[llvm] r199594 - [CMake] Add comments in llvm/CMakeLists.txt.

[NAKAMURA Takumi]

Author: chapuni
Date: Sun Jan 19 06:47:26 2014
New Revision: 199594

URL: http://llvm.org/viewvc/llvm-project?rev=199594&view=rev
Log:
[CMake] Add comments in llvm/CMakeLists.txt.

Modified:
    llvm/trunk/CMakeLists.txt

Modified: llvm/trunk/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/CMakeLists.txt?rev=199594&r1=199593&r2=199594&view=diff
==============================================================================
--- llvm/trunk/CMakeLists.txt (original)
+++ llvm/trunk/CMakeLists.txt Sun Jan 19 06:47:26 2014
@@ -92,16 +92,19 @@ endif()
 
 string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
 
-set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
-set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include)
-set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
+# They are used as destination of target generators.
+set(LLVM_RUNTIME_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin)
+set(LLVM_LIBRARY_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib)
+
+# Each of them corresponds to llvm-config's.
+set(LLVM_MAIN_SRC_DIR     ${CMAKE_CURRENT_SOURCE_DIR}  ) # --src-root
+set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include ) # --includedir
+set(LLVM_BINARY_DIR       ${CMAKE_CURRENT_BINARY_DIR}  ) # --prefix
+
 set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
 set(LLVM_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include)
 set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
 
-set(LLVM_RUNTIME_OUTPUT_INTDIR ${LLVM_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin)
-set(LLVM_LIBRARY_OUTPUT_INTDIR ${LLVM_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib)
-
 set(LLVM_ALL_TARGETS
   AArch64
   ARM