From d82cb96eed1098920ad3cdcb36feb32137618066 Mon Sep 17 00:00:00 2001
From: Alexander Kanavin <alex@linutronix.de>
Date: Fri, 10 Sep 2021 12:28:31 +0200
Subject: [PATCH] Lib/sysconfig.py: use prefix value from build configuration
 file

This allows correctly substituting them for target installs using
native python.

Upstream-Status: Inappropriate [oe-core cross builds]
Signed-off-by: Alexander Kanavin <alex@linutronix.de>

---
 Lib/sysconfig.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Lib/sysconfig.py b/Lib/sysconfig.py
index e64bcdc..40c6b3e 100644
--- a/Lib/sysconfig.py
+++ b/Lib/sysconfig.py
@@ -613,6 +613,11 @@ def get_config_vars(*args):
             _init_non_posix(_CONFIG_VARS)
         if os.name == 'posix':
             _init_posix(_CONFIG_VARS)
+        _CONFIG_VARS['installed_base'] = _CONFIG_VARS['prefix']
+        _CONFIG_VARS['base'] = _CONFIG_VARS['prefix']
+        _CONFIG_VARS['installed_platbase'] = _CONFIG_VARS['prefix']
+        _CONFIG_VARS['platbase'] = _CONFIG_VARS['prefix']
+        _CONFIG_VARS['platlibdir'] = _CONFIG_VARS['PLATLIBDIR']
         # For backward compatibility, see issue19555
         SO = _CONFIG_VARS.get('EXT_SUFFIX')
         if SO is not None: