arcanist: fix mtime impurity

This package would sometimes require bison, depending on file enumeration order. Adding -a flag to cp to preserve mtimes fixes this.
This commit is contained in:
Yorick van Pelt 2018-09-18 01:38:05 +02:00
parent f1737fa646
commit 6a1cb96a5b
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@ -22,8 +22,8 @@ stdenv.mkDerivation rec {
buildInputs = [ php makeWrapper flex ];
unpackPhase = ''
cp -R ${libphutil} libphutil
cp -R ${arcanist} arcanist
cp -aR ${libphutil} libphutil
cp -aR ${arcanist} arcanist
chmod +w -R libphutil arcanist
'';