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Avoid unneeded use of awk in xzless. 

Use "read" instead of "awk" in xzless to get the version
number of "less". The need for awk was introduced in
the commit db5c1817fa.

Thanks to Ariel P for the patch.
This commit is contained in:
Lasse Collin 2013-03-05 19:14:50 +02:00
parent e7b424d267
commit 9e6dabcf22
1 changed files with 1 additions and 2 deletions
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3
src/scripts/xzless.in
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@ -46,8 +46,7 @@ if test "${LESSMETACHARS+set}" != set; then
LESSMETACHARS="$space$tab$nl'"';*?"()<>[|&^`#\$%=~'
fi
less_ver=$(less -V | awk '/^less ([0-9]+)( \(.*\))?$/ { print $2; exit }')
if test -n "$less_ver" && test "$less_ver" -ge 429; then
if test "$(less -V | { read less ver re && echo ${ver}; })" -ge 429; then
# less 429 or later: LESSOPEN pipe will be used on
# standard input if $LESSOPEN begins with |-.
LESSOPEN="|-$xz -cdfq -- %s"