1 files changed, 73 insertions, 0 deletions
diff --git a/newlib/libc/include/ctype.h b/newlib/libc/include/ctype.h
new file mode 100644
index 00000000000..224b703ad30
--- /dev/null
+++ b/newlib/libc/include/ctype.h
@@ -0,0 +1,73 @@
+#ifndef _CTYPE_H_
+#ifdef __cplusplus
+extern "C" {
+#endif
+#define _CTYPE_H_
+
+#include "_ansi.h"
+
+int _EXFUN(isalnum, (int __c));
+int _EXFUN(isalpha, (int __c));
+int _EXFUN(iscntrl, (int __c));
+int _EXFUN(isdigit, (int __c));
+int _EXFUN(isgraph, (int __c));
+int _EXFUN(islower, (int __c));
+int _EXFUN(isprint, (int __c));
+int _EXFUN(ispunct, (int __c));
+int _EXFUN(isspace, (int __c));
+int _EXFUN(isupper, (int __c));
+int _EXFUN(isxdigit,(int __c));
+int _EXFUN(tolower, (int __c));
+int _EXFUN(toupper, (int __c));
+
+#ifndef __STRICT_ANSI__
+int _EXFUN(isascii, (int __c));
+int _EXFUN(toascii, (int __c));
+int _EXFUN(_tolower, (int __c));
+int _EXFUN(_toupper, (int __c));
+#endif
+
+#define	_U	01
+#define	_L	02
+#define	_N	04
+#define	_S	010
+#define _P	020
+#define _C	040
+#define _X	0100
+#define	_B	0200
+
+#if !defined(__CYGWIN32__) || defined(__INSIDE_CYGWIN__) || defined(_COMPILING_NEWLIB)
+extern	_CONST char	_ctype_[];
+#else
+extern	_CONST char	_ctype_[] __declspec(dllimport);
+#endif
+
+#define	isalpha(c)	((_ctype_+1)[(unsigned)(c)]&(_U|_L))
+#define	isupper(c)	((_ctype_+1)[(unsigned)(c)]&_U)
+#define	islower(c)	((_ctype_+1)[(unsigned)(c)]&_L)
+#define	isdigit(c)	((_ctype_+1)[(unsigned)(c)]&_N)
+#define	isxdigit(c)	((_ctype_+1)[(unsigned)(c)]&(_X|_N))
+#define	isspace(c)	((_ctype_+1)[(unsigned)(c)]&_S)
+#define ispunct(c)	((_ctype_+1)[(unsigned)(c)]&_P)
+#define isalnum(c)	((_ctype_+1)[(unsigned)(c)]&(_U|_L|_N))
+#define isprint(c)	((_ctype_+1)[(unsigned)(c)]&(_P|_U|_L|_N|_B))
+#define	isgraph(c)	((_ctype_+1)[(unsigned)(c)]&(_P|_U|_L|_N))
+#define iscntrl(c)	((_ctype_+1)[(unsigned)(c)]&_C)
+/* Non-gcc versions will get the library versions, and will be
+   slightly slower */
+#ifdef __GNUC__
+# define toupper(c) \
+	({ int __x = (c); islower(__x) ? (__x - 'a' + 'A') : __x;})
+# define tolower(c) \
+	({ int __x = (c); isupper(__x) ? (__x - 'A' + 'a') : __x;})
+#endif
+
+#ifndef __STRICT_ANSI__
+#define isascii(c)	((unsigned)(c)<=0177)
+#define toascii(c)	((c)&0177)
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* _CTYPE_H_ */