From 04e686326f03a28c187e00821e234b2ecd0fab5b Mon Sep 17 00:00:00 2001 From: Alejandro Colomar Date: Thu, 20 Apr 2023 18:54:13 +0200 Subject: regex.3: SYNOPSIS: Add _Nullable qualifier to regerror()'s errbuf Passing NULL there means that the function returns the size needed for a copy without actually copying (possibly useful before allocating a buffer large enough). Signed-off-by: Alejandro Colomar --- man3/regex.3 | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/man3/regex.3 b/man3/regex.3 index 2f6ee816f..bedb97e87 100644 --- a/man3/regex.3 +++ b/man3/regex.3 @@ -26,8 +26,8 @@ Standard C library .BI " int " eflags ); .PP .BI "size_t regerror(int " errcode ", const regex_t *_Nullable restrict " preg , -.BI " char " errbuf "[restrict ." errbuf_size "], \ -size_t " errbuf_size ); +.BI " char " errbuf "[_Nullable restrict ." errbuf_size ], +.BI " size_t " errbuf_size ); .BI "void regfree(regex_t *" preg ); .fi .SH DESCRIPTION -- cgit v1.2.3