* `nix-env --set': support --dry-run.
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@ -791,10 +791,17 @@ 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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store->buildDerivations(singleton<PathSet>(drv.queryDrvPath(globals.state)));
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else
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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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printMissing(paths);
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if (globals.dryRun) return;
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store->buildDerivations(paths);
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}
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else {
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printMissing(singleton<PathSet>(drv.queryOutPath(globals.state)));
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if (globals.dryRun) return;
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store->ensurePath(drv.queryOutPath(globals.state));
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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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