[CMake] Move libxml2 stuff from clang to llvm/cmake.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170225 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/cmake/config-ix.cmake b/cmake/config-ix.cmake
index fcd5dd556676cdcc26663b7b60ac3ecd05d71b02..274de31c9efae3d421e7d5bd5b9212af2ebacbce 100755 (executable)
--- a/cmake/config-ix.cmake
+++ b/cmake/config-ix.cmake
@@ -294,6 +294,11 @@ else()
   set(ENABLE_PIC 0)
 endif()
 
+find_package(LibXml2)
+if (LIBXML2_FOUND)
+  set(CLANG_HAVE_LIBXML 1)
+endif ()
+
 include(CheckCXXCompilerFlag)
 
 check_cxx_compiler_flag("-Wno-variadic-macros" SUPPORTS_NO_VARIADIC_MACROS_FLAG)

diff --git a/include/llvm/Config/config.h.cmake b/include/llvm/Config/config.h.cmake
index ca64124729918bf0920c54e737d1a078bd598c4b..ff765ccd373b4cdd44f7a41c241ce1afc681f7b4 100644 (file)
--- a/include/llvm/Config/config.h.cmake
+++ b/include/llvm/Config/config.h.cmake
@@ -6,6 +6,9 @@
 /* Bug report URL. */
 #define BUG_REPORT_URL "${BUG_REPORT_URL}"
 
+/* Define if we have libxml2 */
+#cmakedefine CLANG_HAVE_LIBXML ${CLANG_HAVE_LIBXML}
+
 /* Relative directory for resource files */
 #define CLANG_RESOURCE_DIR "${CLANG_RESOURCE_DIR}"