obs/generic/: Support Go modules in build tree backup.

build-scripts/*bootstrap_buildout.sh: Improve the backup mechanism of the tarball directory taking into account the Go modules handling.

obs/generic/build-scripts/bootstrap_buildout.sh

@@ -24,7 +24,21 @@ cp $COMPILATION_TEMPLATES_DIR/tmp/$SOFTWARE_NAME/local_buildout.cfg buildout.cfg
 #cp $COMPILATION_TEMPLATES_DIR/tmp/buildout_with_gcc.cfg buildout.cfg
 
 cd $INITIAL_DIR
-# the following should simply add "backup." before the directory name pointed to by $TARBALL_DIR
+# Fix the go/ directory.
+
+# For some reason the user does not have the "write" permission on some directories of go/. As it is
+# needed on a directory to delete a file in it, the if block adds the permissions to every
+# directories in go/.
+# This is performed before copying the directory tree elsewhere so that every copy is fixed.
+# It also allows the cleaning script to delete the result of the current script.
+if [ -d $RUN_BUILDOUT_DIR/go ]; then
+        find $RUN_BUILDOUT_DIR/go -name "*" -type d -exec chmod u+xw {} +
+fi
+
+cd $INITIAL_DIR
+# Backup $TARBALL_DIR for debugging or other purpose
+
+# add "backup." before the directory name pointed to by $TARBALL_DIR
 BACKUP_DIR=$TARBALL_DIR/../backup.$SOFTWARE_AND_VERSION
 BACKUP_DIR=`realpath -m $BACKUP_DIR`
 # Delete the potential old backup and backup the newly created build tree instead.

obs/generic/build-scripts/clean_bootstrap_buildout.sh

@@ -4,9 +4,10 @@ set -e
 source build-scripts/configuration_information.sh
 
 cd $INITIAL_DIR
-# Remove the bootstrap script and associated files
+# Remove the products of the script bootstrap_buildout.sh
+# remove the bootstrap script and associated files
 rm -f $RUN_BUILDOUT_DIR/{bootstrap.py,bootstrap-buildout.py,buildout.cfg}
-
-cd $INITIAL_DIR
-# Clean the material created by the bootstrap script
+# remove the material created by the bootstrap script
 rm -rf $RUN_BUILDOUT_DIR/{bin/,egg/}
+# remove the material created by buildout itself
+rm -rf $RUN_BUILDOUT_DIR/go/