dwarffi: add cli available dwarf2json

pyproject.toml

@@ -85,4 +85,7 @@ warn_unused_ignores = true
 
 [[tool.mypy.overrides]]
 module = "dwarffi._version"
-ignore_missing_imports = true
+ignore_missing_imports = true
+
+[project.scripts]
+dwarf2json = "dwarffi.cli:main"

src/dwarffi/cli.py

@@ -0,0 +1,25 @@
+# src/dwarffi/cli.py
+import subprocess
+import sys
+from pathlib import Path
+
+
+def main() -> None:
+    """Entry point for the dwarf2json command line wrapper."""
+    # Resolve the path to the bundled binary relative to this Python file
+    package_dir = Path(__file__).parent
+
+    # Handle the `.exe` extension for Windows environments
+    exe_name = "dwarf2json.exe" if sys.platform == "win32" else "dwarf2json"
+    binary_path = package_dir / "bin" / exe_name
+
+    if not binary_path.exists():
+        print(f"Error: Bundled dwarf2json binary not found at {binary_path}", file=sys.stderr)
+        sys.exit(1)
+
+    # Execute the binary, passing all arguments provided by the user
+    try:
+        result = subprocess.run([str(binary_path)] + sys.argv[1:])
+        sys.exit(result.returncode)
+    except KeyboardInterrupt:
+        sys.exit(130)