wxwin.m4

   1 dnl ---------------------------------------------------------------------------
   2 dnl Macros for wxWindows detection. Typically used in configure.in as:
   3 dnl
   4 dnl     AC_ARG_ENABLE(...)
   5 dnl     AC_ARG_WITH(...)
   6 dnl        ...
   7 dnl     AM_OPTIONS_WXCONFIG
   8 dnl        ...
   9 dnl        ...
  10 dnl     AM_PATH_WXCONFIG(2.3.4, wxWin=1)
  11 dnl     if test "$wxWin" != 1; then
  12 dnl        AC_MSG_ERROR([
  13 dnl                wxWindows must be installed on your system
  14 dnl                but wx-config script couldn't be found.
  15 dnl
  16 dnl                Please check that wx-config is in path, the directory
  17 dnl                where wxWindows libraries are installed (returned by
  18 dnl                'wx-config --libs' command) is in LD_LIBRARY_PATH or
  19 dnl                equivalent variable and wxWindows version is 2.3.4 or above.
  20 dnl        ])
  21 dnl     fi
  22 dnl     CPPFLAGS="$CPPFLAGS $WX_CPPFLAGS"
  23 dnl     CXXFLAGS="$CXXFLAGS $WX_CXXFLAGS_ONLY"
  24 dnl     CFLAGS="$CFLAGS $WX_CFLAGS_ONLY"
  25 dnl
  26 dnl     LDFLAGS="$LDFLAGS $WX_LIBS"
  27 dnl ---------------------------------------------------------------------------
  28
  29 dnl ---------------------------------------------------------------------------
  30 dnl AM_OPTIONS_WXCONFIG
  31 dnl
  32 dnl adds support for --wx-prefix, --wx-exec-prefix, --with-wxdir and
  33 dnl --wx-config command line options
  34 dnl ---------------------------------------------------------------------------
  35
  36 AC_DEFUN([AM_OPTIONS_WXCONFIG],
  37 [
  38     AC_ARG_WITH(wxdir,
  39                 [  --with-wxdir=PATH       Use uninstalled version of wxWindows in PATH],
  40                 [ wx_config_name="$withval/wx-config"
  41                   wx_config_args="--inplace"])
  42     AC_ARG_WITH(wx-config,
  43                 [  --with-wx-config=CONFIG wx-config script to use (optional)],
  44                 wx_config_name="$withval" )
  45     AC_ARG_WITH(wx-prefix,
  46                 [  --with-wx-prefix=PREFIX Prefix where wxWindows is installed (optional)],
  47                 wx_config_prefix="$withval", wx_config_prefix="")
  48     AC_ARG_WITH(wx-exec-prefix,
  49                 [  --with-wx-exec-prefix=PREFIX
  50                           Exec prefix where wxWindows is installed (optional)],
  51                 wx_config_exec_prefix="$withval", wx_config_exec_prefix="")
  52 ])
  53
  54 dnl ---------------------------------------------------------------------------
  55 dnl AM_PATH_WXCONFIG(VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND
  56 dnl                  [, WX-LIBS [, ADDITIONAL-WX-CONFIG-FLAGS]]]])
  57 dnl
  58 dnl Test for wxWindows, and define WX_C*FLAGS, WX_LIBS and WX_LIBS_STATIC
  59 dnl (the latter is for static linking against wxWindows). Set WX_CONFIG_NAME
  60 dnl environment variable to override the default name of the wx-config script
  61 dnl to use. Set WX_CONFIG_PATH to specify the full path to wx-config - in this
  62 dnl case the macro won't even waste time on tests for its existence.
  63 dnl
  64 dnl Optional WX-LIBS argument contains comma- or space-separated list of
  65 dnl wxWindows libraries to link against (it may include contrib libraries). If
  66 dnl it is not specified then WX_LIBS and WX_LIBS_STATIC will contain flags to
  67 dnl link with all of the core wxWindows libraries.
  68 dnl
  69 dnl Optional ADDITIONAL-WX-CONFIG-FLAGS argument is appended to wx-config
  70 dnl invocation command in present. It can be used to fine-tune lookup of
  71 dnl best wxWidgets build available.
  72 dnl
  73 dnl Example use:
  74 dnl   AM_PATH_WXCONFIG([2.6.0], [wxWin=1], [wxWin=0], [html,core,net]
  75 dnl                    [--unicode --debug])
  76 dnl ---------------------------------------------------------------------------
  77
  78 dnl
  79 dnl Get the cflags and libraries from the wx-config script
  80 dnl
  81 AC_DEFUN([AM_PATH_WXCONFIG],
  82 [
  83   dnl do we have wx-config name: it can be wx-config or wxd-config or ...
