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author | Paul Eggert <eggert@cs.ucla.edu> | 2011-12-21 16:11:43 -0800 |
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committer | Paul Eggert <eggert@cs.ucla.edu> | 2011-12-21 16:12:24 -0800 |
commit | ee0e33940f9e6cb0225692337fa06c981108c64e (patch) | |
tree | 196609db143a46470d5de8fb688135779e3509c9 | |
parent | d0aa88a5658ae560b3cf3c561d29a1ea1b7aa679 (diff) | |
download | gzip-ee0e33940f9e6cb0225692337fa06c981108c64e.tar.gz |
zless: decompress stdin too, if less 429 or later
* zless.in: Use LESSOPEN |- feature of less 429 or later.
Problem reported by Jeroen Roovers via Mike Frysinger in
<http://lists.gnu.org/archive/html/bug-gzip/2011-12/msg00006.html>.
-rw-r--r-- | zless.in | 12 |
1 files changed, 11 insertions, 1 deletions
@@ -53,5 +53,15 @@ if test "${LESSMETACHARS+set}" != set; then export LESSMETACHARS fi -LESSOPEN="|gzip -cdfq -- %s"; export LESSOPEN +less_version=`less -V` || exit +case $less_version in +'less 429 +'* | 'less '4[3-9][0-9]* | 'less '[5-9][0-9][0-9]* | 'less '[1-9][0-9][0-9][0-9]*) + use_input_pipe_on_stdin='-';; +*) use_input_pipe_on_stdin='';; +esac + +LESSOPEN="|${use_input_pipe_on_stdin}gzip -cdfq -- %s" +export LESSOPEN + exec less "$@" |