0007-clip-unicode.patch

From ae2b188a679c83ce105aa1e823499441dfab3c57 Mon Sep 17 00:00:00 2001
From: Michael Yang <mxyng@pm.me>
Date: Mon, 16 Sep 2024 15:53:15 -0700
Subject: [PATCH] 07-clip-unicode.diff

---
 examples/llava/clip.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/examples/llava/clip.cpp b/examples/llava/clip.cpp
index cb51793d..8716472b 100644
--- a/examples/llava/clip.cpp
+++ b/examples/llava/clip.cpp
@@ -41,6 +41,14 @@
 #include <cinttypes>
 #include <limits>
 
+#if defined(_WIN32)
+#define WIN32_LEAN_AND_MEAN
+#ifndef NOMINMAX
+    #define NOMINMAX
+#endif
+#include <windows.h>
+#endif
+
 //#define CLIP_DEBUG_FUNCTIONS
 
 // RGB uint8 image
@@ -1223,7 +1231,22 @@ struct clip_ctx * clip_model_load(const char * fname, const int verbosity = 1) {
             return nullptr;
         }
 
+#ifdef _WIN32
+        int wlen = MultiByteToWideChar(CP_UTF8, 0, fname, -1, NULL, 0);
+        if (!wlen) {
+            return NULL;
+        }
+        wchar_t * wbuf = (wchar_t *) malloc(wlen * sizeof(wchar_t));
+        wlen = MultiByteToWideChar(CP_UTF8, 0, fname, -1, wbuf, wlen);
+        if (!wlen) {
+            free(wbuf);
+            return NULL;
+        }
+        auto fin = std::ifstream(wbuf, std::ios::binary);
+        free(wbuf);
+#else
         auto fin = std::ifstream(fname, std::ios::binary);
+#endif
         if (!fin) {
             LOG_TEE("cannot open model file for loading tensors\n");
             clip_free(new_clip);
-- 
2.46.0