| 1 | # - Try to find libmodbus | 
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| 2 | # Once done this will define | 
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| 3 | # | 
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| 4 | #  MODBUS_FOUND - system has MODBUS | 
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| 5 | #  MODBUS_INCLUDE_DIR - the MODBUS include directory | 
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| 6 | #  MODBUS_LIBRARIES - Link these to use MODBUS | 
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| 7 |  | 
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| 8 | # Copyright (c) 2006, Jasem Mutlaq <mutlaqja@ikarustech.com> | 
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| 9 | # Based on FindLibfacile by Carsten Niehaus, <cniehaus@gmx.de> | 
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| 10 | # | 
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| 11 | # Redistribution and use is allowed according to the terms of the BSD license. | 
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| 12 | # For details see the accompanying COPYING-CMAKE-SCRIPTS file. | 
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| 13 |  | 
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| 14 | if (MODBUS_INCLUDE_DIR AND MODBUS_LIBRARIES) | 
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| 15 |  | 
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| 16 | # in cache already | 
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| 17 | set(MODBUS_FOUND TRUE) | 
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| 18 | message(STATUS "Found libmodbus: ${MODBUS_LIBRARIES}") | 
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| 19 |  | 
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| 20 | else (MODBUS_INCLUDE_DIR AND MODBUS_LIBRARIES) | 
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| 21 |  | 
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| 22 | find_path(MODBUS_INCLUDE_DIR modbus.h | 
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| 23 | PATH_SUFFIXES modbus | 
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| 24 | ${_obIncDir} | 
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| 25 | ${GNUWIN32_DIR}/include | 
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| 26 | ) | 
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| 27 |  | 
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| 28 | find_library(MODBUS_LIBRARIES NAMES modbus | 
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| 29 | PATHS | 
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| 30 | ${_obLinkDir} | 
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| 31 | ${GNUWIN32_DIR}/lib | 
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| 32 | ) | 
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| 33 |  | 
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| 34 | set(CMAKE_REQUIRED_INCLUDES ${MODBUS_INCLUDE_DIR}) | 
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| 35 | set(CMAKE_REQUIRED_LIBRARIES ${MODBUS_LIBRARIES}) | 
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| 36 |  | 
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| 37 | if(MODBUS_INCLUDE_DIR AND MODBUS_LIBRARIES) | 
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| 38 | set(MODBUS_FOUND TRUE) | 
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| 39 | else (MODBUS_INCLUDE_DIR AND MODBUS_LIBRARIES) | 
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| 40 | set(MODBUS_FOUND FALSE) | 
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| 41 | endif(MODBUS_INCLUDE_DIR AND MODBUS_LIBRARIES) | 
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| 42 |  | 
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| 43 | if (MODBUS_FOUND) | 
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| 44 | if (NOT MODBUS_FIND_QUIETLY) | 
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| 45 | message(STATUS "Found libmodbus: ${MODBUS_LIBRARIES}") | 
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| 46 | endif (NOT MODBUS_FIND_QUIETLY) | 
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| 47 | else (MODBUS_FOUND) | 
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| 48 | if (MODBUS_FIND_REQUIRED) | 
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| 49 | message(FATAL_ERROR "libmodbus not found. Please install libmodbus-devel. https://launchpad.net/libmodbus/") | 
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| 50 | endif (MODBUS_FIND_REQUIRED) | 
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| 51 | endif (MODBUS_FOUND) | 
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| 52 |  | 
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| 53 | mark_as_advanced(MODBUS_INCLUDE_DIR MODBUS_LIBRARIES) | 
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| 54 |  | 
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| 55 | endif (MODBUS_INCLUDE_DIR AND MODBUS_LIBRARIES) | 
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| 56 |  | 
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