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authorMichael Gottesman <mgottesman@apple.com>2016-06-29 21:59:19 +0000
committerMichael Gottesman <mgottesman@apple.com>2016-06-29 21:59:19 +0000
commit497e97ffe3a722d487ffeba3b8dc4c6c059fc6a2 (patch)
tree490cbe51769aef5dea2410ff17c615e8695baa8a
parent1b87cd397495641be9b56ebe3a3e33e14ebea6c4 (diff)
downloadbcm5719-llvm-497e97ffe3a722d487ffeba3b8dc4c6c059fc6a2.tar.gz
bcm5719-llvm-497e97ffe3a722d487ffeba3b8dc4c6c059fc6a2.zip
[ClangConfig] Instead of hard coding the ClangTargets location to /ClangTargets.cmake, follow LLVM's example and use a pre-computed cmake variable @CLANG_CONFIG_EXPORTS_FILE@.
This just makes ClangConfig more consistent with LLVMConfig. llvm-svn: 274178
-rw-r--r--clang/cmake/modules/CMakeLists.txt14
-rw-r--r--clang/cmake/modules/ClangConfig.cmake.in6
2 files changed, 19 insertions, 1 deletions
diff --git a/clang/cmake/modules/CMakeLists.txt b/clang/cmake/modules/CMakeLists.txt
index 86ab001d2c3..6b655b07969 100644
--- a/clang/cmake/modules/CMakeLists.txt
+++ b/clang/cmake/modules/CMakeLists.txt
@@ -8,12 +8,26 @@ get_property(CLANG_EXPORTS GLOBAL PROPERTY CLANG_EXPORTS)
export(TARGETS ${CLANG_EXPORTS} FILE ${clang_cmake_builddir}/ClangTargets.cmake)
# Generate ClangConfig.cmake for the build tree.
+set(CLANG_CONFIG_CMAKE_DIR "${clang_cmake_builddir}")
+set(CLANG_CONFIG_EXPORTS_FILE "${clang_cmake_builddir}/ClangTargets.cmake")
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/ClangConfig.cmake.in
${clang_cmake_builddir}/ClangConfig.cmake
@ONLY)
# Generate ClangConfig.cmake for the install tree.
+set(CLANG_CONFIG_CODE "
+# Compute the installation prefix from this LLVMConfig.cmake file location.
+get_filename_component(CLANG_INSTALL_PREFIX \"\${CMAKE_CURRENT_LIST_FILE}\" PATH)")
+# Construct the proper number of get_filename_component(... PATH)
+# calls to compute the installation prefix.
+string(REGEX REPLACE "/" ";" _count "${CLANG_INSTALL_PACKAGE_DIR}")
+foreach(p ${_count})
+ set(CLANG_CONFIG_CODE "${CLANG_CONFIG_CODE}
+get_filename_component(CLANG_INSTALL_PREFIX \"\${CLANG_INSTALL_PREFIX}\" PATH)")
+endforeach(p)
+set(CLANG_CONFIG_CMAKE_DIR "\${CLANG_INSTALL_PREFIX}/\${CLANG_INSTALL_PACKAGE_DIR}")
+set(CLANG_CONFIG_EXPORTS_FILE "\${CLANG_CMAKE_DIR}/ClangTargets.cmake")
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/ClangConfig.cmake.in
${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/ClangConfig.cmake
diff --git a/clang/cmake/modules/ClangConfig.cmake.in b/clang/cmake/modules/ClangConfig.cmake.in
index d30a277d222..2095e5d282b 100644
--- a/clang/cmake/modules/ClangConfig.cmake.in
+++ b/clang/cmake/modules/ClangConfig.cmake.in
@@ -6,5 +6,9 @@
find_package(LLVM REQUIRED CONFIG)
+@CLANG_CONFIG_CODE@
+
+set(CLANG_CMAKE_DIR "@CLANG_CONFIG_CMAKE_DIR@")
+
# Provide all our library targets to users.
-include("${CMAKE_CURRENT_LIST_DIR}/ClangTargets.cmake")
+include("@CLANG_CONFIG_EXPORTS_FILE@")
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