mirror of
https://github.com/NixOS/nix
synced 2025-06-25 06:31:14 +02:00
Generalise meta attributes
This commit is contained in:
Eelco Dolstra
parent
990126cde0
commit
0f24400d90
5 changed files with 208 additions and 208 deletions
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@ -210,21 +210,13 @@ static Path getDefNixExprPath()
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}
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static int getPriority(EvalState & state, const DrvInfo & drv)
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static int getPriority(EvalState & state, DrvInfo & drv)
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{
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MetaValue value = drv.queryMetaInfo(state, "priority");
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int prio = 0;
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if (value.type == MetaValue::tpInt) prio = value.intValue;
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else if (value.type == MetaValue::tpString)
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/* Backwards compatibility. Priorities used to be strings
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before we had support for integer meta field. */
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string2Int(value.stringValue, prio);
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return prio;
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return drv.queryMetaInt("priority", 0);
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}
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static int comparePriorities(EvalState & state,
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const DrvInfo & drv1, const DrvInfo & drv2)
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static int comparePriorities(EvalState & state, DrvInfo & drv1, DrvInfo & drv2)
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{
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return getPriority(state, drv2) - getPriority(state, drv1);
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}
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@ -232,9 +224,9 @@ static int comparePriorities(EvalState & state,
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// FIXME: this function is rather slow since it checks a single path
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// at a time.
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static bool isPrebuilt(EvalState & state, const DrvInfo & elem)
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static bool isPrebuilt(EvalState & state, DrvInfo & elem)
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{
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Path path = elem.queryOutPath(state);
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Path path = elem.queryOutPath();
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if (store->isValidPath(path)) return true;
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PathSet ps = store->querySubstitutablePaths(singleton<PathSet>(path));
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return ps.find(path) != ps.end();
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@ -296,7 +288,8 @@ static DrvInfos filterBySelector(EvalState & state, const DrvInfos & allElems,
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}
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if (d > 0) {
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newest[drvName.name] = *j;
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newest.erase(drvName.name);
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newest.insert(Newest::value_type(drvName.name, *j));
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multiple.erase(j->first.name);
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} else if (d == 0) {
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multiple.insert(j->first.name);
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@ -392,18 +385,16 @@ static void queryInstSources(EvalState & state,
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derivations). */
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case srcStorePaths: {
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for (Strings::const_iterator i = args.begin();
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i != args.end(); ++i)
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{
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foreach (Strings::const_iterator, i, args) {
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Path path = followLinksToStorePath(*i);
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DrvInfo elem;
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elem.attrs = new Bindings;
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string name = baseNameOf(path);
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string::size_type dash = name.find('-');
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if (dash != string::npos)
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name = string(name, dash + 1);
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DrvInfo elem(state, name, "", "", 0);
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if (isDerivation(path)) {
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elem.setDrvPath(path);
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elem.setOutPath(findOutput(derivationFromPath(*store, path), "out"));
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@ -413,8 +404,6 @@ static void queryInstSources(EvalState & state,
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}
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else elem.setOutPath(path);
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elem.name = name;
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elems.push_back(elem);
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}
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@ -444,25 +433,24 @@ static void queryInstSources(EvalState & state,
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}
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static void printMissing(EvalState & state, const DrvInfos & elems)
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static void printMissing(EvalState & state, DrvInfos & elems)
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{
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PathSet targets;
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foreach (DrvInfos::const_iterator, i, elems) {
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Path drvPath = i->queryDrvPath(state);
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foreach (DrvInfos::iterator, i, elems) {
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Path drvPath = i->queryDrvPath();
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if (drvPath != "")
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targets.insert(drvPath);
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else
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targets.insert(i->queryOutPath(state));
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targets.insert(i->queryOutPath());
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}
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printMissing(*store, targets);
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}
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static bool keep(MetaInfo & meta)
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static bool keep(DrvInfo & drv)
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{
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MetaValue value = meta["keep"];
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return value.type == MetaValue::tpString && value.stringValue == "true";
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return drv.queryMetaBool("keep", false);
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}
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@ -504,10 +492,9 @@ static void installDerivations(Globals & globals,
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foreach (DrvInfos::iterator, i, installedElems) {
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DrvName drvName(i->name);
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MetaInfo meta = i->queryMetaInfo(globals.state);
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if (!globals.preserveInstalled &&
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newNames.find(drvName.name) != newNames.end() &&
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!keep(meta))
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!keep(*i))
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printMsg(lvlInfo, format("replacing old `%1%'") % i->name);
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else
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allElems.push_back(*i);
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@ -573,8 +560,7 @@ static void upgradeDerivations(Globals & globals,
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try {
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MetaInfo meta = i->queryMetaInfo(globals.state);
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if (keep(meta)) {
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if (keep(*i)) {
