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Further symlink fixes

This commit is contained in:
supagu 2017-09-06 18:09:27 +09:30
parent 4d73b778f0
commit f4994e750d
1 changed files with 26 additions and 16 deletions
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42
drivers/unix/dir_access_unix.cpp
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@ -212,36 +212,46 @@ Error DirAccessUnix::change_dir(String p_dir) {
GLOBAL_LOCK_FUNCTION
// make sure current_dir is valid absolute path
if (current_dir == "." || current_dir == "") {
char real_current_dir_name[2048];
getcwd(real_current_dir_name, 2048);
current_dir.parse_utf8(real_current_dir_name);
}
if (p_dir == ".") {
return OK;
}
p_dir = fix_path(p_dir);
String prev_dir = current_dir;
// prev_dir is the directory we are changing out of
String prev_dir;
char real_current_dir_name[2048];
getcwd(real_current_dir_name, 2048);
if (prev_dir.parse_utf8(real_current_dir_name))
prev_dir = real_current_dir_name; //no utf8, maybe latin?
//print_line("directory we are changing out of (prev_dir): " + prev_dir);
// try_dir is the directory we are trying to change into
String try_dir = "";
if (p_dir.is_rel_path()) {
String next_dir = current_dir + "/" + p_dir;
//print_line("p_dir is relative: " + p_dir + " about to simplfy: " + next_dir);
next_dir = next_dir.simplify_path();
current_dir = next_dir;
try_dir = next_dir;
} else {
current_dir = p_dir;
try_dir = p_dir;
//print_line("p_dir is absolute: " + p_dir);
}
bool worked = (chdir(current_dir.utf8().get_data()) == 0); // we can only give this utf8
// if try_dir is nothing, it is not changing directory so change it to a "." otherwise chdir will fail
if (try_dir == "") {
try_dir = ".";
}
//print_line("directory we are changing in to (try_dir): " + try_dir);
bool worked = (chdir(try_dir.utf8().get_data()) == 0); // we can only give this utf8
if (!worked) {
current_dir = prev_dir;
//print_line("directory does not exist");
return ERR_INVALID_PARAMETER;
}
// the directory exists, so set current_dir to try_dir
current_dir = try_dir;
chdir(prev_dir.utf8().get_data());
//print_line("directory exists, setting current_dir to: " + current_dir);
return OK;
}