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display attr-path only when queried available

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YI 2020-03-01 16:11:22 +08:00
parent 22a754c091
commit b6d794fb8d
2 changed files with 4 additions and 1 deletions
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2
src/nix-env/nix-env.cc
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@ -914,6 +914,8 @@ static void opQuery(Globals & globals, Strings opFlags, Strings opArgs)
throw UsageError(format("unknown flag '%1%'") % arg);
}
if (printAttrPath && source != sAvailable)
throw UsageError("--attr-path(-P) only works with --available");
/* Obtain derivation information from the specified source. */
DrvInfos availElems, installedElems;