Adding upstream version 4.1.0.upstream/4.1.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 26 insertions, 0 deletions

diff --git a/pre_commit_hooks/check_symlinks.py b/pre_commit_hooks/check_symlinks.py
new file mode 100644
index 0000000..db3b4fe
--- /dev/null
+++ b/pre_commit_hooks/check_symlinks.py
@@ -0,0 +1,26 @@
+import argparse
+import os.path
+from typing import Optional
+from typing import Sequence
+
+
+def main(argv: Optional[Sequence[str]] = None) -> int:
+    parser = argparse.ArgumentParser(description='Checks for broken symlinks.')
+    parser.add_argument('filenames', nargs='*', help='Filenames to check')
+    args = parser.parse_args(argv)
+
+    retv = 0
+
+    for filename in args.filenames:
+        if (
+                os.path.islink(filename) and
+                not os.path.exists(filename)
+        ):  # pragma: no cover (symlink support required)
+            print(f'{filename}: Broken symlink')
+            retv = 1
+
+    return retv
+
+
+if __name__ == '__main__':
+    raise SystemExit(main())