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annotate Resources/CMake/LibIconvConfiguration.cmake @ 2735:d43c669cc93d

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 13 Jul 2018 15:47:33 +0200
parents a29ffb73f6fd
children 0c2a8d5e0097
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 if (NOT ENABLE_LOCALE)
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2 message("Support for locales is disabled")
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3
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4 elseif (NOT USE_BOOST_ICONV)
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5 message("Not using libiconv")
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6
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7 else()
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8 message("Using libiconv")
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9
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10 if (STATIC_BUILD OR NOT USE_SYSTEM_LIBICONV)
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11 set(LIBICONV_SOURCES_DIR ${CMAKE_BINARY_DIR}/libiconv-1.15)
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12 set(LIBICONV_URL "http://www.orthanc-server.com/downloads/third-party/libiconv-1.15.tar.gz")
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13 set(LIBICONV_MD5 "ace8b5f2db42f7b3b3057585e80d9808")
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14
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15 DownloadPackage(${LIBICONV_MD5} ${LIBICONV_URL} "${LIBICONV_SOURCES_DIR}")
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16
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17 # Disable the support of libiconv that is shipped by default with
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18 # the C standard library on Linux. Setting this macro redirects
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19 # calls from "iconv*()" to "libiconv*()" by defining macros in the
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20 # C headers of "libiconv-1.15".
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21 add_definitions(-DLIBICONV_PLUG=1)
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22
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23 # https://groups.google.com/d/msg/android-ndk/AS1nkxnk6m4/EQm09hD1tigJ
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24 add_definitions(
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25 -DBUILDING_LIBICONV=1
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26 -DIN_LIBRARY=1
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27 -DLIBDIR=""
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28 -DICONV_CONST=
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29 )
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30
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31 configure_file(
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32 ${LIBICONV_SOURCES_DIR}/srclib/localcharset.h
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33 ${LIBICONV_SOURCES_DIR}/include
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34 COPYONLY)
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35
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36 set(HAVE_VISIBILITY 0)
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37 set(ICONV_CONST ${ICONV_CONST})
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38 set(USE_MBSTATE_T 1)
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39 set(BROKEN_WCHAR_H 0)
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40 set(EILSEQ)
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41 set(HAVE_WCHAR_T 1)
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42 configure_file(
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43 ${LIBICONV_SOURCES_DIR}/include/iconv.h.build.in
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44 ${LIBICONV_SOURCES_DIR}/include/iconv.h
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45 )
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46 unset(HAVE_VISIBILITY)
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47 unset(ICONV_CONST)
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48 unset(USE_MBSTATE_T)
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49 unset(BROKEN_WCHAR_H)
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50 unset(EILSEQ)
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51 unset(HAVE_WCHAR_T)
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52
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53 if (NOT EXISTS ${LIBICONV_SOURCES_DIR}/include/config.h)
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54 # Create an empty "config.h" for libiconv
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55 file(WRITE ${LIBICONV_SOURCES_DIR}/include/config.h "")
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56 endif()
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57
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58 include_directories(
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59 ${LIBICONV_SOURCES_DIR}/include
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60 )
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61
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62 set(LIBICONV_SOURCES
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63 ${LIBICONV_SOURCES_DIR}/lib/iconv.c
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64 ${LIBICONV_SOURCES_DIR}/lib/relocatable.c
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65 ${LIBICONV_SOURCES_DIR}/libcharset/lib/localcharset.c
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66 ${LIBICONV_SOURCES_DIR}/libcharset/lib/relocatable.c
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67 )
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69 source_group(ThirdParty\\libiconv REGULAR_EXPRESSION ${LIBICONV_SOURCES_DIR}/.*)
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71 if (CMAKE_SYSTEM_NAME STREQUAL "Windows")
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72 add_definitions(-DHAVE_WORKING_O_NOFOLLOW=0)
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73 else()
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74 add_definitions(-DHAVE_WORKING_O_NOFOLLOW=1)
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75 endif()
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76
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77 else()
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78 CHECK_INCLUDE_FILE_CXX(iconv.h HAVE_ICONV_H)
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79 if (NOT HAVE_ICONV_H)
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80 message(FATAL_ERROR "Please install the libiconv-dev package")
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81 endif()
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82
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83 # Check whether the support for libiconv is bundled within the
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84 # standard C library
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85 CHECK_FUNCTION_EXISTS(iconv_open HAVE_ICONV_LIB)
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86 if (NOT HAVE_ICONV_LIB)
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87 # No builtin support for libiconv, try and find an external library.
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88 # Open question: Does this make sense on any platform?
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89 CHECK_LIBRARY_EXISTS(iconv iconv_open "" HAVE_ICONV_LIB_2)
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90 if (NOT HAVE_ICONV_LIB_2)
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91 message(FATAL_ERROR "Please install the libiconv-dev package")
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92 else()
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93 link_libraries(iconv)
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94 endif()
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95 endif()
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96
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97 endif()
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98 endif()