Created
April 7, 2025 19:33
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How Qt understands Linux paths on Windows
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| >> "/home/bla" | |
| "/home/bla" | |
| is relative? false | |
| is absolute? true | |
| >> "C:\\home\\bla" | |
| "C:/home/bla" | |
| is relative? false | |
| is absolute? true | |
| >> "C:\\\\home\\bla" | |
| "C:/home/bla" | |
| is relative? false | |
| is absolute? true | |
| >> "bla" | |
| "bla" | |
| is relative? true | |
| is absolute? false | |
| >> "home\\bla" | |
| "home/bla" | |
| is relative? true | |
| is absolute? false | |
| >> "home/bla" | |
| "home/bla" | |
| is relative? true | |
| is absolute? false | |
| >> "./bla" | |
| "bla" | |
| is relative? true | |
| is absolute? false | |
| >> "../bla" | |
| "../bla" | |
| is relative? true | |
| is absolute? false | |
| >> ".\\bla" | |
| "bla" | |
| is relative? true | |
| is absolute? false | |
| >> "..\\bla" | |
| "../bla" | |
| is relative? true | |
| is absolute? false | |
| >> "C:\\\\home\\bla\\..\\.\\..\\this\\and\\or\\..\\that" | |
| "C:/this/and/that" | |
| is relative? false | |
| is absolute? true | |
| >> "/home/bla/.././../this/and/or/../that" | |
| "/this/and/that" | |
| is relative? false | |
| is absolute? true |
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| #include <vector> | |
| #include <QDebug> | |
| #include <QDir> | |
| int main() | |
| { | |
| std::vector<QString> paths = {R"(/home/bla)", | |
| R"(C:\home\bla)", | |
| R"(C:\\home\bla)", | |
| R"(bla)", | |
| R"(home\bla)", | |
| R"(home/bla)", | |
| R"(./bla)", | |
| R"(../bla)", | |
| R"(.\bla)", | |
| R"(..\bla)", | |
| R"(C:\\home\bla\..\.\..\this\and\or\..\that)", | |
| R"(/home/bla/.././../this/and/or/../that)", | |
| }; | |
| for (auto p : paths) | |
| { | |
| qDebug() << ">> " << p; | |
| qDebug() << QDir::cleanPath(p); | |
| qDebug() << "is relative? " << QDir::isRelativePath(p); | |
| qDebug() << "is absolute? " << QDir::isAbsolutePath(p) << "\n"; | |
| } | |
| return 0; | |
| } |
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Contrast with https://godbolt.org/z/j5f7657v4.