From aee83e6564f016b128ecda65d77cfceb82368a92 Mon Sep 17 00:00:00 2001
From: Andre Weissflog <floooh@gmail.com>
Date: Tue, 10 Sep 2024 16:58:18 +0200
Subject: [PATCH 1/2] update build.zig to make cimgui build work with an
 unmodified cimgui

---
 build.zig | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/build.zig b/build.zig
index e566f8b..7a439ef 100644
--- a/build.zig
+++ b/build.zig
@@ -848,9 +848,12 @@ const libImGuiOptions = struct {
 };
 fn buildImgui(b: *Build, options: libImGuiOptions) !*CompileStep {
     const imgui_cpp = b.dependency("imgui", .{});
-    const imgui_cpp_dir = imgui_cpp.path("");
     const cimgui = b.dependency("cimgui", .{});
-    const cimgui_dir = cimgui.path("");
+
+    // create file tree for cimgui and imgui
+    const wf = b.addNamedWriteFiles("cimgui");
+    const cimgui_dir = wf.addCopyDirectory(cimgui.path(""), "", .{});
+    const imgui_cpp_dir = wf.addCopyDirectory(imgui_cpp.path(""), "imgui", .{});
 
     const libimgui = b.addStaticLibrary(.{
         .name = "cimgui",

From 2f604a90cbe8795065876ea832808f11f67ac11a Mon Sep 17 00:00:00 2001
From: Andre Weissflog <floooh@gmail.com>
Date: Tue, 10 Sep 2024 17:10:46 +0200
Subject: [PATCH 2/2] let libimgui depend on cimgui file copy step

---
 build.zig | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/build.zig b/build.zig
index 7a439ef..481edc9 100644
--- a/build.zig
+++ b/build.zig
@@ -860,6 +860,10 @@ fn buildImgui(b: *Build, options: libImGuiOptions) !*CompileStep {
         .target = options.target,
         .optimize = options.optimize,
     });
+
+    // libimgui compilation depends on file tree
+    libimgui.step.dependOn(&wf.step);
+
     if (libimgui.linkage == .static)
         libimgui.pie = true
     else if (libimgui.linkage == .static)