ispunct(3) - NetBSD Manual Pages

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ISPUNCT(3)              NetBSD Library Functions Manual             ISPUNCT(3)


NAME

     ispunct - punctuation character test


LIBRARY

     Standard C Library (libc, -lc)


SYNOPSIS

     #include <ctype.h>

     int
     ispunct(int c);


DESCRIPTION

     The ispunct() function tests for any printing character except space ('
     ') or a character for which isalnum(3) is true.


RETURN VALUES

     The ispunct() macro returns zero if the character tests false and returns
     non-zero if the character tests true.


SEE ALSO

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


STANDARDS

     The ispunct() function conforms to ANSI X3.159-1989 (``ANSI C'').


CAVEATS

     The argument to ispunct() must be EOF or representable as an unsigned
     char; otherwise, the result is undefined.

NetBSD 2.1                       June 29, 1991                      NetBSD 2.1