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Diffstat (limited to 'newlib/libc/ctype/isalpha.c')
-rw-r--r-- | newlib/libc/ctype/isalpha.c | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/newlib/libc/ctype/isalpha.c b/newlib/libc/ctype/isalpha.c deleted file mode 100644 index 35f14d3..0000000 --- a/newlib/libc/ctype/isalpha.c +++ /dev/null @@ -1,44 +0,0 @@ -/* -FUNCTION - <<isalpha>>---alphabetic character predicate - -INDEX - isalpha - -ANSI_SYNOPSIS - #include <ctype.h> - int isalpha(int <[c]>); - -TRAD_SYNOPSIS - #include <ctype.h> - int isalpha(<[c]>); - -DESCRIPTION -<<isalpha>> is a macro which classifies ASCII integer values by table -lookup. It is a predicate returning non-zero when <[c]> represents an -alphabetic ASCII character, and 0 otherwise. 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 isalpha>>'. - -RETURNS -<<isalpha>> returns non-zero if <[c]> is a letter (<<A>>--<<Z>> or -<<a>>--<<z>>). - -PORTABILITY -<<isalpha>> is ANSI C. - -No supporting OS subroutines are required. -*/ - -#include <_ansi.h> -#include <ctype.h> - -#undef isalpha -int -_DEFUN(isalpha,(c),int c) -{ - return((_ctype_ + 1)[c] & (_U|_L)); -} - |