Stefan Palme wrote: > don't know if this is the right newsgroup, but it's the only one > I can find with "bash" in its name :-)
That newsgroup is gatewayed to the bug-bash mailing list. > I want to do something like this: > > result="" > /usr/bin/output_generator | while read line; do > extracteddata=`echo "$line" | sed -e 's/X/Y/'` > result="$result $extracteddata" > done > /usr/bin/another_tool "$result" > > In the last line is "result" as empty as at the start of the > whole thing - I guess because the inner "while" loop is executed > in a subshell, so that changing the value of "result" in this > loop does not affect the "outer result". Please See the Bash FAQ question E4 for more information describing this problem. Bob
