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[libc++] fix largefile handling in fs::copy_file #121855

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Merged
merged 1 commit into from
Jan 7, 2025
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[libc++] fix largefile handling in fs::copy_file #121855

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6 changes: 6 additions & 0 deletions libcxx/src/filesystem/operations.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -238,8 +238,14 @@ bool copy_file_impl_copy_file_range(FileDescriptor& read_fd, FileDescriptor& wri
return false;
}
// do not modify the fd positions as copy_file_impl_sendfile may be called after a partial copy
# if defined(__linux__)
loff_t off_in = 0;
loff_t off_out = 0;
# else
off_t off_in = 0;
off_t off_out = 0;
# endif

do {
ssize_t res;

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