- (tim) [regress/integrity.sh] shell portability fix.

1 files changed, 10 insertions, 10 deletions

diff --git a/regress/integrity.sh b/regress/integrity.sh
index 78fb53260..8ed8d080e 100644
--- a/regress/integrity.sh
+++ b/regress/integrity.sh
@@ -35,8 +35,8 @@ for m in $macs; do
         emac=0
         ecnt=0
         skip=0
-        for off in $(jot $tries $startoffset); do
-                skip=$((skip - 1))
+        for off in `jot $tries $startoffset`; do
+                skip=`expr $skip - 1`
                 if [ $skip -gt 0 ]; then
                         # avoid modifying the high bytes of the length
                         continue
@@ -47,19 +47,19 @@ for m in $macs; do
                         aes*gcm*)       macopt="-c $m";;
                         *)              macopt="-m $m";;
                 esac
-                output=$(${SSH} $macopt -2F $OBJ/ssh_proxy -o "$pxy" \
-                    999.999.999.999 'printf "%4096s" " "' 2>&1)
+                output=`${SSH} $macopt -2F $OBJ/ssh_proxy -o "$pxy" \
+                    999.999.999.999 'printf "%4096s" " "' 2>&1`
                 if [ $? -eq 0 ]; then
                         fail "ssh -m $m succeeds with bit-flip at $off"
                 fi
-                ecnt=$((ecnt+1))
-                output=$(echo $output | tr -s '\r\n' '.')
+                ecnt=`expr $ecnt + 1`
+                output=`echo $output | tr -s '\r\n' '.'`
                 verbose "test $tid: $m @$off $output"
                 case "$output" in
-                Bad?packet*)    elen=$((elen+1)); skip=3;;
+                Bad?packet*)    elen=`expr $elen + 1`; skip=3;;
                 Corrupted?MAC* | Decryption?integrity?check?failed*)
-                                emac=$((emac+1)); skip=0;;
-                padding*)       epad=$((epad+1)); skip=0;;
+                                emac=`expr $emac + 1`; skip=0;;
+                padding*)       epad=`expr $epad + 1`; skip=0;;
                 *)              fail "unexpected error mac $m at $off";;
                 esac
         done
@@ -67,7 +67,7 @@ for m in $macs; do
         if [ $emac -eq 0 ]; then
                 fail "$m: no mac errors"
         fi
-        expect=$((ecnt-epad-elen))
+        expect=`expr $ecnt - $epad - $elen`
         if [ $emac -ne $expect ]; then
                 fail "$m: expected $expect mac errors, got $emac"
         fi