Fix 'Read-only file system' when building a derivation

2018-11-15 12:59:54 +01:00 · 2018-11-15 12:59:54 +01:00 · a32ff2573b
commit a32ff2573b
parent 32a0a223d5
3 changed files with 5 additions and 1 deletions
--- a/src/libutil/util.cc
+++ b/src/libutil/util.cc
@ -936,7 +936,8 @@ pid_t startProcess(std::function<void()> fun, const ProcessOptions & options)
                throw SysError("setting death signal");
 #endif
            restoreAffinity();
-            restoreMountNamespace();
+            if (options.restoreMountNamespace)
+                restoreMountNamespace();
            fun();
        } catch (std::exception & e) {
            try {