inNixShell considered harmful

Dependencies

• [2] X7IAG7JT Simplify running nix-shell
• [3] YQWH4POV * Simplify.
• [4] T4LLYESZ * Nix expression for building Hydra.
• [5] DWQCLOPQ Tweaks for nix-shell
• [6] V2ALOFRR Fix the test
• [7] UMEQXUUH hydra: fix name of build jobset
• [8] DUUF3XJF Don't mess with $LOGNAME in nix-shell
• [9] LOHWNXEJ Cleanup

Change contents

• edit in release.nix at line 3
  [3.91]

  [3.91]
  + , shell ? false
• replacement in release.nix at line 115
  [2.445]→[2.445:500](∅→∅)
  − src = if lib.inNixShell then null else hydraSrc;
  [2.445]

  [3.925]
  + src = if shell then null else hydraSrc;
• replacement in release.nix at line 134
  [3.75]→[2.681:703](∅→∅)
  − postUnpack = ''
  [3.75]

  [2.703]
  + postUnpack = optionalString (!shell) ''
• replacement in release.nix at line 136
  [2.757]→[2.757:895](∅→∅)
  − if [ -z "$IN_NIX_SHELL" ]; then

  − (cd $sourceRoot && (git ls-files -o --directory | xargs -r rm -rfv)) || true

  − fi
  [2.757]

  [2.895]
  + (cd $sourceRoot && (git ls-files -o --directory | xargs -r rm -rfv)) || true
• replacement in shell.nix at line 1
  [2.1118]→[2.1119:1164](∅→∅)
  − (import ./release.nix {}).build.x86_64-linux
  [2.1118]
  + (import ./release.nix { shell = true; }).build.x86_64-linux