From fa05a5f8238e9e1417235711656e5062ccc843a7 Mon Sep 17 00:00:00 2001
From: "info@mode42.com" <info@mode42.com>
Date: Fri, 7 Aug 2026 18:23:28 +0000
Subject: Initial push

---
 cmake/MAX25Ax25.cmake     | 19 +++++++++++++++++++
 cmake/MAX25Platform.cmake | 37 +++++++++++++++++++++++++++++++++++++
 2 files changed, 56 insertions(+)
 create mode 100644 cmake/MAX25Ax25.cmake
 create mode 100644 cmake/MAX25Platform.cmake

(limited to 'cmake')

diff --git a/cmake/MAX25Ax25.cmake b/cmake/MAX25Ax25.cmake
new file mode 100644
index 0000000..53193f6
--- /dev/null
+++ b/cmake/MAX25Ax25.cmake
@@ -0,0 +1,19 @@
+# MAX25Ax25.cmake — native AX.25 codec only (no upstream bundle).
+#
+# libax25 / ax25-tools / ax25-apps tarballs under third_party/ax25/ are study
+# reference material. max25d ships stacks/daemon/ax25_codec.py + kiss_bridge.py.
+# Optional host tools (listen, call, kissattach): install distro ax25-apps /
+# ax25-tools or run scripts/build-ax25-deps.sh manually (deprecated for MAX25).
+
+option(MAX25_BUNDLE_AX25
+       "DEPRECATED: build libax25/ax25-tools/ax25-apps from third_party/ax25 tarballs"
+       OFF)
+
+if(MAX25_BUNDLE_AX25)
+    message(WARNING
+        "MAX25_BUNDLE_AX25=ON is deprecated. "
+        "Use distro ax25-apps/ax25-tools or scripts/build-ax25-deps.sh manually. "
+        "max25d uses native ax25_codec.py — no libax25 link required.")
+endif()
+
+message(STATUS "AX.25: native ax25_codec.py (third_party/ax25 study reference only)")
diff --git a/cmake/MAX25Platform.cmake b/cmake/MAX25Platform.cmake
new file mode 100644
index 0000000..c121551
--- /dev/null
+++ b/cmake/MAX25Platform.cmake
@@ -0,0 +1,37 @@
+# MAX25-Stack-Lite platform defaults.
+#
+# Lite ship policy (settled): BayCom/based (stacks/max25-bcpr) is in-scope and
+# default ON on every POSIX-like Lite target — see product-repo-rules.md
+# "CMake ship profile (Lite)" and design-principles.md. This module must not
+# reintroduce the upstream MAX25-Stack default (bcpr opt-in/OFF) here, because
+# CMake's option() in the top-level CMakeLists.txt cannot override a CACHE
+# variable already created by an earlier include() — this module runs first.
+
+set(MAX25_SYSTEM "${CMAKE_SYSTEM_NAME}")
+
+if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
+    set(MAX25_PLATFORM "linux")
+    set(MAX25_DEFAULT_BUILD_TNCS ON)
+    set(MAX25_DEFAULT_BUILD_MAX25_BCPR ON)
+elseif(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
+    set(MAX25_PLATFORM "freebsd")
+    set(MAX25_DEFAULT_BUILD_TNCS OFF)
+    set(MAX25_DEFAULT_BUILD_MAX25_BCPR ON)
+elseif(CMAKE_SYSTEM_NAME MATCHES "OpenBSD|NetBSD|DragonFly")
+    set(MAX25_PLATFORM "bsd")
+    set(MAX25_DEFAULT_BUILD_TNCS OFF)
+    set(MAX25_DEFAULT_BUILD_MAX25_BCPR ON)
+else()
+    set(MAX25_PLATFORM "generic")
+    set(MAX25_DEFAULT_BUILD_TNCS OFF)
+    set(MAX25_DEFAULT_BUILD_MAX25_BCPR OFF)
+endif()
+
+if(NOT DEFINED MAX25_BUILD_TNCS)
+    set(MAX25_BUILD_TNCS ${MAX25_DEFAULT_BUILD_TNCS} CACHE BOOL "Build stacks/tncs tools (not shipped in Lite; no-op)")
+endif()
+if(NOT DEFINED MAX25_BUILD_MAX25_BCPR)
+    set(MAX25_BUILD_MAX25_BCPR ${MAX25_DEFAULT_BUILD_MAX25_BCPR} CACHE BOOL "Build stacks/max25-bcpr BayCom/based SER12 (Lite: in-scope, default ON)")
+endif()
+
+message(STATUS "MAX25 platform=${MAX25_PLATFORM} system=${MAX25_SYSTEM}")
-- 
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