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47 lines
1.3 KiB
Python
47 lines
1.3 KiB
Python
"""Common utilities for LLDB scripts in the VSCode/Cursor debugging workflow."""
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import json
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import os
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import pathlib
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import sys
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from typing import Any
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import lldb
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# These files are generated by the lldb_launch_and_debug.sh script.
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LAUNCH_INFO_PATH = pathlib.Path(".bsp/skbsp_generated/lldb.json")
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BAZEL_INFO_PATH = pathlib.Path(".bsp/skbsp_generated/bazel_info.json")
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def _load_file(path: pathlib.Path) -> str:
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if not path.exists():
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print(f"File not found: {path}. Exiting.", file=sys.stderr, flush=True)
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lldb.SBDebugger.Terminate()
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os._exit(0)
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return path.read_text()
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def load_launch_info() -> dict[str, Any]:
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return json.loads(_load_file(LAUNCH_INFO_PATH))
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def load_bazel_info() -> dict[str, Any]:
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return json.loads(_load_file(BAZEL_INFO_PATH))
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def run_command(command: str) -> None:
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print(f"(lldb) {command}", flush=True)
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result = lldb.SBCommandReturnObject()
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lldb.debugger.GetCommandInterpreter().HandleCommand(command, result)
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if result.Succeeded():
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output = result.GetOutput()
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if output:
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print(output, flush=True)
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else:
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output = result.GetError()
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if output:
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print(output, file=sys.stderr, flush=True)
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msg = "Command failed. See above for any error messages."
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raise RuntimeError(msg)
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