diff options
Diffstat (limited to 'newlib/libc/ctype/toupper.c')
-rw-r--r-- | newlib/libc/ctype/toupper.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/newlib/libc/ctype/toupper.c b/newlib/libc/ctype/toupper.c deleted file mode 100644 index 7977beb..0000000 --- a/newlib/libc/ctype/toupper.c +++ /dev/null @@ -1,54 +0,0 @@ -/* -FUNCTION - <<toupper>>---translate characters to upper case - -INDEX - toupper -INDEX - _toupper - -ANSI_SYNOPSIS - #include <ctype.h> - int toupper(int <[c]>); - int _toupper(int <[c]>); - -TRAD_SYNOPSIS - #include <ctype.h> - int toupper(<[c]>); - int _toupper(<[c]>); - - -DESCRIPTION -<<toupper>> is a macro which converts lower-case characters to upper -case, leaving all other characters unchanged. It is only defined when -<[c]> is an integer in the range <<EOF>> to <<255>>. - -You can use a compiled subroutine instead of the macro definition by -undefining this macro using `<<#undef toupper>>'. - -<<_toupper>> performs the same conversion as <<toupper>>, but should -only be used when <[c]> is known to be a lowercase character (<<a>>--<<z>>). - -RETURNS -<<toupper>> returns the upper-case equivalent of <[c]> when it is a -character between <<a>> and <<z>>, and <[c]> otherwise. - -<<_toupper>> returns the upper-case equivalent of <[c]> when it is a -character between <<a>> and <<z>>. If <[c]> is not one of these -characters, the behaviour of <<_toupper>> is undefined. - -PORTABILITY -<<toupper>> is ANSI C. <<_toupper>> is not recommended for portable programs. - -No supporting OS subroutines are required. -*/ - -#include <_ansi.h> -#include <ctype.h> - -#undef toupper -int -_DEFUN(toupper,(c),int c) -{ - return islower(c) ? c - 'a' + 'A' : c; -} |