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authorNAKAMURA Takumi <geek4civic@gmail.com>2011-10-16 02:54:33 +0000
committerNAKAMURA Takumi <geek4civic@gmail.com>2011-10-16 02:54:33 +0000
commitbccadaf1a3efce39dd2bfe385ae1ddd5955245f2 (patch)
tree99164a4202241df74ff10e20bea2d8cd2794aa3f /llvm/tools
parent914f1924e06b5ad0b6f934fc982ce34f10e1155f (diff)
downloadbcm5719-llvm-bccadaf1a3efce39dd2bfe385ae1ddd5955245f2.tar.gz
bcm5719-llvm-bccadaf1a3efce39dd2bfe385ae1ddd5955245f2.zip
CMake: Introduce LLVM_CLANG_SOURCE_DIR, "tools/clang" by default. Clang will not be built if LLVM_CLANG_SOURCE_DIR="" or ${LLVM_CLANG_SOURCE_DIR}/CMakeLists.txt is not found.
llvm-svn: 142103
Diffstat (limited to 'llvm/tools')
-rw-r--r--llvm/tools/CMakeLists.txt7
1 files changed, 5 insertions, 2 deletions
diff --git a/llvm/tools/CMakeLists.txt b/llvm/tools/CMakeLists.txt
index e66648bee1e..3c679b82d3b 100644
--- a/llvm/tools/CMakeLists.txt
+++ b/llvm/tools/CMakeLists.txt
@@ -59,11 +59,14 @@ if( LLVM_ENABLE_PIC )
endif()
endif()
-if( EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/clang/CMakeLists.txt )
+set(LLVM_CLANG_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/clang" CACHE PATH "Path to Clang source directory")
+
+if (NOT ${LLVM_CLANG_SOURCE_DIR} STREQUAL ""
+ AND EXISTS ${LLVM_CLANG_SOURCE_DIR}/CMakeLists.txt)
option(LLVM_BUILD_CLANG "Whether to build Clang as part of LLVM" ON)
if (${LLVM_BUILD_CLANG})
add_subdirectory( ${CMAKE_CURRENT_SOURCE_DIR}/clang )
endif()
-endif( EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/clang/CMakeLists.txt )
+endif ()
set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} PARENT_SCOPE)
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