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[3.x] Fix get_base_dir windows top level directory logic

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This is a fix for https://github.com/godotengine/godot/issues/52048
This commit is contained in:
Theraot 2021-09-16 06:38:29 -05:00
parent 1bbc7c9c3a
commit d03f7c0598
1 changed files with 32 additions and 16 deletions
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48
core/ustring.cpp
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@ -3967,26 +3967,42 @@ bool String::is_rel_path() const {
}
String String::get_base_dir() const {
int basepos = find(":/");
if (basepos == -1) {
basepos = find(":\\");
}
String rs;
String base;
int end = 0;
// url scheme style base
int basepos = find("://");
if (basepos != -1) {
int end = basepos + 3;
rs = substr(end, length());
base = substr(0, end);
} else {
if (begins_with("/")) {
rs = substr(1, length());
base = "/";
} else {
rs = *this;
end = basepos + 3;
}
// windows top level directory base
if (end == 0) {
basepos = find(":/");
if (basepos == -1) {
basepos = find(":\\");
}
if (basepos != -1) {
end = basepos + 2;
}
}
int sep = MAX(rs.find_last("/"), rs.find_last("\\"));
// unix root directory base
if (end == 0) {
if (begins_with("/")) {
end = 1;
}
}
String rs;
String base;
if (end != 0) {
rs = substr(end, length());
base = substr(0, end);
} else {
rs = *this;
}
int sep = MAX(rs.rfind("/"), rs.rfind("\\"));
if (sep == -1) {
return base;
}