From dbb41ce2b7f309d394054a6bd1e33afd578798a5 Mon Sep 17 00:00:00 2001
From: Manuel Bentele
Date: Fri, 23 Oct 2020 15:18:01 +0200
Subject: Move the source code of all xloop components to the common 'src'
 directory

---
 src/kernel/CMakeLists.txt | 73 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 src/kernel/CMakeLists.txt

(limited to 'src/kernel/CMakeLists.txt')

diff --git a/src/kernel/CMakeLists.txt b/src/kernel/CMakeLists.txt
new file mode 100644
index 0000000..dd12c80
--- /dev/null
+++ b/src/kernel/CMakeLists.txt
@@ -0,0 +1,73 @@
+cmake_minimum_required(VERSION 3.10)
+
+# set the project name
+project(xloop-kernel)
+
+set (CMAKE_MODULE_PATH "${CMAKE_MODULE_PATH};${CMAKE_CURRENT_SOURCE_DIR}/cmake")
+include(kernel)
+
+# set C flags for a Linux kernel module
+set(KERNEL_C_FLAGS "-DCONFIG_BLK_DEV_XLOOP_MIN_COUNT=${BLK_DEV_XLOOP_MIN_COUNT} -DXLOOP_MAJOR=${XLOOP_MAJOR} -DXLOOP_CTRL_MINOR=${XLOOP_CTRL_MINOR} -DVERSION=${VERSION}"
+      CACHE STRING "C flags to be used for building the kernel module")
+# set C flags for the debug mode of a Linux kernel module
+set(KERNEL_C_FLAGS_DEBUG "-g -DDEBUG"
+            CACHE STRING "Additional C flags to be used for building the kernel module in debug mode")
+
+# append debug C flags if debug mode is enabled
+if(CMAKE_BUILD_TYPE MATCHES Debug)
+    set(KERNEL_C_FLAGS "${KERNEL_C_FLAGS} ${KERNEL_C_FLAGS_DEBUG}")
+endif(CMAKE_BUILD_TYPE MATCHES Debug)
+
+# xloop main Linux kernel module
+set(KERNEL_MODULE_XLOOP_SOURCE_FILES ${CMAKE_CURRENT_SOURCE_DIR}/xloop_file_fmt.c
+                                     ${CMAKE_CURRENT_SOURCE_DIR}/xloop_main.c)
+set(KERNEL_MODULE_XLOOP_HEADER_FILES ${CMAKE_CURRENT_SOURCE_DIR}/xloop_file_fmt.h
+                                     ${CMAKE_CURRENT_SOURCE_DIR}/xloop_main.h
+                                     ${CMAKE_CURRENT_SOURCE_DIR}/uapi_xloop.h)
+add_kernel_module(xloop "${KERNEL_BUILD_DIR}"
+                        "${KERNEL_INSTALL_DIR}"
+                        "CONFIG_BLK_DEV_XLOOP=m"
+                        "${KERNEL_MODULE_XLOOP_SOURCE_FILES}"
+                        "${KERNEL_MODULE_XLOOP_HEADER_FILES}"
+                        ${CMAKE_CURRENT_SOURCE_DIR}/Kbuild)
+
+# xloop_file_fmt_raw Linux kernel module
+set(KERNEL_MODULE_XLOOP_RAW_SOURCE_FILES ${CMAKE_CURRENT_SOURCE_DIR}/xloop_file_fmt_raw.c)
+set(KERNEL_MODULE_XLOOP_RAW_HEADER_FILES ${CMAKE_CURRENT_SOURCE_DIR}/xloop_file_fmt.h
+                                         ${CMAKE_CURRENT_SOURCE_DIR}/xloop_main.h
+                                         ${CMAKE_CURRENT_SOURCE_DIR}/uapi_xloop.h)
+add_kernel_module(xloop_file_fmt_raw "${KERNEL_BUILD_DIR}"
+                                     "${KERNEL_INSTALL_DIR}"
+                                     "CONFIG_BLK_DEV_XLOOP_FILE_FMT_RAW=m"
+                                     "${KERNEL_MODULE_XLOOP_RAW_SOURCE_FILES}"
+                                     "${KERNEL_MODULE_XLOOP_RAW_HEADER_FILES}"
+                                     ${CMAKE_CURRENT_SOURCE_DIR}/Kbuild
+                                     xloop)
+
+# xloop_file_fmt_qcow Linux kernel module
+set(KERNEL_MODULE_XLOOP_QCOW_SOURCE_FILES ${CMAKE_CURRENT_SOURCE_DIR}/xloop_file_fmt_qcow_cache.c
+                                          ${CMAKE_CURRENT_SOURCE_DIR}/xloop_file_fmt_qcow_cluster.c
+                                          ${CMAKE_CURRENT_SOURCE_DIR}/xloop_file_fmt_qcow_main.c)
+set(KERNEL_MODULE_XLOOP_QCOW_HEADER_FILES ${CMAKE_CURRENT_SOURCE_DIR}/xloop_file_fmt_qcow_cache.h
+                                          ${CMAKE_CURRENT_SOURCE_DIR}/xloop_file_fmt_qcow_cluster.h
+                                          ${CMAKE_CURRENT_SOURCE_DIR}/xloop_file_fmt_qcow_main.h
+                                          ${CMAKE_CURRENT_SOURCE_DIR}/xloop_file_fmt.h
+                                          ${CMAKE_CURRENT_SOURCE_DIR}/xloop_main.h
+                                          ${CMAKE_CURRENT_SOURCE_DIR}/uapi_xloop.h)
+add_kernel_module(xloop_file_fmt_qcow "${KERNEL_BUILD_DIR}"
+                                      "${KERNEL_INSTALL_DIR}"
+                                      "CONFIG_BLK_DEV_XLOOP_FILE_FMT_QCOW=m"
+                                      "${KERNEL_MODULE_XLOOP_QCOW_SOURCE_FILES}"
+                                      "${KERNEL_MODULE_XLOOP_QCOW_HEADER_FILES}"
+                                      ${CMAKE_CURRENT_SOURCE_DIR}/Kbuild
+                                      xloop)
+
+if(${CMAKE_BUILD_TYPE} MATCHES Debug)
+    add_subdirectory(tests)
+endif()
+
+# install udev rules for xloop devices exposed by the xloop kernel module
+install(PROGRAMS ${CMAKE_CURRENT_SOURCE_DIR}/udev/50-xloop.rules
+        DESTINATION /lib/udev/rules.d
+        PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
+        COMPONENT main)
-- 
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