improve copy file for windows

tboox · Feb 6, 2024 · c8b7118 · c8b7118
1 parent cb91a14
commit c8b7118
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Showing 3 changed files with 26 additions and 6 deletions.
diff --git a/src/tbox/platform/windows/file.c b/src/tbox/platform/windows/file.c
@@ -407,8 +407,10 @@ tb_bool_t tb_file_info(tb_char_t const* path, tb_file_info_t* info)
         if (st.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) info->type = TB_FILE_TYPE_DIRECTORY;
         else if (st.dwFileAttributes != 0xffffffff) info->type = TB_FILE_TYPE_FILE;
 
-        // TODO does not support symlink now
+        // is symlink?
         info->flags = TB_FILE_FLAG_NONE;
+        if (st.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT)
+            info->flags |= TB_FILE_FLAG_LINK;
 
         // file size
         info->size = ((tb_hize_t)st.nFileSizeHigh << 32) | (tb_hize_t)st.nFileSizeLow;
@@ -436,17 +438,22 @@ tb_bool_t tb_file_copy(tb_char_t const* path, tb_char_t const* dest, tb_size_t f
     tb_wchar_t full1[TB_PATH_MAXN];
     if (!tb_path_absolute_w(dest, full1, TB_PATH_MAXN)) return tb_false;
 
+    // copy link
+    tb_file_info_t info = {0};
+    if (flags & TB_FILE_COPY_LINK && tb_file_info(path, &info) && info.flags & TB_FILE_FLAG_LINK)
+    {
+        if (tb_kernel32()->CopyFileW)
+            return (tb_bool_t)tb_kernel32()->CopyFileW(full0, full1, tb_null, tb_null, FALSE, COPY_FILE_COPY_SYMLINK);
+        // TODO we should read file content to copy it
+        // ...
+    }
+
     // copy it
     if (!CopyFileW(full0, full1, FALSE))
     {
-        // make directory
         tb_file_mkdir(full1);
-
-        // copy it again
         return (tb_bool_t)CopyFileW(full0, full1, FALSE);
     }
-
-    // ok
     return tb_true;
 }
 tb_bool_t tb_file_create(tb_char_t const* path)

diff --git a/src/tbox/platform/windows/interface/kernel32.c b/src/tbox/platform/windows/interface/kernel32.c
@@ -65,6 +65,7 @@ static tb_bool_t tb_kernel32_instance_init(tb_kernel32_ref_t kernel32)
     TB_INTERFACE_LOAD(kernel32, InitializeProcThreadAttributeList);
     TB_INTERFACE_LOAD(kernel32, UpdateProcThreadAttribute);
     TB_INTERFACE_LOAD(kernel32, DeleteProcThreadAttributeList);
+    TB_INTERFACE_LOAD(kernel32, CopyFileExW);
 #if defined(TB_COMPILER_IS_MSVC) && TB_COMPILER_VERSION_BT(16, 0)
     TB_INTERFACE_LOAD(kernel32, GetLogicalProcessorInformationEx);
 #endif

diff --git a/src/tbox/platform/windows/interface/kernel32.h b/src/tbox/platform/windows/interface/kernel32.h
@@ -188,6 +188,15 @@ typedef BOOL (WINAPI* tb_kernel32_GetLogicalProcessorInformationEx_t)(
     PDWORD ReturnedLength);
 #endif
 
+// the CopyFileW func type
+typedef BOOL (WINAPI* tb_kernel32_CopyFileExW_t)(
+    LPCWSTR            lpExistingFileName,
+    LPCWSTR            lpNewFileName,
+    LPPROGRESS_ROUTINE lpProgressRoutine,
+    LPVOID             lpData,
+    LPBOOL             pbCancel,
+    DWORD              dwCopyFlags);
+
 // the kernel32 interfaces type
 typedef struct __tb_kernel32_t
 {
@@ -266,6 +275,9 @@ typedef struct __tb_kernel32_t
     // DeleteProcThreadAttributeList
     tb_kernel32_DeleteProcThreadAttributeList_t         DeleteProcThreadAttributeList;
 
+    // CopyFileExW
+    tb_kernel32_CopyFileExW_t                           CopyFileExW;
+
     // GetLogicalProcessorInformationEx
 #if defined(TB_COMPILER_IS_MSVC) && TB_COMPILER_VERSION_BT(16, 0)
     tb_kernel32_GetLogicalProcessorInformationEx_t      GetLogicalProcessorInformationEx;