[3.14] gh-154416: Fix hanging test_tcflow on DragonFly BSD (GH-154417) - #154422
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serhiy-storchaka merged 1 commit intoJul 22, 2026
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…honGH-154417) TCIOFF and TCION transmit STOP and START characters, and closing the pseudo-terminal waits until they are read. Discard them. (cherry picked from commit b0c945a) Co-authored-by: Serhiy Storchaka <storchaka@gmail.com> Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
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TCIOFFandTCIONtransmit STOP and START characters. On DragonFly BSD closing the pseudo-terminal then waits for them to be read, which never happens.Manual backport of GH-154417: the
skip_enotty_error()wrapper only exists on the main branch.