find_package(Perl REQUIRED)

# xfile
set(XFILE_SOURCES extlib/xfile/xfile.c)

# piclib
set(PICLIB_SOURCE ${PROJECT_SOURCE_DIR}/src/load_piclib.c)
add_custom_command(
  OUTPUT ${PICLIB_SOURCE}
  COMMAND ${PERL_EXECUTABLE} etc/mkloader.pl ${PICLIB_SCHEME_LIBS} ${PICLIB_CONTRIB_LIBS} > ${PICLIB_SOURCE}
  DEPENDS ${PICLIB_SCHEME_LIBS} ${PICLIB_CONTRIB_LIBS}
  WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
  )

# contrib
set(CONTRIB_INIT ${PROJECT_SOURCE_DIR}/src/init_contrib.c)
add_custom_command(
  OUTPUT ${CONTRIB_INIT}
  COMMAND ${PERL_EXECUTABLE} etc/mkinit.pl ${PICRIN_CONTRIB_INITS} > ${CONTRIB_INIT}
  DEPENDS ${PICRIN_CONTRIB_SOURCES}
  WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
  )

# build!
file(GLOB PICRIN_SOURCES ${PROJECT_SOURCE_DIR}/src/*.c)
add_library(picrin SHARED ${PICRIN_SOURCES} ${PICLIB_SOURCE} ${XFILE_SOURCES} ${PICRIN_CONTRIB_SOURCES} ${CONTRIB_INIT})
target_link_libraries(picrin m ${PICRIN_CONTRIB_LIBRARIES})

# install
set(CMAKE_INSTALL_RPATH ${CMAKE_INSTALL_PREFIX}/lib)
install(TARGETS picrin DESTINATION lib)
install(DIRECTORY include/ DESTINATION include FILES_MATCHING PATTERN "*.h")