Hi Stefan,
Stefan Sperling wrote on Tue, Dec 09, 2014 at 04:48:58PM +0100:
> On Tue, Dec 09, 2014 at 08:32:23AM -0700, Ingo Schwarze wrote:
>> CVSROOT: /cvs
>> Module name: src
>> Changes by: schwa...@cvs.openbsd.org 2014/12/09 08:32:23
>>
>> Modified files:
>> lib/libc/locale: setlocale.3
>>
>> Log message:
>> LC_CTYPE has no effect on ctype(3), but on wctype(3); ok jmc@
> That doesn't sound right. Try this program:
>
> #include <ctype.h>
> #include <locale.h>
> #include <stdio.h>
>
> int main()
> {
> int c = 0xC4; /* A umlaut in latin1 */
>
> setlocale(LC_CTYPE, "C");
> printf("%c is %sprintable\n", c, isprint(c) ? "" : "not ");
> setlocale(LC_CTYPE, "en_US.ISO8859-1");
> printf("%c is %sprintable\n", c, isprint(c) ? "" : "not ");
> return 0;
> }
I stand corrected.
I knew the table in gen/ctype_.c, but missed the fact that
__install_currentrunelocale_ctype() in runeglue.c can actually
replace it with something else, taken from /usr/share/locale/*/LC_CTYPE
by _xpg4_setrunelocale() in setrunelocale.c. Crazy stuff.
So, like this?
Ingo
Index: setlocale.3
===================================================================
RCS file: /cvs/src/lib/libc/locale/setlocale.3,v
retrieving revision 1.16
diff -u -r1.16 setlocale.3
--- setlocale.3 9 Dec 2014 15:32:23 -0000 1.16
+++ setlocale.3 9 Dec 2014 16:46:51 -0000
@@ -74,9 +74,12 @@
and
.Fn strxfrm .
.It Dv LC_CTYPE
-Set a locale for the
-.Xr wctype 3
-functions.
+Set a locale for
+.Xr isalnum 3
+and the related functions defined in
+.In ctype.h ,
+as well as for
+.Xr iswctype 3 .
This controls recognition of upper and lower case,
alphabetic or non-alphabetic characters, and so on.
The real work is done by the
