diff options
author | Lisa Nguyen <lisa.nguyen@linaro.org> | 2015-10-21 17:57:04 -0700 |
---|---|---|
committer | Lisa Nguyen <lisa.nguyen@linaro.org> | 2015-11-17 01:21:19 -0800 |
commit | 374c1b5bc8afccd4cd839d9fe9ab8ba69b43055e (patch) | |
tree | 31f4622d8594a124fe7102832294857f4b407a3e | |
parent | e66966ef6a08cd3b491ee1df5c6c5d33baaf1f1c (diff) |
Replace bc commands
Some systems may not support the bc command. Replace
with an alterative that performs simple floating-
point arithmetic.
Signed-off-by: Lisa Nguyen <lisa.nguyen@linaro.org>
-rwxr-xr-x | cpufreq/cpufreq_06.sh | 10 | ||||
-rw-r--r-- | include/functions.sh | 8 |
2 files changed, 9 insertions, 9 deletions
diff --git a/cpufreq/cpufreq_06.sh b/cpufreq/cpufreq_06.sh index 87b2c73..b86db34 100755 --- a/cpufreq/cpufreq_06.sh +++ b/cpufreq/cpufreq_06.sh @@ -42,7 +42,7 @@ compute_freq_ratio() { return 1 fi - value=$(echo "scale=3;($result / $freq)" | bc -l) + value=$(echo $result $freq | awk '{ printf "%.3f", $1 / $2 }') eval $freq_results_array$index=$value eval export $freq_results_array$index index=$((index + 1)) @@ -53,7 +53,7 @@ compute_freq_ratio_sum() { sum=0 res=$(eval echo \$$freq_results_array$index) - sum=$(echo "($sum + $res)" | bc -l) + sum=$(echo $sum $res | awk '{ printf "%f", $1 + $2 }') index=$((index + 1)) } @@ -63,14 +63,14 @@ __check_freq_deviation() { res=$(eval echo \$$freq_results_array$index) # compute deviation - dev=$(echo "scale=3;((( $res - $avg ) / $avg) * 100 )" | bc -l) + dev=$(echo $res $avg | awk '{printf "%.3f", (($1 - $2) / $2) * 100}') # change to absolute dev=$(echo $dev | awk '{ print ($1 >= 0) ? $1 : 0 - $1}') index=$((index + 1)) - res=$(echo "($dev > 5.0)" | bc -l) + res=$(echo $dev | awk '{printf "%f", ($dev > 5.0)}') if [ "$res" = "1" ]; then return 1 fi @@ -97,7 +97,7 @@ check_deviation() { for_each_frequency $cpu compute_freq_ratio_sum - avg=$(echo "scale=3;($sum / $index)" | bc -l) + avg=$(echo $sum $index | awk '{ printf "%.3f", $1 / $2}') for_each_frequency $cpu check_freq_deviation } diff --git a/include/functions.sh b/include/functions.sh index 518f555..bb71302 100644 --- a/include/functions.sh +++ b/include/functions.sh @@ -188,16 +188,16 @@ wait_latency() { frequnit() { freq=$1 - ghz=$(echo "scale=1;($freq / 1000000)" | bc -l) - mhz=$(echo "scale=1;($freq / 1000)" | bc -l) + ghz=$(echo $freq | awk '{printf "%.1f", ($1 / 1000000)}') + mhz=$(echo $freq | awk '{printf "%.1f", ($1 / 1000)}') - ghz_value=$(echo "($ghz > 1.0)" | bc -l) + ghz_value=$(echo $ghz | awk '{printf "%f", ($1 > 1.0)}') if [ "$ghz_value" = "1" ]; then echo $ghz GHz return 0 fi - mhz_value=$(echo "($mhz > 1.0)" | bc -l) + mhz_value=$(echo $mhz | awk '{printf "%f", ($1 > 1.0)}') if [ "$mhz_value" = "1" ];then echo $mhz MHz return 0 |