macros/gnome-libgtop-check.m4

   1 dnl
   2 dnl GNOME_LIBGTOP_TYPES
   3 dnl
   4 dnl some typechecks for libgtop.
   5 dnl
   6
   7 AC_DEFUN([GNOME_LIBGTOP_TYPES],
   8 [
   9         AC_CHECK_TYPE(u_int64_t, unsigned long long int)
  10         AC_CHECK_TYPE(int64_t, signed long long int)
  11 ])
  12
  13 dnl
  14 dnl GNOME_LIBGTOP_HOOK (minversion, script-if-libgtop-enabled, failflag)
  15 dnl
  16 dnl if failflag is "fail" then GNOME_LIBGTOP_HOOK will abort if LibGTop
  17 dnl is not found.
  18 dnl
  19
  20 AC_DEFUN([GNOME_LIBGTOP_HOOK],
  21 [
  22         AC_REQUIRE([GNOME_LIBGTOP_TYPES])
  23
  24         AC_SUBST(LIBGTOP_LIBDIR)
  25         AC_SUBST(LIBGTOP_INCLUDEDIR)
  26         AC_SUBST(LIBGTOP_EXTRA_LIBS)
  27         AC_SUBST(LIBGTOP_LIBS)
  28         AC_SUBST(LIBGTOP_INCS)
  29         AC_SUBST(LIBGTOP_NAMES_LIBS)
  30         AC_SUBST(LIBGTOP_NAMES_INCS)
  31         AC_SUBST(LIBGTOP_MAJOR_VERSION)
  32         AC_SUBST(LIBGTOP_MINOR_VERSION)
  33         AC_SUBST(LIBGTOP_MICRO_VERSION)
  34         AC_SUBST(LIBGTOP_VERSION)
  35         AC_SUBST(LIBGTOP_VERSION_CODE)
  36         AC_SUBST(LIBGTOP_SERVER_VERSION)
  37         AC_SUBST(LIBGTOP_INTERFACE_AGE)
  38         AC_SUBST(LIBGTOP_BINARY_AGE)
  39         AC_SUBST(LIBGTOP_BINDIR)
  40         AC_SUBST(LIBGTOP_SERVER)
  41
  42         dnl Get the cflags and libraries from the libgtop-config script
  43         dnl
  44         AC_ARG_WITH(libgtop,
  45         [  --with-libgtop=PFX      Prefix where LIBGTOP is installed (optional)],
  46         libgtop_config_prefix="$withval", libgtop_config_prefix="")
  47         AC_ARG_WITH(libgtop-exec,
  48         [  --with-libgtop-exec=PFX Exec prefix where LIBGTOP is installed (optional)],
  49         libgtop_config_exec_prefix="$withval", libgtop_config_exec_prefix="")
  50
  51         if test x$libgtop_config_exec_prefix != x ; then
  52           libgtop_config_args="$libgtop_config_args --exec-prefix=$libgtop_config_exec_prefix"
  53           if test x${LIBGTOP_CONFIG+set} != xset ; then
  54             LIBGTOP_CONFIG=$libgtop_config_exec_prefix/bin/libgtop-config
  55           fi
  56         fi
  57         if test x$libgtop_config_prefix != x ; then
  58           libgtop_config_args="$libgtop_config_args --prefix=$libgtop_config_prefix"
  59           if test x${LIBGTOP_CONFIG+set} != xset ; then
  60             LIBGTOP_CONFIG=$libgtop_config_prefix/bin/libgtop-config
  61           fi
  62         fi
  63
  64         AC_PATH_PROG(LIBGTOP_CONFIG, libgtop-config, no)
  65         dnl IMPORTANT NOTICE:
  66         dnl   If you increase this number here, this means that *ALL*
  67         dnl   modules will require the new version, even if they explicitly
  68         dnl   give a lower number in their `configure.in' !!!
  69         real_min_libgtop_version=1.0.0
  70         min_libgtop_version=ifelse([$1], ,$real_min_libgtop_version,$1)
  71         dnl I know, the following code looks really ugly, but if you want
  72         dnl to make changes, please test it with a brain-dead /bin/sh and
  73         dnl with a brain-dead /bin/test (not all shells/tests support the
  74         dnl `<' operator to compare strings, that's why I convert everything
  75         dnl into numbers and test them).
  76         min_libgtop_major=`echo $min_libgtop_version | \
  77           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
  78         min_libgtop_minor=`echo $min_libgtop_version | \
  79           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
  80         min_libgtop_micro=`echo $min_libgtop_version | \
  81           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
  82         test x$min_libgtop_micro = x && min_libgtop_micro=0
  83         real_min_libgtop_major=`echo $real_min_libgtop_version | \
  84           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
  85         real_min_libgtop_minor=`echo $real_min_libgtop_version | \
  86           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
  87         real_min_libgtop_micro=`echo $real_min_libgtop_version | \
  88           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
  89         test x$real_min_libgtop_micro = x && real_min_libgtop_micro=0
  90         dnl You cannot require a version less then $real_min_libgtop_version,
  91         dnl so you don't need to update each `configure.in' when it's increased.
  92         if test $real_min_libgtop_major -gt $min_libgtop_major ; then
  93           min_libgtop_major=$real_min_libgtop_major
  94           min_libgtop_minor=$real_min_libgtop_minor
  95           min_libgtop_micro=$real_min_libgtop_micro
  96         elif test $real_min_libgtop_major = $min_libgtop_major ; then
  97           if test $real_min_libgtop_minor -gt $min_libgtop_minor ; then
  98             min_libgtop_minor=$real_min_libgtop_minor
  99             min_libgtop_micro=$real_min_libgtop_micro
 100           elif test $real_min_libgtop_minor = $min_libgtop_minor ; then
 101             if test $real_min_libgtop_micro -gt $min_libgtop_micro ; then
 102               min_libgtop_micro=$real_min_libgtop_micro
 103             fi
 104           fi
 105         fi
 106         min_libgtop_version="$min_libgtop_major.$min_libgtop_minor.$min_libgtop_micro"
 107         AC_MSG_CHECKING(for libgtop - version >= $min_libgtop_version)
 108         no_libgtop=""
 109         if test "$LIBGTOP_CONFIG" = "no" ; then
 110           no_libgtop=yes
 111         else
 112           configfile=`$LIBGTOP_CONFIG --config`
 113           libgtop_major_version=`$LIBGTOP_CONFIG --version | \
 114             sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
 115           libgtop_minor_version=`$LIBGTOP_CONFIG --version | \
 116             sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
 117           libgtop_micro_version=`$LIBGTOP_CONFIG --version | \
 118             sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
 119           if test $libgtop_major_version != $min_libgtop_major ; then
 120             no_libgtop=mismatch
 121           else
 122             test $libgtop_minor_version -lt $min_libgtop_minor && no_libgtop=yes
 123             if test $libgtop_minor_version = $min_libgtop_minor ; then
 124               test $libgtop_micro_version -lt $min_libgtop_micro && no_libgtop=yes
 125             fi
 126           fi
 127           . $configfile
 128         fi
 129         if test x$no_libgtop = x ; then
 130           AC_DEFINE(HAVE_LIBGTOP)
 131           AC_DEFINE_UNQUOTED(LIBGTOP_VERSION, "$LIBGTOP_VERSION")
 132           AC_DEFINE_UNQUOTED(LIBGTOP_VERSION_CODE, $LIBGTOP_VERSION_CODE)
 133           AC_DEFINE_UNQUOTED(LIBGTOP_MAJOR_VERSION, $LIBGTOP_MAJOR_VERSION)
 134           AC_DEFINE_UNQUOTED(LIBGTOP_MINOR_VERSION, $LIBGTOP_MINOR_VERSION)
 135           AC_DEFINE_UNQUOTED(LIBGTOP_MICRO_VERSION, $LIBGTOP_MICRO_VERSION)
 136           AC_DEFINE_UNQUOTED(LIBGTOP_SERVER_VERSION, $LIBGTOP_SERVER_VERSION)
 137           AC_MSG_RESULT(yes)
 138           dnl Note that an empty true branch is not valid sh syntax.
 139           ifelse([$2], [], :, [$2])
 140         else
 141           AC_MSG_RESULT(no)
 142           if test "$no_libgtop"x = mismatchx; then
 143             AC_MSG_ERROR(LibGTop major version mismatch $libgtop_major_version != $min_libgtop_major)
 144           fi
 145           if test "x$3" = "xfail"; then
 146             AC_MSG_ERROR(LibGTop >= $min_libgtop_version not found)
 147           else
 148             AC_MSG_WARN(LibGTop >= $min_libgtop_version not found)
 149           fi
 150         fi
 151
 152         AM_CONDITIONAL(HAVE_LIBGTOP, test x$no_libgtop != xyes)
 153 ])
 154
 155 AC_DEFUN([GNOME_INIT_LIBGTOP],[
 156         GNOME_LIBGTOP_HOOK($1,[ifelse([$3], [], :, [$3])],$2)
 157 ])
 158
 159 dnl
 160 dnl GNOME_LIBGTOP_DOCU
 161 dnl
 162 dnl checks whether the documentation of LibGTop is installed
 163 dnl
 164
 165 AC_DEFUN([GNOME_LIBGTOP_DOCU],
 166 [
 167         AC_REQUIRE([GNOME_LIBGTOP_HOOK])
 168
 169         helpdir="$LIBGTOP_DATADIR/gnome/help/libgtop"
 170
 171         AC_MSG_CHECKING(whether you have the LibGTop Documentation)
 172
 173         if test -f "$helpdir/C/topic.dat" ; then
 174           have_libgtop_docu=yes
 175           AC_DEFINE(HAVE_LIBGTOP_DOCU)
 176         else
 177           have_libgtop_docu=no
 178         fi
 179
 180         AC_MSG_RESULT($have_libgtop_docu)
 181
 182         AM_CONDITIONAL(HAVE_LIBGTOP_DOCU, test x$have_libgtop_docu = xyes)
 183 ])
 184