Re: is*() and locales

[Andreas Jaeger]

Guillaume Morin <address@hidden> writes:

> Here are my locale settings
> 
> LANG, LANGUAGE, LC_* unset except
> LC_ALL=fr_FR
> LC_CTYPE=ISO-8859-15
> (as suggested by the French HOWTO)
> 
> Running this program 
> 
> #include <stdio.h>
> #include <ctype.h>
> 
> int main(void) {
>       printf("%d %d\n",isprint('c'),isprint('é'));
>       printf("%d %d\n",islower('c'),islower('é'));
>       return 0;
> }
> 
> I get :
> 
> address@hidden ~/c/try$ ./uffu 
> 16384 0
> 512 0
> 
> However according to the is* and locale manpages, it seems that the
> is* functions should follow the locale. So 'é' should be considered
> as a printable and lowercase character, shouldn't it ?
> I've tried many other locale settings, I've been unable to find a
> configuration which makes the previous program "work".
> 
> I use glibc 2.2.1 on a Debian GNU/Linux (unstable).
> 
> Have I made a mistake or is this locale/glibc bug ?

You didn't initialize the locale environment, call setlocale (LC_ALL,
""); first.

Andreas
-- 
 Andreas Jaeger
  SuSE Labs address@hidden
   private address@hidden
    http://www.suse.de/~aj