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Escape { and } in the regexp that matches e.g. ${FOO}.

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thorpej 2002-09-15 16:15:40 +00:00
parent 69d62447b8
commit 3587dba99e
1 changed files with 4 additions and 4 deletions
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8
distrib/common/parselist.awk
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@ -1,4 +1,4 @@
# $NetBSD: parselist.awk,v 1.12 2002/08/18 14:03:42 lukem Exp $
# $NetBSD: parselist.awk,v 1.13 2002/09/15 16:15:40 thorpej Exp $
#
# Copyright (c) 2002 The NetBSD Foundation, Inc.
# All rights reserved.
@ -156,14 +156,14 @@ BEGIN \
# replace ${FOO} with ENVIRON["FOO"]
#
/\${[A-Za-z0-9_]+}/ \
/\$\{[A-Za-z0-9_]+\}/ \
{
while (match($0, /\${[A-Za-z0-9_]+}/) > 0) {
while (match($0, /\$\{[A-Za-z0-9_]+\}/) > 0) {
v = substr($0, RSTART + 2, RLENGTH - 3);
if (! (v in ENVIRON))
err("Variable " v " is not in the environment");
else
sub(/\${[A-Za-z0-9_]+}/, ENVIRON[v]);
sub(/\$\{[A-Za-z0-9_]+\}/, ENVIRON[v]);
}
}