diff options
| -rw-r--r-- | src/libstore/build.cc | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/libstore/build.cc b/src/libstore/build.cc index d488cda37ca2..ba51f85917f3 100644 --- a/src/libstore/build.cc +++ b/src/libstore/build.cc @@ -2554,15 +2554,18 @@ void DerivationGoal::runChild() */ sandboxProfile += "(allow file-read* file-write* process-exec\n"; for (auto & i : dirsInChroot) { - if (i.first != i.second) + if (i.first != i.second.source) throw Error(format( "can't map '%1%' to '%2%': mismatched impure paths not supported on Darwin") - % i.first % i.second); + % i.first % i.second.source); string path = i.first; struct stat st; - if (lstat(path.c_str(), &st)) + if (lstat(path.c_str(), &st)) { + if (i.second.optional && errno == ENOENT) + continue; throw SysError(format("getting attributes of path ‘%1%’") % path); + } if (S_ISDIR(st.st_mode)) sandboxProfile += (format("\t(subpath \"%1%\")\n") % path).str(); else |