configure.ac

   1 # Autojunk script for libdbus-c++
   2
   3 AC_PREREQ(2.59)
   4 AC_INIT([libdbus-c++], 0.5.0, [shackan@gmail.com])
   5
   6 AM_INIT_AUTOMAKE(AC_PACKAGE_NAME, AC_PACKAGE_VERSION)
   7 AM_CONFIG_HEADER([config.h])
   8
   9 AC_CANONICAL_HOST
  10
  11 AC_SUBST(PACKAGE_VERSION)
  12
  13
  14 # Set configuration options
  15
  16 AC_ARG_ENABLE(debug,
  17         AS_HELP_STRING([--enable-debug],
  18                 [enable debugging support]),
  19         [enable_debug=$enableval],
  20         [enable_debug=no]
  21 )
  22
  23 AC_ARG_ENABLE(glib,
  24         AS_HELP_STRING([--enable-glib],
  25                 [enable glib integration]),
  26         [enable_glib=$enableval],
  27         [enable_glib=no]
  28 )
  29
  30 AC_ARG_ENABLE(doxygen-docs,
  31         AS_HELP_STRING([--enable-doxygen-docs],
  32                 [build DOXYGEN documentation (requires Doxygen)]),
  33         [enable_doxygen_docs=$enableval],
  34         [enable_doxygen_docs=no]
  35 )
  36
  37 # Check for programs
  38
  39 AC_LANG_CPLUSPLUS
  40
  41 AC_PROG_CC
  42 AC_PROG_CXX
  43
  44 CXX_FOR_BUILD=${CXX_FOR_BUILD-${CXX}}
  45 AC_SUBST(CXX_FOR_BUILD)
  46
  47 AM_PROG_LIBTOOL
  48
  49 PKG_PROG_PKG_CONFIG
  50
  51
  52 AC_MSG_CHECKING([whether $CXX supports symbol visibility])
  53
  54 vtest=`$CXX --help --verbose 2>&1 | grep fvisibility`
  55
  56 if test -n "$vtest"; then
  57         AC_MSG_RESULT(yes)
  58
  59         AC_DEFINE(GCC_HASCLASSVISIBILITY, 1, [to enable hidden symbols])
  60         CXXFLAGS="-fvisibility=hidden"
  61 else
  62         AC_MSG_RESULT(no)
  63 fi
  64
  65
  66 # Check for dependencies
  67
  68 DBUS_REQUIRED_VERSION=0.60
  69 PKG_CHECK_MODULES(dbus, [dbus-1 >= $DBUS_REQUIRED_VERSION],,
  70         AC_MSG_ERROR([You need the DBus libraries (version 0.6 or better)]
  71         [http://www.freedesktop.org/wiki/Software_2fdbus])
  72 )
  73 AC_SUBST(dbus_CFLAGS)
  74 AC_SUBST(dbus_LIBS)
  75
  76 DBUS_API_STABLE_VERSION=1.0.0
  77 PKG_CHECK_EXISTS([dbus-1 < $DBUS_API_STABLE_VERSION],
  78         [AC_DEFINE(DBUS_API_SUBJECT_TO_CHANGE, , [unstable DBus])]
  79 )
  80
  81 DBUS_THREADS_INIT_DEFAULT_VERSION=0.93
  82 PKG_CHECK_EXISTS([dbus-1 >= $DBUS_THREADS_INIT_DEFAULT_VERSION],
  83         [AC_DEFINE(DBUS_HAS_THREADS_INIT_DEFAULT, , [dbus_threads_init_default (needs DBus >= 0.93)])]
  84 )
  85
  86 DBUS_RECURSIVE_MUTEX_VERSION=0.95
  87 PKG_CHECK_EXISTS([dbus-1 >= $DBUS_RECURSIVE_MUTEX_VERSION],
  88         [AC_DEFINE(DBUS_HAS_RECURSIVE_MUTEX, , [DBus supports recursive mutexes (needs DBus >= 0.95)])]
  89 )
  90
  91
  92 if test "$enable_glib" = "yes" ; then
  93 PKG_CHECK_MODULES([glib], glib-2.0)
  94 AC_SUBST(glib_CFLAGS)
  95 AC_SUBST(glib_LIBS)
  96 AM_CONDITIONAL(ENABLE_GLIB, test 1 = 1)
  97 PKG_CHECK_MODULES([gtkmm], gtkmm-2.4,
  98         AM_CONDITIONAL(HAVE_GTKMM, test 1 = 1),
  99         AM_CONDITIONAL(HAVE_GTKMM, test 0 = 1)
 100 )
 101 AC_SUBST(gtkmm_CFLAGS)
 102 AC_SUBST(gtkmm_LIBS)
 103 else
 104 AM_CONDITIONAL(ENABLE_GLIB, test 0 = 1)
 105 AM_CONDITIONAL(HAVE_GTKMM, test 0 = 1)
 106 fi
 107
 108 AC_CHECK_LIB([expat], XML_ParserCreate_MM,
 109         [AC_CHECK_HEADERS(expat.h, have_expat=true, have_expat=false)],
 110         have_expat=false)
 111
 112 if ! $have_expat; then
 113         AC_MSG_ERROR([You need the eXpat xml parser]
 114                 [http://expat.sourceforge.net/])
 115 fi
 116
 117 xml_CFLAGS=
 118 xml_LIBS=-lexpat
 119
 120 AC_SUBST(xml_CFLAGS)
 121 AC_SUBST(xml_LIBS)
 122
 123 AC_CHECK_LIB([pthread], pthread_create,
 124         [AC_CHECK_HEADERS(pthread.h, have_pthread=true, have_pthread=false)],
 125         have_pthread=false)
 126
 127 if test "$have_pthread" = "false"; then
 128         AC_MSG_ERROR([You need the POSIX Thread library (pthreads)])
 129 fi
 130
 131 if test "$enable_debug" = "yes" ; then
 132         CXXFLAGS="$CXXFLAGS -Wall -ggdb -O0"
 133         AC_DEFINE(DEBUG, 1, [Define to enable debug build])
 134 else
 135         CXXFLAGS="$CXXFLAGS -Wall -O3"
 136 fi
 137
 138 # Doxygen Documentation
 139
 140 AC_PATH_PROG(DOXYGEN, doxygen, no)
 141
 142 AC_MSG_CHECKING([whether to build Doxygen documentation])
 143
 144 if test "$DOXYGEN" = "no" ; then
 145         have_doxygen=no
 146 else
 147         have_doxygen=yes
 148 fi
 149
 150 if test "$enable_doxygen_docs" = "auto" ; then
 151         enable_doxygen_docs=no
 152
 153         AC_MSG_RESULT(no)
 154 fi
 155
 156 if test "$enable_doxygen_docs" = "yes" ; then
 157         if test "$have_doxygen" = "no"; then
 158                 AC_MSG_ERROR([Building Doxygen docs explicitly required, but Doxygen not found])
 159         fi
 160
 161         AC_MSG_RESULT(yes)
 162 fi
 163
 164 AM_CONDITIONAL(DBUS_DOXYGEN_DOCS_ENABLED, test "$enable_doxygen_docs" = "yes")
 165
 166 # For the tools/, we need libdbus-c++ for the "build" architecture as well
 167
 168 AM_CONDITIONAL(CROSS_COMPILING, test "$cross_compiling" = "yes")
 169
 170 AC_ARG_WITH(build-libdbus-cxx,
 171         AS_HELP_STRING([--with-build-libdbus-cxx],
 172         [For cross compilation: path to libdbus-cxx which was compiled for the 'build' system.]),
 173         [ BUILD_LIBDBUS_CXX_DIR=${withval} ],
 174         [ BUILD_LIBDBUS_CXX_DIR="\$(top_builddir)" ]
 175 )
 176 AC_SUBST(BUILD_LIBDBUS_CXX_DIR)
 177
 178 # Save processed files
 179
 180 AC_OUTPUT(
 181         Makefile
 182         src/Makefile
 183         tools/Makefile
 184         data/Makefile
 185         doc/Makefile
 186         doc/Doxyfile
 187         examples/Makefile
 188         examples/properties/Makefile
 189         examples/echo/Makefile
 190         examples/hal/Makefile
 191         examples/glib/Makefile
 192         examples/alarm/Makefile
 193         examples/local/Makefile
 194         dbus-c++-1.pc
 195         dbus-c++-1-uninstalled.pc
 196         libdbus-c++.spec
 197 )