Committing no longer fails when a module's input file is removed

cfbs/git.py

@@ -13,6 +13,8 @@
 import tempfile
 from subprocess import check_call, check_output, run, PIPE, DEVNULL, CalledProcessError
 
+from cfbs.utils import are_paths_equal
+
 
 class CFBSGitError(Exception):
     pass
@@ -199,10 +201,9 @@ def git_check_tracked_changes(scope=["all"]):
             lines = result.stdout.decode("utf-8").split("\n")
             changes = [line.strip().split(" ")[1] for line in lines if line]
             should_commit = any(
-                map(
-                    lambda x: os.path.samefile(*x),
-                    list(itertools.product(changes, scope)),
-                )
+                # paths given in `git status` are of different form than the paths we use
+                are_paths_equal(p[0], p[1])
+                for p in itertools.product(changes, scope)
             )
         if not should_commit:
             print("No changes to commit")

cfbs/utils.py

@@ -249,6 +249,17 @@ def path_append(dir, subdir):
     return dir if not subdir else os.path.join(dir, subdir)
 
 
+def canonical_path(path):
+    return os.path.normcase(os.path.realpath(path))
+
+
+def are_paths_equal(path_a, path_b) -> bool:
+    canon_path_a = canonical_path(path_a)
+    canon_path_b = canonical_path(path_b)
+
+    return canon_path_a == canon_path_b
+
+
 def cfengine_dir(subdir=None):
     return path_append("~/.cfengine/", subdir)