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Fixes skip_existing

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actboy168 2022-04-08 10:32:41 +08:00 committed by GitHub
parent cd6805e94d
commit f6d7d5b826
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1 changed files with 7 additions and 4 deletions
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7
include/ghc/filesystem.hpp
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@ -3912,11 +3912,14 @@ GHC_INLINE bool copy_file(const path& from, const path& to, copy_options options
ec = tecf;
return false;
}
if (exists(st) && (!is_regular_file(st) || equivalent(from, to, ec) || (options & (copy_options::skip_existing | copy_options::overwrite_existing | copy_options::update_existing)) == copy_options::none)) {
if (exists(st)) {
if ((options & copy_options::skip_existing) == copy_options::skip_existing) {
return false;
}
if (!is_regular_file(st) || equivalent(from, to, ec) || (options & (copy_options::overwrite_existing | copy_options::update_existing)) == copy_options::none) {
ec = tect ? tect : detail::make_error_code(detail::portable_error::exists);
return false;
}
if (exists(st)) {
if ((options & copy_options::update_existing) == copy_options::update_existing) {
auto from_time = last_write_time(from, ec);
if (ec) {