Files
bind9/bin/tests/system/chain
Tom Krizek 4d42bdc245 Use arithmetic expansion in system tests
Change the way arithmetic operations are performed in system test shell
scripts from using `expr` to `$(())`. This ensures that updating the
variable won't end up with a non-zero exit code, which would case the
script to exit prematurely when `set -e` is in effect.

The following replacements were performed using sed in all text files
(git grep -Il '' | xargs sed -i):

s/status=`expr $status + $ret`/status=$((status + ret))/g
s/n=`expr $n + 1`/n=$((n + 1))/g
s/t=`expr $t + 1`/t=$((t + 1))/g
s/status=`expr $status + 1`/status=$((status + 1))/g
s/try=`expr $try + 1`/try=$((try + 1))/g
2023-07-14 15:49:13 +02:00
..

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See the COPYRIGHT file distributed with this work for additional
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ns1 is the root server.

ns2 and ns5 are both authoritative servers.

ans3 is a mock authoritative server that can return various broken
responses.

ans4 is a mock authoritative server that can return CNAME or DNAME
responses of arbitrary size in arbitrary order.

ns7 is the resolver under test.