toascii(3) - NetBSD Manual Pages

TOASCII(3)              NetBSD Library Functions Manual             TOASCII(3)


NAME

     toascii -- convert a byte to 7-bit ASCII


LIBRARY

     Standard C Library (libc, -lc)


SYNOPSIS

     #include <ctype.h>

     int
     toascii(int c);


DESCRIPTION

     The toascii() function returns the argument with all but the lower 7 bits
     cleared.


RETURN VALUES

     The toascii() function always returns a valid ASCII character.  The
     result is a non-negative integer in the range from 0 to 127, inclusive.


SEE ALSO

     ctype(3), isalnum(3), isalpha(3), isascii(3), iscntrl(3), isdigit(3),
     isgraph(3), islower(3), isprint(3), ispunct(3), isspace(3), isupper(3),
     isxdigit(3), stdio(3), tolower(3), toupper(3), ascii(7)


STANDARDS

     The toascii() function conforms to X/Open Portability Guide Issue 4
     (``XPG4'') and IEEE Std 1003.1-2001 (``POSIX.1'').  The IEEE Std
     1003.1-2008 (``POSIX.1'') revision however marked it as obsolete, noting
     that toascii() cannot be used portably in a localized application.

NetBSD 9.1                      April 30, 2010                      NetBSD 9.1