  84   if test x${WX_CONFIG_NAME+set} != xset ; then
  85      WX_CONFIG_NAME=wx-config
  86   fi
  87
  88   if test "x$wx_config_name" != x ; then
  89      WX_CONFIG_NAME="$wx_config_name"
  90   fi
  91
  92   dnl deal with optional prefixes
  93   if test x$wx_config_exec_prefix != x ; then
  94      wx_config_args="$wx_config_args --exec-prefix=$wx_config_exec_prefix"
  95      WX_LOOKUP_PATH="$wx_config_exec_prefix/bin"
  96   fi
  97   if test x$wx_config_prefix != x ; then
  98      wx_config_args="$wx_config_args --prefix=$wx_config_prefix"
  99      WX_LOOKUP_PATH="$WX_LOOKUP_PATH:$wx_config_prefix/bin"
 100   fi
 101   if test "$cross_compiling" = "yes"; then
 102      wx_config_args="$wx_config_args --host=$host_alias"
 103   fi
 104
 105   dnl don't search the PATH if WX_CONFIG_NAME is absolute filename
 106   if test -x "$WX_CONFIG_NAME" ; then
 107      AC_MSG_CHECKING(for wx-config)
 108      WX_CONFIG_PATH="$WX_CONFIG_NAME"
 109      AC_MSG_RESULT($WX_CONFIG_PATH)
 110   else
 111      AC_PATH_PROG(WX_CONFIG_PATH, $WX_CONFIG_NAME, no, "$WX_LOOKUP_PATH:$PATH")
 112   fi
 113
 114   if test "$WX_CONFIG_PATH" != "no" ; then
 115     WX_VERSION=""
 116     no_wx=""
 117
 118     min_wx_version=ifelse([$1], ,2.2.1,$1)
 119     if test -z "$5" ; then
 120       AC_MSG_CHECKING([for wxWindows version >= $min_wx_version])
 121     else
 122       AC_MSG_CHECKING([for wxWindows version >= $min_wx_version ($5)])
 123     fi
 124
 125     WX_CONFIG_WITH_ARGS="$WX_CONFIG_PATH $wx_config_args $5 $4"
 126
 127     WX_VERSION=`$WX_CONFIG_WITH_ARGS --version 2>/dev/null`
 128     wx_config_major_version=`echo $WX_VERSION | \
 129            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
 130     wx_config_minor_version=`echo $WX_VERSION | \
 131            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
 132     wx_config_micro_version=`echo $WX_VERSION | \
 133            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
 134
 135     wx_requested_major_version=`echo $min_wx_version | \
 136            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
 137     wx_requested_minor_version=`echo $min_wx_version | \
 138            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
 139     wx_requested_micro_version=`echo $min_wx_version | \
 140            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
 141
 142     wx_ver_ok=""
 143     if test "x$WX_VERSION" != x ; then
 144       if test $wx_config_major_version -gt $wx_requested_major_version; then
 145         wx_ver_ok=yes
 146       else
 147         if test $wx_config_major_version -eq $wx_requested_major_version; then
 148            if test $wx_config_minor_version -gt $wx_requested_minor_version; then
 149               wx_ver_ok=yes
 150            else
 151               if test $wx_config_minor_version -eq $wx_requested_minor_version; then
 152                  if test $wx_config_micro_version -ge $wx_requested_micro_version; then
 153                     wx_ver_ok=yes
 154                  fi
 155               fi
 156            fi
 157         fi
 158       fi
 159     fi
 160
 161     if test "x$wx_ver_ok" = x ; then
 162       no_wx=yes
 163     else
 164       WX_LIBS=`$WX_CONFIG_WITH_ARGS --libs`
 165       WX_LIBS_STATIC=`$WX_CONFIG_WITH_ARGS --static --libs`
 166
 167       dnl starting with version 2.2.6 wx-config has --cppflags argument
 168       wx_has_cppflags=""
 169       if test $wx_config_major_version -gt 2; then
 170         wx_has_cppflags=yes
 171       else
 172         if test $wx_config_major_version -eq 2; then
 173            if test $wx_config_minor_version -gt 2; then
 174               wx_has_cppflags=yes
 175            else
 176               if test $wx_config_minor_version -eq 2; then
 177                  if test $wx_config_micro_version -ge 6; then
 178                     wx_has_cppflags=yes
 179                  fi
 180               fi
 181            fi
 182         fi
 183       fi
 184
 185       if test "x$wx_has_cppflags" = x ; then
 186          dnl no choice but to define all flags like CFLAGS
 187          WX_CFLAGS=`$WX_CONFIG_WITH_ARGS --cflags`
 188          WX_CPPFLAGS=$WX_CFLAGS
 189          WX_CXXFLAGS=$WX_CFLAGS
 190
 191          WX_CFLAGS_ONLY=$WX_CFLAGS
 192          WX_CXXFLAGS_ONLY=$WX_CFLAGS
 193       else
 194          dnl we have CPPFLAGS included in CFLAGS included in CXXFLAGS
 195          WX_CPPFLAGS=`$WX_CONFIG_WITH_ARGS --cppflags`
 196          WX_CXXFLAGS=`$WX_CONFIG_WITH_ARGS --cxxflags`
 197          WX_CFLAGS=`$WX_CONFIG_WITH_ARGS --cflags`
 198
 199          WX_CFLAGS_ONLY=`echo $WX_CFLAGS | sed "s@^$WX_CPPFLAGS *@@"`
 200          WX_CXXFLAGS_ONLY=`echo $WX_CXXFLAGS | sed "s@^$WX_CFLAGS *@@"`
 201       fi
 202     fi
 203
 204     if test "x$no_wx" = x ; then
 205        AC_MSG_RESULT(yes (version $WX_VERSION))
 206        ifelse([$2], , :, [$2])
 207     else
 208        if test "x$WX_VERSION" = x; then
 209           dnl no wx-config at all
 210           AC_MSG_RESULT(no)
 211        else
 212           AC_MSG_RESULT(no (version $WX_VERSION is not new enough))
 213        fi
 214
 215        WX_CFLAGS=""
 216        WX_CPPFLAGS=""
 217        WX_CXXFLAGS=""
 218        WX_LIBS=""
 219        WX_LIBS_STATIC=""
 220        ifelse([$3], , :, [$3])
 221     fi
 222   fi
 223
 224   AC_SUBST(WX_CPPFLAGS)
 225   AC_SUBST(WX_CFLAGS)
 226   AC_SUBST(WX_CXXFLAGS)
 227   AC_SUBST(WX_CFLAGS_ONLY)
 228   AC_SUBST(WX_CXXFLAGS_ONLY)
 229   AC_SUBST(WX_LIBS)
 230   AC_SUBST(WX_LIBS_STATIC)
 231   AC_SUBST(WX_VERSION)
 232 ])