* include/safe-ctype.h (_sch_isbasic, IS_ISOBASIC): New.

From-SVN: r46470

include/ChangeLog

+2001-10-24  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+	* include/safe-ctype.h (_sch_isbasic, IS_ISOBASIC): New.
+
 2001-10-22  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	* libiberty.h (hex_init): Revert delete.

include/safe-ctype.h

@@ -63,7 +63,9 @@ enum {
   _sch_isalnum  = _sch_isalpha|_sch_isdigit,	/* A-Za-z0-9 */
   _sch_isidnum  = _sch_isidst|_sch_isdigit,	/* A-Za-z0-9_ */
   _sch_isgraph  = _sch_isalnum|_sch_ispunct,	/* isprint and not space */
-  _sch_iscppsp  = _sch_isvsp|_sch_isnvsp	/* isspace + \0 */
+  _sch_iscppsp  = _sch_isvsp|_sch_isnvsp,	/* isspace + \0 */
+  _sch_isbasic  = _sch_isprint|_sch_iscppsp     /* basic charset of ISO C
+						   (plus ` and @)  */
 };
 
 /* Character classification.  */
@@ -86,6 +88,7 @@ extern const unsigned short _sch_istable[256];
 
 #define ISIDNUM(c)	_sch_test(c, _sch_isidnum)
 #define ISIDST(c)	_sch_test(c, _sch_isidst)
+#define IS_ISOBASIC(c)	_sch_test(c, _sch_isbasic)
 #define IS_VSPACE(c)	_sch_test(c, _sch_isvsp)
 #define IS_NVSPACE(c)	_sch_test(c, _sch_isnvsp)
 #define IS_SPACE_OR_NUL(c)	_sch_test(c, _sch_iscppsp)