From cdb854ffc60de71f95ca681c7f02a5dbd9df7c02 Mon Sep 17 00:00:00 2001
From: jasonpcarroll <23126711+jasonpcarroll@users.noreply.github.com>
Date: Wed, 30 Nov 2022 14:19:14 -0800
Subject: [PATCH] Add option to not include heap in CMakeLists.txt

---
 CMakeLists.txt | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1d4a7799f7c..ec60888d608 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -224,16 +224,25 @@ endif()
 
 add_subdirectory(portable)
 
-add_library(freertos_kernel STATIC
+list(APPEND FREERTOS_KERNEL_SOURCES
     event_groups.c
     list.c
     queue.c
     stream_buffer.c
     tasks.c
     timers.c
+)
 
-    # If FREERTOS_HEAP is digit between 1 .. 5 - it is heap number, otherwise - it is path to custom heap source file
-    $<IF:$<BOOL:$<FILTER:${FREERTOS_HEAP},EXCLUDE,^[1-5]$>>,${FREERTOS_HEAP},portable/MemMang/heap_${FREERTOS_HEAP}.c>
+# Check if user requested to not inlude a heap implementation
+if(NOT DEFINED FREERTOS_DO_NOT_INCLUDE_HEAP)
+    list(APPEND FREERTOS_KERNEL_SOURCES
+        # If FREERTOS_HEAP is digit between 1 .. 5 - it is heap number, otherwise - it is path to custom heap source file
+        $<IF:$<BOOL:$<FILTER:${FREERTOS_HEAP},EXCLUDE,^[1-5]$>>,${FREERTOS_HEAP},portable/MemMang/heap_${FREERTOS_HEAP}.c>
+    )
+endif()
+
+add_library(freertos_kernel STATIC
+    ${FREERTOS_KERNEL_SOURCES}
 )
 
 target_include_directories(freertos_kernel