[PATCH] D143288: [Fuchsia] Simplified the stage2 build setup

[Haowei Wu via Phabricator via cfe-commits]

haowei created this revision.
haowei added a reviewer: phosek.
Herald added a subscriber: abrachet.
Herald added a project: All.
haowei requested review of this revision.
Herald added a project: clang.
Herald added a subscriber: cfe-commits.

This patch simplified the BOOTSTRAP_ flags, allowing them to be passed through from regular flags.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D143288

Files:
  clang/cmake/caches/Fuchsia.cmake


Index: clang/cmake/caches/Fuchsia.cmake
===================================================================
--- clang/cmake/caches/Fuchsia.cmake
+++ clang/cmake/caches/Fuchsia.cmake
@@ -17,6 +17,34 @@
 set(LLVM_INCLUDE_DOCS OFF CACHE BOOL "")
 set(LLVM_INCLUDE_EXAMPLES OFF CACHE BOOL "")
 
+# Passthrough stage1 flags to stage1.
+set(_FUCHSIA_BOOTSTRAP_PASSTHROUGH
+  LLVM_ENABLE_ZLIB
+  ZLIB_INCLUDE_DIR
+  ZLIB_LIBRARY
+  LLVM_ENABLE_ZSTD
+  zstd_DIR
+  LLVM_ENABLE_LIBXML2
+  LibXml2_ROOT
+  LLVM_ENABLE_CURL
+  CURL_ROOT
+  OpenSSL_ROOT
+  CMAKE_FIND_PACKAGE_PREFER_CONFIG
+  CMAKE_SYSROOT
+  CMAKE_MODULE_LINKER_FLAGS
+  CMAKE_SHARED_LINKER_FLAGS
+  CMAKE_EXE_LINKER_FLAGS
+)
+
+foreach(variable ${_FUCHSIA_BOOTSTRAP_PASSTHROUGH})
+  get_property(is_value_set CACHE ${variable} PROPERTY VALUE SET)
+  if(${is_value_set})
+    get_property(value CACHE ${variable} PROPERTY VALUE)
+    get_property(type CACHE ${variable} PROPERTY TYPE)
+    set(BOOTSTRAP_${variable} "${value}" CACHE ${type} "")
+  endif()
+endforeach()
+
 if(WIN32)
   set(LLVM_USE_CRT_RELEASE "MT" CACHE STRING "")
 endif()


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