diff options
author | Jeremy Fleischman <jeremyfleischman@gmail.com> | 2022-07-14 23:11:02 -0700 |
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committer | Jeremy Fleischman <jeremyfleischman@gmail.com> | 2022-07-14 23:25:39 -0700 |
commit | 04386f7d69d9c370eb4367ca41d89ac5990ac02e (patch) | |
tree | a2da216348e86f17a2a8ea463a71b2d0aa382330 /src/nix/develop.cc | |
parent | de287964d5bf92cd811fce395061385c2079fba6 (diff) |
nix develop: do not assume that saved vars are set
This fixes https://github.com/NixOS/nix/issues/6809
Diffstat (limited to 'src/nix/develop.cc')
-rw-r--r-- | src/nix/develop.cc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/nix/develop.cc b/src/nix/develop.cc index 6d9ad9942..ba7ba7c25 100644 --- a/src/nix/develop.cc +++ b/src/nix/develop.cc @@ -288,8 +288,10 @@ struct Common : InstallableCommand, MixProfile out << "unset shellHook\n"; - for (auto & var : savedVars) + for (auto & var : savedVars) { + out << fmt("%s=${%s:-}\n", var, var); out << fmt("nix_saved_%s=\"$%s\"\n", var, var); + } buildEnvironment.toBash(out, ignoreVars); |