From d7f2f9d07b0d61bbe12ab118d4402ef22882ce5b Mon Sep 17 00:00:00 2001 From: Douglas Gregor Date: Thu, 14 Jul 2011 23:42:32 +0000 Subject: [PATCH] Tweak the CMake build so that building a project just containing Clang (and linking to an already-build LLVM) works with Xcode. The resulting Xcode project for Clang is quite a bit smaller and builds/loads faster. llvm-svn: 135216 --- clang/CMakeLists.txt | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/clang/CMakeLists.txt b/clang/CMakeLists.txt index aa89823e76f8..3ad60eaff516 100644 --- a/clang/CMakeLists.txt +++ b/clang/CMakeLists.txt @@ -20,7 +20,11 @@ if( CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR ) endif() if( NOT EXISTS "${CLANG_PATH_TO_LLVM_BUILD}/bin/tblgen${CMAKE_EXECUTABLE_SUFFIX}" ) - message(FATAL_ERROR "Please set CLANG_PATH_TO_LLVM_BUILD to a directory containing a LLVM build.") + # Looking for bin/Debug/tblgen is a complete hack. How can we get + # around this? + if( NOT EXISTS "${CLANG_PATH_TO_LLVM_BUILD}/bin/Debug/tblgen${CMAKE_EXECUTABLE_SUFFIX}" ) + message(FATAL_ERROR "Please set CLANG_PATH_TO_LLVM_BUILD to a directory containing a LLVM build.") + endif() endif() list(APPEND CMAKE_MODULE_PATH "${CLANG_PATH_TO_LLVM_BUILD}/share/llvm/cmake") @@ -42,7 +46,12 @@ if( CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR ) include_directories("${PATH_TO_LLVM_BUILD}/include" "${LLVM_MAIN_INCLUDE_DIR}") link_directories("${PATH_TO_LLVM_BUILD}/lib") - set(LLVM_TABLEGEN_EXE "${PATH_TO_LLVM_BUILD}/bin/tblgen") + if( EXISTS "${CLANG_PATH_TO_LLVM_BUILD}/bin/tblgen${CMAKE_EXECUTABLE_SUFFIX}" ) + set(LLVM_TABLEGEN_EXE "${PATH_TO_LLVM_BUILD}/bin/tblgen") + else() + # FIXME: This is an utter hack. + set(LLVM_TABLEGEN_EXE "${PATH_TO_LLVM_BUILD}/bin/Debug/tblgen") + endif() set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin ) set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib )