/indra/cmake/FindJsonCpp.cmake

# -*- cmake -*-

# - Find JSONCpp
# Find the JSONCpp includes and library
# This module defines
#  JSONCPP_INCLUDE_DIR, where to find json.h, etc.
#  JSONCPP_LIBRARIES, the libraries needed to use jsoncpp.
#  JSONCPP_FOUND, If false, do not try to use jsoncpp.
#  also defined, but not for general use are
#  JSONCPP_LIBRARY, where to find the jsoncpp library.

FIND_PATH(JSONCPP_INCLUDE_DIR jsoncpp/json.h
/usr/local/include
/usr/include
)

# Get the GCC compiler version
EXEC_PROGRAM(${CMAKE_CXX_COMPILER}
            ARGS ${CMAKE_CXX_COMPILER_ARG1} -dumpversion
            OUTPUT_VARIABLE _gcc_COMPILER_VERSION
            OUTPUT_STRIP_TRAILING_WHITESPACE
            )

# Try to find a library that was compiled with the same compiler version as we currently use.
SET(JSONCPP_NAMES ${JSONCPP_NAMES} libjson_linux-gcc-${_gcc_COMPILER_VERSION}_libmt.so)
IF (STANDALONE)
    # On standalone, assume that the system installed library was compiled with the used compiler.
    SET(JSONCPP_NAMES ${JSONCPP_NAMES} libjson.so)
ENDIF (STANDALONE)
FIND_LIBRARY(JSONCPP_LIBRARY
  NAMES ${JSONCPP_NAMES}
  PATHS /usr/lib /usr/local/lib
  )

IF (JSONCPP_LIBRARY AND JSONCPP_INCLUDE_DIR)
    SET(JSONCPP_LIBRARIES ${JSONCPP_LIBRARY})
    SET(JSONCPP_FOUND "YES")
ELSE (JSONCPP_LIBRARY AND JSONCPP_INCLUDE_DIR)
  SET(JSONCPP_FOUND "NO")
ENDIF (JSONCPP_LIBRARY AND JSONCPP_INCLUDE_DIR)


IF (JSONCPP_FOUND)
   IF (NOT JSONCPP_FIND_QUIETLY)
      MESSAGE(STATUS "Found JSONCpp: ${JSONCPP_LIBRARIES}")
   ENDIF (NOT JSONCPP_FIND_QUIETLY)
ELSE (JSONCPP_FOUND)
   IF (JSONCPP_FIND_REQUIRED)
      MESSAGE(FATAL_ERROR "Could not find JSONCpp library")
   ENDIF (JSONCPP_FIND_REQUIRED)
ENDIF (JSONCPP_FOUND)

# Deprecated declarations.
SET (NATIVE_JSONCPP_INCLUDE_PATH ${JSONCPP_INCLUDE_DIR} )
GET_FILENAME_COMPONENT (NATIVE_JSONCPP_LIB_PATH ${JSONCPP_LIBRARY} PATH)

MARK_AS_ADVANCED(
  JSONCPP_LIBRARY
  JSONCPP_INCLUDE_DIR
  )