Deps builder: Add support for building GMP

Required for the new boolean code, disabled by default
until all platforms have landed the libs and the boolean
code actually lands in master.

Reviewed By: brecht

Differential Revision: https://developer.blender.org/D8384

1 files changed, 88 insertions, 0 deletions

diff --git a/build_files/build_environment/cmake/gmp.cmake b/build_files/build_environment/cmake/gmp.cmake
new file mode 100644
index 00000000000..40d8e04b3a7
--- /dev/null
+++ b/build_files/build_environment/cmake/gmp.cmake
@@ -0,0 +1,88 @@
+# ***** BEGIN GPL LICENSE BLOCK *****
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+#
+# ***** END GPL LICENSE BLOCK *****
+
+set(GMP_EXTRA_ARGS -enable-cxx)
+
+if(WIN32)
+  # Shared for windows because static libs will drag in a libgcc dependency.
+  set(GMP_OPTIONS --disable-static --enable-shared --host=x86_64-w64-mingw32 --build=x86_64-w64-mingw32)
+else()
+  set(GMP_OPTIONS --enable-static --disable-shared )
+endif()
+
+ExternalProject_Add(external_gmp
+  URL ${GMP_URI}
+  DOWNLOAD_DIR ${DOWNLOAD_DIR}
+  URL_HASH MD5=${GMP_HASH}
+  PREFIX ${BUILD_DIR}/gmp
+  CONFIGURE_COMMAND ${CONFIGURE_ENV_NO_PERL} && cd ${BUILD_DIR}/gmp/src/external_gmp/ && ${CONFIGURE_COMMAND} --prefix=${LIBDIR}/gmp ${GMP_OPTIONS} ${GMP_EXTRA_ARGS}
+  BUILD_COMMAND ${CONFIGURE_ENV_NO_PERL} && cd ${BUILD_DIR}/gmp/src/external_gmp/ && make -j${MAKE_THREADS}
+  INSTALL_COMMAND ${CONFIGURE_ENV_NO_PERL} && cd ${BUILD_DIR}/gmp/src/external_gmp/ && make install
+  INSTALL_DIR ${LIBDIR}/gmp
+)
+
+if(MSVC)
+  set_target_properties(external_gmp PROPERTIES FOLDER Mingw)
+endif()
+
+if(BUILD_MODE STREQUAL Release AND WIN32)
+  ExternalProject_Add_Step(external_gmp after_install
+      COMMAND  ${CMAKE_COMMAND} -E copy ${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-3.dll.def ${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.def
+      COMMAND  lib /def:${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.def /machine:x64 /out:${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.lib
+      COMMAND  ${CMAKE_COMMAND} -E copy ${LIBDIR}/gmp/bin/libgmp-10.dll ${HARVEST_TARGET}/gmp/lib/libgmp-10.dll
+      COMMAND  ${CMAKE_COMMAND} -E copy ${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.lib ${HARVEST_TARGET}/gmp/lib/libgmp-10.lib
+      COMMAND ${CMAKE_COMMAND} -E copy_directory ${LIBDIR}/gmp/include ${HARVEST_TARGET}/gmp/include
+    DEPENDEES install
+  )
+endif()
+
+if(BUILD_MODE STREQUAL Debug AND WIN32)
+ExternalProject_Add_Step(external_gmp after_install
+      COMMAND  ${CMAKE_COMMAND} -E copy ${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-3.dll.def ${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.def
+      COMMAND  lib /def:${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.def /machine:x64 /out:${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.lib
+    DEPENDEES install
+  )
+endif()
+
+if(WIN32)
+  # gmpxx is somewhat special, it builds on top of the C style gmp library but exposes C++ bindings
+  # given the C++ ABI between MSVC and mingw is not compatible, we need to build the bindings
+  # with MSVC, while GMP can only be build with mingw.
+  ExternalProject_Add(external_gmpxx
+    URL ${GMP_URI}
+    DOWNLOAD_DIR ${DOWNLOAD_DIR}
+    URL_HASH MD5=${GMP_HASH}
+    PREFIX ${BUILD_DIR}/gmpxx
+    PATCH_COMMAND COMMAND ${CMAKE_COMMAND} -E copy ${PATCH_DIR}/cmakelists_gmpxx.txt ${BUILD_DIR}/gmpxx/src/external_gmpxx/CMakeLists.txt &&
+                          ${CMAKE_COMMAND} -E copy ${PATCH_DIR}/config_gmpxx.h ${BUILD_DIR}/gmpxx/src/external_gmpxx/config.h
+    CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=${LIBDIR}/gmpxx ${DEFAULT_CMAKE_FLAGS} -DGMP_LIBRARY=${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.lib -DGMP_INCLUDE_DIR=${BUILD_DIR}/gmp/src/external_gmp -DCMAKE_DEBUG_POSTFIX=_d
+    INSTALL_DIR ${LIBDIR}/gmpxx
+  )
+  set_target_properties(external_gmpxx PROPERTIES FOLDER Mingw)
+
+  add_dependencies(
+    external_gmpxx
+    external_gmp
+  )
+
+  ExternalProject_Add_Step(external_gmpxx after_install
+      COMMAND ${CMAKE_COMMAND} -E copy_directory ${LIBDIR}/gmpxx/ ${HARVEST_TARGET}/gmp
+    DEPENDEES install
+  )
+
+endif()