mirror of
https://github.com/NixOS/nix.git
synced 2024-11-25 16:23:02 +00:00
8707773965
Make sure that we can’t build the same derivation twice at the same time. Fix https://github.com/NixOS/nix/issues/5029
16 lines
268 B
Nix
16 lines
268 B
Nix
# A derivation that would certainly fail if several builders tried to
|
|
# build it at once.
|
|
|
|
|
|
with import ./config.nix;
|
|
|
|
mkDerivation {
|
|
name = "simple";
|
|
buildCommand = ''
|
|
mkdir $out
|
|
echo bar >> $out/foo
|
|
sleep 3
|
|
[[ "$(cat $out/foo)" == bar ]]
|
|
'';
|
|
}
|