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Cosmetic change

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git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@6931 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb
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teastep 2007-07-21 21:19:07 +00:00
parent 7d89a456b2
commit b2e6f5aea2
1 changed files with 5 additions and 5 deletions
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10
Shorewall-perl/Shorewall/Config.pm
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@ -877,11 +877,11 @@ sub read_a_line() {
# #
# Expand Shell Variables using %ENV # Expand Shell Variables using %ENV
# #
while ( $currentline =~ m( ^(.*?) #Part preceding '$' while ( $currentline =~ m( ^(.*?) # Part preceding '$'
\$({)? #'$' and optional '{' \$({)? # '$' and optional '{'
([a-zA-Z]\w*) #Shell Variable Name ([a-zA-Z]\w*) # Shell Variable Name
(?(2)}) #Match closing '}' (?(2)}) # Match opening '{'
(.*)$)x #Rest of Line (.*)$)x # Rest of Line
) { ) {
my $val = $ENV{$3}; my $val = $ENV{$3};
$val = '' unless defined $val; $val = '' unless defined $val;