Save original xml_data only when needed

[wimlib] / src / wim.c

diff --git a/src/wim.c b/src/wim.c
index 342281d382fed08bf7ed461bcf2c611fb90a912c..9bc025562cfa17289e639f972372ca4bbfd8a833 100644 (file)
--- a/src/wim.c
+++ b/src/wim.c
@@ -470,8 +470,7 @@ begin_read(WIMStruct *w, const tchar *in_wim_path, int open_flags,
        if (ret)
                return ret;
 
-       ret = read_xml_data(w->fp, &w->hdr.xml_res_entry,
-                           &w->xml_data, &w->wim_info);
+       ret = read_xml_data(w->fp, &w->hdr.xml_res_entry, &w->wim_info);
        if (ret)
                return ret;
 
@@ -664,7 +663,6 @@ wimlib_free(WIMStruct *w)
        free_lookup_table(w->lookup_table);
 
        FREE(w->filename);
-       FREE(w->xml_data);
        free_wim_info(w->wim_info);
        if (w->image_metadata) {
                for (unsigned i = 0; i < w->hdr.image_count; i++)
@@ -690,16 +688,17 @@ test_locale_ctype_utf8()
 #endif
 }
 
-/* Get global memory allocations out of the way,
- * single-threaded programs like 'imagex'. */
 WIMLIBAPI int
-wimlib_global_init()
+wimlib_global_init(int init_flags)
 {
        libxml_global_init();
-#ifdef WITH_NTFS_3G
-       libntfs3g_global_init();
-#endif
-       wimlib_mbs_is_utf8 = test_locale_ctype_utf8();
+       if (!(init_flags & WIMLIB_INIT_FLAG_ASSUME_UTF8)) {
+               wimlib_mbs_is_utf8 = test_locale_ctype_utf8();
+       #ifdef WITH_NTFS_3G
+               if (!wimlib_mbs_is_utf8)
+                       libntfs3g_global_init();
+       #endif
+       }
 #ifdef __WIN32__
        win32_global_init();
 #endif