colonel/CMakeLists.txt

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CMake
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# Copyright (C) 2018 Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
# Author: Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
cmake_minimum_required(VERSION 2.8)
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project(colonel C ASM)
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set(TARGET_NAME "colonel.bin")
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "release")
endif()
string(TOLOWER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE)
message(STATUS "Build type: ${CMAKE_BUILD_TYPE}")
# flags
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set(CMAKE_C_FLAGS "-std=c99 -ffreestanding -fno-builtin -Wall -Wextra")
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set(CMAKE_C_FLAGS_DEBUG "-g -O0")
set(CMAKE_C_FLAGS_RELEASE "-O3")
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set(CMAKE_ASM_FLAGS "")
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set(CMAKE_ASM_FLAGS_DEBUG "")
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set(CMAKE_ASM_FLAGS_RELEASE "")
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include_directories(
"src/")
# source files
set(SRCS
src/kernel/kernel.c)
# architecture specific code
if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "i.86")
set(SRCS
src/kernel/arch/x86/boot.s
${SRCS}
src/kernel/arch/x86/tty.c)
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set(CMAKE_EXE_LINKER_FLAGS
"-T ${CMAKE_CURRENT_SOURCE_DIR}/src/kernel/arch/x86/linker.ld -ffreestanding -nostdlib")
include_directories(
"src/kernel/arch/x86/")
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endif()
add_executable(${TARGET_NAME} ${SRCS})
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add_custom_target(build-iso
COMMAND mkdir -p isodir/boot/grub/
COMMAND cp ${CMAKE_CURRENT_SOURCE_DIR}/configs/grub.cfg isodir/boot/grub/
COMMAND cp ${TARGET_NAME} isodir/boot/
COMMAND grub-mkrescue -o colonel.iso isodir
DEPENDS ${TARGET_NAME}
COMMENT "Building ISO iamge..."
SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/configs/grub.cfg)