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Update 'strip' to use better algorithm

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git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@5076 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb
This commit is contained in:
teastep 2006-12-10 03:13:54 +00:00
parent 003a478220
commit af13f4d4c1
1 changed files with 11 additions and 4 deletions
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15
Shorewall/strip
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@ -21,9 +21,16 @@
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA
#
###############################################################################
# Filter that expands variables
#
# Perform variable substitution on the passed argument and echo the result
#
expand_line() {
local line
while read line; do
echo $(expand $line)
done
}
#
# Read a file and handle "INCLUDE" directives
@ -42,7 +49,7 @@ read_file() # $1 = file name, $2 = nest count
echo " WARNING: INCLUDE in $1 ignored (nested too deeply)" >&2
fi
else
eval echo \"$first $rest\"
eval "$first $rest"
fi
done < $1
else
@ -92,7 +99,7 @@ if [ ! -f $TMP_DIR/$1 ]; then
[ $# = 1 ] && fname=$(find_file $1) || fname=$2
if [ -f $fname ]; then
read_file $fname 0 | cut -d'#' -f1 | grep -v '^[[:space:]]*$' > $TMP_DIR/$1
read_file $fname 0 | cut -d'#' -f1 | grep -v '^[[:space:]]*$' | expand_line > $TMP_DIR/$1
else
> $TMP_DIR/$1
fi