From 3e043bd39a92c5f87ee514a0e7fcd189eddb3113 Mon Sep 17 00:00:00 2001
From: Jonathan Williamson <jon@pimoroni.com>
Date: Sat, 16 Jan 2021 14:43:21 +0000
Subject: [PATCH] Add heirarchical build to mimic pico-examples

---
 .gitignore                                         |  1 +
 CMakeLists.txt                                     | 14 ++++++++++++++
 pack/CMakeLists.txt                                |  4 ++++
 pack/display/CMakeLists.txt                        | 14 +-------------
 .../pico_sdk_import.cmake => pico_sdk_import.cmake |  0
 5 files changed, 20 insertions(+), 13 deletions(-)
 create mode 100644 CMakeLists.txt
 create mode 100644 pack/CMakeLists.txt
 rename pack/display/pico_sdk_import.cmake => pico_sdk_import.cmake (100%)

diff --git a/.gitignore b/.gitignore
index 08e9f76d..89929922 100644
--- a/.gitignore
+++ b/.gitignore
@@ -32,3 +32,4 @@
 *.app
 
 **/build
+.vscode
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 00000000..e89b15af
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,14 @@
+cmake_minimum_required(VERSION 3.12)
+
+# Pull in PICO SDK (must be before project)
+include(pico_sdk_import.cmake)
+
+project(pico_examples C CXX ASM)
+set(CMAKE_C_STANDARD 11)
+set(CMAKE_CXX_STANDARD 17)
+
+# Initialize the SDK
+pico_sdk_init()
+
+# Example projects
+add_subdirectory(pack)
diff --git a/pack/CMakeLists.txt b/pack/CMakeLists.txt
new file mode 100644
index 00000000..a48803ae
--- /dev/null
+++ b/pack/CMakeLists.txt
@@ -0,0 +1,4 @@
+if (NOT PICO_NO_HARDWARE)
+    add_subdirectory(display)
+    add_subdirectory(unicorn)
+endif ()
diff --git a/pack/display/CMakeLists.txt b/pack/display/CMakeLists.txt
index 9bfdeb56..3d87a9fb 100644
--- a/pack/display/CMakeLists.txt
+++ b/pack/display/CMakeLists.txt
@@ -1,15 +1,3 @@
-cmake_minimum_required(VERSION 3.12)
-
-# Pull in PICO SDK (must be before project)
-include(pico_sdk_import.cmake)
-
-project(pico_examples C CXX ASM)
-set(CMAKE_C_STANDARD 11)
-set(CMAKE_CXX_STANDARD 17)
-
-# Initialize the SDK
-pico_sdk_init()
-
 add_executable(
   display
   demo.cpp
@@ -23,4 +11,4 @@ add_executable(
 target_link_libraries(display pico_stdlib hardware_spi hardware_pwm hardware_dma)
 
 # create map/bin/hex file etc.
-pico_add_extra_outputs(display)
+pico_add_extra_outputs(display)
\ No newline at end of file
diff --git a/pack/display/pico_sdk_import.cmake b/pico_sdk_import.cmake
similarity index 100%
rename from pack/display/pico_sdk_import.cmake
rename to pico_sdk_import.cmake