Import of the watch repository from Pebble

tools/resources/waftools/generate_pfs_resources.py

@@ -0,0 +1,64 @@
+# Copyright 2024 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from waflib import Task, TaskGen
+
+
+class pfs_resources_table(Task.Task):
+    def run(self):
+        with open(self.outputs[0].abspath(), 'w') as f:
+            f.write("""
+//
+// AUTOGENERATED
+// DO NOT MODIFY
+//
+
+#include "resource/resource_storage_file.h"
+""")
+
+            fw_bld_node = self.generator.bld.bldnode.find_node('src/fw')
+            f.write('#include "{}"\n'.format(self.resource_id_header.path_from(fw_bld_node)))
+            f.write('\n')
+
+            f.write('const uint32_t g_num_file_resource_stores = {};\n'
+                    .format(len(self.file_definitions)))
+            f.write('\n')
+
+            f.write('const FileResourceData g_file_resource_stores[] = {\n')
+
+            for d in self.file_definitions:
+                first_resource_id = 'RESOURCE_ID_{}'.format(d['resources'][0])
+                last_resource_id = 'RESOURCE_ID_{}'.format(d['resources'][-1])
+
+                # FIXME: We should just get rid of this concept since it's trivially calculated at
+                # compile time
+                id_offset_expr = '({} - 1)'.format(first_resource_id)
+
+                filename = d['name']
+
+                f.write('  {{ {first}, {last}, {id_offset}, "{filename}" }},\n'
+                        .format(first=first_resource_id, last=last_resource_id,
+                                id_offset=id_offset_expr, filename=filename))
+
+            f.write("};\n")
+
+
+@TaskGen.feature('generate_pfs_resources')
+@TaskGen.before_method('process_source', 'process_rule')
+def generate_pfs_resources(self):
+    task = self.create_task('pfs_resources_table',
+                            self.resource_definition_files + [self.resource_id_header],
+                            self.pfs_table_node)
+    task.file_definitions = self.file_definitions
+    task.resource_id_header = self.resource_id_header