SPDX-FileCopyrightText: David Rodríguez <deivid.rodriguez@riseup.net>
SPDX-License-Identifier: MIT
--- a/lib/bundler.rb
+++ b/lib/bundler.rb
@@ -236,8 +236,9 @@ def user_home
         end
 
         if warning
-          user_home = tmp_home_path(warning)
-          Bundler.ui.warn "#{warning}\nBundler will use `#{user_home}' as your home directory temporarily.\n"
+          Bundler.ui.warn "#{warning}\n"
+          user_home = tmp_home_path
+          Bundler.ui.warn "Bundler will use `#{user_home}' as your home directory temporarily.\n"
           user_home
         else
           Pathname.new(home)
@@ -684,15 +685,13 @@ def configure_gem_home
       Bundler.rubygems.clear_paths
     end
 
-    def tmp_home_path(warning)
+    def tmp_home_path
       Kernel.send(:require, "tmpdir")
       SharedHelpers.filesystem_access(Dir.tmpdir) do
         path = Bundler.tmp
         at_exit { Bundler.rm_rf(path) }
         path
       end
-    rescue RuntimeError => e
-      raise e.exception("#{warning}\nBundler also failed to create a temporary home directory':\n#{e}")
     end
 
     # @param env [Hash]

--- a/lib/bundler/settings.rb
+++ b/lib/bundler/settings.rb
@@ -428,12 +428,8 @@ def printable_value(value, key)
     def global_config_file
       if ENV["BUNDLE_CONFIG"] && !ENV["BUNDLE_CONFIG"].empty?
         Pathname.new(ENV["BUNDLE_CONFIG"])
-      else
-        begin
-          Bundler.user_bundle_path("config")
-        rescue PermissionError, GenericSystemCallError
-          nil
-        end
+      elsif Bundler.rubygems.user_home && !Bundler.rubygems.user_home.empty?
+        Pathname.new(Bundler.rubygems.user_home).join(".bundle/config")
       end
     end