build-perf-test-wrapper.sh: make archive dir configurable

Add new command line argument '-a' that can be used to define the
directory where results (tarballs) are archived. Giving an empty string
disables archiving which makes sense if you store results in Git.

(From OE-Core rev: d53cf92847aa80724be4412801c993948a09cd27)

Signed-off-by: Markus Lehtonen <markus.lehtonen@linux.intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

scripts/contrib/build-perf-test-wrapper.sh

@@ -25,6 +25,8 @@ Usage: $script [-h] [-c COMMITISH] [-C GIT_REPO]
 
 Optional arguments:
   -h                show this help and exit.
+  -a ARCHIVE_DIR    archive results tarball here, give an empty string to
+                    disable tarball archiving
   -c COMMITISH      test (checkout) this commit
   -C GIT_REPO       commit results into Git
 EOF
@@ -32,13 +34,16 @@ EOF
 
 
 # Parse command line arguments
+archive_dir=~/perf-results/archives
 commitish=""
 results_repo=""
-while getopts "hc:C:" opt; do
+while getopts "ha:c:C:" opt; do
     case $opt in
         h)  usage
             exit 0
             ;;
+        a)  archive_dir=`realpath "$OPTARG"`
+            ;;
         c)  commitish=$OPTARG
             ;;
         C)  results_repo=`realpath "$OPTARG"`
@@ -112,13 +117,14 @@ echo -ne "\n"
 
 cat "$globalres_log"
 
+if [ -n "$archive_dir" ]; then
     echo -ne "\n\n-----------------\n"
-echo "Archiving results dir..."
-archive_dir=~/perf-results/archives
+    echo "Archiving results in $archive_dir"
     mkdir -p "$archive_dir"
     results_basename=`basename "$results_dir"`
     results_dirname=`dirname "$results_dir"`
     tar -czf "$archive_dir/`uname -n`-${results_basename}.tar.gz" -C "$results_dirname" "$results_basename"
+fi
 
 rm -rf "$build_dir"
 rm -rf "$results_dir"