Re: pipe.cc: Missing FILE_SYNCHRONOUS_IO_NONALERT in call to NtOpenFile call in nt_create() - possibly leading to ENOSPC in UCRT

Hi Corinna, On 25/02/2025 16:08, Corinna Vinschen via Cygwin wrote: Hi Knut, On Feb 25 01:51, knut st. osmundsen via Cygwin wrote: Hi, I've been hunting an issue for some days now, where a non-cygwin program using microsoft's UCRT sometimes end up with a sticky error on stdout wh

pipe.cc: Missing FILE_SYNCHRONOUS_IO_NONALERT in call to NtOpenFile call in nt_create() - possibly leading to ENOSPC in UCRT

Hi, I've been hunting an issue for some days now, where a non-cygwin program using microsoft's UCRT sometimes end up with a sticky error on stdout when running under cygwin perl with a pipe capturing stdout and stderr.  When the problem triggers, the pipe buffer appears to be full and it real