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Pipe replase '<<<' syntax for more compatibility

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leafee98 2023-02-27 09:08:29 +08:00
parent 16795b3449
commit 8af4243f62
1 changed files with 1 additions and 1 deletions
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bwifi.sh
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@ -14,7 +14,7 @@ echo 'response received'
# If authorizing is requested, school network will respond any HTTP (not HTTPS) request with an 302
# response and its "Server" field is "DrcomServer"
if ! grep "Server: DrcomServer" <<< $res_headers ; then
if ! echo -n "$res_headers" | grep "Server: DrcomServer" ; then
echo "didn't receive a response from DrcomServer, you may already be online."
exit 1
fi