# examples/fortran/CMakeLists.txt
### Process this file with cmake to produce Makefile
###
# Copyright (C) 2006-2015 Alan W. Irwin
#
# This file is part of PLplot.
#
# PLplot is free software; you can redistribute it and/or modify
# it under the terms of the GNU Library General Public License as published
# by the Free Software Foundation; version 2 of the License.
#
# PLplot 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 Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public License
# along with PLplot; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA

# N.B. This file is used for both the core build (which installs the examples
# and optionally [depending on BUILD_TEST} builds them) and the installed
# examples build.  The core build has BUILD_TEST OFF or ON at user option
# and CORE_BUILD always ON.  The installed examples build always has
# BUILD_TEST ON and CORE_BUILD OFF.

set(fortran_STRING_INDICES
  "00"
  "01"
  "02"
  "03"
  "04"
  "05"
  "06"
  "07"
  "08"
  "09"
  "10"
  "11"
  "12"
  "13"
  "14"
  "15"
  "16"
  "16a"
  "17"
  "18"
  "19"
  "20"
  "21"
  "22"
  "23"
  "24"
  "25"
  "26"
  "27"
  "28"
  "29"
  "30"
  "31"
  "33"
  )

if(CORE_BUILD)
  # For CMake-2.6.0 and above, the module files are created by
  # default during the library build in the bindings/fortran directory.
  include_directories(${CMAKE_BINARY_DIR}/bindings/old_fortran)
else(CORE_BUILD)
  include_directories(${INCLUDE_DIR} ${FORTRAN_MOD_DIR})
endif(CORE_BUILD)

if(CORE_BUILD)
  set(plfortrandemolib_LIB_SRCS plfortrandemolib.f90)

  add_library(plfortrandemolib STATIC ${plfortrandemolib_LIB_SRCS})
  target_link_libraries(plfortrandemolib plplotfortran)

  install(TARGETS plfortrandemolib
    EXPORT export_plplot
    ARCHIVE DESTINATION ${LIB_DIR}
    LIBRARY DESTINATION ${LIB_DIR}
    RUNTIME DESTINATION ${BIN_DIR}
    )
  install(FILES
    ${CMAKE_CURRENT_BINARY_DIR}/plfortrandemolib.mod
    DESTINATION ${FORTRAN_MOD_DIR}
    )

  set(fortran_SRCS)
  foreach(STRING_INDEX ${fortran_STRING_INDICES})
    set(fortran_SRCS ${fortran_SRCS} x${STRING_INDEX}f.f90)
  endforeach(STRING_INDEX ${fortran_STRING_INDICES})

  # Process fortran header file to define isnan
  if(FORTRAN_HAVE_ISNAN)
    set(HAVE_FORTRAN_ISNAN_FALSE !)
  else(FORTRAN_HAVE_ISNAN)
    set(HAVE_FORTRAN_ISNAN_TRUE !)
  endif(FORTRAN_HAVE_ISNAN)
  configure_file(
    ${CMAKE_CURRENT_SOURCE_DIR}/plfortrandemos.inc.in
    ${CMAKE_CURRENT_BINARY_DIR}/plfortrandemos.inc
    )
  set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/plfortrandemos.inc
    PROPERTIES GENERATED ON)
  include_directories(
    ${CMAKE_CURRENT_BINARY_DIR}
    )

  install(FILES ${fortran_SRCS}
    DESTINATION ${DATA_DIR}/examples/fortran
    )

  set(FC "${CMAKE_Fortran_COMPILER} ${CMAKE_Fortran_COMPILER_ARG1} ${CMAKE_Fortran_FLAGS}")
  configure_file(
    ${CMAKE_CURRENT_SOURCE_DIR}/Makefile.examples.in
    ${CMAKE_CURRENT_BINARY_DIR}/Makefile.examples
    )

  install(FILES ${CMAKE_CURRENT_BINARY_DIR}/Makefile.examples
    DESTINATION ${DATA_DIR}/examples/fortran
    RENAME Makefile
    )

  install(FILES ${CMAKE_CURRENT_BINARY_DIR}/plfortrandemos.inc
    DESTINATION ${DATA_DIR}/examples/fortran
    )

  install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/CMakeLists.txt
    DESTINATION ${DATA_DIR}/examples/fortran
    )
endif(CORE_BUILD)

if(BUILD_TEST)

  set_property(GLOBAL PROPERTY TARGETS_examples_fortran)
  foreach(STRING_INDEX ${fortran_STRING_INDICES})
    # Need unique target name
    add_executable(x${STRING_INDEX}f x${STRING_INDEX}f.f90)
    target_link_libraries(x${STRING_INDEX}f plfortrandemolib plplotfortran plplotfortranc)
    set_property(GLOBAL APPEND PROPERTY TARGETS_examples_fortran x${STRING_INDEX}f)
  endforeach(STRING_INDEX ${fortran_STRING_INDICES})

  if(CORE_BUILD)
    # Build code that tests auxiliary functions in plfortrandemolib
    add_executable(test_plfortrandemolib test_plfortrandemolib.f90)
    target_link_libraries(test_plfortrandemolib plfortrandemolib plplotfortran plplotfortranc)
  endif(CORE_BUILD)
endif(BUILD_TEST)
