# Copyright (c) 2020 Yubico AB
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
#     * Redistributions of source code must retain the above copyright
#       notice, this list of conditions and the following disclaimer.
#
#     * Redistributions in binary form must reproduce the above
#       copyright notice, this list of conditions and the following
#       disclaimer in the documentation and/or other materials provided
#       with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

macro (find_gengetopt)
    if (NOT GENGETOPT_EXECUTABLE)
        find_program (GENGETOPT_EXECUTABLE gengetopt)
        if (NOT GENGETOPT_EXECUTABLE)
            message (FATAL_ERROR "gengetopt not found. Aborting...")
        endif ()
    endif ()
    add_definitions (-DPACKAGE="yubico-piv-tool")
    add_definitions (-DVERSION="${yubico_piv_tool_VERSION_MAJOR}.${yubico_piv_tool_VERSION_MINOR}.${yubico_piv_tool_VERSION_PATCH}")
endmacro ()

macro (add_gengetopt_files _basename)
    find_gengetopt ()
    set (_ggo_extra_input ${ARGV})

    set (_ggo_c ${CMAKE_CURRENT_SOURCE_DIR}/${_basename}.c)
    set (_ggo_h ${CMAKE_CURRENT_SOURCE_DIR}/${_basename}.h)
    set (_ggo_g ${CMAKE_CURRENT_SOURCE_DIR}/${_basename}.ggo)

    execute_process(
            COMMAND gengetopt --conf-parser -i ${_ggo_g} --output-dir ${CMAKE_CURRENT_SOURCE_DIR}
    )

    set (GGO_C ${_ggo_c})
    set (GGO_H ${_ggo_h})

endmacro (add_gengetopt_files)