cmake_minimum_required(VERSION 3.8)
set(CMAKE_C_COMPILER "/usr/bin/cc")
project(usr C ASM)


set(CMAKE_C_FLAGS_DEBUG "-O0")
add_definitions(${PMAKE_ARGS})
set(CMAKE_C_COMPILER "${CBC_COM}")

include_directories("..")

macro( GearsCommand )
    set( _OPTIONS_ARGS )
    set( _ONE_VALUE_ARGS TARGET )
    set( _MULTI_VALUE_ARGS SOURCES )
    cmake_parse_arguments( _Gears "${_OPTIONS_ARGS}" "${_ONE_VALUE_ARGS}" "${_MULTI_VALUE_ARGS}" ${ARGN} )

    set (_Gears_CBC_SOURCES)
    set (_Gears_CSOURCES)
    foreach(i ${_Gears_SOURCES})
        if (${i} MATCHES "\\.cbc")
            string(REGEX REPLACE "(.*).cbc" "c/\\1.c" j ${i})
            add_custom_command (
                OUTPUT    ${j}
                DEPENDS   ${i}
                COMMAND  "perl" "gearsTools/generate_stub.pl" "-o" ${j} ${i}
            )
            list(APPEND _Gears_CBC_SOURCES ${j})
        elseif (${i} MATCHES "\\.cu")
            string(REGEX REPLACE "(.*).cu" "c/\\1.ptx" j ${i})
            add_custom_command (
                OUTPUT    ${j}
                DEPENDS   ${i}
                COMMAND  nvcc ${NVCCFLAG} -c -ptx -o ${j} ${i}
            )
            list(APPEND _Gears_CBC_SOURCES ${j})
        else()
            set(j ${i})
            list(APPEND _Gears_CSOURCES ${j})
        endif()
    endforeach(i)

    add_custom_command (
          OUTPUT    c/${_Gears_TARGET}-context.c
          DEPENDS   ${_Gears_CBC_SOURCES}
          COMMAND  "perl" "gearsTools/generate_context.pl" "-o" ${_Gears_TARGET} ${_Gears_CBC_SOURCES}
    )
    add_executable(${_Gears_TARGET} ${_Gears_CBC_SOURCES} ${_Gears_CSOURCES} c/${_Gears_TARGET}-context.c )
    target_link_libraries(${_Gears_TARGET} ulib)
endmacro()

add_library(ulib STATIC  ulib.c usys.S printf.c umalloc.c)
#add_library(syslib string.c)

set(USRCOMMANDS cat echo grep init kill ln ls mkdir rm sh stressfs usertests wc zombie hello)

foreach(cmd ${USR_COMMANDS}) 
    GearsCommand (TARGET _${cmd} SOURCES ${cmd}.c) 
endforeach(cmd)

add_custom_command(OUTPUT fs.img
  COMMAND ../tools/mkfs fs.img ${USR_COMMAND} UNIX
  DEPENDS ${USR_COMMANDS}
)