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authorGravatar Jan Tattermusch <jtattermusch@google.com>2017-12-19 14:05:41 -0800
committerGravatar Jan Tattermusch <jtattermusch@google.com>2017-12-19 14:05:41 -0800
commitf38b1526f8981698cdd512694cd65d75073db60f (patch)
treeabfabefb6ea008234573b429f617bfea91ae003a /cmake/cares.cmake
parent1c4d410c109157bfe924144bc777e57169d5c1e3 (diff)
simplify top level CMakeLists.txt
Diffstat (limited to 'cmake/cares.cmake')
-rw-r--r--cmake/cares.cmake36
1 files changed, 36 insertions, 0 deletions
diff --git a/cmake/cares.cmake b/cmake/cares.cmake
new file mode 100644
index 0000000000..521cf52e77
--- /dev/null
+++ b/cmake/cares.cmake
@@ -0,0 +1,36 @@
+# Copyright 2017 gRPC authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+if("${gRPC_CARES_PROVIDER}" STREQUAL "module")
+ if(NOT CARES_ROOT_DIR)
+ set(CARES_ROOT_DIR ${CMAKE_CURRENT_SOURCE_DIR}/third_party/cares/cares)
+ endif()
+ set(CARES_SHARED OFF CACHE BOOL "disable shared library")
+ set(CARES_STATIC ON CACHE BOOL "link cares statically")
+ set(CARES_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/third_party/cares/cares")
+ add_subdirectory(third_party/cares/cares)
+ if(TARGET c-ares)
+ set(_gRPC_CARES_LIBRARIES c-ares)
+ endif()
+ if(gRPC_INSTALL)
+ message(WARNING "gRPC_INSTALL will be forced to FALSE because gRPC_CARES_PROVIDER is \"module\"")
+ set(gRPC_INSTALL FALSE)
+ endif()
+elseif("${gRPC_CARES_PROVIDER}" STREQUAL "package")
+ find_package(c-ares REQUIRED CONFIG)
+ if(TARGET c-ares::cares)
+ set(_gRPC_CARES_LIBRARIES c-ares::cares)
+ endif()
+ set(_gRPC_FIND_CARES "if(NOT c-ares_FOUND)\n find_package(c-ares CONFIG)\nendif()")
+endif()