monero/external/db_drivers/CMakeLists.txt

# Copyright (c) 2014-2015, The Monero Project
# 
# All rights reserved.
# 
# Redistribution and use in source and binary forms, with or without modification, are
# permitted provided that the following conditions are met:
# 
# 1. Redistributions of source code must retain the above copyright notice, this list of
#    conditions and the following disclaimer.
# 
# 2. Redistributions in binary form must reproduce the above copyright notice, this list
#    of conditions and the following disclaimer in the documentation and/or other
#    materials provided with the distribution.
# 
# 3. Neither the name of the copyright holder nor the names of its contributors may be
#    used to endorse or promote products derived from this software without specific
#    prior written permission.
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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# We aren't even going to check the system for an installed LMDB driver, as it is too
# critical a consensus component to rely on dynamically linked libraries
message(STATUS "Using ${ARCH_WIDTH}-bit LMDB from source tree")
add_subdirectory(liblmdb${ARCH_WIDTH})
set(LMDB_INCLUDE "${CMAKE_CURRENT_SOURCE_DIR}/liblmdb${ARCH_WIDTH}" CACHE STRING "LMDB Include path")

set(LMDB_LIBRARY "lmdb" CACHE STRING "LMDB Library name")

find_package(BerkeleyDB)

if(NOT BERKELEY_DB_LIBRARIES OR STATIC)
  add_subdirectory(libdb)
  message(STATUS "BerkeleyDB not found, building from src tree")

  set(BDB_STATIC true CACHE BOOL "BDB Static flag")
  set(BDB_INCLUDE "${CMAKE_CURRENT_SOURCE_DIR}/libdb" CACHE STRING "BDB include path")
  set(BDB_LIBRARY "db" CACHE STRING "BDB library name")
else()
  message(STATUS "Found BerkeleyDB include (db.h) in ${BERKELEY_DB_INCLUDE_DIR}")
  if(BERKELEY_DB_LIBRARIES)
    message(STATUS "Found BerkeleyDB shared library")
    set(BDB_STATIC false CACHE BOOL "BDB Static flag")
    set(BDB_INCLUDE ${BERKELEY_DB_INCLUDE_DIR} CACHE STRING "BDB include path")
    set(BDB_LIBRARY ${BERKELEY_DB_LIBRARIES} CACHE STRING "BDB library name")
    set(BDB_LIBRARY_DIRS "" CACHE STRING "BDB Library dirs")
  else()
    die("Found BerkeleyDB includes, but could not find BerkeleyDB library. Please make sure you have installed libdb and libdb-dev or the equivalent")
  endif()
endif()