1 files changed, 50 insertions, 0 deletions
diff --git a/external/libffi/ExternalProject_libffi.mk b/external/libffi/ExternalProject_libffi.mk
new file mode 100644
index 000000000000..0ff625ea3e20
--- /dev/null
+++ b/external/libffi/ExternalProject_libffi.mk
@@ -0,0 +1,50 @@
+# -*- Mode: makefile-gmake; tab-width: 4; indent-tabs-mode: t -*-
+#
+# This file is part of the LibreOffice project.
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+
+$(eval $(call gb_ExternalProject_ExternalProject,libffi))
+
+$(eval $(call gb_ExternalProject_register_targets,libffi,\
+	build \
+))
+
+# set prefix so that it ends up in libffi.pc so that pkg-config in python3 works
+# For a static Windows build, change CPPFLAGS to include -D_LIB and --disable-static
+# Also remove the ExternalPackage in that case
+
+libffi_WIN_PLATFORM := $(strip \
+    $(if $(filter INTEL,$(CPUNAME)),32) \
+    $(if $(filter X86_64,$(CPUNAME)),64) \
+    $(if $(filter ARM64,$(CPUNAME)),arm64) \
+    )
+
+$(call gb_ExternalProject_get_state_target,libffi,build):
+	$(call gb_ExternalProject_run,build,\
+		export LIB="$(ILIB)" && \
+		./configure \
+			--enable-option-checking=fatal \
+			--build=$(BUILD_PLATFORM) --host=$(HOST_PLATFORM) \
+			$(if $(filter LINUX,$(OS)), \
+			    --disable-shared \
+			    CC="$(CC) -fvisibility=hidden" \
+				--with-pic \
+				--enable-portable-binary) \
+			$(if $(filter WNT,$(OS)), \
+			    --disable-static \
+			    CC="$(call gb_UnpackedTarball_get_dir,libffi)/msvcc.sh -m$(libffi_WIN_PLATFORM)" \
+			    CXX="$(call gb_UnpackedTarball_get_dir,libffi)/msvcc.sh -m$(libffi_WIN_PLATFORM)" \
+				LD='link' \
+				CPP='cl -nologo -EP' \
+				CXXCPP='cl -nologo -EP' \
+				CPPFLAGS="-DFFI_BUILDING_DLL $(SOLARINC)") \
+			--prefix=$(call gb_UnpackedTarball_get_dir,libffi)/$(HOST_PLATFORM) \
+			--disable-docs \
+		&& $(MAKE) \
+	)
+
+# vim: set noet sw=4 ts=4: