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| author | Alejandro Colomar <alx@kernel.org> | 2023-04-20 18:54:13 +0200 |
|---|---|---|
| committer | Alejandro Colomar <alx@kernel.org> | 2023-04-20 18:55:07 +0200 |
| commit | 04e686326f03a28c187e00821e234b2ecd0fab5b (patch) | |
| tree | 6b1fade687bdb332452fad3649a91273fa8e4958 | |
| parent | b79f558263b14dae76a44bc71b0902208557e0d5 (diff) | |
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 <alx@kernel.org>
| -rw-r--r-- | man3/regex.3 | 4 |
1 files 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 |