From b9b7bb18063d8315cd84424b7e3535b76d06cfc6 Mon Sep 17 00:00:00 2001 From: Jude Taylor Date: Mon, 16 Nov 2015 05:29:09 -0800 Subject: [PATCH] re-fix permissions for GHC --- src/libstore/build.cc | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/src/libstore/build.cc b/src/libstore/build.cc index 2b148391f..9614bb1c3 100644 --- a/src/libstore/build.cc +++ b/src/libstore/build.cc @@ -2503,8 +2503,11 @@ void DerivationGoal::runChild() } sandboxProfile += ")\n"; - /* Our inputs (transitive dependencies and any impurities computed above) */ - sandboxProfile += "(allow file-read* process-exec\n"; + /* Our inputs (transitive dependencies and any impurities computed above) + + without file-write* allowed, access() incorrectly returns EPERM + */ + sandboxProfile += "(allow file-read* file-write* process-exec\n"; for (auto & i : dirsInChroot) { if (i.first != i.second) throw SysError(format("can't map '%1%' to '%2%': mismatched impure paths not supported on darwin"));