Add wctype compatibity for Unicode characters on Android.

src/android_wchar.h

@@ -0,0 +1,50 @@
+/* Wide-Character Locale Compatibility API for Android.
+ *
+ * Copyright (C) 2012 Reece H. Dunn
+ *
+ * This file is part of espeak.
+ *
+ * espeak 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.
+ *
+ * espeak 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 espeak.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef ANDROID_WCHAR_H
+#define ANDROID_WCHAR_H
+
+#include <stdint.h>
+#include <wchar.h>
+#include <wctype.h>
+
+enum android_wctype
+{
+	android_wctype_upper = 0x01,
+	android_wctype_lower = 0x02,
+	android_wctype_digit = 0x04,
+	android_wctype_lettr = 0x08,
+	android_wctype_space = 0x10,
+	android_wctype_cntrl = 0x20,
+	android_wctype_punct = 0x40,
+	android_wctype_alpha = android_wctype_upper|android_wctype_lower|android_wctype_lettr,
+	android_wctype_alnum = android_wctype_alpha|android_wctype_digit,
+};
+
+extern "C" android_wctype __android_wctype(wint_t c);
+
+#define iswalpha(c) ((__android_wctype(c) & android_wctype_alpha) != 0)
+#define iswalnum(c) ((__android_wctype(c) & android_wctype_alnum) != 0)
+#define iswdigit(c) ((__android_wctype(c) & android_wctype_digit) != 0)
+#define iswlower(c) ((__android_wctype(c) & android_wctype_lower) != 0)
+#define iswspace(c) ((__android_wctype(c) & android_wctype_space) != 0)
+#define iswupper(c) ((__android_wctype(c) & android_wctype_upper) != 0)
+
+#endif

src/dictionary.cpp

@@ -24,8 +24,12 @@
 #include <stdlib.h>
 #include <string.h>
 
+#ifdef ANDROID
+#include "android_wchar.h"
+#else
 #include <wctype.h>
 #include <wchar.h>
+#endif
 
 #include "speak_lib.h"
 #include "speech.h"

src/numbers.cpp

@@ -24,8 +24,12 @@
 #include <stdlib.h>
 #include <string.h>
 
+#ifdef ANDROID
+#include "android_wchar.h"
+#else
 #include <wctype.h>
 #include <wchar.h>
+#endif
 
 #include "speak_lib.h"
 #include "speech.h"

src/readclause.cpp

@@ -23,9 +23,14 @@
 #include <ctype.h>
 #include <stdlib.h>
 #include <string.h>
+#include <math.h>
+
+#ifdef ANDROID
+#include "android_wchar.h"
+#else
 #include <wctype.h>
 #include <wchar.h>
-#include <math.h>
+#endif
 
 #include "speak_lib.h"
 #include "speech.h"

src/translate.cpp

@@ -24,8 +24,12 @@
 #include <stdlib.h>
 #include <string.h>
 
+#ifdef ANDROID
+#include "android_wchar.h"
+#else
 #include <wctype.h>
 #include <wchar.h>
+#endif
 
 #include "speak_lib.h"
 #include "speech.h"