Resurrect the BDB storage support

1 files changed, 49 insertions, 0 deletions

diff --git a/cmake/modules/FindDB.cmake b/cmake/modules/FindDB.cmake
new file mode 100644
index 00000000..5449136d
--- /dev/null
+++ b/cmake/modules/FindDB.cmake
@@ -0,0 +1,49 @@
+# Finds the Berkeley DB Library
+#
+#  DB_FOUND          - True if Berkeley DB found.
+#  DB_INCLUDE_DIR    - Directory to include to get Berkeley DB headers
+#  DB_LIBRARY        - Library to link against for the Berkeley DB
+#
+
+if(DB_INCLUDE_DIR AND DB_LIBRARY)
+  # Already in cache, be silent
+  set(DB_FIND_QUIETLY TRUE)
+endif()
+
+# Look for the header file.
+find_path(
+  DB_INCLUDE_DIR
+  NAMES db.h
+  HINTS /usr/local/opt/db/include
+  DOC "Include directory for the Berkeley DB library"
+)
+mark_as_advanced(DB_INCLUDE_DIR)
+
+# Look for the library.
+find_library(
+  DB_LIBRARY
+  NAMES db
+  HINTS /usr/local/opt/db4/lib
+  DOC "Libraries to link against for the Berkeley DB"
+)
+mark_as_advanced(DB_LIBRARY)
+
+# Copy the results to the output variables.
+if(DB_INCLUDE_DIR AND DB_LIBRARY)
+  set(DB_FOUND 1)
+else()
+  set(DB_FOUND 0)
+endif()
+
+if(DB_FOUND)
+  if(NOT DB_FIND_QUIETLY)
+    message(STATUS "Found Berkeley DB header files in ${DB_INCLUDE_DIR}")
+    message(STATUS "Found Berkeley libraries: ${DB_LIBRARY}")
+  endif()
+else()
+  if(DB_FIND_REQUIRED)
+    message(FATAL_ERROR "Could not find Berkeley DB")
+  else()
+    message(STATUS "Optional package Berkeley DB was not found")
+  endif()
+endif()