From 2c76686afa24ff09f52642a4b72116c2051ae5e3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Steven!=20Ragnar=C3=B6k?= <steven@nuclearsandwich.com>
Date: Fri, 9 Aug 2024 08:02:50 -0700
Subject: [PATCH] Pass necessary environment variable via sudo.

---
 src/rosdep2/platforms/pip.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/rosdep2/platforms/pip.py b/src/rosdep2/platforms/pip.py
index 2055ff68c..933fd3180 100644
--- a/src/rosdep2/platforms/pip.py
+++ b/src/rosdep2/platforms/pip.py
@@ -172,6 +172,10 @@ class PipInstaller(PackageManagerInstaller):
     def __init__(self):
         super(PipInstaller, self).__init__(pip_detect, supports_depends=True)
 
+        # Pass necessary environment for pip functionality via sudo
+        if self.as_root and self.sudo_command != '':
+            self.sudo_command += ' --preserve-env=PIP_BREAK_SYSTEM_PACKAGES'
+
     def get_version_strings(self):
         pip_version = importlib_metadata.version('pip')
         # keeping the name "setuptools" for backward compatibility