1 files changed, 5 insertions, 3 deletions

diff --git a/tests/setup.sh b/tests/setup.sh
index 1457dd5..30f90d5 100755
--- a/tests/setup.sh
+++ b/tests/setup.sh
@@ -25,11 +25,13 @@ mkrepo() {
         mkdir -p $name
         cd $name
         git init
-        for ((n=1; n<=count; n++))
+        n=1
+        while test $n -le $count
         do
                 echo $n >file-$n
                 git add file-$n
                 git commit -m "commit $n"
+                n=$(expr $n + 1)
         done
         if test "$3" = "testplus"
         then
@@ -101,7 +103,7 @@ run_test()
 {
         desc=$1
         script=$2
-        ((test_count++))
+        test_count=$(expr $test_count + 1)
         printf "\ntest %d: name='%s'\n" $test_count "$desc" >>test-output.log
         printf "test %d: eval='%s'\n" $test_count "$2" >>test-output.log
         eval "$2" >>test-output.log 2>>test-output.log
@@ -111,7 +113,7 @@ run_test()
         then
                 printf " %2d) %-60s [ok]\n" $test_count "$desc"
         else
-                ((test_failed++))
+                test_failed=$(expr $test_failed + 1)
                 printf " %2d) %-60s [failed]\n" $test_count "$desc"
         fi
 }