Do not break API but use deprecation warnings

Signed-off-by: Jose Luis Rivero <jrivero@osrfoundation.org>

ros_buildfarm/scripts/ci/build_task_generator.py

@@ -29,6 +29,7 @@
 from ros_buildfarm.argument import add_argument_install_packages
 from ros_buildfarm.argument import add_argument_os_code_name
 from ros_buildfarm.argument import add_argument_os_name
+from ros_buildfarm.argument import add_argument_require_gpu_support
 from ros_buildfarm.argument import add_argument_ros_version
 from ros_buildfarm.argument import add_argument_rosdistro_name
 from ros_buildfarm.argument import add_argument_run_abichecker
@@ -60,6 +61,7 @@ def main(argv=sys.argv[1:]):
     add_argument_install_packages(parser)
     add_argument_ros_version(parser)
     add_argument_run_abichecker(parser)
+    add_argument_require_gpu_support(parser)
     add_argument_testing(parser)
     parser.add_argument(
         '--workspace-root', nargs='+',
@@ -70,6 +72,12 @@ def main(argv=sys.argv[1:]):
     for k, v in remainder_args.items():
         setattr(args, k, v)
 
+    if args.require_gpu_support:
+        print(
+            'WARNING: using the --require-gpu-support argument is deprecated.'
+            'Can be removed without changing functionality.',
+            file=sys.stderr)
+
     apt_cache = Cache()
 
     debian_pkg_names = set(['build-essential'])

ros_buildfarm/scripts/devel/build_and_test.py

@@ -19,6 +19,7 @@
 from ros_buildfarm.argument import add_argument_build_tool
 from ros_buildfarm.argument import add_argument_build_tool_args
 from ros_buildfarm.argument import add_argument_build_tool_test_args
+from ros_buildfarm.argument import add_argument_require_gpu_support
 from ros_buildfarm.argument import add_argument_ros_version
 from ros_buildfarm.argument import extract_multiple_remainders
 from ros_buildfarm.common import Scope
@@ -57,12 +58,19 @@ def main(argv=sys.argv[1:]):
         action='store_true',
         help='The flag if the workspace should be cleaned after the '
              'invocation')
+    add_argument_require_gpu_support(parser)
 
     remainder_args = extract_multiple_remainders(argv, (a1, a2))
     args = parser.parse_args(argv)
     for k, v in remainder_args.items():
         setattr(args, k, v)
 
+    if args.require_gpu_support:
+        print(
+            'WARNING: using the --require-gpu-support argument is deprecated.'
+            'Can be removed without changing functionality.',
+            file=sys.stderr)
+
     ensure_workspace_exists(args.workspace_root)
 
     if args.clean_before: