Compile commands generator (#1223)

scripts/compile_db.py

@@ -0,0 +1,77 @@
+#!/usr/bin/env python3
+
+from flipper.app import App
+import json
+import pathlib
+
+
+class Main(App):
+    def init(self):
+        self.subparsers = self.parser.add_subparsers(help="sub-command help")
+
+        # generate
+        self.parser_generate = self.subparsers.add_parser(
+            "generate", help="Check source code format and file names"
+        )
+        self.parser_generate.add_argument("-p", dest="path", required=True)
+        self.parser_generate.set_defaults(func=self.generate)
+
+    def parse_sources(self, path, source_path, flags_path):
+        flags = ""
+        with open(path + "/" + flags_path) as f:
+            for line in f:
+                if line.strip():
+                    flags += line.strip() + " "
+
+        local_path = str(pathlib.Path().resolve())
+
+        data = []
+        with open(path + "/" + source_path) as f:
+            for line in f:
+                if line.strip():
+                    file = line.strip()
+                    data.append(
+                        {
+                            "directory": local_path,
+                            "command": flags + "-c " + file,
+                            "file": file,
+                        }
+                    )
+        return data
+
+    def generate(self):
+        DB_SOURCE = [
+            {
+                "name": "ASM",
+                "source": "db.asm_source.list",
+                "flags": "db.asm_flags.list",
+            },
+            {"name": "C", "source": "db.c_source.list", "flags": "db.c_flags.list"},
+            {
+                "name": "CPP",
+                "source": "db.cpp_source.list",
+                "flags": "db.cpp_flags.list",
+            },
+        ]
+
+        path = self.args.path
+        out_data = []
+        out_path = path + "/" + "compile_commands.json"
+        out_file = open(out_path, mode="w")
+
+        for record in DB_SOURCE:
+            self.logger.info(
+                f"Processing {record['name']} ({record['source']}, {record['flags']})"
+            )
+            data = self.parse_sources(path, record["source"], record["flags"])
+            out_data += data
+
+        self.logger.info(f"Saving")
+        json.dump(out_data, out_file, indent=2)
+
+        self.logger.info(f"Compilation DB written to " + out_path)
+        return 0
+
+
+if __name__ == "__main__":
+    Main()()