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Diffstat (limited to 'src/libstore/build.cc')
| -rw-r--r-- | src/libstore/build.cc | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/libstore/build.cc b/src/libstore/build.cc index 4d542e31d32b..412640670de7 100644 --- a/src/libstore/build.cc +++ b/src/libstore/build.cc @@ -1578,6 +1578,12 @@ void DerivationGoal::startBuilder() % (buildUser.enabled() ? buildUser.getUID() : getuid()) % (buildUser.enabled() ? buildUser.getGID() : getgid())).str()); + /* Declare the build user's group so that programs get a consistent + view of the system (e.g., "id -gn"). */ + writeFile(chrootRootDir + "/etc/group", + (format("nixbld:!:%1%:\n") + % (buildUser.enabled() ? buildUser.getGID() : getgid())).str()); + /* Bind-mount a user-configurable set of directories from the host file system. The `/dev/pts' directory must be mounted separately so that newly-created pseudo-terminals show |