refactor: Remove Windows support

BREAKING CHANGE: Please use WSL (Ubuntu 22.04) to use gifscript on Windows.
MSYS2/MinGW will not be formally supported platforms by me.
Any _fixes_ for the MSYS2/MinGW platform will be accepted, assuming there is no maintenance burdern due to the changes :)

CMakeLists.txt

@@ -16,13 +16,6 @@ endif()
 
 find_package(RAGEL REQUIRED)
 
-if(WIN32)
-  find_program(LEMON-PARSER "lemon" REQUIRED)
-  if(NOT ${LEMON-PARSER} STREQUAL LEMON-PARSER-NOTFOUND)
-    message("lemon parser (lemon.exe) not found. If using VCPKG install lemon-parser-generator and add `$VCPKG_ROOT\\packages\\lemon-parser-generator_x64-windows\\tools\\lemon` (or wherever lemon.exe is) to your $PATH.")
-  endif()
-endif()
-
 set(CORE_DIR ${CMAKE_SOURCE_DIR}/core)
 set(CORE_INCLUDE ${CORE_DIR}/include)
 set(CORE_SRC ${CORE_DIR}/src)
@@ -41,11 +34,9 @@ FetchContent_Declare(fmt
 )
 FetchContent_MakeAvailable(fmt)
 
-if(NOT WIN32)
 find_program(CLANG_TIDY_EXE NAMES "clang-tidy")
-  if(CLANG_TIDY_EXE AND NOT DISABLE_CLANG_TIDY AND NOT WIN32)
-    set(CMAKE_CXX_CLANG_TIDY clang-tidy -checks=-*,readability-*,modernize-*,performance-*,portability-*,bugprone-*,clang-analyzer-*)
-  endif()
+if(CLANG_TIDY_EXE AND NOT DISABLE_CLANG_TIDY)
+  set(CMAKE_CXX_CLANG_TIDY clang-tidy -checks=-*,readability-*,modernize-*,performance-*,portability-*,bugprone-*,clang-analyzer-*)
 endif()
 
 RAGEL_TARGET(gifscript
@@ -93,36 +84,22 @@ set_source_files_properties(${GENERATED_SOURCES} ${FRONTEND_DIR}/tpircsfig.cpp P
   SKIP_LINTING ON
   )
 
-if(WIN32)
-  target_compile_options(gifscript_core PRIVATE /std:c++latest)
-  target_compile_options(gifscript PRIVATE /std:c++latest)
-else()
-  execute_process(
-    COMMAND git describe --tags --abbrev=4 --always
-    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
-    OUTPUT_VARIABLE GIT_VERSION
-    OUTPUT_STRIP_TRAILING_WHITESPACE
+execute_process(
+  COMMAND git describe --tags --abbrev=4 --always
+  WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+  OUTPUT_VARIABLE GIT_VERSION
+  OUTPUT_STRIP_TRAILING_WHITESPACE
   )
-  string(CONCAT GIT_VERSION "\"" ${GIT_VERSION} "\"")
-  message("git version: ${GIT_VERSION}")
-  target_compile_options(gifscript_core PRIVATE -Wall -Werror -Wno-unused-const-variable ${CPP_23_ARG})
-  target_compile_options(gifscript PRIVATE -DGIT_VERSION=${GIT_VERSION} -Wall -Werror -Wno-unused-const-variable ${CPP_23_ARG})
-  target_compile_options(tpircsfig PRIVATE -DGIT_VERSION=${GIT_VERSION} -Wall -Werror -Wno-unused-const-variable ${CPP_23_ARG})
-endif()
+
+string(CONCAT GIT_VERSION "\"" ${GIT_VERSION} "\"")
+message("git version: ${GIT_VERSION}")
+target_compile_options(gifscript_core PRIVATE -Wall -Werror -Wno-unused-const-variable ${CPP_23_ARG})
+target_compile_options(gifscript PRIVATE -DGIT_VERSION=${GIT_VERSION} -Wall -Werror -Wno-unused-const-variable ${CPP_23_ARG})
+target_compile_options(tpircsfig PRIVATE -DGIT_VERSION=${GIT_VERSION} -Wall -Werror -Wno-unused-const-variable ${CPP_23_ARG})
 
 target_include_directories(gifscript PUBLIC ${fmt_SOURCE_DIR}/include)
 target_link_libraries(gifscript_core PUBLIC fmt::fmt)
 
-# CMake on windows causes issues with the lemon parser template file
-# We need to get the location of the current lemon parser executable
-# And (on vcpkg at least) the location of the template file is in the same
-# discord as the lemon executable
-
-if(WIN32)
-  get_filename_component(LEMON_PARSER_DIR ${LEMON-PARSER} DIRECTORY)
-  set(LEMON_PARSER_TEMPLATE "-T${LEMON_PARSER_DIR}/lempar.c")
-endif()
-
 add_custom_command(
     OUTPUT parser.c parser.h
     COMMAND lemon -q ${CORE_SRC}/parser.y -d${CMAKE_CURRENT_BINARY_DIR} ${LEMON_PARSER_TEMPLATE}

core/include/logger.hpp

@@ -18,10 +18,8 @@ namespace logger
 		}
 	};
 
-#ifndef _WIN32
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wformat-security"
-#endif
 	template <typename... Args>
 	void log(fmt_location format, fmt::color fgcol, Args&&... args)
 	{
@@ -32,10 +30,7 @@ namespace logger
 
 		delete[] buf;
 	}
-#ifndef _WIN32
 #pragma GCC diagnostic pop
-#endif
-
 	template <typename... Args>
 	void info(fmt_location format, Args&&... args)
 	{

frontends/gifscript.rl

@@ -10,16 +10,12 @@
 #include "gifscript_backend.hpp"
 
 #include "logger.hpp"
-#ifndef WIN32
+
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wunused-variable"
-#endif
-
 #include "parser.c"
-
-#ifndef WIN32
 #pragma GCC diagnostic pop
-#endif
+
 #include "registers.hpp"
 #include "machine.hpp"
 

frontends/tpircsfig.cpp

@@ -8,16 +8,11 @@
 #include "gifscript_backend.hpp"
 #include "version.hpp"
 #include "parser.h"
-#ifndef WIN32
+
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wunused-variable"
-#endif
-
 #include "parser.c"
-
-#ifndef WIN32
 #pragma GCC diagnostic pop
-#endif
 
 static bool valid = true;
 static Backend* backend = nullptr;