Add Chromium-only Blender WebEngine parity work

blender-5.2.0/extern/wcwidth/wcwidth.h

@@ -0,0 +1,46 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2013 Blender Foundation
+ * All rights reserved.
+ */
+
+#ifndef __WCWIDTH_H__
+#define __WCWIDTH_H__
+
+#ifndef __cplusplus
+#  if defined(__APPLE__) || defined(__NetBSD__) || defined(__OpenBSD__)
+/* The <uchar.h> standard header is missing on macOS. */
+#include <stddef.h>
+typedef unsigned int char32_t;
+#  else
+#    include <uchar.h>
+#  endif
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int mk_wcwidth(char32_t ucs);
+int mk_wcswidth(const char32_t *pwcs, size_t n);
+int mk_wcwidth_cjk(char32_t ucs);
+int mk_wcswidth_cjk(const char32_t *pwcs, size_t n);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif