# Orthanc - A Lightweight, RESTful DICOM Store
# Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
# Department, University Hospital of Liege, Belgium
# Copyright (C) 2017-2023 Osimis S.A., Belgium
# Copyright (C) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
#
# This program is free software: you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public License
# as published by the Free Software Foundation, either version 3 of
# the License, or (at your option) any later version.
#
# This program 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program. If not, see
# <http://www.gnu.org/licenses/>.


# NB: Orthanc assume that the platform is of ASCII-family, not of
# EBCDIC-family. A "e" suffix would be needed on EBCDIC. Look for
# macro "U_ICUDATA_TYPE_LETTER" in the source code of icu for more
# information.

include(TestBigEndian)
TEST_BIG_ENDIAN(IS_BIG_ENDIAN)
if(IS_BIG_ENDIAN)
  set(LIBICU_SUFFIX "b")
else()
  set(LIBICU_SUFFIX "l")
endif()

set(LIBICU_BASE_URL "https://orthanc.uclouvain.be/third-party-downloads")

if (USE_LEGACY_LIBICU)
  # This is the latest version of icu that compiles without C++11
  # support. It is used for Linux Standard Base and Visual Studio 2008.
  set(LIBICU_URL "${LIBICU_BASE_URL}/icu4c-58_2-src.tgz")
  set(LIBICU_MD5 "fac212b32b7ec7ab007a12dff1f3aea1")
  set(LIBICU_DATA_VERSION "icudt58")
  set(LIBICU_DATA_COMPRESSED_MD5 "a39b07b38195158c6c3070332cef2173")
  set(LIBICU_DATA_UNCOMPRESSED_MD5 "54d2593cec5c6a4469373231658153ce")
else()
  set(LIBICU_URL "${LIBICU_BASE_URL}/icu4c-63_1-src.tgz")
  set(LIBICU_MD5 "9e40f6055294284df958200e308bce50")
  set(LIBICU_DATA_VERSION "icudt63")
  set(LIBICU_DATA_COMPRESSED_MD5 "be495c0830de5f377fdfa8301a5faf3d")
  set(LIBICU_DATA_UNCOMPRESSED_MD5 "99613c3f2ca9426c45dc554ad28cfb79")
endif()

set(LIBICU_SOURCES_DIR ${CMAKE_BINARY_DIR}/icu)
set(LIBICU_DATA "${LIBICU_DATA_VERSION}${LIBICU_SUFFIX}.dat.gz")
set(LIBICU_DATA_URL "${LIBICU_BASE_URL}/${LIBICU_DATA}")