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newElems.push_back(*i);
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continue;
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}
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@ -611,8 +597,8 @@ static void upgradeDerivations(Globals & globals,
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}
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if (bestElem != availElems.end() &&
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i->queryOutPath(globals.state) !=
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bestElem->queryOutPath(globals.state))
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i->queryOutPath() !=
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bestElem->queryOutPath())
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{
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printMsg(lvlInfo,
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format("upgrading `%1%' to `%2%'")
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@ -657,12 +643,9 @@ static void opUpgrade(Globals & globals,
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static void setMetaFlag(EvalState & state, DrvInfo & drv,
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const string & name, const string & value)
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{
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MetaInfo meta = drv.queryMetaInfo(state);
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MetaValue v;
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v.type = MetaValue::tpString;
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v.stringValue = value;
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meta[name] = v;
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drv.setMetaInfo(meta);
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Value * v = state.allocValue();
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mkString(*v, value.c_str());
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drv.setMeta(name, v);
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}
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@ -689,8 +672,7 @@ static void opSetFlag(Globals & globals,
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DrvName drvName(i->name);
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foreach (DrvNames::iterator, j, selectors)
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if (j->matches(drvName)) {
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printMsg(lvlInfo,
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format("setting flag on `%1%'") % i->name);
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printMsg(lvlInfo, format("setting flag on `%1%'") % i->name);
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setMetaFlag(globals.state, *i, flagName, flagValue);
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break;
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}
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@ -720,20 +702,20 @@ static void opSet(Globals & globals,
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DrvInfo & drv(elems.front());
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if (drv.queryDrvPath(globals.state) != "") {
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PathSet paths = singleton<PathSet>(drv.queryDrvPath(globals.state));
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if (drv.queryDrvPath() != "") {
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PathSet paths = singleton<PathSet>(drv.queryDrvPath());
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printMissing(*store, paths);
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if (globals.dryRun) return;
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store->buildPaths(paths, globals.state.repair);
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}
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else {
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printMissing(*store, singleton<PathSet>(drv.queryOutPath(globals.state)));
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printMissing(*store, singleton<PathSet>(drv.queryOutPath()));
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if (globals.dryRun) return;
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store->ensurePath(drv.queryOutPath(globals.state));
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store->ensurePath(drv.queryOutPath());
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}
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debug(format("switching to new user environment"));
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Path generation = createGeneration(globals.profile, drv.queryOutPath(globals.state));
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Path generation = createGeneration(globals.profile, drv.queryOutPath());
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switchLink(globals.profile, generation);
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}
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@ -753,7 +735,7 @@ static void uninstallDerivations(Globals & globals, Strings & selectors,
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foreach (Strings::iterator, j, selectors)
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/* !!! the repeated calls to followLinksToStorePath()
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are expensive, should pre-compute them. */
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if ((isPath(*j) && i->queryOutPath(globals.state) == followLinksToStorePath(*j))
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if ((isPath(*j) && i->queryOutPath() == followLinksToStorePath(*j))
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|| DrvName(*j).matches(drvName))
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{
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printMsg(lvlInfo, format("uninstalling `%1%'") % i->name);
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@ -887,18 +869,12 @@ static void queryJSON(Globals & globals, vector<DrvInfo> & elems)
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pkgObj.attr("meta");
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JSONObject metaObj(cout);
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MetaInfo meta = i->queryMetaInfo(globals.state);
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foreach (MetaInfo::iterator, j, meta) {
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metaObj.attr(j->first);
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if (j->second.type == MetaValue::tpString) {
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escapeJSON(cout, j->second.stringValue);
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} else if (j->second.type == MetaValue::tpInt) {
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cout << j->second.intValue;
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} else if (j->second.type == MetaValue::tpStrings) {
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JSONList l(cout);
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foreach (Strings::iterator, k, j->second.stringValues)
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l.elem(*k);
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}
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StringSet metaNames = i->queryMetaNames();
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foreach (StringSet::iterator, j, metaNames) {
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metaObj.attr(*j);
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Value * v = i->queryMeta(*j);
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PathSet context;
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printValueAsJSON(globals.state, true, *v, cout, context);
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}
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}
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}
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@ -983,7 +959,7 @@ static void opQuery(Globals & globals,
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if (printStatus) {
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for (DrvInfos::iterator i = installedElems.begin();
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i != installedElems.end(); ++i)
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installed.insert(i->queryOutPath(globals.state));
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installed.insert(i->queryOutPath());
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}
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@ -993,7 +969,7 @@ static void opQuery(Globals & globals,
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PathSet paths;
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foreach (vector<DrvInfo>::iterator, i, elems)
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try {
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paths.insert(i->queryOutPath(globals.state));
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paths.insert(i->queryOutPath());
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} catch (AssertionError & e) {
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printMsg(lvlTalkative, format("skipping derivation named `%1%' which gives an assertion failure") % i->name);
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i->setFailed();
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@ -1021,8 +997,8 @@ static void opQuery(Globals & globals,
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startNest(nest, lvlDebug, format("outputting query result `%1%'") % i->attrPath);
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if (globals.prebuiltOnly &&
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validPaths.find(i->queryOutPath(globals.state)) == validPaths.end() &&
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substitutablePaths.find(i->queryOutPath(globals.state)) == substitutablePaths.end())
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validPaths.find(i->queryOutPath()) == validPaths.end() &&
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substitutablePaths.find(i->queryOutPath()) == substitutablePaths.end())
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continue;
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/* For table output. */
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@ -1032,7 +1008,7 @@ static void opQuery(Globals & globals,
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XMLAttrs attrs;
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if (printStatus) {
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Path outPath = i->queryOutPath(globals.state);
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Path outPath = i->queryOutPath();
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bool hasSubs = substitutablePaths.find(outPath) != substitutablePaths.end();
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bool isInstalled = installed.find(outPath) != installed.end();
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bool isValid = validPaths.find(outPath) != validPaths.end();
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@ -1093,7 +1069,7 @@ static void opQuery(Globals & globals,
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columns.push_back(i->system);
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if (printDrvPath) {
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string drvPath = i->queryDrvPath(globals.state);
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string drvPath = i->queryDrvPath();
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if (xmlOutput) {
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if (drvPath != "") attrs["drvPath"] = drvPath;
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} else
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@ -1101,7 +1077,7 @@ static void opQuery(Globals & globals,
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}
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if (printOutPath && !xmlOutput) {
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DrvInfo::Outputs outputs = i->queryOutputs(globals.state);
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DrvInfo::Outputs outputs = i->queryOutputs();
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string s;
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foreach (DrvInfo::Outputs::iterator, j, outputs) {
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if (!s.empty()) s += ';';
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@ -1112,9 +1088,7 @@ static void opQuery(Globals & globals,
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}
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if (printDescription) {
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MetaInfo meta = i->queryMetaInfo(globals.state);
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MetaValue value = meta["description"];
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string descr = value.type == MetaValue::tpString ? value.stringValue : "";
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string descr = i->queryMetaString("description");
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if (xmlOutput) {
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if (descr != "") attrs["description"] = descr;
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} else
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@ -1125,7 +1099,7 @@ static void opQuery(Globals & globals,
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if (printOutPath || printMeta) {
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XMLOpenElement item(xml, "item", attrs);
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if (printOutPath) {
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DrvInfo::Outputs outputs = i->queryOutputs(globals.state);
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DrvInfo::Outputs outputs = i->queryOutputs();
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foreach (DrvInfo::Outputs::iterator, j, outputs) {
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XMLAttrs attrs2;
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attrs2["name"] = j->first;
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@ -1134,26 +1108,32 @@ static void opQuery(Globals & globals,
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}
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}
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if (printMeta) {
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MetaInfo meta = i->queryMetaInfo(globals.state);
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foreach (MetaInfo::iterator, j, meta) {
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StringSet metaNames = i->queryMetaNames();
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foreach (StringSet::iterator, j, metaNames) {
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XMLAttrs attrs2;
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attrs2["name"] = j->first;
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if (j->second.type == MetaValue::tpString) {
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attrs2["name"] = *j;
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Value & v(*i->queryMeta(*j));
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if (v.type == tString) {
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attrs2["type"] = "string";
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attrs2["value"] = j->second.stringValue;
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attrs2["value"] = v.string.s;
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xml.writeEmptyElement("meta", attrs2);
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} else if (j->second.type == MetaValue::tpInt) {
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} else if (v.type == tInt) {
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attrs2["type"] = "int";
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attrs2["value"] = (format("%1%") % j->second.intValue).str();
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attrs2["value"] = (format("%1%") % v.integer).str();
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xml.writeEmptyElement("meta", attrs2);
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} else if (j->second.type == MetaValue::tpStrings) {
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} else if (v.type == tBool) {
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attrs2["type"] = "bool";
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attrs2["value"] = v.boolean ? "true" : "false";
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xml.writeEmptyElement("meta", attrs2);
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} else if (v.type == tList) {
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attrs2["type"] = "strings";
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XMLOpenElement m(xml, "meta", attrs2);
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foreach (Strings::iterator, k, j->second.stringValues) {
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for (unsigned int j = 0; j < v.list.length; ++j) {
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string s = globals.state.forceStringNoCtx(*v.list.elems[j]);
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XMLAttrs attrs3;
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attrs3["value"] = *k;
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attrs3["value"] = s;
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xml.writeEmptyElement("string", attrs3);
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}
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}
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}
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}
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}
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@ -1166,6 +1146,9 @@ static void opQuery(Globals & globals,
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} catch (AssertionError & e) {
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printMsg(lvlTalkative, format("skipping derivation named `%1%' which gives an assertion failure") % i->name);
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} catch (Error & e) {
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e.addPrefix(format("while querying the derivation named `%1%':\n") % i->name);
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throw;
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}
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}
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