boost.m4

   1 # configure for Boost libs
   2 #
   3 # ID_BOOST([components],[libs])
   4 #
   5 # Sets the following variables:
   6 #
   7 #   BOOST_CPPFLAGS
   8 #   BOOST_LIB
   9 # If components include "thread":
  10 #   BOOST_THREAD_LIB
  11 # If components include "test":
  12 #   BOOST_TEST_LIB
  13
  14 AC_DEFUN([ID_BOOST],
  15     [
  16         AC_SUBST([BOOST_CPPFLAGS])
  17         AC_SUBST([BOOST_LIB])
  18
  19         AC_MSG_CHECKING([for Boost])
  20         AC_LANG_PUSH([C++])
  21         oldCPPFLAGS="$CPPFLAGS"
  22         oldLIBS="$LIBS"
  23         BOOST_REQ_VERSION=`echo "$2" | awk 'BEGIN { FS = "."; } { printf "%d", ([$]1 * 1000 + [$]2) * 100 + [$]3;}'`
  24         CPPFLAGS="$CPPFLAGS -DBOOST_REQ_VERSION=${BOOST_REQ_VERSION}"
  25
  26         AC_ARG_WITH([boost],[[  --with-boost=DIR  use Boost in prefix DIR]])
  27         if test "$with_boost" = "yes" -o -z "$with_boost"; then
  28             BOOST_CPPFLAGS=""
  29             BOOST_LIB=""
  30         else
  31             BOOST_LIB="-L${with_boost}/lib"
  32             BOOST_CPPFLAGS="-I${with_boost}/include"
  33             if test ! -f "${with_boost}/include/version.hpp"; then
  34                 for b in ${with_boost}/include/boost-*; do
  35                     BOOST_CPPFLAGS="-I$b"
  36                 done
  37             fi
  38         fi
  39         if test "${with_boost}" = "no"; then
  40             AC_MSG_RESULT([disabled])
  41         else
  42             CPPFLAGS="${CPPFLAGS} ${BOOST_CPPFLAGS}"
  43             LIBS="${LIBS} ${BOOST_LIB}"
  44             AC_LANG_CONFTEST(
  45                [AC_LANG_SOURCE([[
  46 #include <boost/version.hpp>
  47 version_is:BOOST_VERSION
  48 ]])])
  49             BOOST_GOT_VERSION=`(eval "$ac_cpp conftest.$ac_ext") 2>&AS_MESSAGE_LOG_FD | $EGREP version_is 2>/dev/null | cut -d ":" -f2`
  50             if test "$BOOST_GOT_VERSION" = "BOOST_VERSION"; then
  51                 AC_MSG_RESULT([no])
  52                 AC_MSG_ERROR([Boost development libraries required])
  53             fi
  54             AC_MSG_RESULT([yes ($BOOST_GOT_VERSION)])
  55             if test "$BOOST_GOT_VERSION" -lt $BOOST_REQ_VERSION; then
  56                 AC_MSG_ERROR([Boost version $BOOST_REQ_VERSION required])
  57             fi
  58             for c in $1; do
  59                 case $c in
  60                     thread)
  61                         AC_MSG_CHECKING([Boost threads])
  62                         AC_SUBST([BOOST_THREAD_LIB])
  63                         saveLIBS="${LIBS}"
  64                         BOOST_THREAD_LIB=""
  65                         for l in boost_thread-mt boost_thread; do
  66                             LIBS="${saveLIBS} -l${l}"
  67                         AC_LINK_IFELSE([AC_LANG_PROGRAM([[
  68 #include <boost/version.hpp>
  69 #include <boost/thread/thread.hpp>
  70 ]],[[
  71 int x = BOOST_VERSION;
  72 ]])],[
  73                             BOOST_THREAD_LIB="-l${l}"
  74                             break],[])
  75                         done
  76                         if test "${BOOST_THREAD_LIB}"; then
  77                             AC_MSG_RESULT([yes])
  78                         else
  79                             AC_MSG_RESULT([no])
  80                         fi
  81                         ;;
  82                     test)
  83                         AC_MSG_CHECKING([Boost unit test framework])
  84                         saveLIBS="${LIBS}"
  85                         AC_SUBST([BOOST_TEST_LIB])
  86                         BOOST_TEST_LIB=""
  87                         for l in boost_unit_test_framework-mt boost_unit_test_framework; do
  88                             LIBS="${saveLIBS} -l${l}"
  89                             AC_LINK_IFELSE([AC_LANG_SOURCE([[
  90 #define BOOST_TEST_DYN_LINK
  91 #define BOOST_AUTO_TEST_MAIN
  92 #include <boost/test/auto_unit_test.hpp>
  93 BOOST_AUTO_TEST_CASE( t )
  94 {
  95     BOOST_CHECK(1);
  96 }
  97 ]])],[
  98                               BOOST_TEST_LIB="-l${l}"
  99                               break
 100 ],[])
 101                         done
 102                         if test "${BOOST_TEST_LIB}"; then
 103                             AC_MSG_RESULT([yes])
 104                         else
 105                             AC_MSG_RESULT([no])
 106                         fi
 107                         LIBS="${saveLIBS}"
 108                         ;;
 109                 esac
 110             done
 111         fi
 112         CPPFLAGS="$oldCPPFLAGS"
 113         LIBS="$oldLIBS"
 114         AC_LANG_POP([C++])
 115     ])
 116
 117 dnl Local Variables:
 118 dnl mode:shell-script
 119 dnl sh-indentation: 2
 120 dnl sh-basic-offset: 4
 121 dnl End: