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cmake_minimum_required(VERSION 3.18)
set(AVR_UPLOADTOOL avrdude)
set(AVR_PROGRAMMER usbasp)
set(AVR_UPLOADTOOL_PORT usb)
project(SIMAVR_SR)
set(AVR_MCU atmega8)
set(AVR_H_FUSE 0xd9)
set(AVR_L_FUSE 0xc3)
set(CMAKE_BUILD_TYPE Release)
set(MCU_SPEED "4000000UL")
if(DEFINED ENV{AVR_FIND_ROOT_PATH})
set(CMAKE_FIND_ROOT_PATH $ENV{AVR_FIND_ROOT_PATH})
else(DEFINED ENV{AVR_FIND_ROOT_PATH})
if(EXISTS "/opt/local/avr")
set(CMAKE_FIND_ROOT_PATH "/opt/local/avr")
elseif(EXISTS "/usr/avr")
set(CMAKE_FIND_ROOT_PATH "/usr/avr")
elseif(EXISTS "/usr/lib/avr")
set(CMAKE_FIND_ROOT_PATH "/usr/lib/avr")
elseif(EXISTS "/usr/local/CrossPack-AVR")
set(CMAKE_FIND_ROOT_PATH "/usr/local/CrossPack-AVR")
else(EXISTS "/opt/local/avr")
message(FATAL_ERROR "Please set AVR_FIND_ROOT_PATH in your environment.")
endif(EXISTS "/opt/local/avr")
endif(DEFINED ENV{AVR_FIND_ROOT_PATH})
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
# not added automatically, since CMAKE_SYSTEM_NAME is "generic"
set(CMAKE_SYSTEM_INCLUDE_PATH "${CMAKE_FIND_ROOT_PATH}/include")
set(CMAKE_SYSTEM_LIBRARY_PATH "${CMAKE_FIND_ROOT_PATH}/lib")
message(STATUS "Set CMAKE_FIND_ROOT_PATH to ${CMAKE_FIND_ROOT_PATH}")
message(STATUS "Set CMAKE_SYSTEM_INCLUDE_PATH to ${CMAKE_SYSTEM_INCLUDE_PATH}")
message(STATUS "Set CMAKE_SYSTEM_LIBRARY_PATH to ${CMAKE_SYSTEM_LIBRARY_PATH}")
if(CMAKE_BUILD_TYPE MATCHES Release)
set(CMAKE_C_FLAGS_RELEASE "-Os")
set(CMAKE_CXX_FLAGS_RELEASE "-Os")
endif(CMAKE_BUILD_TYPE MATCHES Release)
if(CMAKE_BUILD_TYPE MATCHES Debug)
set(CMAKE_C_FLAGS_DEBUG "-O0 -save-temps -g -gdwarf-3 -gstrict-dwarf")
set(CMAKE_CXX_FLAGS_DEBUG "-O0 -save-temps -g -gdwarf-3 -gstrict-dwarf")
endif(CMAKE_BUILD_TYPE MATCHES Debug)
add_definitions("-DF_CPU=${MCU_SPEED}")
add_definitions("-fpack-struct")
add_definitions("-fshort-enums")
add_definitions("-Wall")
add_definitions("-Werror")
# http://gcc.gnu.org/onlinedocs/gcc-4.8.2/gcc/Alternate-Keywords.html#Alternate-Keywords
# [...]-pedantic and other options cause warnings for many GNU C extensions. You can prevent such warnings within
# one expression by writing __extension__ before the expression. __extension__ has no effect aside from this.[...]
add_definitions("-pedantic")
add_definitions("-pedantic-errors")
add_definitions("-funsigned-char")
add_definitions("-funsigned-bitfields")
add_definitions("-ffunction-sections")
add_definitions("-c")
add_definitions("-std=gnu99")
add_subdirectory(../ src/sr)
add_avr_executable(
simavr-shift-registers
main.c
)
avr_target_include_directories(simavr-shift-registers PRIVATE ../src)
avr_target_link_libraries(simavr-shift-registers avr-shift-registers)