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# cmake/modules/ocaml.cmake
#
# Copyright (C) 2008 Andrew Ross
#
# 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 the file PLplot; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
# Module for determining Ada bindings configuration options
if(DEFAULT_NO_BINDINGS)
option(ENABLE_ocaml "Enable OCaml bindings" OFF)
else(DEFAULT_NO_BINDINGS)
option(ENABLE_ocaml "Enable OCaml bindings" ON)
endif(DEFAULT_NO_BINDINGS)
if(ENABLE_ocaml AND NOT BUILD_SHARED_LIBS)
message(STATUS "WARNING: "
"OCaml requires shared libraries. Disabling ocaml bindings")
set(ENABLE_ocaml OFF CACHE BOOL "Enable OCaml bindings" FORCE)
endif(ENABLE_ocaml AND NOT BUILD_SHARED_LIBS)
if(ENABLE_ocaml)
find_program(OCAMLBUILD ocamlbuild)
if (OCAMLBUILD)
message(STATUS "OCAMLBUILD = ${OCAMLBUILD}")
else (OCAMLBUILD)
message(STATUS "WARNING: "
"ocamlbuild not found. Disabling ocaml bindings")
set(ENABLE_ocaml OFF CACHE BOOL "Enable OCaml bindings" FORCE)
endif (OCAMLBUILD)
endif(ENABLE_ocaml)
if(ENABLE_ocaml)
find_program(OCAMLFIND ocamlfind)
if (OCAMLFIND)
message(STATUS "OCAMLFIND = ${OCAMLFIND}")
else (OCAMLFIND)
message(STATUS "WARNING:"
"ocamlfind not found. Disabling ocaml bindings")
set(ENABLE_ocaml OFF CACHE BOOL "Enable OCaml bindings" FORCE)
endif (OCAMLFIND)
endif(ENABLE_ocaml)
if(ENABLE_ocaml)
find_program(OCAMLC ocamlc)
if (OCAMLC)
message(STATUS "OCAMLC = ${OCAMLC}")
else (OCAMLC)
message(STATUS "WARNING:"
"ocamlc not found. Disabling ocaml bindings")
set(ENABLE_ocaml OFF CACHE BOOL "Enable OCaml bindings" FORCE)
endif (OCAMLC)
endif(ENABLE_ocaml)
if(ENABLE_ocaml)
find_program(CAMLIDL camlidl)
if (CAMLIDL)
message(STATUS "CAMLIDL = ${CAMLIDL}")
else (CAMLIDL)
message(STATUS "WARNING:"
"camlidl not found. Disabling ocaml bindings")
set(ENABLE_ocaml OFF CACHE BOOL "Enable OCaml bindings" FORCE)
endif (CAMLIDL)
endif(ENABLE_ocaml)
if(ENABLE_ocaml)
execute_process(COMMAND ${OCAMLC} -version
OUTPUT_VARIABLE OCAML_VERSION
OUTPUT_STRIP_TRAILING_WHITESPACE
)
execute_process(COMMAND ${OCAMLC} -where
OUTPUT_VARIABLE OCAML_LIB_PATH
OUTPUT_STRIP_TRAILING_WHITESPACE
)
message(STATUS "OCAML_LIB_PATH = ${OCAML_LIB_PATH}")
find_path(CAMLIDL_LIB_DIR libcamlidl.a PATHS ${OCAML_LIB_PATH} )
if(CAMLIDL_LIB_DIR)
message(STATUS "CAMLIDL_LIB_DIR = ${CAMLIDL_LIB_DIR}")
else(CAMLIDL_LIB_DIR)
message(STATUS "WARNING:"
"camlidl library not found. Disabling ocaml bindings")
set(ENABLE_ocaml OFF CACHE BOOL "Enable OCaml bindings" FORCE)
endif(CAMLIDL_LIB_DIR)
# Subdirectory for ocamlbuild to use for build
set(OCAML_BUILD_DIR _build CACHE PATH "Subdirectory to use for ocamlbuild")
# Installation follows the Debian ocaml policy for want of a better
# standard.
set(OCAML_INSTALL_DIR ${CMAKE_INSTALL_PREFIX}/lib/ocaml/${OCAML_VERSION}
CACHE PATH "install location for ocaml files"
)
endif(ENABLE_ocaml)
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