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In awk, casting a variable as a boolean condition is the same as testing if

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the length of the variable contents is greater than zero

This allows us to also move the secondary condition into the action clause
This commit is contained in:
Devin Teske 2016-12-12 21:29:48 +00:00
parent 275c0c0741
commit 6c26775c2f
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=309952
1 changed files with 1 additions and 4 deletions
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5
usr.sbin/bsdinstall/scripts/wlanconfig
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@ -213,10 +213,7 @@ while :; do
SCAN_RESULTS=$( wpa_cli scan_results )
NETWORKS=$( echo "$SCAN_RESULTS" | awk -F '\t' '
/..:..:..:..:..:../ {
if (length($5) > 0)
printf("\"%s\"\t%s\n", $5, $4)
}
/..:..:..:..:..:../ && $5 { printf("\"%s\"\t%s\n", $5, $4) }
' | sort | uniq )
if [ ! "$NETWORKS" ]; then