* Use IO::Handles instead of old school filehandles. This ensures

Dependencies

• [2] OD5FSS5A * Quick hack to allow viewing of dependency graphs (via nix-store -q
• [3] 2GK5DOU7 * Downloading closures.
• [4] NYC3LZKH * Generate NAR archives on the fly. Necessary for producing channels
• [5] 5NO7NCKT * Refactoring.

Change contents

• edit in src/lib/Hydra/View/NixClosure.pm at line 13
  [3.4434]→[3.1096:1097](∅→∅),[3.1096]→[3.1096:1097](∅→∅),[3.1097]→[3.4435:4512](∅→∅)
  −

  − open(OUTPUT, "nix-store --export `nix-store -qR @storePaths` | gzip |");
• replacement in src/lib/Hydra/View/NixClosure.pm at line 15
  [3.1203]→[3.1203:1248](∅→∅)
  − $fh->fdopen(fileno(OUTPUT), "r") or die;
  [3.1203]

  [3.1248]
  +

  + open $fh, "nix-store --export `nix-store -qR @storePaths` | gzip |";
• edit in src/lib/Hydra/View/NixDepGraph.pm at line 13
  [2.1244]→[2.1244:1340](∅→∅)
  −

  − open(OUTPUT, "nix-store --query --graph @storePaths | dot -Tpng -Gbgcolor=transparent |");
• replacement in src/lib/Hydra/View/NixDepGraph.pm at line 15
  [2.1370]→[2.1370:1415](∅→∅)
  − $fh->fdopen(fileno(OUTPUT), "r") or die;
  [2.1370]

  [2.1415]
  +

  + open $fh, "nix-store --query --graph @storePaths | dot -Tpng -Gbgcolor=transparent |";
• edit in src/lib/Hydra/View/NixNAR.pm at line 12
  [3.729]→[3.729:791](∅→∅)
  −

  − open(OUTPUT, "nix-store --dump '$storePath' | bzip2 |");
• replacement in src/lib/Hydra/View/NixNAR.pm at line 14
  [3.821]→[3.821:866](∅→∅)
  − $fh->fdopen(fileno(OUTPUT), "r") or die;
  [3.821]

  [3.866]
  +

  + open $fh, "nix-store --dump '$storePath' | bzip2 |";
• edit in src/lib/Hydra/View/NixNAR.pm at line 19
  [3.897]→[3.897:917](∅→∅)
  − undef $fh;

  −