1 files changed, 62 insertions, 0 deletions
diff --git a/gdb/gdb_wchar.h b/gdb/gdb_wchar.h
new file mode 100644
index 00000000000..583140eeb53
--- /dev/null
+++ b/gdb/gdb_wchar.h
@@ -0,0 +1,62 @@
+/* Wide characters for gdb
+   Copyright (C) 2009 Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   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 3 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, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef GDB_WCHAR_H
+#define GDB_WCHAR_H
+
+/* If this host has wchar_t and if iconv is available (perhaps via GNU
+   libiconv), then we arrange to use those.  Otherwise, we provide a
+   phony iconv which only handles a single character set, and we
+   provide wrappers for the wchar_t functionality we use.  */
+#if defined(HAVE_ICONV) && defined(HAVE_WCHAR_H)
+
+#include <iconv.h>
+#include <wchar.h>
+#include <wctype.h>
+
+typedef wchar_t gdb_wchar_t;
+typedef wint_t gdb_wint_t;
+
+#define gdb_wcslen wcslen
+#define gdb_iswprint iswprint
+#define gdb_iswdigit iswdigit
+#define gdb_btowc btowc
+#define gdb_WEOF WEOF
+
+#define LCST(X) L ## X
+
+#else
+
+typedef char gdb_wchar_t;
+typedef int gdb_wint_t;
+
+#define gdb_wcslen strlen
+#define gdb_iswprint isprint
+#define gdb_iswdigit isdigit
+#define gdb_btowc /* empty */
+#define gdb_WEOF EOF
+
+#define LCST(X) X
+
+/* This define is used elsewhere so we don't need to duplicate the
+   same checking logic in multiple places.  */
+#define PHONY_ICONV
+
+#endif /* defined(HAVE_ICONV) && defined(HAVE_WCHAR_H) */
+
+#endif /* GDB_WCHAR_H */