From 6692e3d93620d4cafb65c4a1aac7e710496d0d3f Mon Sep 17 00:00:00 2001
From: Adeeb Shihadeh <adeebshihadeh@gmail.com>
Date: Sat, 21 Mar 2026 09:56:26 -0700
Subject: [PATCH] imgui: add libGL

---
 imgui/build.sh          | 16 ++++++++++++++++
 imgui/imgui/__init__.py |  4 ++++
 2 files changed, 20 insertions(+)

diff --git a/imgui/build.sh b/imgui/build.sh
index b777a42..c1497f9 100755
--- a/imgui/build.sh
+++ b/imgui/build.sh
@@ -105,5 +105,21 @@ cp rlimgui-src/rlImGui.cpp "$INSTALL_DIR/src/"
 cp glfw-src/build/src/libglfw3.a "$INSTALL_DIR/lib/"
 cp -r glfw-src/include/GLFW "$INSTALL_DIR/include/"
 
+# Bundle GLVND dispatchers so Linux users don't need system libGL
+if [[ "$(uname)" == "Linux" ]]; then
+  MESA_DIR="$INSTALL_DIR/lib/mesa"
+  mkdir -p "$MESA_DIR"
+  ldconfig 2>/dev/null || true
+  for lib in libGL.so.1 libGLX.so.0 libEGL.so.1 libOpenGL.so.0 libGLdispatch.so.0; do
+    src="$(ldconfig -p 2>/dev/null | grep -F "$lib" | awk '{print $NF}' | head -1)"
+    if [ -n "$src" ] && [ -f "$src" ]; then
+      cp -L "$src" "$MESA_DIR/"
+      # Create unversioned symlink for the linker
+      base="${lib%%.so.*}"
+      ln -sf "$lib" "$MESA_DIR/${base}.so"
+    fi
+  done
+fi
+
 echo "Installed imgui to $INSTALL_DIR"
 du -sh "$INSTALL_DIR"
diff --git a/imgui/imgui/__init__.py b/imgui/imgui/__init__.py
index 8a528c6..9603aa5 100644
--- a/imgui/imgui/__init__.py
+++ b/imgui/imgui/__init__.py
@@ -1,9 +1,11 @@
 import os
+import platform as _platform
 
 DIR = os.path.join(os.path.dirname(__file__), "install")
 INCLUDE_DIR = os.path.join(DIR, "include")
 SRC_DIR = os.path.join(DIR, "src")
 LIB_DIR = os.path.join(DIR, "lib")
+MESA_DIR = os.path.join(DIR, "lib", "mesa")
 
 
 def smoketest():
@@ -11,3 +13,5 @@ def smoketest():
   assert os.path.isfile(os.path.join(SRC_DIR, "imgui.cpp")), "imgui.cpp not found"
   assert os.path.isfile(os.path.join(LIB_DIR, "libglfw3.a")), "libglfw3.a not found"
   assert os.path.isfile(os.path.join(INCLUDE_DIR, "GLFW", "glfw3.h")), "GLFW/glfw3.h not found"
+  if _platform.system() == "Linux":
+    assert os.path.isfile(os.path.join(MESA_DIR, "libGL.so.1")), "libGL.so.1 not found"