From 599f5015d80aac6a3dfeb473dac5cdbb0a3364b7 Mon Sep 17 00:00:00 2001
From: Sebastiano Barezzi <barezzisebastiano@gmail.com>
Date: Tue, 7 Sep 2021 16:08:48 +0200
Subject: veux: Add a script to reorder blobs list

Change-Id: I76e85e07f5a562b7e2a3683da264ccebff5c3613
---
 reorder-libs.py | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100755 reorder-libs.py

diff --git a/reorder-libs.py b/reorder-libs.py
new file mode 100755
index 0000000..82388d1
--- /dev/null
+++ b/reorder-libs.py
@@ -0,0 +1,66 @@
+#!/usr/bin/env python
+#
+# Copyright (C) 2021 The LineageOS Project
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+from functools import cmp_to_key
+from locale import LC_ALL, setlocale, strcoll
+from pathlib import Path
+
+FILES = [Path(file) for file in [
+    "proprietary-files.txt",
+]]
+
+setlocale(LC_ALL, "C")
+
+def strcoll_extract_utils(string1: str, string2: str) -> int:
+    # Skip logic if one of the string if empty
+    if not string1 or not string2:
+        return strcoll(string1, string2)
+
+    # Remove '-' from strings if there,
+    # it is used to indicate a build target
+    string1 = string1.removeprefix('-')
+    string2 = string2.removeprefix('-')
+
+    # If no directories, compare normally
+    if not "/" in string1 and not "/" in string2:
+        return strcoll(string1, string2)
+
+    string1_dir = string1.rsplit("/", 1)[0] + "/"
+    string2_dir = string2.rsplit("/", 1)[0] + "/"
+    if string1_dir == string2_dir:
+        # Same directory, compare normally
+        return strcoll(string1, string2)
+
+    if string1_dir.startswith(string2_dir):
+        # First string dir is a subdirectory of the second one,
+        # return string1 > string2
+        return -1
+
+    if string2_dir.startswith(string1_dir):
+        # Second string dir is a subdirectory of the first one,
+        # return string2 > string1
+        return 1
+
+    # Compare normally
+    return strcoll(string1, string2)
+
+for file in FILES:
+    if not file.is_file():
+        print(f"File {str(file)} not found")
+        continue
+
+    with open(file, 'r') as f:
+        sections = f.read().split("\n\n")
+
+    ordered_sections = []
+    for section in sections:
+        section_list = [line.strip() for line in section.splitlines()]
+        section_list.sort(key=cmp_to_key(strcoll_extract_utils))
+        ordered_sections.append("\n".join(section_list))
+
+    with open(file, 'w') as f:
+        f.write("\n\n".join(ordered_sections).strip() + "\n")
-- 
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