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Don't show <nix/derivation.nix> in stack traces

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Messages like

  while evaluating the attribute `outPath' at `/nix/store/212ngf4ph63mp6p1np2bapkfikpakfv7-nix-1.6/share/nix/corepkgs/derivation.nix:18:9':

are redundant, because Nix already shows that it's evaluating a derivation:

  while instantiating the derivation named `firefox-24.0' at `/home/eelco/Dev/nixpkgs/pkgs/applications/networking/browsers/firefox/default.nix:131:5':
  while evaluating the derivation attribute `nativeBuildInputs' at `/home/eelco/Dev/nixpkgs/pkgs/stdenv/generic/default.nix:76:17':
This commit is contained in:
Eelco Dolstra 2013-10-17 11:47:38 +02:00
parent bb659bad81
commit f440558acc
3 changed files with 5 additions and 2 deletions
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4
src/libexpr/primops.cc
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@ -1262,7 +1262,9 @@ void EvalState::createBaseEnv()
/* Add a wrapper around the derivation primop that computes the
`drvPath' and `outPath' attributes lazily. */
evalFile(findFile("nix/derivation.nix"), v);
string path = findFile("nix/derivation.nix");
sDerivationNix = symbols.create(path);
evalFile(path, v);
addConstant("derivation", v);
/* Now that we've added all primops, sort the `builtins' attribute