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Use std::filesystem::path in more places (#10657)

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Progress on #9205

Co-Authored-By: John Ericson <John.Ericson@Obsidian.Systems>

* Get rid of `PathNG`, just use `std::filesystem::path`
This commit is contained in:
Siddhant Kumar 2024-05-08 03:58:50 +05:30 • committed by GitHub
parent 9ae6455b0e
commit fcbc36cf78
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13 changed files with 104 additions and 82 deletions
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16
src/libutil/windows/file-path.cc
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@ -12,35 +12,35 @@ namespace nix {
std::string os_string_to_string(PathViewNG::string_view path)
{
std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>> converter;
return converter.to_bytes(PathNG::string_type { path });
return converter.to_bytes(std::filesystem::path::string_type { path });
}
PathNG::string_type string_to_os_string(std::string_view s)
std::filesystem::path::string_type string_to_os_string(std::string_view s)
{
std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>> converter;
return converter.from_bytes(std::string { s });
}
std::optional<PathNG> maybePathNG(PathView path)
std::optional<std::filesystem::path> maybePath(PathView path)
{
if (path.length() >= 3 && (('A' <= path[0] && path[0] <= 'Z') || ('a' <= path[0] && path[0] <= 'z')) && path[1] == ':' && WindowsPathTrait<char>::isPathSep(path[2])) {
PathNG::string_type sw = string_to_os_string(
std::filesystem::path::string_type sw = string_to_os_string(
std::string { "\\\\?\\" } + path);
std::replace(sw.begin(), sw.end(), '/', '\\');
return sw;
}
if (path.length() >= 7 && path[0] == '\\' && path[1] == '\\' && (path[2] == '.' || path[2] == '?') && path[3] == '\\' &&
('A' <= path[4] && path[4] <= 'Z') && path[5] == ':' && WindowsPathTrait<char>::isPathSep(path[6])) {
PathNG::string_type sw = string_to_os_string(path);
std::filesystem::path::string_type sw = string_to_os_string(path);
std::replace(sw.begin(), sw.end(), '/', '\\');
return sw;
}
return std::optional<PathNG::string_type>();
return std::optional<std::filesystem::path::string_type>();
}
PathNG pathNG(PathView path)
std::filesystem::path pathNG(PathView path)
{
std::optional<PathNG::string_type> sw = maybePathNG(path);
std::optional<std::filesystem::path::string_type> sw = maybePath(path);
if (!sw) {
// FIXME why are we not using the regular error handling?
std::cerr << "invalid path for WinAPI call ["<<path<<"]"<<std::endl;