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| author | Oscar Fuentes <ofv@wanadoo.es> | 2008-11-14 03:43:18 +0000 |
|---|---|---|
| committer | Oscar Fuentes <ofv@wanadoo.es> | 2008-11-14 03:43:18 +0000 |
| commit | 6326a0d5090110c334a3a554bfb10b37a6fe4709 (patch) | |
| tree | 0552ab2f0a81a0d4557f403c0a0b0d183105b2da | |
| parent | c663beecdb6d87409ac4891c1a8febdf12013ad2 (diff) | |
CMake: Disallow in-source builds except when building with the Visual
Studio IDE. CMake would overwrite the makefiles distributed with LLVM.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59292 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | CMakeLists.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 15dcf7fa2b..f3c89f1938 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -5,6 +5,15 @@ set(PACKAGE_NAME llvm) set(PACKAGE_VERSION svn) set(PACKAGE_BUGREPORT "llvmbugs@cs.uiuc.edu") +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. +Please create a directory and run cmake from there, passing the path +to this source directory as the last argument. +This process created the file `CMakeCache.txt' and the directory `CMakeFiles'. +Please delete them.") +endif() + include(FindPerl) set(LLVM_MAIN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR}) |