ok donc avec les commandes ça a fonctionné, j'ai pu effacer, j'ai donc retéléchargé avec wget puis lancé sh *bootstrap*.xsh et voilà ce que j'obtiens:
"DiskStation> sh *bootstrap*.xsh
Optware Bootstrap for syno-i686.
Extracting archive... please wait
bootstrap/
bootstrap/bootstrap.sh
bootstrap/ipkg-opt.ipk
bootstrap/ipkg.sh
bootstrap/optware-bootstrap.ipk
bootstrap/wget.ipk
1215+1 records in
1215+1 records out
Creating temporary ipkg repository...
Installing optware-bootstrap package...
Unpacking optware-bootstrap.ipk...Done.
Configuring optware-bootstrap.ipk...mount: mounting /volume1/@optware on /opt failed: No such file or directory
mkdir: can't create directory '/opt/etc': No such file or directory
chmod: /opt/etc: No such file or directory
mkdir: can't create directory '/opt/var/': No such file or directory
chmod: /opt/var: No such file or directory
mkdir: can't create directory '/opt/tmp': No such file or directory
chmod: /opt/tmp: No such file or directory
mkdir: can't create directory '/opt/lib': No such file or directory
chmod: /opt/lib: No such file or directory
//tmp/ipkg/info/optware-bootstrap.ipk.preinst failed. Aborting installation of optware-bootstrap.ipk
Installing ipkg...
Unpacking ipkg-opt.ipk...Done.
Configuring ipkg-opt.ipk...WARNING: can't open config file: /usr/syno/ssl/openssl.cnf
tar: can't make dir ./opt/lib: No such file or directory
tar: can't create directory './opt/lib': No such file or directory
tar: can't create symlink from ./opt/lib/libipkg.so.0 to libipkg.so.0.0.0: No such file or directory
tar: can't create directory './opt/lib': No such file or directory
tar: can't create symlink from ./opt/lib/libipkg.so to libipkg.so.0.0.0: No such file or directory
tar: can't create directory './opt/lib': No such file or directory
tar: can't open './opt/lib/libipkg.so.0.0.0': No such file or directory
Done.
Removing temporary ipkg repository...
Installing wget...
bootstrap.sh: line 55: /opt/bin/ipkg: not found
BusyBox v1.16.1 (2011-03-24 02:16:03 CST) built-in shell (ash)
Enter 'help' for a list of built-in commands."
on dirait bien qu'il y a un problème quelque part...
un autre élément qui peut avoir son importance, je n'ai accès nulle part au dossiers/fichiers système du Syno; donc je ne sais pas si il y a une manip' à faire mais en tout cas pour l'instant je ne vois rien
faut il que je créé moi même un dossier ou plusieurs afin que l'installation se passe dans ces dossiers ???
merci
Franck