Expand env vars

init_env.sh

@@ -1,3 +1,5 @@
 python3 -m venv .venv
 source .venv/bin/activate
 pip install -r requirements.txt
+
+export TOP_DIR=$(git rev-parse --show-toplevel)

pyproject.toml

@@ -35,7 +35,7 @@ name = "rtl-manifest"  # REQUIRED, is the only field that cannot be marked as dy
 # https://packaging.python.org/guides/single-sourcing-package-version/
 
 # dynamic = ["version"]
-version = "0.3.1"  # REQUIRED, although can be dynamic
+version = "0.4.0"  # REQUIRED, although can be dynamic
 
 # This is a one-line description or tagline of what your project does. This
 # corresponds to the "Summary" metadata field:

src/rtl_manifest/rtl_manifest.py

@@ -3,6 +3,8 @@ import argparse
 from typing import List, Tuple
 import pathlib
 
+import os
+
 
 def rtl_manifest_main():
     parser = argparse.ArgumentParser(
@@ -38,7 +40,7 @@ def parse(source_file: str) -> Tuple[List[str], List[str]]:
         base_dir = pathlib.Path(source_file).parent
         with open(source_file, "r") as file:
             for line in file:
-                path = line.strip()
+                path = os.path.expandvars(line.strip())
                 if path.startswith("#"):
                     continue
                 if path == "":

test/sources.list

@@ -4,3 +4,5 @@ src/example.sv
 
 # ^ above was a blank line
 `include .
+
+$TOP_DIR/src/other_file.txt