project init

src/speccpu/__init__.py

@@ -0,0 +1,22 @@
+import copy
+import os
+from pathlib import Path
+
+
+def get_spec_env(spec_dir: Path):
+    new_env = copy.deepcopy(os.environ)
+    new_env["SPEC"] = str(spec_dir)
+    new_env["PATH"] = os.pathsep.join(
+        [
+            str(spec_dir / "bin"),
+            *new_env["PATH"].split(os.pathsep),
+        ]
+    )
+    return new_env
+
+def find_build(build_dir: Path) -> Path:
+    entries = list(sorted(os.listdir(build_dir)))
+    for entry in entries:
+        if entry.startswith("build"):
+            return build_dir / entry
+    raise RuntimeError(f"SPEC build directory not found at {build_dir}")