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Diffstat (limited to 'newlib/libc/ctype/isxdigit.c')
-rw-r--r-- | newlib/libc/ctype/isxdigit.c | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/newlib/libc/ctype/isxdigit.c b/newlib/libc/ctype/isxdigit.c deleted file mode 100644 index f8a035f..0000000 --- a/newlib/libc/ctype/isxdigit.c +++ /dev/null @@ -1,45 +0,0 @@ - -/* -FUNCTION -<<isxdigit>>---hexadecimal digit predicate - -INDEX -isxdigit - -ANSI_SYNOPSIS -#include <ctype.h> -int isxdigit(int <[c]>); - -TRAD_SYNOPSIS -#include <ctype.h> -int isxdigit(int <[c]>); - -DESCRIPTION -<<isxdigit>> is a macro which classifies ASCII integer values by table -lookup. It is a predicate returning non-zero for hexadecimal digits, -and <<0>> for other characters. It is defined only when -<<isascii>>(<[c]>) is true or <[c]> is EOF. - -You can use a compiled subroutine instead of the macro definition by -undefining the macro using `<<#undef isxdigit>>'. - -RETURNS -<<isxdigit>> returns non-zero if <[c]> is a hexadecimal digit -(<<0>>--<<9>>, <<a>>--<<f>>, or <<A>>--<<F>>). - -PORTABILITY -<<isxdigit>> is ANSI C. - -No supporting OS subroutines are required. -*/ -#include <_ansi.h> -#include <ctype.h> - - -#undef isxdigit -int -_DEFUN(isxdigit,(c),int c) -{ - return((_ctype_ + 1)[c] & ((_X)|(_N))); -} - |