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Diffstat (limited to 'man3/wcwidth.3')
| -rw-r--r-- | man3/wcwidth.3 | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/man3/wcwidth.3 b/man3/wcwidth.3 index 08ebbca830..7437647154 100644 --- a/man3/wcwidth.3 +++ b/man3/wcwidth.3 @@ -21,13 +21,17 @@ wcwidth \- determine columns needed for a wide character .BI "int wcwidth(wchar_t " c ); .fi .SH DESCRIPTION -The \fBwcwidth\fP() function returns the number of columns +The +.BR wcwidth () +function returns the number of columns needed to represent the wide character \fIc\fP. If \fIc\fP is a printable wide character, the value is at least 0. If \fIc\fP is L'\\0', the value is 0. Otherwise \-1 is returned. .SH "RETURN VALUE" -The \fBwcwidth\fP() function returns the number of +The +.BR wcwidth () +function returns the number of column positions for \fIc\fP. .SH "CONFORMING TO" POSIX.1-2001. @@ -38,7 +42,9 @@ Note that glibc before 2.2.5 used the prototype .BI "int wcwidth(wint_t " c ); .fi .SH NOTES -The behaviour of \fBwcwidth\fP() depends on the LC_CTYPE category of the +The behaviour of +.BR wcwidth () +depends on the LC_CTYPE category of the current locale. .SH "SEE ALSO" .BR iswprint (3), |