diff options
| author | Ingo Schwarze <schwarze@cvs.openbsd.org> | 2016-09-02 15:03:24 +0000 |
|---|---|---|
| committer | Ingo Schwarze <schwarze@cvs.openbsd.org> | 2016-09-02 15:03:24 +0000 |
| commit | 65393bcfe2332adaa8247819f6944f3adfbbf2c7 (patch) | |
| tree | a9856828a275fdcd3f1711eb7dc30255c3391f53 /lib | |
| parent | 894378eb6595a1ea0852f0ebf64722bdc5c0b3a7 (diff) | |
Make it clear that printable characters of width 0 exist.
While here, polish some wording.
OK stsp@
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libc/locale/wcwidth.3 | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/lib/libc/locale/wcwidth.3 b/lib/libc/locale/wcwidth.3 index 83c4e15f61f..dc135274794 100644 --- a/lib/libc/locale/wcwidth.3 +++ b/lib/libc/locale/wcwidth.3 @@ -1,4 +1,4 @@ -.\" $OpenBSD: wcwidth.3,v 1.1 2011/04/03 20:21:38 stsp Exp $ +.\" $OpenBSD: wcwidth.3,v 1.2 2016/09/02 15:03:23 schwarze Exp $ .\" Copyright (c) 2002 Tim J. Robbins .\" All rights reserved. .\" @@ -24,7 +24,7 @@ .\" SUCH DAMAGE. .\" .\" -.Dd $Mdocdate: April 3 2011 $ +.Dd $Mdocdate: September 2 2016 $ .Dt WCWIDTH 3 .Os .Sh NAME @@ -45,12 +45,10 @@ The .Fn wcwidth function returns 0 if the .Fa wc -argument is a null wide character (L'\e0'), -\-1 if +argument is the NUL wide character (L'\e0'), \-1 if .Fa wc -is not printable, -otherwise it returns the number of column positions the -character occupies. +is not printable, or otherwise it returns the number of column +positions the character occupies, which may be 0, 1, or 2. .Sh SEE ALSO .Xr iswprint 3 , .Xr wcswidth 3 |