fix for #243

nob.c

@@ -172,6 +172,10 @@ extern "C" {
 }
 #endif
 
+#ifdef _WIN32
+#include "ConsoleApi2.h"
+#endif // _WIN32
+
 int main(int argc, char **argv)
 {
 #ifdef _WIN32

nob.h

@@ -313,9 +313,10 @@ typedef struct {
 
     struct {
 #ifdef _WIN32
-        WIN32_FIND_DATA win32_data;
+        WIN32_FIND_DATAW win32_data;
         HANDLE win32_hFind;
         bool win32_init;
+        char utf8_name[MAX_PATH];
 #else
         DIR *posix_dir;
         struct dirent *posix_ent;
@@ -1013,7 +1014,6 @@ NOBDEF char *nob_win32_error_message(DWORD err) {
 
     return win32ErrMsg;
 }
-
 #endif // _WIN32
 
 // The implementation idea is stolen from https://github.com/zhiayang/nabs
@@ -1960,7 +1960,15 @@ NOBDEF bool nob_dir_entry_open(const char *dir_path, Nob_Dir_Entry *dir)
 #ifdef _WIN32
     size_t temp_mark = nob_temp_save();
     char *buffer = nob_temp_sprintf("%s\\*", dir_path);
-    dir->nob__private.win32_hFind = FindFirstFile(buffer, &dir->nob__private.win32_data);
+
+    WCHAR utf16_buffer[MAX_PATH];
+    int n = MultiByteToWideChar(CP_UTF8, 0, buffer, -1, utf16_buffer, sizeof(utf16_buffer));
+    if(n == 0){
+        nob_log(NOB_ERROR, "Could not convert dir_path name from utf8 to utf16: %s", nob_win32_error_message(GetLastError()));
+        return false;
+    }
+
+    dir->nob__private.win32_hFind = FindFirstFileW(utf16_buffer, &dir->nob__private.win32_data);
     nob_temp_rewind(temp_mark);
 
     if (dir->nob__private.win32_hFind == INVALID_HANDLE_VALUE) {
@@ -1984,17 +1992,29 @@ NOBDEF bool nob_dir_entry_next(Nob_Dir_Entry *dir)
 #ifdef _WIN32
     if (!dir->nob__private.win32_init) {
         dir->nob__private.win32_init = true;
-        dir->name = dir->nob__private.win32_data.cFileName;
+
+        int n = WideCharToMultiByte(CP_UTF8, 0, dir->nob__private.win32_data.cFileName, -1, dir->nob__private.utf8_name, sizeof(dir->nob__private.utf8_name), NULL, NULL);
+        if(n == 0){
+            nob_log(NOB_ERROR, "Could not convert path name from utf16 to utf8: %s", nob_win32_error_message(GetLastError()));
+            return false;
+        }
+        dir->name = dir->nob__private.utf8_name;
         return true;
     }
 
-    if (!FindNextFile(dir->nob__private.win32_hFind, &dir->nob__private.win32_data)) {
+    if (!FindNextFileW(dir->nob__private.win32_hFind, &dir->nob__private.win32_data)) {
         if (GetLastError() == ERROR_NO_MORE_FILES) return false;
         nob_log(NOB_ERROR, "Could not read next directory entry: %s", nob_win32_error_message(GetLastError()));
         dir->error = true;
         return false;
     }
-    dir->name = dir->nob__private.win32_data.cFileName;
+
+    int n = WideCharToMultiByte(CP_UTF8, 0, dir->nob__private.win32_data.cFileName, -1, dir->nob__private.utf8_name, sizeof(dir->nob__private.utf8_name), NULL, NULL);
+    if(n == 0){
+      nob_log(NOB_ERROR, "Could not convert path name from utf16 to utf8: %s", nob_win32_error_message(GetLastError()));
+      return false;
+    }
+    dir->name = dir->nob__private.utf8_name;
 #else
     errno = 0;
     dir->nob__private.posix_ent = readdir(dir->nob__private.posix_dir);
@@ -2714,18 +2734,37 @@ NOBDEF int nob_file_exists(const char *file_path)
 NOBDEF const char *nob_get_current_dir_temp(void)
 {
 #ifdef _WIN32
-    DWORD nBufferLength = GetCurrentDirectory(0, NULL);
+    DWORD nBufferLength = GetCurrentDirectoryW(0, NULL);
     if (nBufferLength == 0) {
         nob_log(NOB_ERROR, "could not get current directory: %s", nob_win32_error_message(GetLastError()));
         return NULL;
     }
 
-    char *buffer = (char*) nob_temp_alloc(nBufferLength);
-    if (GetCurrentDirectory(nBufferLength, buffer) == 0) {
+    LPWSTR utf16_buffer;
+    utf16_buffer = (LPWSTR) nob_temp_alloc(nBufferLength*sizeof(*utf16_buffer));
+
+    if (GetCurrentDirectoryW(nBufferLength, utf16_buffer) == 0) {
         nob_log(NOB_ERROR, "could not get current directory: %s", nob_win32_error_message(GetLastError()));
         return NULL;
     }
 
+
+    int nUtf8BufferLength = WideCharToMultiByte(CP_UTF8, 0, utf16_buffer, nBufferLength, NULL, 0, NULL, NULL);
+    if(nUtf8BufferLength == 0){
+      nob_log(NOB_ERROR, "Could not determine utf8 path size: %s", nob_win32_error_message(GetLastError()));
+      return NULL;
+    }
+
+    char* buffer;
+    buffer = (char*) nob_temp_alloc(nUtf8BufferLength*sizeof(*buffer));
+
+    nUtf8BufferLength = WideCharToMultiByte(CP_UTF8, 0, utf16_buffer, nBufferLength, buffer, nUtf8BufferLength, NULL, NULL);
+    if(nBufferLength == 0){
+      nob_log(NOB_ERROR, "Could not convert utf16 path to utf8: %s", nob_win32_error_message(GetLastError()));
+      return NULL;
+    }
+
+
     return buffer;
 #else
     char *buffer = (char*) nob_temp_alloc(PATH_MAX);