Port to cmkr and macos

.gitattributes

@@ -0,0 +1,3 @@
+# cmkr
+/**/CMakeLists.txt linguist-generated
+/**/cmkr.cmake linguist-vendored

.gitignore

@@ -10,3 +10,9 @@ expected.out
 cmake-build*/
 build*/
 .idea/
+.cache/
+*.pp.h
+
+# cmkr
+CMakerLists.txt
+CMakeLists.txt.user

CMakeLists.txt

@@ -0,0 +1,80 @@
+# This file is automatically generated from cmake.toml - DO NOT EDIT
+# See https://github.com/build-cpp/cmkr for more information
+
+cmake_minimum_required(VERSION 3.15)
+
+if(CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR)
+	message(FATAL_ERROR "In-tree builds are not supported. Run CMake from a separate directory: cmake -B build")
+endif()
+
+set(CMKR_ROOT_PROJECT OFF)
+if(CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
+	set(CMKR_ROOT_PROJECT ON)
+
+	# Bootstrap cmkr and automatically regenerate CMakeLists.txt
+	include(cmkr.cmake OPTIONAL RESULT_VARIABLE CMKR_INCLUDE_RESULT)
+	if(CMKR_INCLUDE_RESULT)
+		cmkr()
+	endif()
+
+	# Enable folder support
+	set_property(GLOBAL PROPERTY USE_FOLDERS ON)
+
+	# Create a configure-time dependency on cmake.toml to improve IDE support
+	configure_file(cmake.toml cmake.toml COPYONLY)
+endif()
+
+project(btparser)
+
+# Target: btparser
+set(btparser_SOURCES
+	"btparser/lexer.cpp"
+	"btparser/preprocessor.cpp"
+	"btparser/types.cpp"
+	"btparser/typesparser.cpp"
+	"btparser/ast.h"
+	"btparser/helpers.h"
+	"btparser/keywords.h"
+	"btparser/lexer.h"
+	"btparser/operators.h"
+	"btparser/preprocessor.h"
+	"btparser/testfiles.h"
+	"btparser/types.h"
+	cmake.toml
+)
+
+add_library(btparser STATIC)
+
+target_sources(btparser PRIVATE ${btparser_SOURCES})
+source_group(TREE ${CMAKE_CURRENT_SOURCE_DIR} FILES ${btparser_SOURCES})
+
+target_compile_features(btparser PUBLIC
+	cxx_std_14
+)
+
+target_include_directories(btparser PUBLIC
+	btparser
+)
+
+# Target: test
+if(CMKR_ROOT_PROJECT) # root
+	set(test_SOURCES
+		"btparser/main.cpp"
+		cmake.toml
+	)
+
+	add_executable(test)
+
+	target_sources(test PRIVATE ${test_SOURCES})
+	source_group(TREE ${CMAKE_CURRENT_SOURCE_DIR} FILES ${test_SOURCES})
+
+	target_link_libraries(test PRIVATE
+		btparser
+	)
+
+	get_directory_property(CMKR_VS_STARTUP_PROJECT DIRECTORY ${PROJECT_SOURCE_DIR} DEFINITION VS_STARTUP_PROJECT)
+	if(NOT CMKR_VS_STARTUP_PROJECT)
+		set_property(DIRECTORY ${PROJECT_SOURCE_DIR} PROPERTY VS_STARTUP_PROJECT test)
+	endif()
+
+endif()

btparser/helpers.h

@@ -2,9 +2,33 @@
 
 #include <string>
 #include <vector>
-#include <windows.h>
 #include <cstdint>
 
+#ifdef _WIN32
+#include <windows.h>
+#else
+#endif // _WIN32
+
+#if defined(_MSC_VER)
+#include <intrin.h>
+#elif defined(__clang__)
+#define __debugbreak() __builtin_debugtrap()
+#elif defined(__GNUC__)
+#define __debugbreak() __builtin_trap()
+#else
+#warning Unsupported platform/compiler
+#include <signal.h>
+#define __debugbreak() raise(SIGTRAP)
+#endif // _MSC_VER
+
+#ifndef _MSC_VER
+template<size_t Count, typename... Args>
+static int sprintf_s(char (&dst)[Count], const char* fmt, Args&&... args)
+{
+    return snprintf(dst, Count, fmt, std::forward<Args>(args)...);
+}
+#endif // _MSC_VER
+
 namespace StringUtils
 {
     inline std::string sprintf(const char* format, ...)
@@ -14,7 +38,11 @@ namespace StringUtils
         std::vector<char> buffer(256, '\0');
         while(true)
         {
+#ifdef _WIN32
             int res = _vsnprintf_s(buffer.data(), buffer.size(), _TRUNCATE, format, args);
+#else
+            int res = vsnprintf(buffer.data(), buffer.size(), format, args);
+#endif // _WIN32
             if(res == -1)
             {
                 buffer.resize(buffer.size() * 2);
@@ -52,7 +80,9 @@ namespace StringUtils
                 return "\\\"";
             default:
                 if(!isprint(ch)) //unknown unprintable character
+                {
                     sprintf_s(buf, "\\x%02X", ch);
+                }
                 else
                     *buf = ch;
                 return buf;
@@ -65,19 +95,7 @@ namespace StringUtils
         return escaped;
     }
 
-    inline std::string Utf16ToUtf8(const std::wstring & wstr)
+#ifdef _WIN32
-    {
-        std::string convertedString;
-        auto requiredSize = WideCharToMultiByte(CP_UTF8, 0, wstr.c_str(), -1, nullptr, 0, nullptr, nullptr);
-        if(requiredSize > 0)
-        {
-            std::vector<char> buffer(requiredSize);
-            WideCharToMultiByte(CP_UTF8, 0, wstr.c_str(), -1, &buffer[0], requiredSize, nullptr, nullptr);
-            convertedString.assign(buffer.begin(), buffer.end() - 1);
-        }
-        return convertedString;
-    }
-
     inline std::wstring Utf8ToUtf16(const std::string & str)
     {
         std::wstring convertedString;
@@ -90,6 +108,7 @@ namespace StringUtils
         }
         return convertedString;
     }
+#endif // _WIN32
 
     inline void Split(const std::string& s, char delim, std::vector<std::string>& elems)
     {
@@ -119,42 +138,44 @@ namespace StringUtils
     }
 };
 
+#include <fstream>
+
 namespace FileHelper
 {
     inline bool ReadAllData(const std::string & fileName, std::vector<uint8_t> & content)
     {
-        auto hFile = CreateFileW(StringUtils::Utf8ToUtf16(fileName).c_str(), GENERIC_READ, FILE_SHARE_READ, nullptr, OPEN_EXISTING, 0, nullptr);
+        std::ifstream file(fileName, std::ios::binary);
-        auto result = false;
+
-        if(hFile != INVALID_HANDLE_VALUE)
+        if (!file.is_open())
         {
-            unsigned int filesize = GetFileSize(hFile, nullptr);
+            return false;
-            if(!filesize)
-            {
-                content.clear();
-                result = true;
         }
-            else
+
-            {
+        // Get the size of the file
-                content.resize(filesize);
+        file.seekg(0, std::ios::end);
-                DWORD read = 0;
+        std::streampos fileSize = file.tellg();
-                result = !!ReadFile(hFile, content.data(), filesize, &read, nullptr);
+        file.seekg(0, std::ios::beg);
-            }
+
-            CloseHandle(hFile);
+        // Resize the vector to fit the entire file
-        }
+        content.resize(static_cast<size_t>(fileSize));
-        return result;
+
+        // Read the file into the vector
+        file.read(reinterpret_cast<char*>(&content[0]), fileSize);
+        return !file.bad();
     }
 
     inline bool WriteAllData(const std::string & fileName, const void* data, size_t size)
     {
-        auto hFile = CreateFileW(StringUtils::Utf8ToUtf16(fileName).c_str(), GENERIC_WRITE, 0, nullptr, CREATE_ALWAYS, 0, nullptr);
+        std::ofstream file(fileName, std::ios::binary);
-        auto result = false;
+
-        if(hFile != INVALID_HANDLE_VALUE)
+        if (!file.is_open())
         {
-            DWORD written = 0;
+            return false;
-            result = !!WriteFile(hFile, data, DWORD(size), &written, nullptr);
-            CloseHandle(hFile);
         }
-        return result;
+
+        // Write the data to the file
+        file.write(static_cast<const char*>(data), size);
+        return !file.bad();
     }
 
     inline bool ReadAllText(const std::string & fileName, std::string & content)

btparser/lexer.cpp

@@ -1,8 +1,8 @@
 #include "lexer.h"
-#include <cctype>
-#include <windows.h>
 #include "helpers.h"
 
+#include <cctype>
+
 #define MAKE_OP_TRIPLE(ch1, ch2, ch3) (ch3 << 16 | ch2 << 8 | ch1)
 #define MAKE_OP_DOUBLE(ch1, ch2) (ch2 << 8 | ch1)
 #define MAKE_OP_SINGLE(ch1) (ch1)

btparser/main.cpp

@@ -1,11 +1,10 @@
-#include <windows.h>
-#include <stdio.h>
 #include "testfiles.h"
 #include "lexer.h"
-#include "parser.h"
 #include "helpers.h"
 #include "preprocessor.h"
 #include "types.h"
+
+#include <stdio.h>
 #include <unordered_set>
 
 bool TestLexer(Lexer& lexer, const std::string& filename)
@@ -156,7 +155,7 @@ static void HandleVTable(Types::Model& model)
 bool DebugParser(const std::string& filename)
 {
 	std::string data;
-	if (!FileHelper::ReadAllText("tests\\" + filename, data))
+	if (!FileHelper::ReadAllText(filename, data))
 	{
 		printf("Failed to read: %s\n", filename.c_str());
 		return false;
@@ -173,7 +172,14 @@ bool DebugParser(const std::string& filename)
 		return false;
 	}
 
-	FileHelper::WriteAllText("tests\\" + filename + ".pp.h", ppData);
+	auto basename = filename;
+	auto lastSlashIdx = basename.find_last_of("\\/");
+	if(lastSlashIdx != std::string::npos)
+	{
+		basename = basename.substr(lastSlashIdx + 1);
+	}
+
+	FileHelper::WriteAllText(basename + ".pp.h", ppData);
 
 	std::vector<std::string> errors;
 	Types::Model model;
@@ -191,15 +197,13 @@ bool DebugParser(const std::string& filename)
 	return true;
 }
 
-int main()
+int main(int argc, char** argv)
 {
-	//GenerateExpectedTests();
+	if(argc < 2)
-	auto ticks = GetTickCount();
+	{
-	DebugParser("cursor.hpp");
+		printf("Usage: test my.h\n");
-	//Lexer lexer;
+		return EXIT_FAILURE;
-	//DebugLexer(lexer, "AndroidManifestTemplate.bt", false);
+	}
-	//RunLexerTests();
+	DebugParser(argv[1]);
-	printf("finished in %ums\n", (unsigned int)(GetTickCount() - ticks));
+	return EXIT_SUCCESS;
-	system("pause");
-	return 0;
 }

btparser/types.cpp

@@ -1,9 +1,11 @@
 #include "types.h"
 #include "helpers.h"
+
 #include <algorithm>
 #include <unordered_set>
 #include <ctime>
 
+
 using namespace Types;
 
 #define EXCLUSIVE_ACQUIRE(x)

cmake.toml

@@ -0,0 +1,21 @@
+# Reference: https://build-cpp.github.io/cmkr/cmake-toml
+[project]
+name = "btparser"
+
+[target.btparser]
+type = "static"
+sources = [
+    "btparser/lexer.cpp",
+    "btparser/preprocessor.cpp",
+    "btparser/types.cpp",
+    "btparser/typesparser.cpp",
+]
+headers = ["btparser/*.h"]
+include-directories = ["btparser"]
+compile-features = ["cxx_std_14"]
+
+[target.test]
+condition = "root"
+type = "executable"
+sources = ["btparser/main.cpp"]
+link-libraries = ["btparser"]

cmkr.cmake

@@ -0,0 +1,253 @@
+include_guard()
+
+# Change these defaults to point to your infrastructure if desired
+set(CMKR_REPO "https://github.com/build-cpp/cmkr" CACHE STRING "cmkr git repository" FORCE)
+set(CMKR_TAG "v0.2.26" CACHE STRING "cmkr git tag (this needs to be available forever)" FORCE)
+set(CMKR_COMMIT_HASH "" CACHE STRING "cmkr git commit hash (optional)" FORCE)
+
+# To bootstrap/generate a cmkr project: cmake -P cmkr.cmake
+if(CMAKE_SCRIPT_MODE_FILE)
+    set(CMAKE_BINARY_DIR "${CMAKE_BINARY_DIR}/build")
+    set(CMAKE_CURRENT_BINARY_DIR "${CMAKE_BINARY_DIR}")
+    file(MAKE_DIRECTORY "${CMAKE_BINARY_DIR}")
+endif()
+
+# Set these from the command line to customize for development/debugging purposes
+set(CMKR_EXECUTABLE "" CACHE FILEPATH "cmkr executable")
+set(CMKR_SKIP_GENERATION OFF CACHE BOOL "skip automatic cmkr generation")
+set(CMKR_BUILD_TYPE "Debug" CACHE STRING "cmkr build configuration")
+mark_as_advanced(CMKR_REPO CMKR_TAG CMKR_COMMIT_HASH CMKR_EXECUTABLE CMKR_SKIP_GENERATION CMKR_BUILD_TYPE)
+
+# Disable cmkr if generation is disabled
+if(DEFINED ENV{CI} OR CMKR_SKIP_GENERATION OR CMKR_BUILD_SKIP_GENERATION)
+    message(STATUS "[cmkr] Skipping automatic cmkr generation")
+    unset(CMKR_BUILD_SKIP_GENERATION CACHE)
+    macro(cmkr)
+    endmacro()
+    return()
+endif()
+
+# Disable cmkr if no cmake.toml file is found
+if(NOT CMAKE_SCRIPT_MODE_FILE AND NOT EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/cmake.toml")
+    message(AUTHOR_WARNING "[cmkr] Not found: ${CMAKE_CURRENT_SOURCE_DIR}/cmake.toml")
+    macro(cmkr)
+    endmacro()
+    return()
+endif()
+
+# Convert a Windows native path to CMake path
+if(CMKR_EXECUTABLE MATCHES "\\\\")
+    string(REPLACE "\\" "/" CMKR_EXECUTABLE_CMAKE "${CMKR_EXECUTABLE}")
+    set(CMKR_EXECUTABLE "${CMKR_EXECUTABLE_CMAKE}" CACHE FILEPATH "" FORCE)
+    unset(CMKR_EXECUTABLE_CMAKE)
+endif()
+
+# Helper macro to execute a process (COMMAND_ERROR_IS_FATAL ANY is 3.19 and higher)
+function(cmkr_exec)
+    execute_process(COMMAND ${ARGV} RESULT_VARIABLE CMKR_EXEC_RESULT)
+    if(NOT CMKR_EXEC_RESULT EQUAL 0)
+        message(FATAL_ERROR "cmkr_exec(${ARGV}) failed (exit code ${CMKR_EXEC_RESULT})")
+    endif()
+endfunction()
+
+# Windows-specific hack (CMAKE_EXECUTABLE_PREFIX is not set at the moment)
+if(WIN32)
+    set(CMKR_EXECUTABLE_NAME "cmkr.exe")
+else()
+    set(CMKR_EXECUTABLE_NAME "cmkr")
+endif()
+
+# Use cached cmkr if found
+if(DEFINED ENV{CMKR_CACHE})
+    set(CMKR_DIRECTORY_PREFIX "$ENV{CMKR_CACHE}")
+    string(REPLACE "\\" "/" CMKR_DIRECTORY_PREFIX "${CMKR_DIRECTORY_PREFIX}")
+    if(NOT CMKR_DIRECTORY_PREFIX MATCHES "\\/$")
+        set(CMKR_DIRECTORY_PREFIX "${CMKR_DIRECTORY_PREFIX}/")
+    endif()
+    # Build in release mode for the cache
+    set(CMKR_BUILD_TYPE "Release")
+else()
+    set(CMKR_DIRECTORY_PREFIX "${CMAKE_CURRENT_BINARY_DIR}/_cmkr_")
+endif()
+set(CMKR_DIRECTORY "${CMKR_DIRECTORY_PREFIX}${CMKR_TAG}")
+set(CMKR_CACHED_EXECUTABLE "${CMKR_DIRECTORY}/bin/${CMKR_EXECUTABLE_NAME}")
+
+# Helper function to check if a string starts with a prefix
+# Cannot use MATCHES, see: https://github.com/build-cpp/cmkr/issues/61
+function(cmkr_startswith str prefix result)
+    string(LENGTH "${prefix}" prefix_length)
+    string(LENGTH "${str}" str_length)
+    if(prefix_length LESS_EQUAL str_length)
+        string(SUBSTRING "${str}" 0 ${prefix_length} str_prefix)
+        if(prefix STREQUAL str_prefix)
+            set("${result}" ON PARENT_SCOPE)
+            return()
+        endif()
+    endif()
+    set("${result}" OFF PARENT_SCOPE)
+endfunction()
+
+# Handle upgrading logic
+if(CMKR_EXECUTABLE AND NOT CMKR_CACHED_EXECUTABLE STREQUAL CMKR_EXECUTABLE)
+    cmkr_startswith("${CMKR_EXECUTABLE}" "${CMAKE_CURRENT_BINARY_DIR}/_cmkr" CMKR_STARTSWITH_BUILD)
+    cmkr_startswith("${CMKR_EXECUTABLE}" "${CMKR_DIRECTORY_PREFIX}" CMKR_STARTSWITH_CACHE)
+    if(CMKR_STARTSWITH_BUILD)
+        if(DEFINED ENV{CMKR_CACHE})
+            message(AUTHOR_WARNING "[cmkr] Switching to cached cmkr: '${CMKR_CACHED_EXECUTABLE}'")
+            if(EXISTS "${CMKR_CACHED_EXECUTABLE}")
+                set(CMKR_EXECUTABLE "${CMKR_CACHED_EXECUTABLE}" CACHE FILEPATH "Full path to cmkr executable" FORCE)
+            else()
+                unset(CMKR_EXECUTABLE CACHE)
+            endif()
+        else()
+            message(AUTHOR_WARNING "[cmkr] Upgrading '${CMKR_EXECUTABLE}' to '${CMKR_CACHED_EXECUTABLE}'")
+            unset(CMKR_EXECUTABLE CACHE)
+        endif()
+    elseif(DEFINED ENV{CMKR_CACHE} AND CMKR_STARTSWITH_CACHE)
+        message(AUTHOR_WARNING "[cmkr] Upgrading cached '${CMKR_EXECUTABLE}' to '${CMKR_CACHED_EXECUTABLE}'")
+        unset(CMKR_EXECUTABLE CACHE)
+    endif()
+endif()
+
+if(CMKR_EXECUTABLE AND EXISTS "${CMKR_EXECUTABLE}")
+    message(VERBOSE "[cmkr] Found cmkr: '${CMKR_EXECUTABLE}'")
+elseif(CMKR_EXECUTABLE AND NOT CMKR_EXECUTABLE STREQUAL CMKR_CACHED_EXECUTABLE)
+    message(FATAL_ERROR "[cmkr] '${CMKR_EXECUTABLE}' not found")
+elseif(NOT CMKR_EXECUTABLE AND EXISTS "${CMKR_CACHED_EXECUTABLE}")
+    set(CMKR_EXECUTABLE "${CMKR_CACHED_EXECUTABLE}" CACHE FILEPATH "Full path to cmkr executable" FORCE)
+    message(STATUS "[cmkr] Found cached cmkr: '${CMKR_EXECUTABLE}'")
+else()
+    set(CMKR_EXECUTABLE "${CMKR_CACHED_EXECUTABLE}" CACHE FILEPATH "Full path to cmkr executable" FORCE)
+    message(VERBOSE "[cmkr] Bootstrapping '${CMKR_EXECUTABLE}'")
+
+    message(STATUS "[cmkr] Fetching cmkr...")
+    if(EXISTS "${CMKR_DIRECTORY}")
+        cmkr_exec("${CMAKE_COMMAND}" -E rm -rf "${CMKR_DIRECTORY}")
+    endif()
+    find_package(Git QUIET REQUIRED)
+    cmkr_exec("${GIT_EXECUTABLE}"
+        clone
+        --config advice.detachedHead=false
+        --branch ${CMKR_TAG}
+        --depth 1
+        ${CMKR_REPO}
+        "${CMKR_DIRECTORY}"
+    )
+    if(CMKR_COMMIT_HASH)
+        execute_process(
+            COMMAND "${GIT_EXECUTABLE}" checkout -q "${CMKR_COMMIT_HASH}"
+            RESULT_VARIABLE CMKR_EXEC_RESULT
+            WORKING_DIRECTORY "${CMKR_DIRECTORY}"
+        )
+        if(NOT CMKR_EXEC_RESULT EQUAL 0)
+            message(FATAL_ERROR "Tag '${CMKR_TAG}' hash is not '${CMKR_COMMIT_HASH}'")
+        endif()
+    endif()
+    message(STATUS "[cmkr] Building cmkr (using system compiler)...")
+    cmkr_exec("${CMAKE_COMMAND}"
+        --no-warn-unused-cli
+        "${CMKR_DIRECTORY}"
+        "-B${CMKR_DIRECTORY}/build"
+        "-DCMAKE_BUILD_TYPE=${CMKR_BUILD_TYPE}"
+        "-DCMAKE_UNITY_BUILD=ON"
+        "-DCMAKE_INSTALL_PREFIX=${CMKR_DIRECTORY}"
+        "-DCMKR_GENERATE_DOCUMENTATION=OFF"
+    )
+    cmkr_exec("${CMAKE_COMMAND}"
+        --build "${CMKR_DIRECTORY}/build"
+        --config "${CMKR_BUILD_TYPE}"
+        --parallel
+    )
+    cmkr_exec("${CMAKE_COMMAND}"
+        --install "${CMKR_DIRECTORY}/build"
+        --config "${CMKR_BUILD_TYPE}"
+        --prefix "${CMKR_DIRECTORY}"
+        --component cmkr
+    )
+    if(NOT EXISTS ${CMKR_EXECUTABLE})
+        message(FATAL_ERROR "[cmkr] Failed to bootstrap '${CMKR_EXECUTABLE}'")
+    endif()
+    cmkr_exec("${CMKR_EXECUTABLE}" version)
+    message(STATUS "[cmkr] Bootstrapped ${CMKR_EXECUTABLE}")
+endif()
+execute_process(COMMAND "${CMKR_EXECUTABLE}" version
+    RESULT_VARIABLE CMKR_EXEC_RESULT
+)
+if(NOT CMKR_EXEC_RESULT EQUAL 0)
+    message(FATAL_ERROR "[cmkr] Failed to get version, try clearing the cache and rebuilding")
+endif()
+
+# Use cmkr.cmake as a script
+if(CMAKE_SCRIPT_MODE_FILE)
+    if(NOT EXISTS "${CMAKE_SOURCE_DIR}/cmake.toml")
+        execute_process(COMMAND "${CMKR_EXECUTABLE}" init
+            RESULT_VARIABLE CMKR_EXEC_RESULT
+        )
+        if(NOT CMKR_EXEC_RESULT EQUAL 0)
+            message(FATAL_ERROR "[cmkr] Failed to bootstrap cmkr project. Please report an issue: https://github.com/build-cpp/cmkr/issues/new")
