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authorNico Weber <nicolasweber@gmx.de>2014-01-07 20:10:39 +0000
committerNico Weber <nicolasweber@gmx.de>2014-01-07 20:10:39 +0000
commit7c81c4a3548915b5b8bd7e4f9b1238f63bd66925 (patch)
treec6957f2c314e1fd236bd51bdb8e34374f1696664 /clang
parent85e6e8717145115bcb6ad67cde29a1f5eb352dab (diff)
downloadbcm5719-llvm-7c81c4a3548915b5b8bd7e4f9b1238f63bd66925.tar.gz
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[cmake] Write Version.inc at cmake time, not at build time.
In SVN checkouts, clang_revision_tag is rerun on every build, even if nothing else is dirty. After this change, Version.inc is only written at cmake time, so that empty builds run 0 build steps (like r191784 apparently did for git). llvm-svn: 198704
Diffstat (limited to 'clang')
-rw-r--r--clang/lib/Basic/CMakeLists.txt21
1 files changed, 7 insertions, 14 deletions
diff --git a/clang/lib/Basic/CMakeLists.txt b/clang/lib/Basic/CMakeLists.txt
index 56c84b87894..43622eb33de 100644
--- a/clang/lib/Basic/CMakeLists.txt
+++ b/clang/lib/Basic/CMakeLists.txt
@@ -32,17 +32,15 @@ if( NOT IS_SYMLINK "${CLANG_SOURCE_DIR}" ) # See PR 8437
find_package(Subversion)
endif()
if (Subversion_FOUND AND EXISTS "${CLANG_SOURCE_DIR}/.svn")
- # Create custom target to generate the Subversion version include.
- add_custom_target(clang_revision_tag ALL
- COMMAND ${CMAKE_COMMAND} -DFIRST_SOURCE_DIR=${LLVM_MAIN_SRC_DIR}
- -DFIRST_REPOSITORY=LLVM_REPOSITORY
- -DSECOND_SOURCE_DIR=${CLANG_SOURCE_DIR}
- -DSECOND_REPOSITORY=SVN_REPOSITORY
- -DHEADER_FILE=${CMAKE_CURRENT_BINARY_DIR}/SVNVersion.inc
- -P ${LLVM_MAIN_SRC_DIR}/cmake/modules/GetSVN.cmake)
+ set(FIRST_SOURCE_DIR ${LLVM_MAIN_SRC_DIR})
+ set(FIRST_REPOSITORY LLVM_REPOSITORY)
+ set(SECOND_SOURCE_DIR ${CLANG_SOURCE_DIR})
+ set(SECOND_REPOSITORY SVN_REPOSITORY)
+ set(HEADER_FILE ${CMAKE_CURRENT_BINARY_DIR}/SVNVersion.inc)
+ include(GetSVN)
# Mark the generated header as being generated.
-message(STATUS "Expecting header to go in ${CMAKE_CURRENT_BINARY_DIR}/SVNVersion.inc")
+ message(STATUS "Expecting header to go in ${CMAKE_CURRENT_BINARY_DIR}/SVNVersion.inc")
set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/SVNVersion.inc
PROPERTIES GENERATED TRUE
HEADER_FILE_ONLY TRUE)
@@ -69,8 +67,3 @@ add_dependencies(clangBasic
ClangDiagnosticSema
ClangDiagnosticSerialization
)
-
-# clangBasic depends on the version.
-if (Subversion_FOUND AND EXISTS "${CLANG_SOURCE_DIR}/.svn")
- add_dependencies(clangBasic clang_revision_tag)
-endif()
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