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-rw-r--r--newlib/libc/stdlib/mbctype.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/newlib/libc/stdlib/mbctype.h b/newlib/libc/stdlib/mbctype.h
new file mode 100644
index 00000000000..81a6f389572
--- /dev/null
+++ b/newlib/libc/stdlib/mbctype.h
@@ -0,0 +1,20 @@
+#ifndef _MBCTYPE_H_
+
+#define _MBCTYPE_H_
+
+/* escape character used for JIS encoding */
+#define ESC_CHAR 0x1b
+
+/* functions used to support SHIFT_JIS, EUC-JP, and JIS multibyte encodings */
+
+int _EXFUN(_issjis1, (int c));
+int _EXFUN(_issjis2, (int c));
+int _EXFUN(_iseucjp, (int c));
+int _EXFUN(_isjis, (int c));
+
+#define _issjis1(c) ((c) >= 0x81 && (c) <= 0x9f || (c) >= 0xe0 && (c) <= 0xef)
+#define _issjis2(c) ((c) >= 0x40 && (c) <= 0x7e || (c) >= 0x80 && (c) <= 0xfc)
+#define _iseucjp(c) ((c) >= 0xa1 && (c) <= 0xfe)
+#define _isjis(c) ((c) >= 0x21 && (c) <= 0x7e)
+
+#endif /* _MBCTYPE_H_ */