+        else()
+            message(STATUS "[cmkr] Modify cmake.toml and then configure using: cmake -B build")
+        endif()
+    else()
+        execute_process(COMMAND "${CMKR_EXECUTABLE}" gen
+            RESULT_VARIABLE CMKR_EXEC_RESULT
+        )
+        if(NOT CMKR_EXEC_RESULT EQUAL 0)
+            message(FATAL_ERROR "[cmkr] Failed to generate project.")
+        else()
+            message(STATUS "[cmkr] Configure using: cmake -B build")
+        endif()
+    endif()
+endif()
+
+# This is the macro that contains black magic
+macro(cmkr)
+    # When this macro is called from the generated file, fake some internal CMake variables
+    get_source_file_property(CMKR_CURRENT_LIST_FILE "${CMAKE_CURRENT_LIST_FILE}" CMKR_CURRENT_LIST_FILE)
+    if(CMKR_CURRENT_LIST_FILE)
+        set(CMAKE_CURRENT_LIST_FILE "${CMKR_CURRENT_LIST_FILE}")
+        get_filename_component(CMAKE_CURRENT_LIST_DIR "${CMAKE_CURRENT_LIST_FILE}" DIRECTORY)
+    endif()
+
+    # File-based include guard (include_guard is not documented to work)
+    get_source_file_property(CMKR_INCLUDE_GUARD "${CMAKE_CURRENT_LIST_FILE}" CMKR_INCLUDE_GUARD)
+    if(NOT CMKR_INCLUDE_GUARD)
+        set_source_files_properties("${CMAKE_CURRENT_LIST_FILE}" PROPERTIES CMKR_INCLUDE_GUARD TRUE)
+
+        file(SHA256 "${CMAKE_CURRENT_LIST_FILE}" CMKR_LIST_FILE_SHA256_PRE)
+
+        # Generate CMakeLists.txt
+        cmkr_exec("${CMKR_EXECUTABLE}" gen
+            WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
+        )
+
+        file(SHA256 "${CMAKE_CURRENT_LIST_FILE}" CMKR_LIST_FILE_SHA256_POST)
+
+        # Delete the temporary file if it was left for some reason
+        set(CMKR_TEMP_FILE "${CMAKE_CURRENT_SOURCE_DIR}/CMakerLists.txt")
+        if(EXISTS "${CMKR_TEMP_FILE}")
+            file(REMOVE "${CMKR_TEMP_FILE}")
+        endif()
+
+        if(NOT CMKR_LIST_FILE_SHA256_PRE STREQUAL CMKR_LIST_FILE_SHA256_POST)
+            # Copy the now-generated CMakeLists.txt to CMakerLists.txt
+            # This is done because you cannot include() a file you are currently in
+            configure_file(CMakeLists.txt "${CMKR_TEMP_FILE}" COPYONLY)
+
+            # Add the macro required for the hack at the start of the cmkr macro
+            set_source_files_properties("${CMKR_TEMP_FILE}" PROPERTIES
+                CMKR_CURRENT_LIST_FILE "${CMAKE_CURRENT_LIST_FILE}"
+            )
+
+            # 'Execute' the newly-generated CMakeLists.txt
+            include("${CMKR_TEMP_FILE}")
+
+            # Delete the generated file
+            file(REMOVE "${CMKR_TEMP_FILE}")
+
+            # Do not execute the rest of the original CMakeLists.txt
+            return()
+        endif()
+        # Resume executing the unmodified CMakeLists.txt
+    endif()
+endmacro()