutputs, state.sOutPath), j->second);
/* This is only necessary when installing store paths, e.g.,
`nix-env -i /nix/store/abcd...-foo'. */
store->addTempRoot(j->second);
store->ensurePath(j->second);
references.insert(j->second);
}
// Copy the meta attributes.
Value & vMeta = *state.allocAttr(v, state.sMeta);
state.mkAttrs(vMeta, 16);
@ -95,12 +116,6 @@ bool createUserEnv(EvalState & state, DrvInfos & elems,
vMeta.attrs->sort();
v.attrs->sort();
/* This is only necessary when installing store paths, e.g.,
`nix-env -i /nix/store/abcd...-foo'. */
store->addTempRoot(i->queryOutPath(state));
store->ensurePath(i->queryOutPath(state));
references.insert(i->queryOutPath(state));
if (drvPath != "") references.insert(drvPath);
}