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#pragma once
///@file
namespace nix {
/**
* Save the current mount namespace. Ignored if called more than
* once.
*/
void saveMountNamespace();
/**
* Restore the mount namespace saved by saveMountNamespace(). Ignored
* if saveMountNamespace() was never called.
*/
void restoreMountNamespace();
/**
* Cause this thread to not share any FS attributes with the main
* thread, because this causes setns() in restoreMountNamespace() to
* fail.
*/
void unshareFilesystem();
#if __linux__
bool userNamespacesSupported();
bool mountAndPidNamespacesSupported();
#endif
}
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