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Allow bypass of posix_fallocate with FPRIME_SYNTHETIC_FALLOCATE (#4380)

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M Starch 2025-11-03 09:33:34 -08:00 committed by GitHub
parent 695478d1a1
commit edf5c85d09
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Os/Posix/File.cpp
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@ -165,7 +165,7 @@ PosixFile::Status PosixFile::preallocate(FwSizeType offset, FwSizeType length) {
// this call is properly implemented. This code starts with a status of "NOT_SUPPORTED". When the standard is met
// an attempt will be made to called posix_fallocate, and should that still return NOT_SUPPORTED then fallback
// code is engaged to synthesize this behavior.
#if _POSIX_C_SOURCE >= 200112L
#if _POSIX_C_SOURCE >= 200112L && !(defined(FPRIME_SYNTHETIC_FALLOCATE) && FPRIME_SYNTHETIC_FALLOCATE)
else {
int errno_status =
::posix_fallocate(this->m_handle.m_file_descriptor, static_cast<off_t>(offset), static_cast<off_t>(length));