diff options
| -rw-r--r-- | src/scripts/xzless.in | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/scripts/xzless.in b/src/scripts/xzless.in index a3da697c..9bc9706b 100644 --- a/src/scripts/xzless.in +++ b/src/scripts/xzless.in @@ -46,7 +46,8 @@ if test "${LESSMETACHARS+set}" != set; then LESSMETACHARS="$space$tab$nl'"';*?"()<>[|&^`#\$%=~' fi -if test "$(less -V | { read ver && echo ${ver#less }; })" -ge 429; then +less_ver=$(less -V | awk '/^less ([0-9]+)( \(.*\))?$/ { print $2; exit }') +if test -n "$less_ver" && test "$less_ver" -ge 429; then # less 429 or later: LESSOPEN pipe will be used on # standard input if $LESSOPEN begins with |-. LESSOPEN="|-$xz -cdfq -- %s" |