Avoid creating an undersized buffer for the hufts table.

[gzip] / zless.in

diff --git a/zless.in b/zless.in
index dae346f82e9fc55d9d3fbc033da127d2afdd55b0..52352cb09f45482756e7644aae3443bf6d075552 100644 (file)
--- a/zless.in
+++ b/zless.in
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-# Copyright (C) 1998, 2002, 2006 Free Software Foundation
+# Copyright (C) 1998, 2002, 2006, 2007 Free Software Foundation
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -19,14 +19,14 @@
 PATH="BINDIR:$PATH"; export PATH
 
 version="zless (gzip) @VERSION@
-Copyright (C) 2006 Free Software Foundation, Inc.
+Copyright (C) 2007 Free Software Foundation, Inc.
 This is free software.  You may redistribute copies of it under the terms of
 the GNU General Public License <http://www.gnu.org/licenses/gpl.html>.
 There is NO WARRANTY, to the extent permitted by law.
 
 Written by Paul Eggert."
 
-usage="Usage: zless [OPTION]... [FILE]...
+usage="Usage: $0 [OPTION]... [FILE]...
 Like 'less', but operate on the uncompressed contents of any compressed FILEs.
 
 Options are the same as for 'less'.
@@ -38,5 +38,16 @@ case $1 in
 --version) exec echo "$version";;
 esac
 
+if test "${LESSMETACHARS+set}" != set; then
+  # Work around a bug in less 394 and earlier;
+  # it mishandles the metacharacters '$%=~'.
+  space=' '
+  tab='        '
+  newline='
+'
+  LESSMETACHARS="$space$tab$newline'"';*?"()<>[|&^`#\$%=~'
+  export LESSMETACHARS
+fi
+
 LESSOPEN="|gzip -cdfq -- %s"; export LESSOPEN
 exec less "$@"