On Wed, Jan 30, 2008 at 10:31:54 +0200, Elan Ruusamäe wrote: > any suggestions how to make the counting proper for empty and non-empty list? > > with echo -n: > $ echo -n /lib/modules/2.6.22.16-3/misc/nvidia.ko | wc -l > 0 > > $ echo -n ""| wc -l > 0
echo "" | while read line; do [ -n "$line" ] && echo $line; done | wc -l 0 echo "asdasd" | while read line; do [ -n "$line" ] && echo $line; done | wc -l 1 -- Tomasz Pala <[EMAIL PROTECTED]> _______________________________________________ pld-devel-en mailing list [email protected] http://lists.pld-linux.org/mailman/listinfo/pld-devel-en
