[PATCH] D39464: Define fs::allocate_file which preallocates disk blocks.

[Kamil Rytarowski via Phabricator via llvm-commits]

krytarowski added inline comments.


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Comment at: llvm/lib/Support/Unix/Path.inc:436
       return std::error_code(Err, std::generic_category());
+    return make_error_code(errc::function_not_supported);
   }
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NetBSD needs `ftruncate`(2) as a fallback for `posix_fallocate`(2).

In the default setup `posix_fallocate`() returns EOPNOTSUPP.


https://reviews.llvm.org/D39464