Gunnar Beutner fbfd0ed5ab LibCore: Open files with O_CLOEXEC by default ...

This changes Core::File::open() to specify O_CLOEXEC by default
so that we don't leak file descriptors into child processes. The
new behavior can be overriden by specifying OpenMode::KeepOnExec.

2021-05-17 13:32:19 +02:00

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