From d914862e31b129de61278754e380310d4e4491c0 Mon Sep 17 00:00:00 2001
From: James Smith <james@floppy.org.uk>
Date: Tue, 12 Nov 2024 12:32:39 +0000
Subject: [PATCH] suppress lspci and ldconfig errors unless in debug mode

---
 lib/mittsu/renderers/generic_lib.rb | 5 ++++-
 lib/mittsu/renderers/glfw_lib.rb    | 4 +++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/lib/mittsu/renderers/generic_lib.rb b/lib/mittsu/renderers/generic_lib.rb
index 205abccb..28bfa9f8 100644
--- a/lib/mittsu/renderers/generic_lib.rb
+++ b/lib/mittsu/renderers/generic_lib.rb
@@ -1,3 +1,5 @@
+require 'open3'
+
 module Mittsu
   module GenericLib
     def discover
@@ -32,7 +34,8 @@ def file
 
       class << self
         def kernel_module_in_use
-          lspci_line = `lspci -nnk | grep -i vga -A3 | grep 'in use'`
+          lspci_line, stderr, _status = Open3.capture3("lspci -nnk | grep -i vga -A3 | grep 'in use'")
+          puts stderr if DEBUG
           /in use:\s*(\S+)/ =~ lspci_line && $1
         rescue
           ''
diff --git a/lib/mittsu/renderers/glfw_lib.rb b/lib/mittsu/renderers/glfw_lib.rb
index e4159b74..0f6a5f32 100644
--- a/lib/mittsu/renderers/glfw_lib.rb
+++ b/lib/mittsu/renderers/glfw_lib.rb
@@ -17,7 +17,9 @@ def libgl_paths
         end
 
         def ldconfig
-          `ldconfig -p | grep 'libglfw3\\?\\.so'`.lines
+          out, stderr, _status = Open3.capture3("ldconfig -p | grep 'libglfw3\\?\\.so'")
+          puts stderr if DEBUG
+          out.lines
         rescue
           []
         end