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cmake_minimum_required(VERSION 3.25)

project(aplwc
	VERSION 0.0.1
	LANGUAGES C
)

set(CMAKE_C_STANDARD 90)
set(CMAKE_C_STANDARD_REQUIRED ON)
set(CMAKE_C_EXTENSIONS OFF)

add_library(common INTERFACE)
target_include_directories(common INTERFACE
	"src/include"
)
target_compile_options(common INTERFACE
	$<$<CONFIG:Debug>:
		-O0
		-Wall
		-Wextra
		-Wpedantic
		-Werror
		-fsanitize=address,undefined
		-DAPLWC_BUILD_TYPE_DEBUG
	>

	$<$<CONFIG:Coverage>:
		-O0
		--coverage
		-fcondition-coverage
		-DAPLWC_BUILD_TYPE_COVERAGE
		-DNDEBUG
	>

	$<$<CONFIG:Release>:
		-DAPLWC_BUILD_TYPE_RELEASE
	>
)
target_link_options(common INTERFACE
	$<$<CONFIG:Debug>:
		-fsanitize=address,undefined
	>

	$<$<CONFIG:Coverage>:
		--coverage
		-fcondition-coverage
	>
)

add_library(aplwc
	${CMAKE_CURRENT_BINARY_DIR}/generated_headers/boot.h
	src/lib/eval.c
	src/lib/main.c
	src/lib/memory.c
	src/lib/module.c
	src/lib/string.c
	src/lib/syntax.c
)
target_link_libraries(aplwc PRIVATE common)
target_include_directories(aplwc PRIVATE
	"${CMAKE_CURRENT_BINARY_DIR}/generated_headers/"
)

add_custom_command(
	OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/generated_headers/boot.h"
	COMMAND xxd -i -n boot_src "${CMAKE_CURRENT_SOURCE_DIR}/src/lib/boot.aplwc" "${CMAKE_CURRENT_BINARY_DIR}/generated_headers/boot.h"
	DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/src/lib/boot.aplwc"
	COMMENT "Generate boot.h from boot.aplwc"
)

add_executable(aplwc-repl
	src/bin/main.c
	src/bin/util.c
	src/bin/wrappers.c
)
target_link_libraries(aplwc-repl PRIVATE common aplwc)

enable_testing()
file(GLOB TEST_SOURCES CONFIGURE_DEPENDS "tests/*.c")
foreach(source ${TEST_SOURCES})
	get_filename_component(name "${source}" NAME_WE)
	set(test_bin "testbin-${name}")
	add_executable("${test_bin}" "${source}")
	target_link_libraries("${test_bin}" PRIVATE common aplwc)

	if("${name}" STREQUAL "aplwc_read" OR "${name}" STREQUAL "aplwc_eval")
		file(GLOB GOOD_INPUTS CONFIGURE_DEPENDS "tests/${name}/good/*.txt")
		file(GLOB BAD_INPUTS CONFIGURE_DEPENDS "tests/${name}/bad/*.txt")
		foreach(input ${GOOD_INPUTS})
			add_test(NAME "${name} ${input}" COMMAND "${test_bin}" "${input}")
		endforeach()
		foreach(input ${BAD_INPUTS})
			add_test(NAME "${name} ${input}" COMMAND "${test_bin}" "${input}")
			set_tests_properties("${name} ${input}" PROPERTIES
				WILL_FAIL TRUE
			)
		endforeach()
	else()
		add_test(NAME "${name}" COMMAND "${test_bin}")
	endif()
endforeach()

file(GLOB TEST_SCRIPTS CONFIGURE_DEPENDS "tests/scripts/*.aplwc")
foreach(script ${TEST_SCRIPTS})
	add_test(NAME "${script}" COMMAND "${script}")
	set_tests_properties("${script}" PROPERTIES
		ENVIRONMENT "APLWC_MEM=64000;PATH=$<TARGET_FILE_DIR:aplwc-repl>"
	)

	add_test(NAME "aplwc-repl ${script}" COMMAND "aplwc-repl" "${script}")
	set_tests_properties("aplwc-repl ${script}" PROPERTIES
		ENVIRONMENT "APLWC_MEM=64000;PATH=$<TARGET_FILE_DIR:aplwc-repl>"
	)
endforeach()


add_test(NAME "aplwc-repl" COMMAND "aplwc-repl" "-x")

set(REQUIRED_MALLOCS 1)
foreach(i RANGE 0 ${REQUIRED_MALLOCS})
	set(name "aplwc-repl-${i}-${REQUIRED_MALLOCS}")
	add_test(NAME "${name}" COMMAND "aplwc-repl" "-x")
	set_tests_properties("${name}" PROPERTIES
		ENVIRONMENT "APLWC_MALLOC_FAIL_AFTER=${i}"
	)
	if(NOT i EQUAL ${REQUIRED_MALLOCS} AND NOT CMAKE_BUILD_TYPE STREQUAL "Release")
		set_tests_properties("${name}" PROPERTIES
			WILL_FAIL TRUE
		)
	endif()
endforeach()