check_library_properties: Use standardized environment variable name

I've retained the definition of the non-standard variable name for backwards compatibility.

Author: per1234

.travis.yml

@@ -82,7 +82,7 @@ matrix:
         - cd ..
         - git clone https://github.com/per1234/arduino-ci-script-tests
         - cd arduino-ci-script-tests
-        - git checkout a3745f44577648bb34c3784ed564535d8196bcf7
+        - git checkout 573daca37f80a720b9e097de21ddc7d69c0b46f4
       script:
         - bats check_keywords_txt.bats
         - bats check_library_manager_compliance.bats

arduino-ci-script.sh

@@ -1596,7 +1596,9 @@ function check_field_name_case() {
 ARDUINO_CI_SCRIPT_EXIT_STATUS_COUNTER=1
 readonly ARDUINO_CI_SCRIPT_CHECK_LIBRARY_PROPERTIES_REDUNDANT_PARAGRAPH_EXIT_STATUS=$ARDUINO_CI_SCRIPT_EXIT_STATUS_COUNTER
 ARDUINO_CI_SCRIPT_EXIT_STATUS_COUNTER=$((ARDUINO_CI_SCRIPT_EXIT_STATUS_COUNTER + 1))
-readonly ARDUINO_CI_SCRIPT_CHECK_LIBRARY_PROPERTIES_BLANK_NAME=$ARDUINO_CI_SCRIPT_EXIT_STATUS_COUNTER
+readonly ARDUINO_CI_SCRIPT_CHECK_LIBRARY_PROPERTIES_BLANK_NAME_EXIT_STATUS=$ARDUINO_CI_SCRIPT_EXIT_STATUS_COUNTER
+# For backwards compatibility. Some releases of arduino-ci-script used this variable name that didn't follow the standard form.
+readonly ARDUINO_CI_SCRIPT_CHECK_LIBRARY_PROPERTIES_BLANK_NAME=$ARDUINO_CI_SCRIPT_CHECK_LIBRARY_PROPERTIES_BLANK_NAME_EXIT_STATUS
 ARDUINO_CI_SCRIPT_EXIT_STATUS_COUNTER=$((ARDUINO_CI_SCRIPT_EXIT_STATUS_COUNTER + 1))
 readonly ARDUINO_CI_SCRIPT_CHECK_LIBRARY_PROPERTIES_INVALID_ARCHITECTURE_EXIT_STATUS=$ARDUINO_CI_SCRIPT_EXIT_STATUS_COUNTER
 ARDUINO_CI_SCRIPT_EXIT_STATUS_COUNTER=$((ARDUINO_CI_SCRIPT_EXIT_STATUS_COUNTER + 1))
@@ -1721,7 +1723,7 @@ function check_library_properties() {
       # Check for blank name value
       if [[ "$nameValue" == "" ]]; then
         echo "ERROR: ${normalizedLibraryPropertiesPath}/library.properties: Has an undefined name field."
-        exitStatus=$(set_exit_status "$exitStatus" $((ARDUINO_CI_SCRIPT_CHECK_LIBRARY_PROPERTIES_BLANK_NAME + checkFolderNameExitStatus)))
+        exitStatus=$(set_exit_status "$exitStatus" $((ARDUINO_CI_SCRIPT_CHECK_LIBRARY_PROPERTIES_BLANK_NAME_EXIT_STATUS + checkFolderNameExitStatus)))
       else
         # Check for invalid name value
         # Library Manager installs libraries to a folder that is the name field value with any spaces replaced with _