Silence non-critical failure to remove /run/finit/cond/ at reboot

The directory may hold various custom generated conditions that are not
managed by Finit.  Not being able to remove the directory is not a
critical error.

finit[1]: cond_delpath():Failed removing condition path /var/run/finit/cond/: Directory not empty

Therefore, ignore ENOENT and ENOTEMPTY and log everything/anything else.

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

src/cond-w.c

@@ -222,8 +222,16 @@ static int do_delete(const char *fpath, const struct stat *sb, int tflag, struct
 static void cond_delpath(const char *path)
 {
 	nftw(path, do_delete, 20, FTW_DEPTH);
-	if (remove(path) && errno != ENOENT)
+	if (remove(path)) {
-		err(1, "Failed removing condition path %s", path);
+		switch (errno) {
+		case ENOENT:	/* Ignore */
+		case ENOTEMPTY:	/* Only at shutdown and for directories */
+			break;
+		default:
+			err(1, "Failed removing condition path %s", path);
+			break;
+		}
+	}
 }
 
 int cond_set_path(const char *path, enum cond_state next)