Initial commit

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.13)
+
+include(cmake/kconfig.cmake)
+
+
+project(kconfig-test
+    VERSION     1.0
+    DESCRIPTION "kconfig test project"
+    LANGUAGES   C
+)
+
+
+if(CONFIG_TEST_OPTION)
+    message("Config test_option enabled")
+else()
+    message("Config test_option disabled")
+endif()
+
+if (CONFIG_TEST_STRING)
+    message("Wonder what this say...: ${CONFIG_TEST_STRING}")
+endif()
+
+
+

Kconfig

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+mainmenu "Project Configuration"
+
+config TEST_OPTION
+	bool "Test Option"
+	help
+	  Test option description
+
+config TEST_STRING
+	string "Write something interresting"
+	help
+	  This is something intresting
+
+
+
+
+
+config FOO
+	tristate "foo"
+	imply BAZ
+
+config BAZ
+	tristate "baz"
+	depends on TEST_OPTION

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2023 devjoa
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

Makefile

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+CMAKE_BINARY_DIR=build/Test
+#Use  $(MAKEOVERRIDES) for variables
+
+
+.PHONY: all
+all:
+	cmake --build $(CMAKE_BINARY_DIR) --parallel
+
+.PHONY: configure
+configure:
+	cmake -B "${CMAKE_BINARY_DIR}" -GNinja
+
+.PHONY: %
+%:
+	cmake --build $(CMAKE_BINARY_DIR) --parallel -- $@
+

cmake/kconfig.cmake

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+# SPDX-License-Identifier: MIT
+
+# MIT License
+# 
+# Copyright (c) 2023 devjoa
+# 
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+# 
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+# 
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+
+set(KCONFIG_PREFIX "" CACHE STRING "Kconfig prefix value")
+set(KCONFIG_ROOT "${CMAKE_SOURCE_DIR}/Kconfig" CACHE FILEPATH "Kconfig root configuration")
+set(KCONFIG_CONFIG "${CMAKE_BINARY_DIR}/.config")
+set(KCONFIG_HEADER "config.h" CACHE STRING "Kconfig include filename")
+
+
+if (NOT EXISTS ${KCONFIG_CONFIG})
+    if (DEFINED CONFIG_DEF)
+        execute_process(
+            COMMAND
+                ${CMAKE_COMMAND} -E env
+                    "KCONFIG_CONFIG=${KCONFIG_CONFIG}"
+                    "CONFIG_=${KCONFIG_PREFIX}"
+                    defconfig
+                        --kconfig ${KCONFIG_ROOT}
+                        "${CONFIG_DEF}"
+            WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
+    else()
+        execute_process(
+            COMMAND
+                ${CMAKE_COMMAND} -E env
+                    "KCONFIG_CONFIG=${KCONFIG_CONFIG}"
+                    "CONFIG_=${KCONFIG_PREFIX}"
+                    setconfig
+                        --kconfig ${KCONFIG_ROOT}
+            WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
+    endif()
+endif()
+set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS "${KCONFIG_CONFIG}")
+file(
+    STRINGS 
+    "${KCONFIG_CONFIG}"
+    ConfigContents 
+    REGEX "^[A-Z]"
+    ENCODING "UTF-8"
+)
+
+foreach(NameAndValue ${ConfigContents})
+  # Create value
+  string(REGEX MATCH "^[^=]+" Name "${NameAndValue}")
+  # Find the value
+  string(REPLACE "${Name}=" "" Value "${NameAndValue}")
+  # Strip string "..." (if string)
+  string(REGEX REPLACE "^\"(.*)\"$" "\\1" Value "${Value}")
+  # Set the variable
+  if(NOT DEFINED ${Name})
+      set(${Name} "${Value}")
+  endif()
+endforeach()
+
+unset(ConfigContents)
+unset(NameAndValue)
+
+execute_process(
+    COMMAND ${CMAKE_COMMAND} -E make_directory "${CMAKE_BINARY_DIR}/.config_deps/include"
+    COMMAND
+        ${CMAKE_COMMAND} -E env
+            "KCONFIG_CONFIG=${KCONFIG_CONFIG}"
+            "CONFIG_=${KCONFIG_PREFIX}"
+            genconfig
+                --header-path "${CMAKE_BINARY_DIR}/.config_deps/include/${KCONFIG_HEADER}"
+                "${KCONFIG_ROOT}"
+            )
+include_directories(SYSTEM "${CMAKE_BINARY_DIR}/.config_deps/include")
+
+add_custom_target(
+    menuconfig
+    COMMAND
+        ${CMAKE_COMMAND} -E env
+            "KCONFIG_CONFIG=${KCONFIG_CONFIG}"
+            "CONFIG_=${KCONFIG_PREFIX}"
+            "MENUCONFIG_STYLE=aquatic"
+            menuconfig
+                "${CONFIG_DEF}"
+    USES_TERMINAL
+    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
+
+add_custom_target(
+    guiconfig
+    COMMAND
+        ${CMAKE_COMMAND} -E env
+            "KCONFIG_CONFIG=${KCONFIG_CONFIG}"
+            "CONFIG_=${KCONFIG_PREFIX}"
+            guiconfig
+                "${CONFIG_DEF}"
+    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
+
+add_custom_target(
+    xconfig
+    COMMAND
+        ${CMAKE_COMMAND} -E env
+            "KCONFIG_CONFIG=${KCONFIG_CONFIG}"
+            "CONFIG_=${KCONFIG_PREFIX}"
+            guiconfig
+                "${CONFIG_DEF}"
+    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
+