###############################################################################
# Top contributors (to current version):
#   Mathias Preiner
#
# This file is part of the cvc5 project.
#
# Copyright (c) 2009-2021 by the authors listed in the file AUTHORS
# in the top-level source directory and their institutional affiliations.
# All rights reserved.  See the file COPYING in the top-level source
# directory for licensing information.
# #############################################################################
#
# Find GLPK-cut-log
# GLPK_FOUND - system has GLPK lib
# GLPK_INCLUDE_DIR - the GLPK include directory
# GLPK_LIBRARIES - Libraries needed to use GLPK
##


find_path(GLPK_INCLUDE_DIR NAMES glpk.h)
find_library(GLPK_LIBRARIES NAMES glpk)

# Check if we really have GLPK-cut-log.
if(GLPK_INCLUDE_DIR)
  include(CheckSymbolExists)
  set(CMAKE_REQUIRED_INCLUDES ${GLPK_INCLUDE_DIR})
  set(CMAKE_REQUIRED_LIBRARIES ${GLPK_LIBRARIES} m)
  check_symbol_exists(glp_ios_get_cut "glpk.h" HAVE_GLPK_CUT_LOG)
  if(NOT HAVE_GLPK_CUT_LOG)
    message(FATAL_ERROR "Could not link against GLPK-cut-log. "
                        "Did you forget to install GLPK-cut-log?")
  endif()
endif()

include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(GLPK
  DEFAULT_MSG
  GLPK_INCLUDE_DIR GLPK_LIBRARIES)

mark_as_advanced(GLPK_INCLUDE_DIR GLPK_LIBRARIES)
if(GLPK_LIBRARIES)
  message(STATUS "Found GLPK libs: ${GLPK_LIBRARIES}")
endif()