Enrico Fraccaroli (Galfurian)
119 lines
4.0 KiB
CMake
119 lines
4.0 KiB
CMake
# =============================================================================
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# Author: Enrico Fraccaroli
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# =============================================================================
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# Set the minimum required version of cmake.
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cmake_minimum_required(VERSION 3.1...3.22)
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# Initialize the project.
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project(tests C)
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# =============================================================================
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# Set the directory where the compiled binaries will be placed.
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set(MENTOS_TESTS_DIR ${CMAKE_SOURCE_DIR}/files/bin/tests)
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# =============================================================================
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# Warning flags.
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wpedantic")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pedantic-errors")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wshadow")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-function")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-variable")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unknown-pragmas")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-but-set-variable")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99")
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# Set the compiler options.
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -u_start")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -static")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -nostdlib")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -nostdinc")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-builtin")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m32")
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if(CMAKE_BUILD_TYPE STREQUAL "Debug")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ggdb")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g3")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O0")
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elseif(CMAKE_BUILD_TYPE STREQUAL "Release")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O3")
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endif(CMAKE_BUILD_TYPE STREQUAL "Debug")
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# =============================================================================
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# Add the executables (manually).
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set(TESTS
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t_mem.c
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t_fork.c
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# Real-time programs
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t_periodic1.c
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t_periodic2.c
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t_periodic3.c
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# Exec
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t_exec.c
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t_exec_callee.c
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# Test environmental variables.
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t_setenv.c
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t_getenv.c
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# Test: signals.
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t_stopcont.c
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t_sigusr.c
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t_abort.c
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t_sigfpe.c
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t_siginfo.c
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t_sleep.c
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t_sigaction.c
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t_sigmask.c
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t_groups.c
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t_alarm.c
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t_kill.c
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t_itimer.c
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t_gid.c
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)
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foreach(TEST ${TESTS})
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# Prepare the program name.
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string(REPLACE ".c" "" TEST_NAME ${TEST})
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# Set the name of the target.
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set(TARGET_NAME test_${TEST_NAME})
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# Randomize .text section address so when debugging symbols don't clash.
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# The allowed range is from 256MB to 2.75GB
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# Minimum allowed address: 0x10000000
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# Max allowed address: 0xB0000000
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string(MD5 RAND_HASH ${TEST})
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string(SUBSTRING ${RAND_HASH} 1 3 TEXADDR_INFIX)
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string(RANDOM LENGTH 1 ALPHABET 0123456789AB RANDOM_SEED ${RAND_HASH} TEXADDR_FIRST)
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# Create the target.
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add_executable(${TARGET_NAME} ${TEST})
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# Add the includes.
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target_include_directories(${TARGET_NAME} PRIVATE ${CMAKE_SOURCE_DIR}/libc/inc)
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# Link the libc library.
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target_link_libraries(${TARGET_NAME} ${CMAKE_BINARY_DIR}/libc/libc.a)
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# Add the dependency to libc.
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add_dependencies(${TARGET_NAME} libc)
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# Add the linking properties.
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set_target_properties(${TARGET_NAME} PROPERTIES LINK_FLAGS "-Wl,-Ttext=0x${TEXADDR_FIRST}${TEXADDR_INFIX}0000,-e_start")
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# Add the final target that strips the debugging symbols from the program.
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add_custom_command(TARGET ${TARGET_NAME}
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BYPRODUCTS ${MENTOS_TESTS_DIR}/${TEST_NAME}
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COMMAND mkdir -p ${MENTOS_TESTS_DIR}
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COMMAND strip --strip-debug ${PROJECT_BINARY_DIR}/${TARGET_NAME} -o ${MENTOS_TESTS_DIR}/${TEST_NAME}
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DEPENDS ${TARGET_NAME}
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)
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# Log the entry.
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message(VERBOSE "Test ${TEST_NAME}, `.text` at 0x${TEXADDR_FIRST}${TEXADDR_INFIX}0000")
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# Append the program name to the list of all the executables.
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list(APPEND ALL_TESTS ${TEST_NAME})
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endforeach()
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# Add the overall target that builds all the programs.
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add_custom_target(all_tests ALL DEPENDS ${ALL_TESTS})
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