package=expat
$(package)_version=2.4.8
$(package)_download_path=https://github.com/libexpat/libexpat/releases/download/R_$(subst .,_,$($(package)_version))/
$(package)_file_name=$(package)-$($(package)_version).tar.xz
$(package)_sha256_hash=f79b8f904b749e3e0d20afeadecf8249c55b2e32d4ebb089ae378df479dcaf25
$(package)_build_subdir=build
$(package)_patches += cmake_minimum.patch

# -D_DEFAULT_SOURCE defines __USE_MISC, which exposes additional
# definitions in endian.h, which are required for a working
# endianness check in configure when building with -flto.
define $(package)_set_vars
  $(package)_config_opts := -DCMAKE_BUILD_TYPE=None -DEXPAT_BUILD_TOOLS=OFF
  $(package)_config_opts += -DEXPAT_BUILD_EXAMPLES=OFF -DEXPAT_BUILD_TESTS=OFF
  $(package)_config_opts += -DBUILD_SHARED_LIBS=OFF
  $(package)_cppflags += -D_DEFAULT_SOURCE
endef

define $(package)_preprocess_cmds
  patch -p1 < $($(package)_patch_dir)/cmake_minimum.patch
endef

define $(package)_config_cmds
  $($(package)_cmake) -S .. -B .
endef

define $(package)_build_cmds
  $(MAKE)
endef

define $(package)_stage_cmds
  $(MAKE) DESTDIR=$($(package)_staging_dir) install
endef

define $(package)_postprocess_cmds
  rm -rf share lib/cmake
endef