sitot demandé....sitot fait
[bodha@modemcable050 ~]$ ls -l $(which firefox) | sed -e 's/.*\s\(\/.*\/\).*/\1/'
which: no firefox in (/usr/bin:/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin/:/usr/games:/home/bodha/bin)
total 15880
drwxrwxr-x 3 bodha bodha 4096 mai 21 19:32 animations/
drwxrwxr-x 3 bodha bodha 4096 mai 23 18:41 captures ecran-bloc notes/
drwx------ 3 bodha bodha 4096 mai 23 07:59 Desktop/
drwxrwxr-x 3 bodha bodha 4096 mai 12 23:31 fun/
drwxr-xr-x 3 bodha bodha 4096 mai 13 14:45 GNUstep/
drwxrwxr-x 2 bodha bodha 4096 mai 23 14:31 instal/
-rw-r--r-- 1 bodha bodha 16178085 mar 4 08:16 jre-1_5_0_02-linux-i586.rpm
drwxr-xr-x 2 bodha bodha 4096 mai 20 18:06 My Downloads/
-rw-r--r-- 1 bodha bodha 142 mai 23 10:12 Périphérique MO
drwxrwxr-x 3 bodha bodha 4096 mai 20 18:04 photos/
-rw-rw-r-- 1 bodha bodha 133 mai 17 20:22 pour package vlc
drwxrwxr-x 2 bodha bodha 4096 mai 11 10:19 searchplugins/
drwxrwxr-x 2 bodha bodha 4096 mai 11 10:04 sons wav/
drwxrwxr-x 3 bodha bodha 4096 mai 23 17:25 téléchargement ff/
drwxrwxr-x 2 bodha bodha 4096 mai 11 09:53 themes bureau/
drwx------ 6 bodha bodha 4096 mai 23 18:07 tmp/
[bodha@modemcable050 ~]$