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Extended path prefix handling on Windows.

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This commit is contained in:
Steffen Schümann 2020-10-09 23:57:54 +02:00
parent ff6e5e8959
commit 6649653be9
1 changed files with 11 additions and 6 deletions
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17
include/ghc/filesystem.hpp
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@ -1654,12 +1654,17 @@ GHC_INLINE void path::postprocess_path_with_format(path::impl_string_type& p, pa
#ifdef GHC_OS_WINDOWS
case path::auto_format:
case path::native_format:
if (detail::startsWith(p, std::string("\\\\?\\"))) {
// remove Windows long filename marker
p.erase(0, 4);
if (detail::startsWith(p, std::string("UNC\\"))) {
p.erase(0, 2);
p[0] = '\\';
if (p.length() > 4 && p[2] == '?') {
if (detail::startsWith(p, std::string("\\\\?\\"))) {
// remove Windows long filename marker
p.erase(0, 4);
if (detail::startsWith(p, std::string("UNC\\"))) {
p.erase(0, 2);
p[0] = '\\';
}
}
else if (detail::startsWith(p, std::string("\\??\\"))) {
p.erase(0, 4);
}
}
for (auto& c : p) {