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boost::process::limit_handles
// In header: <boost/process/handles.hpp> static unspecified limit_handles;
The limit_handles property sets all properties to be inherited only expcitly. It closes all unused file-descriptors on posix after the fork and removes the inherit flags on windows.
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This is executed after the fork on posix. |
system("gcc", limit_handles);
Since limit also closes the standard handles unless they are explicitly redirected they can be ignored by limit_handles
in the following way.
system("gcc", limit_handles.allowStd())