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

---
 stacks/crdop/cmake/CRDOPPlatform.cmake | 71 ++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 stacks/crdop/cmake/CRDOPPlatform.cmake

(limited to 'stacks/crdop/cmake/CRDOPPlatform.cmake')

diff --git a/stacks/crdop/cmake/CRDOPPlatform.cmake b/stacks/crdop/cmake/CRDOPPlatform.cmake
new file mode 100644
index 0000000..9d78683
--- /dev/null
+++ b/stacks/crdop/cmake/CRDOPPlatform.cmake
@@ -0,0 +1,71 @@
+# CRDOP platform / architecture detection (standalone project)
+#
+# Tested: Linux, *BSD, Windows, macOS — GCC and Clang/LLVM
+
+if(CMAKE_SYSTEM_PROCESSOR MATCHES "^(aarch64|arm64)$")
+    set(CRDOP_ARCH "aarch64")
+elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^(armv7|armv7l|arm)$")
+    set(CRDOP_ARCH "arm32")
+elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^(i[3-6]86)$")
+    set(CRDOP_ARCH "x86")
+elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^(x86_64|AMD64)$")
+    set(CRDOP_ARCH "x86_64")
+else()
+    set(CRDOP_ARCH "${CMAKE_SYSTEM_PROCESSOR}")
+endif()
+
+set(CRDOP_PLATFORM_INCLUDES "")
+set(CRDOP_PLATFORM_LIBS "")
+set(CRDOP_PLATFORM_SOURCES "")
+
+if(WIN32)
+    set(CRDOP_PLATFORM "windows")
+    set(CRDOP_PLATFORM_SOURCES
+        src/windows/Waveout.c
+        lib/hid/hid.c
+    )
+    set(CRDOP_PLATFORM_LIBS wsock32 winmm setupapi ws2_32)
+elseif(APPLE)
+    set(CRDOP_PLATFORM "darwin")
+    set(CRDOP_PLATFORM_SOURCES
+        src/linux/ALSASound.c
+        src/linux/LinSerial.c
+        src/darwin/alsa_shim.c
+    )
+    list(APPEND CRDOP_PLATFORM_INCLUDES "${VENDOR_DIR}/src")
+    find_library(CRDOP_COREAUDIO_LIB CoreAudio REQUIRED)
+    find_library(CRDOP_AUDIOTOOLBOX_LIB AudioToolbox REQUIRED)
+    find_library(CRDOP_COREFOUNDATION_LIB CoreFoundation REQUIRED)
+    set(CRDOP_PLATFORM_LIBS
+        ${CRDOP_COREAUDIO_LIB}
+        ${CRDOP_AUDIOTOOLBOX_LIB}
+        ${CRDOP_COREFOUNDATION_LIB}
+        pthread m
+    )
+elseif(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
+    set(CRDOP_PLATFORM "freebsd-oss")
+    set(CRDOP_PLATFORM_SOURCES
+        src/linux/LinSerial.c
+    )
+    set(CRDOP_PLATFORM_LIBS pthread m)
+elseif(CMAKE_SYSTEM_NAME MATCHES "OpenBSD|NetBSD|DragonFly")
+    set(CRDOP_PLATFORM "bsd-oss")
+    set(CRDOP_PLATFORM_SOURCES
+        src/linux/LinSerial.c
+    )
+    set(CRDOP_PLATFORM_LIBS pthread m)
+elseif(UNIX)
+    set(CRDOP_PLATFORM "linux")
+    set(CRDOP_PLATFORM_SOURCES
+        src/linux/ALSASound.c
+        src/linux/LinSerial.c
+    )
+    find_package(PkgConfig REQUIRED)
+    pkg_check_modules(ALSA REQUIRED alsa)
+    set(CRDOP_PLATFORM_INCLUDES ${ALSA_INCLUDE_DIRS})
+    set(CRDOP_PLATFORM_LIBS ${ALSA_LIBRARIES} rt pthread m)
+else()
+    message(FATAL_ERROR "CRDOP: unsupported system ${CMAKE_SYSTEM_NAME}")
+endif()
+
+message(STATUS "CRDOP platform=${CRDOP_PLATFORM} arch=${CRDOP_ARCH} system=${CMAKE_SYSTEM_NAME}")
-- 
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