StringLinkedList getFilesRecursive(AllocatorPool* pool, String directory, Error* error)
{
if (directory.length == 0)
{
StringLinkedList nullResult = {};
return nullResult;
}
char* lastCharacter = &directory.data[directory.length - 1];
if (lastCharacter[0] == '/' || lastCharacter[0] == '\\')
{
// Trim trailing back-or-forward slash
directory.length -= 1;
}
assert(directory.length < MAX_PATH);
// Convert String to C-String
char baseDir[MAX_PATH];
memcpy(baseDir, directory.data, directory.length);
baseDir[directory.length] = '\0';
// Convert C-String to WChar-String
wchar_t szBaseDir[MAX_PATH];
mbstowcs(szBaseDir, baseDir, MAX_PATH);
const u32 directoryLimit = 100;
wchar_t szDirectories[directoryLimit][MAX_PATH+10];
u32 directories = 0;
u32 files = 0;
StringCchCopy(szDirectories[directories++], MAX_PATH, szBaseDir);
StringLinkedList list = {};
while (directories > 0)
{
--directories;
wchar_t currentDirectory[MAX_PATH];
StringCchCopy(currentDirectory, MAX_PATH, szDirectories[directories]);
wchar_t currentDirectoryWSearch[MAX_PATH];
StringCchCopy(currentDirectoryWSearch, MAX_PATH, currentDirectory);
StringCchCat(currentDirectoryWSearch, MAX_PATH, TEXT("\\*"));
WIN32_FIND_DATA ffd;
HANDLE hFind = FindFirstFile(currentDirectoryWSearch, &ffd);
DWORD dLastError = GetLastError();
if (hFind == INVALID_HANDLE_VALUE || dLastError == ERROR_FILE_NOT_FOUND)
{
if (error)
{
if (dLastError == ERROR_FILE_NOT_FOUND)
{
error->errorCode = DIRECTORY_NO_FILES;
}
else
{
error->errorCode = DIRECTORY_INVALID_DIR;
}
}
StringLinkedList list_null = {};
return list_null;
}
do
{
if (wcscmp(ffd.cFileName, TEXT(".")) != 0 && wcscmp(ffd.cFileName, TEXT("..")) != 0)
{
if (ffd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
{
// Push this directory to be searched next iteration.
StringCchCopy(szDirectories[directories], MAX_PATH, currentDirectory);
StringCchCat(szDirectories[directories], MAX_PATH, TEXT("\\"));
StringCchCat(szDirectories[directories], MAX_PATH, ffd.cFileName);
++directories;
}
else
{
wchar_t filepath[MAX_PATH];
StringCchCopy(filepath, ArrayCount(filepath), currentDirectory);
StringCchCat(filepath, ArrayCount(filepath), TEXT("\\"));
StringCchCat(filepath, ArrayCount(filepath), ffd.cFileName);
String string = WcharToUTF8String(pool, filepath);
list.add(string, pool);
++files;
}
}
}
while (FindNextFile(hFind, &ffd) != 0);
FindClose(hFind);
}
return list;
}
