1 files changed, 50 insertions, 0 deletions
diff --git a/cmake/Modules/FindGFlags.cmake b/cmake/Modules/FindGFlags.cmake
new file mode 100644
index 00000000..146e8455
--- /dev/null
+++ b/cmake/Modules/FindGFlags.cmake
@@ -0,0 +1,50 @@
+# - Try to find GFLAGS
+#
+# The following variables are optionally searched for defaults
+#  GFLAGS_ROOT_DIR:            Base directory where all GFLAGS components are found
+#
+# The following are set after configuration is done:
+#  GFLAGS_FOUND
+#  GFLAGS_INCLUDE_DIRS
+#  GFLAGS_LIBRARIES
+#  GFLAGS_LIBRARYRARY_DIRS
+
+include(FindPackageHandleStandardArgs)
+
+set(GFLAGS_ROOT_DIR "" CACHE PATH "Folder contains Gflags")
+
+# We are testing only a couple of files in the include directories
+if(WIN32)
+    find_path(GFLAGS_INCLUDE_DIR gflags/gflags.h
+        PATHS ${GFLAGS_ROOT_DIR}/src/windows)
+else()
+    find_path(GFLAGS_INCLUDE_DIR gflags/gflags.h
+        PATHS ${GFLAGS_ROOT_DIR})
+endif()
+
+if(MSVC)
+    find_library(GFLAGS_LIBRARY_RELEASE
+        NAMES libgflags
+        PATHS ${GFLAGS_ROOT_DIR}
+        PATH_SUFFIXES Release)
+
+    find_library(GFLAGS_LIBRARY_DEBUG
+        NAMES libgflags-debug
+        PATHS ${GFLAGS_ROOT_DIR}
+        PATH_SUFFIXES Debug)
+
+    set(GFLAGS_LIBRARY optimized ${GFLAGS_LIBRARY_RELEASE} debug ${GFLAGS_LIBRARY_DEBUG})
+else()
+    find_library(GFLAGS_LIBRARY gflags)
+endif()
+
+find_package_handle_standard_args(GFLAGS DEFAULT_MSG GFLAGS_INCLUDE_DIR GFLAGS_LIBRARY)
+
+
+if(GFLAGS_FOUND)
+    set(GFLAGS_INCLUDE_DIRS ${GFLAGS_INCLUDE_DIR})
+    set(GFLAGS_LIBRARIES ${GFLAGS_LIBRARY})
+    message(STATUS "Found gflags  (include: ${GFLAGS_INCLUDE_DIR}, library: ${GFLAGS_LIBRARY})")
+    mark_as_advanced(GFLAGS_LIBRARY_DEBUG GFLAGS_LIBRARY_RELEASE
+                     GFLAGS_LIBRARY GFLAGS_INCLUDE_DIR GFLAGS_ROOT_DIR)
+endif()