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FIx detection of drive letter in windows path, use utf-8 for path #2

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Ondrej Novak 2025-04-30 23:00:46 +02:00
parent 3152a44d35
commit 54d7d22734
3 changed files with 40 additions and 18 deletions
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37
platform/file_access.cpp
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@ -7,23 +7,35 @@
#include "../libs/logfile.h"
std::filesystem::path break_and_compose_path(const std::string_view &pathname, char sep) {
std::filesystem::path break_and_compose_path(std::string_view pathname, char sep) {
auto utf8_to_path = [](std::string_view sv) -> std::filesystem::path {
return std::filesystem::path(std::u8string(reinterpret_cast<const char8_t*>(sv.data()), sv.size()));
};
auto p = pathname.rfind(sep);
if (p == pathname.npos) {
if (pathname == "." || pathname == "..") {
return std::filesystem::canonical(".");
} else if (pathname.empty()) {
return std::filesystem::current_path().root_path();
} else if (pathname == std::filesystem::current_path().root_name()) {
return std::filesystem::current_path().root_path();
} else {
return std::filesystem::current_path()/pathname;
}
}
return break_and_compose_path(pathname.substr(0,p), sep) / pathname.substr(p+1);
}
// Detekce Windows drive letter jako "C:"
if (pathname.size() == 2 && std::isalpha(static_cast<unsigned char>(pathname[0])) && pathname[1] == ':') {
return utf8_to_path(std::string(pathname) + "\\"); // vždy konstruujeme s \ pro root disku
}
// Kontrola na root (např. "/") – musíme převést pro porovnání
if (utf8_to_path(pathname) == std::filesystem::current_path().root_path()) {
return std::filesystem::current_path().root_path();
}
// Vše ostatní relativně vůči current_path
return std::filesystem::current_path() / utf8_to_path(pathname);
}
return break_and_compose_path(pathname.substr(0, p), sep) / utf8_to_path(pathname.substr(p + 1));
}
std::filesystem::path convert_pathname_to_path(const std::string_view &pathname) {
auto p = pathname.find('\\');
@ -81,7 +93,12 @@ const char *file_icase_find(const char *pathname) {
FILE *fopen_icase(const char *pathname, const char *mode) {
std::filesystem::path path = try_to_find_file(convert_pathname_to_path(pathname));
#ifdef _WIN32
std::wstring wmode(mode, mode + std::strlen(mode)); // bezpečnější převod
return _wfopen(path.wstring().c_str(), wmode.c_str());
#else
return fopen(path.string().c_str(), mode);
#endif
}
static thread_local std::string build_pathname_buffer;