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Diffstat (limited to 'src')
| -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 e7a8ee434a50..246e0d9da86b 100644 --- a/src/libstore/build.cc +++ b/src/libstore/build.cc @@ -1868,6 +1868,12 @@ void DerivationGoal::initChild() private PID namespace. */ if (mount("none", (chrootRootDir + "/proc").c_str(), "proc", 0, 0) == -1) throw SysError("mounting /proc"); + + /* Mount a new tmpfs on /dev/shm to ensure that whatever + the builder puts in /dev/shm is cleaned up automatically. */ + if (pathExists("/dev/shm")) + if (mount("none", (chrootRootDir + "/dev/shm").c_str(), "tmpfs", 0, 0) == -1) + throw SysError("mounting /dev/shm"); /* Do the chroot(). Below we do a chdir() to the temporary build directory to make sure the current |