better public interface and doxygen

1 files changed, 8 insertions, 3 deletions

diff --git a/tests/helpers/check_exports.py b/tests/helpers/check_exports.py
index 0d10014..acb727d 100644
--- a/tests/helpers/check_exports.py
+++ b/tests/helpers/check_exports.py
@@ -9,6 +9,7 @@ import subprocess
 def main():
     parser = argparse.ArgumentParser(description=__doc__)
     parser.add_argument('--allow-export', action='append', default=[])
+    parser.add_argument('--platform', choices=['linux', 'darwin'], default='linux')
     parser.add_argument('nm')
     parser.add_argument('library')
     parser.add_argument('headers', nargs='+')
@@ -23,10 +24,14 @@ def main():
     if not expected:
         raise SystemExit("No public function declarations found")
 
-    output = subprocess.check_output(
-        [args.nm, "-D", "--defined-only", "--format=posix", args.library], text=True
-    )
+    nm_options = ["-g", "-U", "-P"] if args.platform == 'darwin' else [
+        "-D", "--defined-only", "--format=posix"
+    ]
+    output = subprocess.check_output([args.nm, *nm_options, args.library], text=True)
     exported = {line.split()[0] for line in output.splitlines() if line.strip()}
+    if args.platform == 'darwin':
+        # Mach-O decorates C symbols with one leading underscore.
+        exported = {name[1:] if name.startswith('_') else name for name in exported}
     missing = expected - exported
     leaked = exported - expected - set(args.allow_export)
     if missing or leaked: