1 files changed, 18 insertions, 0 deletions
diff --git a/dev-python/pip/files/pip-10.0.1-disable-system-install.patch b/dev-python/pip/files/pip-10.0.1-disable-system-install.patch
new file mode 100644
index 000000000000..776d395b7b94
--- /dev/null
+++ b/dev-python/pip/files/pip-10.0.1-disable-system-install.patch
@@ -0,0 +1,18 @@
+install: Raise an error to avoid breaking python-exec
+
+Running pip without --target, --root, or --user will result in packages
+being installed systemwide. This has a tendency to break python-exec if
+setuptools gets installed or upgraded.
+
+--- pip-10.0.1/src/pip/_internal/commands/install.py
++++ pip-10.0.1/src/pip/_internal/commands/install.py
+@@ -202,6 +202,9 @@
+         if options.upgrade:
+             upgrade_strategy = options.upgrade_strategy
+ 
++        if not options.use_user_site and not options.target_dir and not options.root_path:
++            raise CommandError("(Gentoo) Please run pip with the --user option to avoid breaking python-exec")
++
+         if options.build_dir:
+             options.build_dir = os.path.abspath(options.build_dir)
+