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_CPPFLAGS="-I${with_boost}/include"
  32             BOOST_LIB="-L${with_boost}/lib"
  33         fi
  34         if test "${with_boost}" = "no"; then
  35             AC_MSG_RESULT([disabled])
  36         else
  37             CPPFLAGS="${CPPFLAGS} ${BOOST_CPPFLAGS}"
  38             LIBS="${LIBS} ${BOOST_LIB}"
  39             AC_LANG_CONFTEST(
  40                [AC_LANG_SOURCE([[
  41 #include <boost/version.hpp>
  42 version_is:BOOST_VERSION
  43 ]])])
  44             BOOST_GOT_VERSION=`(eval "$ac_cpp conftest.$ac_ext") 2>&AS_MESSAGE_LOG_FD | $EGREP version_is 2>/dev/null | cut -d ":" -f2`
  45             if test $BOOST_GOT_VERSION = "BOOST_VERSION"; then
  46                 AC_MSG_RESULT([no])
  47                 AC_MSG_ERROR([Boost development libraries required])
  48             fi
  49             AC_MSG_RESULT([yes ($BOOST_GOT_VERSION)])
  50             if test $BOOST_GOT_VERSION -lt $BOOST_REQ_VERSION; then
  51                 AC_MSG_ERROR([Boost version $BOOST_REQ_VERSION required])
  52             fi
  53             for c in $1; do
  54                 case $c in
  55                     thread)
  56                         AC_MSG_CHECKING([Boost threads])
  57                         AC_SUBST([BOOST_THREAD_LIB])
  58                         saveLIBS="${LIBS}"
  59                         BOOST_THREAD_LIB=""
  60                         for l in boost_thread-mt boost_thread; do
  61                             LIBS="${saveLIBS} -l${l}"
  62                         AC_LINK_IFELSE([AC_LANG_PROGRAM([[
  63 #include <boost/version.hpp>
  64 #include <boost/thread/thread.hpp>
  65 ]],[[
  66 int x = BOOST_VERSION;
  67 ]])],[
  68                             BOOST_THREAD_LIB="-l${l}"
  69                             break],[])
  70                         done
  71                         if test "${BOOST_THREAD_LIB}"; then
  72                             AC_MSG_RESULT([yes])
  73                         else
  74                             AC_MSG_RESULT([no])
  75                         fi
  76                         ;;
  77                     test)
  78                         AC_MSG_CHECKING([Boost unit test framework])
  79                         saveLIBS="${LIBS}"
  80                         AC_SUBST([BOOST_TEST_LIB])
  81                         BOOST_TEST_LIB=""
  82                         for l in boost_unit_test_framework-mt boost_unit_test_framework; do
  83                             LIBS="${saveLIBS} -l${l}"
  84                             AC_LINK_IFELSE([AC_LANG_PROGRAM([[
  85 #define BOOST_TEST_DYN_LINK
  86 #define BOOST_AUTO_TEST_MAIN
  87 #include <boost/test/auto_unit_test.hpp>
  88 BOOST_AUTO_TEST_CASE( t )
  89 {
  90     BOOST_CHECK(1);
  91 }
  92 ]],[[
  93 ]])],[
  94                               BOOST_TEST_LIB="-l${l}"
  95                               break
  96 ],[])
  97                         done
  98                         if test "${BOOST_TEST_LIB}"; then
  99                             AC_MSG_RESULT([yes])
 100                         else
 101                             AC_MSG_RESULT([no])
 102                         fi
 103                         LIBS="${saveLIBS}"
 104                         ;;
 105                 esac
 106             done
 107         fi
 108         CPPFLAGS="$oldCPPFLAGS"
 109         LIBS="$oldLIBS"
 110         AC_LANG_POP([C++])
 111     ])
 112
 113