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Diffstat (limited to 'manual/stdio.texi')
| -rw-r--r-- | manual/stdio.texi | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/manual/stdio.texi b/manual/stdio.texi index 882494cb7b..98c4de7e13 100644 --- a/manual/stdio.texi +++ b/manual/stdio.texi @@ -206,6 +206,21 @@ difference in POSIX systems (including the GNU system). If both @samp{+} and @samp{b} are specified, they can appear in either order. @xref{Binary Streams}. +@cindex stream orientation +@cindex orientation, stream +If the @var{opentype} string contains the sequence +@code{,ccs=@var{STRING}} then @var{STRING} is taken as the name of a +coded character set and @code{fopen} will mark the stream as +wide-oriented which appropriate conversion functions in place to convert +from and to the character set @var{STRING} is place. Any other stream +is opened initially unoriented and the orientation is decided with the +first file operation. If the first operation is a wide character +operation, the stream is not only marked as wide-oriented, also the +conversion functions to convert to the coded character set used for the +current locale are loaded. This will not change anymore from this point +on even if the locale selected for the @code{LC_CTYPE} category is +changed. + Any other characters in @var{opentype} are simply ignored. They may be meaningful in other systems. |