diff src/os_win32.c @ 3902:d24d309c365f v7.3.707

updated for version 7.3.707 Problem: Problems loading a library for a file name with non-latin characters. Solution: Use wide system functions when possible. (Ken Takata)
author Bram Moolenaar <bram@vim.org>
date Sun, 21 Oct 2012 21:38:45 +0200
parents 48af86560945
children e6d8b44065bc
line wrap: on
line diff
--- a/src/os_win32.c
+++ b/src/os_win32.c
@@ -287,27 +287,40 @@ unescape_shellxquote(char_u *p, char_u *
     HINSTANCE
 vimLoadLib(char *name)
 {
-    HINSTANCE dll = NULL;
-    TCHAR old_dir[MAXPATHL];
+    HINSTANCE	dll = NULL;
+    char	old_dir[MAXPATHL];
 
     /* NOTE: Do not use mch_dirname() and mch_chdir() here, they may call
      * vimLoadLib() recursively, which causes a stack overflow. */
     if (exe_path == NULL)
 	get_exe_name();
-    if (exe_path != NULL && GetCurrentDirectory(MAXPATHL, old_dir) != 0)
+    if (exe_path != NULL)
     {
-	/* Change directory to where the executable is, both to make sure we
-	 * find a .dll there and to avoid looking for a .dll in the current
-	 * directory. */
-	SetCurrentDirectory(exe_path);
-	dll = LoadLibrary(name);
-	SetCurrentDirectory(old_dir);
-    }
-    else
-    {
-	/* We are not able to change directory to where the executable is, try
-	 * to load library anyway. */
-	dll = LoadLibrary(name);
+#ifdef FEAT_MBYTE
+	WCHAR old_dirw[MAXPATHL];
+
+	if (GetCurrentDirectoryW(MAXPATHL, old_dirw) != 0)
+	{
+	    /* Change directory to where the executable is, both to make
+	     * sure we find a .dll there and to avoid looking for a .dll
+	     * in the current directory. */
+	    SetCurrentDirectory(exe_path);
+	    dll = LoadLibrary(name);
+	    SetCurrentDirectoryW(old_dirw);
+	    return dll;
+	}
+	/* Retry with non-wide function (for Windows 98). */
+	if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
+#endif
+	    if (GetCurrentDirectory(MAXPATHL, old_dir) != 0)
+	    {
+		/* Change directory to where the executable is, both to make
+		 * sure we find a .dll there and to avoid looking for a .dll
+		 * in the current directory. */
+		SetCurrentDirectory(exe_path);
+		dll = LoadLibrary(name);
+		SetCurrentDirectory(old_dir);
+	    }
     }
     return dll;
 }