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ly_out_fd

libyang5_sys

Function ly_out_fd 

Source 
pub unsafe extern "C" fn ly_out_fd(
    out: *mut ly_out,
    fd: c_int,
) -> c_int
Expand description

@brief Get or reset file descriptor printer handler.

@param[in] out Printer handler. @param[in] fd Optional value of a new file descriptor for the handler. If -1, only the current file descriptor value is returned. @return Previous value of the file descriptor. Note that caller is responsible for closing the returned file descriptor in case of setting new descriptor @p fd. @return -1 in case of error when setting up the new file descriptor.