From 9d247dc831569a4db75ec9466d1a988a82dfba29 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Fri, 23 Oct 2026 21:09:14 +0200 Subject: First commit MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- libutf8_is_invalid.3 | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 libutf8_is_invalid.3 (limited to 'libutf8_is_invalid.3') diff --git a/libutf8_is_invalid.3 b/libutf8_is_invalid.3 new file mode 100644 index 0000000..9641c5f --- /dev/null +++ b/libutf8_is_invalid.3 @@ -0,0 +1,51 @@ +.TH LIBUTF8_IS_INVALID 3 LIBUTF8 +.SH NAME +libutf8_is_invalid - Test whether a codepoint is invalid Unicode + +.SH SYNOPSIS +.nf +#include + +int \fBlibutf8_is_invalid\fP(uint_least32_t \fIcodepoint\fP); +.fi +.PP +Link with +.IR -lutf8 . + +.SH DESCRIPTION +The +.BR libutf8_is_invalid () +function tests whether a codepoint is invalid Unicode. + +.SH RETURN VALUE +The +.BR libutf8_is_invalid () +function returns 1 if the predicate is true, and 0 otherwise. + +.SH ERRORS +The +.BR libutf8_is_invalid () +function cannot fail. + +.SH ATTRIBUTES +For an explanation of the terms used in this section, see +.BR attributes (7). +.PP +.TS +allbox; +lb lb lb lb +l l l l. +Interface Thread safety Async-signal safety Async-cancel safety +T{ +.BR libutf8_is_invalid () +T} MT-Safe AS-Safe AC-Safe +.TE +.sp + +.SH SEE ALSO +.BR libutf8 (7) +.BR libutf8_is_valid (3), +.BR libutf8_is_noncharacter (3), +.BR libutf8_is_surrogate (3), +.BR LIBUTF8_ULTIMATE_CODEPOINT (3), +.BR libutf8_is_continuation (3) -- cgit v1.3.1