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build/cmake: Coalesce in-tree sanity checks.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143730 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2011-11-04 19:04:39 +00:00
parent 275f686e3b
commit a0c8d2d007
1 changed files with 22 additions and 18 deletions
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40
CMakeLists.txt
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@ -27,6 +27,11 @@ set(PACKAGE_NAME llvm)
set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu")
# Sanity check our source directory to make sure that we are not trying to
# generate an in-tree build (unless on MSVC_IDE, where it is ok), and to make
# sure that we don't have any stray generated files lying around in the tree
# (which would end up getting picked up by header search, instead of the correct
# versions).
if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE )
message(FATAL_ERROR "In-source builds are not allowed.
CMake would overwrite the makefiles distributed with LLVM.
@ -35,6 +40,23 @@ to this source directory as the last argument.
This process created the file `CMakeCache.txt' and the directory `CMakeFiles'.
Please delete them.")
endif()
if( NOT CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR )
file(GLOB_RECURSE
tablegenned_files_on_include_dir
"${CMAKE_CURRENT_SOURCE_DIR}/include/llvm/*.gen")
file(GLOB_RECURSE
tablegenned_files_on_lib_dir
"${CMAKE_CURRENT_SOURCE_DIR}/lib/Target/*.inc")
if( tablegenned_files_on_include_dir OR tablegenned_files_on_lib_dir)
message(FATAL_ERROR "Apparently there is a previous in-source build,
probably as the result of running `configure' and `make' on
${CMAKE_CURRENT_SOURCE_DIR}.
This may cause problems. The suspicious files are:
${tablegenned_files_on_lib_dir}
${tablegenned_files_on_include_dir}
Please clean the source directory.")
endif()
endif()
string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
@ -45,24 +67,6 @@ set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
if( NOT CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR )
file(GLOB_RECURSE
tablegenned_files_on_include_dir
"${LLVM_MAIN_SRC_DIR}/include/llvm/*.gen")
file(GLOB_RECURSE
tablegenned_files_on_lib_dir
"${LLVM_MAIN_SRC_DIR}/lib/Target/*.inc")
if( tablegenned_files_on_include_dir OR tablegenned_files_on_lib_dir)
message(FATAL_ERROR "Apparently there is a previous in-source build,
probably as the result of running `configure' and `make' on
${LLVM_MAIN_SRC_DIR}.
This may cause problems. The suspicious files are:
${tablegenned_files_on_lib_dir}
${tablegenned_files_on_include_dir}
Please clean the source directory.")
endif()
endif()
set(LLVM_ALL_TARGETS
ARM
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