Files
ollama/llama/patches/0003-clip-unicode.patch
Daniel Hiltgen c68f367ef6 Update GGML to b6646 (#12245)
Notable EOLs with this change:
- MacOS v12 and v13 are no longer supported (v14+ required)
- AMD gfx900 and gfx906 are no longer supported
2025-10-02 14:47:10 -07:00

78 lines
2.6 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: jmorganca <jmorganca@gmail.com>
Date: Tue, 8 Apr 2025 15:34:37 -0700
Subject: [PATCH] clip-unicode
fixes loading vision models in llama.cpp on windows
filesystems for paths that include wide characters
---
tools/mtmd/clip.cpp | 39 +++++++++++++++++++++++++++++++++++++++
1 file changed, 39 insertions(+)
diff --git a/tools/mtmd/clip.cpp b/tools/mtmd/clip.cpp
index 210ecc88..355219a9 100644
--- a/tools/mtmd/clip.cpp
+++ b/tools/mtmd/clip.cpp
@@ -28,6 +28,19 @@
#include <numeric>
#include <functional>
+#if defined(_WIN32)
+#define WIN32_LEAN_AND_MEAN
+#ifndef NOMINMAX
+ #define NOMINMAX
+#endif
+#include <windows.h>
+#if __GLIBCXX__
+#include <cstdio>
+#include <ext/stdio_filebuf.h>
+#include <fcntl.h>
+#endif
+#endif
+
struct clip_logger_state g_logger_state = {GGML_LOG_LEVEL_CONT, clip_log_callback_default, NULL};
enum ffn_op_type {
@@ -2759,7 +2772,29 @@ struct clip_model_loader {
{
std::vector<uint8_t> read_buf;
+#ifdef _WIN32
+ int wlen = MultiByteToWideChar(CP_UTF8, 0, fname.c_str(), -1, NULL, 0);
+ if (!wlen) {
+ throw std::runtime_error(string_format("%s: failed to convert filename to wide string\n", __func__));
+ }
+ wchar_t * wbuf = (wchar_t *) malloc(wlen * sizeof(wchar_t));
+ wlen = MultiByteToWideChar(CP_UTF8, 0, fname.c_str(), -1, wbuf, wlen);
+ if (!wlen) {
+ free(wbuf);
+ throw std::runtime_error(string_format("%s: failed to convert filename to wide string\n", __func__));
+ }
+#if __GLIBCXX__
+ int fd = _wopen(wbuf, _O_RDONLY | _O_BINARY);
+ __gnu_cxx::stdio_filebuf<char> buffer(fd, std::ios_base::in);
+ std::istream fin(&buffer);
+#else // MSVC
+ // unused in our current build
+ auto fin = std::ifstream(wbuf, std::ios::binary);
+#endif
+ free(wbuf);
+#else
auto fin = std::ifstream(fname, std::ios::binary);
+#endif
if (!fin) {
throw std::runtime_error(string_format("%s: failed to open %s\n", __func__, fname.c_str()));
}
@@ -2786,7 +2821,11 @@ struct clip_model_loader {
ggml_backend_tensor_set(cur, read_buf.data(), 0, num_bytes);
}
}
+#if defined(_WIN32) && defined(__GLIBCXX__)
+ close(fd);
+#else
fin.close();
+#endif
LOG_DBG("%s: loaded %zu tensors from %s\n", __func__, tensors_to_load.size(), fname.c_str());
}