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-rw-r--r--cmake/External/glog.cmake56
1 files changed, 56 insertions, 0 deletions
diff --git a/cmake/External/glog.cmake b/cmake/External/glog.cmake
new file mode 100644
index 0000000..02b39dd
--- /dev/null
+++ b/cmake/External/glog.cmake
@@ -0,0 +1,56 @@
+# glog depends on gflags
+include("cmake/External/gflags.cmake")
+
+if (NOT __GLOG_INCLUDED)
+ set(__GLOG_INCLUDED TRUE)
+
+ # try the system-wide glog first
+ find_package(Glog)
+ if (GLOG_FOUND)
+ set(GLOG_EXTERNAL FALSE)
+ else()
+ # fetch and build glog from github
+
+ # build directory
+ set(glog_PREFIX ${CMAKE_BINARY_DIR}/external/glog-prefix)
+ # install directory
+ set(glog_INSTALL ${CMAKE_BINARY_DIR}/external/glog-install)
+
+ # we build glog statically, but want to link it into the caffe shared library
+ # this requires position-independent code
+ if (UNIX)
+ set(GLOG_EXTRA_COMPILER_FLAGS "-fPIC")
+ endif()
+
+ set(GLOG_CXX_FLAGS ${CMAKE_CXX_FLAGS} ${GLOG_EXTRA_COMPILER_FLAGS})
+ set(GLOG_C_FLAGS ${CMAKE_C_FLAGS} ${GLOG_EXTRA_COMPILER_FLAGS})
+
+ # depend on gflags if we're also building it
+ if (GFLAGS_EXTERNAL)
+ set(GLOG_DEPENDS gflags)
+ endif()
+
+ ExternalProject_Add(glog
+ DEPENDS ${GLOG_DEPENDS}
+ PREFIX ${glog_PREFIX}
+ GIT_REPOSITORY "https://github.com/google/glog"
+ GIT_TAG "v0.3.4"
+ UPDATE_COMMAND ""
+ INSTALL_DIR ${gflags_INSTALL}
+ CONFIGURE_COMMAND env "CFLAGS=${GLOG_C_FLAGS}" "CXXFLAGS=${GLOG_CXX_FLAGS}" ${glog_PREFIX}/src/glog/configure --prefix=${glog_INSTALL} --enable-shared=no --enable-static=yes --with-gflags=${GFLAGS_LIBRARY_DIRS}/..
+ LOG_DOWNLOAD 1
+ LOG_CONFIGURE 1
+ LOG_INSTALL 1
+ )
+
+ set(GLOG_FOUND TRUE)
+ set(GLOG_INCLUDE_DIRS ${glog_INSTALL}/include)
+ set(GLOG_LIBRARIES ${GFLAGS_LIBRARIES} ${glog_INSTALL}/lib/libglog.a)
+ set(GLOG_LIBRARY_DIRS ${glog_INSTALL}/lib)
+ set(GLOG_EXTERNAL TRUE)
+
+ list(APPEND external_project_dependencies glog)
+ endif()
+
+endif()
+