depends: Allow building with system clang

1 files changed, 39 insertions, 2 deletions

diff --git a/depends/packages/native_cctools.mk b/depends/packages/native_cctools.mk
index bdebd11862..072d3828a6 100644
--- a/depends/packages/native_cctools.mk
+++ b/depends/packages/native_cctools.mk
@@ -4,11 +4,13 @@ $(package)_download_path=https://github.com/tpoechtrager/cctools-port/archive
 $(package)_file_name=$($(package)_version).tar.gz
 $(package)_sha256_hash=a2d491c0981cef72fee2b833598f20f42a6c44a7614a61c439bda93d56446fec
 $(package)_build_subdir=cctools
+ifeq ($(strip $(FORCE_USE_SYSTEM_CLANG)),)
 $(package)_clang_version=8.0.0
 $(package)_clang_download_path=https://releases.llvm.org/$($(package)_clang_version)
 $(package)_clang_download_file=clang+llvm-$($(package)_clang_version)-x86_64-linux-gnu-ubuntu-14.04.tar.xz
 $(package)_clang_file_name=clang-llvm-$($(package)_clang_version)-x86_64-linux-gnu-ubuntu-14.04.tar.xz
 $(package)_clang_sha256_hash=9ef854b71949f825362a119bf2597f744836cb571131ae6b721cd102ffea8cd0
+endif
 
 $(package)_libtapi_version=3efb201881e7a76a21e0554906cf306432539cef
 $(package)_libtapi_download_path=https://github.com/tpoechtrager/apple-libtapi/archive
@@ -16,15 +18,25 @@ $(package)_libtapi_download_file=$($(package)_libtapi_version).tar.gz
 $(package)_libtapi_file_name=$($(package)_libtapi_version).tar.gz
 $(package)_libtapi_sha256_hash=380c1ca37cfa04a8699d0887a8d3ee1ad27f3d08baba78887c73b09485c0fbd3
 
-$(package)_extra_sources=$($(package)_clang_file_name)
-$(package)_extra_sources += $($(package)_libtapi_file_name)
+$(package)_extra_sources=$($(package)_libtapi_file_name)
+ifeq ($(strip $(FORCE_USE_SYSTEM_CLANG)),)
+$(package)_extra_sources += $($(package)_clang_file_name)
+endif
 
+ifeq ($(strip $(FORCE_USE_SYSTEM_CLANG)),)
 define $(package)_fetch_cmds
 $(call fetch_file,$(package),$($(package)_download_path),$($(package)_download_file),$($(package)_file_name),$($(package)_sha256_hash)) && \
 $(call fetch_file,$(package),$($(package)_clang_download_path),$($(package)_clang_download_file),$($(package)_clang_file_name),$($(package)_clang_sha256_hash)) && \
 $(call fetch_file,$(package),$($(package)_libtapi_download_path),$($(package)_libtapi_download_file),$($(package)_libtapi_file_name),$($(package)_libtapi_sha256_hash))
 endef
+else
+define $(package)_fetch_cmds
+$(call fetch_file,$(package),$($(package)_download_path),$($(package)_download_file),$($(package)_file_name),$($(package)_sha256_hash)) && \
+$(call fetch_file,$(package),$($(package)_libtapi_download_path),$($(package)_libtapi_download_file),$($(package)_libtapi_file_name),$($(package)_libtapi_sha256_hash))
+endef
+endif
 
+ifeq ($(strip $(FORCE_USE_SYSTEM_CLANG)),)
 define $(package)_extract_cmds
   mkdir -p $($(package)_extract_dir) && \
   echo "$($(package)_sha256_hash)  $($(package)_source)" > $($(package)_extract_dir)/.$($(package)_file_name).hash && \
@@ -38,12 +50,28 @@ define $(package)_extract_cmds
   rm -f toolchain/lib/libc++abi.so* && \
   tar --no-same-owner --strip-components=1 -xf $($(package)_source)
 endef
+else
+define $(package)_extract_cmds
+  mkdir -p $($(package)_extract_dir) && \
+  echo "$($(package)_sha256_hash)  $($(package)_source)" > $($(package)_extract_dir)/.$($(package)_file_name).hash && \
+  echo "$($(package)_libtapi_sha256_hash)  $($(package)_source_dir)/$($(package)_libtapi_file_name)" >> $($(package)_extract_dir)/.$($(package)_file_name).hash && \
+  $(build_SHA256SUM) -c $($(package)_extract_dir)/.$($(package)_file_name).hash && \
+  mkdir -p libtapi && \
+  tar --no-same-owner --strip-components=1 -C libtapi -xf $($(package)_source_dir)/$($(package)_libtapi_file_name) && \
+  tar --no-same-owner --strip-components=1 -xf $($(package)_source)
+endef
+endif
 
 define $(package)_set_vars
   $(package)_config_opts=--target=$(host) --disable-lto-support --with-libtapi=$($(package)_extract_dir)
   $(package)_ldflags+=-Wl,-rpath=\\$$$$$$$$\$$$$$$$$ORIGIN/../lib
+  ifeq ($(strip $(FORCE_USE_SYSTEM_CLANG)),)
   $(package)_cc=$($(package)_extract_dir)/toolchain/bin/clang
   $(package)_cxx=$($(package)_extract_dir)/toolchain/bin/clang++
+  else
+  $(package)_cc=clang
+  $(package)_cxx=clang++
+  endif
 endef
 
 define $(package)_preprocess_cmds
@@ -60,6 +88,7 @@ define $(package)_build_cmds
   $(MAKE)
 endef
 
+ifeq ($(strip $(FORCE_USE_SYSTEM_CLANG)),)
 define $(package)_stage_cmds
   $(MAKE) DESTDIR=$($(package)_staging_dir) install && \
   mkdir -p $($(package)_staging_prefix_dir)/lib/ && \
@@ -74,3 +103,11 @@ define $(package)_stage_cmds
   cp -rf lib/clang/$($(package)_clang_version)/include/* $($(package)_staging_prefix_dir)/lib/clang/$($(package)_clang_version)/include/ && \
   cp bin/dsymutil $($(package)_staging_prefix_dir)/bin/$(host)-dsymutil
 endef
+else
+define $(package)_stage_cmds
+  $(MAKE) DESTDIR=$($(package)_staging_dir) install && \
+  mkdir -p $($(package)_staging_prefix_dir)/lib/ && \
+  cd $($(package)_extract_dir) && \
+  cp lib/libtapi.so.6 $($(package)_staging_prefix_dir)/lib/
+endef
+endif