config/qt2.m4

   1 # Configure paths and libs when using Qt2 GUI
   2 ##    -*- shell-script -*-
   3
   4 ##    Based on KDE file written by :
   5 ##    Copyright (C) 1997 Janos Farkas (chexum@shadow.banki.hu)
   6 ##              (C) 1997 Stephan Kulow (coolo@kde.org)
   7
   8 ##    This file is free software; you can redistribute it and/or
   9 ##    modify it under the terms of the GNU Library General Public
  10 ##    License as published by the Free Software Foundation; either
  11 ##    version 2 of the License, or (at your option) any later version.
  12
  13 ##    This library is distributed in the hope that it will be useful,
  14 ##    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 ##    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16 ##    Library General Public License for more details.
  17
  18 ##    You should have received a copy of the GNU Library General Public License
  19 ##    along with this library; see the file COPYING.LIB.  If not, write to
  20 ##    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  21 ##    Boston, MA 02111-1307, USA.
  22
  23 ## ------------------------------------------------------------------------
  24 ## Find a file (or one of more files in a list of dirs)
  25 ## ------------------------------------------------------------------------
  26 ##
  27
  28 AC_DEFUN(QT2_MOC_ERROR_MESSAGE,
  29 [
  30     AC_MSG_ERROR([No Qt meta object compiler (moc) found!
  31 Please check whether you installed Qt correctly.
  32 You need to have a running moc binary.
  33 configure tried to run $ac_cv_path_qt2moc and the test didn't
  34 succeed. If configure shouldn't have tried this one, set
  35 the environment variable MOC to the right one before running
  36 configure.
  37 ])
  38 ])
  39
  40 AC_DEFUN(QT2_FIND_PATH,
  41 [
  42    AC_MSG_CHECKING([for $1])
  43    AC_CACHE_VAL(qt2_cv_path_$1,
  44    [
  45      qt2_cv_path_$1="NONE"
  46      if test -n "$$2"; then
  47         qt2_cv_path_$1="$$2";
  48      else
  49         dirs="$3"
  50         qt2_save_IFS=$IFS
  51         IFS=':'
  52         for dir in $PATH; do
  53           dirs="$dirs $dir"
  54         done
  55         IFS=$qt2_save_IFS
  56
  57         for dir in $dirs; do
  58           if test -x "$dir/$1"; then
  59             if test -n "$5"
  60             then
  61               evalstr="$dir/$1 $5 2>&1 "
  62               if eval $evalstr; then
  63                 qt2_cv_path_$1="$dir/$1"
  64                 break
  65               fi
  66             else
  67                 qt2_cv_path_$1="$dir/$1"
  68                 break
  69             fi
  70           fi
  71         done
  72
  73      fi
  74
  75    ])
  76
  77    if test -z "$qt2_cv_path_$1" || test "$qt2_cv_path_$1" = "NONE"; then
  78       AC_MSG_RESULT(not found)
  79       $4
  80    else
  81      AC_MSG_RESULT($qt2_cv_path_$1)
  82      $2=$qt2_cv_path_$1
  83    fi
  84 ])
  85
  86 dnl ------------------------------------------------------------------------
  87 dnl Find the UIC compiler if available
  88 dnl ------------------------------------------------------------------------
  89 AC_DEFUN(QT2_AC_PATH_UIC,
  90 [
  91    QT2_FIND_PATH(uic, UIC, [$ac_qt2_bindir $QTDIR/bin \
  92             /usr/bin /usr/X11R6/bin /usr/lib/qt2/bin \
  93             /usr/local/qt2/bin /usr/local/qt/bin /usr/lib/qt/bin], )
  94    AC_SUBST(UIC)
  95 ])
  96
  97 dnl ------------------------------------------------------------------------
  98 dnl Find the meta object compiler in the PATH, in $QTDIR/bin, and some
  99 dnl more usual places
 100 dnl ------------------------------------------------------------------------
 101 dnl
 102 AC_DEFUN(QT2_AC_PATH_MOC,
 103 [
 104    QT2_FIND_PATH(moc, MOC, [$ac_qt2_bindir $QTDIR/bin \
 105             /usr/bin /usr/X11R6/bin /usr/lib/qt2/bin \
 106             /usr/local/qt2/bin /usr/local/qt/bin /usr/lib/qt/bin], [QT2_MOC_ERROR_MESSAGE])
 107
 108    if test -z "$MOC"; then
 109      if test -n "$ac_cv_path_qt2moc"; then
 110        output=`eval "$ac_cv_path_qt2moc --help 2>&1 | sed -e '1q' | grep Qt"`
 111      fi
 112      echo "configure:__oline__: tried to call $ac_cv_path_qt2moc --help 2>&1 | sed -e '1q' | grep Qt" >&AC_FD_CC
 113      echo "configure:__oline__: moc output: $output" >&AC_FD_CC
 114
 115      if test -z "$output"; then
 116        MOC_ERROR_MESSAGE
 117     fi
 118    fi
 119
 120    AC_SUBST(MOC)
 121 ])
 122
 123 AC_DEFUN(QT2_PRINT_PROGRAM,
 124 [
 125 AC_LANG_CPLUSPLUS
 126 cat > conftest.$ac_ext <<EOF
 127 #include "confdefs.h"
 128 #include <qmovie.h>
 129 #include <qapplication.h>
 130 int main() {
 131   QMovie m;
 132   m.setSpeed(20);
 133   return 0;
 134 }
 135 EOF
 136 ])
 137
 138 AC_DEFUN(QT2_CHECK_DIRECT,
 139 [
 140 AC_MSG_CHECKING([if Qt2 compiles without flags])
 141 AC_CACHE_VAL(cv_qt2_direct,
 142 [
 143 ac_LD_LIBRARY_PATH_safe=$LD_LIBRARY_PATH
 144 ac_LIBRARY_PATH="$LIBRARY_PATH"
 145 ac_cxxflags_safe="$CXXFLAGS"
 146 ac_ldflags_safe="$LDFLAGS"
 147 ac_libs_safe="$LIBS"
 148
 149 CXXFLAGS="$CXXFLAGS -I$qt2_includes"
 150 LDFLAGS="$X_LDFLAGS"
 151 LIBS="-lqt -lXext -lX11 $LIBSOCKET"
 152 LD_LIBRARY_PATH=
 153 export LD_LIBRARY_PATH
 154 LIBRARY_PATH=
 155 export LIBRARY_PATH
 156
 157 QT2_PRINT_PROGRAM
 158
 159 if AC_TRY_EVAL(ac_link) && test -s conftest; then
 160   cv_qt2_direct="yes"
 161 else
 162   cv_qt2_direct="no"
 163   echo "configure: failed program was:" >&AC_FD_CC
 164   cat conftest.$ac_ext >&AC_FD_CC
 165 fi
 166 rm -f conftest*
 167 CXXFLAGS="$ac_cxxflags_safe"
 168 LDFLAGS="$ac_ldflags_safe"
 169 LIBS="$ac_libs_safe"
 170
 171 LD_LIBRARY_PATH="$ac_LD_LIBRARY_PATH_safe"
 172 export LD_LIBRARY_PATH
 173 LIBRARY_PATH="$ac_LIBRARY_PATH"
 174 export LIBRARY_PATH
 175 ])
 176
 177 if test "$cv_qt2_direct" = "yes"; then
 178   AC_MSG_RESULT(yes)
 179   $1
 180 else
 181   AC_MSG_RESULT(no)
 182   $2
 183 fi
 184 ])
 185
 186 ## ------------------------------------------------------------------------
 187 ## Try to find the Qt2 headers and libraries.
 188 ## $(QT2_LDFLAGS) will be -Lqt2liblocation (if needed)
 189 ## and $(QT2_INCLUDES) will be -Iqt2hdrlocation (if needed)
 190 ## ------------------------------------------------------------------------
 191 ##
 192 AC_DEFUN(QT2_AC_PATH,
 193 [
 194 AC_MSG_CHECKING([for Qt 2])
 195 ac_qt2_includes=NO ac_qt2_libraries=NO ac_qt2_bindir=NO
 196 qt2_libraries=""
 197 qt2_includes=""
 198
 199 AC_ARG_WITH(qt2-dir,
 200     [  --with-qt2-dir           where the root of Qt2 is installed ],
 201     [  ac_qt2_includes="$withval"/include
 202        ac_qt2_libraries="$withval"/lib
 203        ac_qt2_bindir="$withval"/bin
 204     ])
 205
 206 AC_ARG_WITH(qt2-includes,
 207     [  --with-qt2-includes      where the Qt2 includes are. ],
 208     [
 209        ac_qt2_includes="$withval"
 210     ])
 211
 212 qt2_libs_given=no
 213
 214 AC_ARG_WITH(qt2-libraries,
 215     [  --with-qt2-libraries     where the Qt2 library is installed.],
 216     [  ac_qt2_libraries="$withval"
 217        qt2_libs_given=yes
 218     ])
 219
 220 if test "$ac_qt2_includes" = NO || test "$ac_qt2_libraries" = NO; then
 221
 222 AC_CACHE_VAL(ac_cv_have_qt2,
 223 [#try to guess Qt2 locations
 224
 225 qt_incdirs="$ac_qt2_includes usr/lib/qt2/include /usr/local/qt2/include /usr/include/qt2 /usr/X11R6/include/X11/qt2 /usr/lib/qt/include /usr/local/qt/include /usr/include/qt /usr/include /usr/X11R6/include/X11/qt $x_includes $QTINC"
 226 test -n "$QTDIR" && qt2_incdirs="$QTDIR/include/qt2 $QTDIR/include/qt $QTDIR/include $QTDIR $qt2_incdirs"
 227 AC_FIND_FILE(qmovie.h, $qt2_incdirs, qt2_incdir)
 228 ac_qt2_includes="$qt2_incdir"
 229
 230 if test ! "$ac_qt2_libraries" = "NO"; then
 231   qt2_libdirs="$ac_qt2_libraries"
 232 fi
 233
 234 qt2_libdirs="$qt2_libdirs /usr/lib/qt2/lib /usr/lib/qt/lib /usr/X11R6/lib /usr/lib /usr/local/qt2/lib /usr/lib/qt2 /usr/local/qt/lib /usr/lib/qt $x_libraries $QTLIB"
 235 test -n "$QTDIR" && qt2_libdirs="$QTDIR/lib $QTDIR $qt2_libdirs"
 236
 237 test=NONE
 238 qt2_libdir=NONE
 239 for dir in $qt2_libdirs; do
 240   try="ls -1 $dir/libqt*"
 241   if test=`eval $try 2> /dev/null`; then qt2_libdir=$dir; break; else echo "tried $dir" >&AC_FD_CC ; fi
 242 done
 243
 244 dnl AC_FIND_FILE(libqt.so.2.2.3 libqt.so.2.2 libqt.so.2 libqt2.so libqt.a libqt.sl, $qt2_libdirs, qt2_libdir)
 245 ac_qt2_libraries="$qt2_libdir"
 246
 247 ac_cxxflags_safe="$CXXFLAGS"
 248 ac_ldflags_safe="$LDFLAGS"
 249 ac_libs_safe="$LIBS"
 250
 251 CXXFLAGS="$CXXFLAGS -I$qt2_incdir"
 252 LDFLAGS="-L$qt2_libdir $X_LDFLAGS"
 253 LIBS="$LIBS -lqt -lXext -lX11 $LIBSOCKET"
 254
 255 QT2_PRINT_PROGRAM
 256
 257 if AC_TRY_EVAL(ac_link) && test -s conftest; then
 258   rm -f conftest*
 259 else
 260   echo "configure: failed program was:" >&AC_FD_CC
 261   cat conftest.$ac_ext >&AC_FD_CC
 262   ac_qt2_libraries="NO"
 263 fi
 264 rm -f conftest*
 265 CXXFLAGS="$ac_cxxflags_safe"
 266 LDFLAGS="$ac_ldflags_safe"
 267 LIBS="$ac_libs_safe"
 268
 269 if test "$ac_qt2_includes" = NO || test "$ac_qt2_libraries" = NO; then
 270   ac_cv_have_qt2="have_qt2=no"
 271   ac_qt2_notfound=""
 272   if test "$ac_qt2_includes" = NO; then
 273     if test "$ac_qt2_libraries" = NO; then
 274       ac_qt2_notfound="(headers and libraries)";
 275     else
 276       ac_qt2_notfound="(headers)";
 277     fi
 278   else
 279     ac_qt2_notfound="(libraries)";
 280   fi
 281
 282   AC_MSG_ERROR([Qt2 $ac_qt2_notfound not found. Please check your installation! ]);
 283 else
 284   have_qt2="yes"
 285 fi
 286 ])
 287 else
 288   have_qt2="yes"
 289 fi
 290
 291 eval "$ac_cv_have_qt2"
 292
 293 if test "$have_qt2" != yes; then
 294   AC_MSG_RESULT([$have_qt2]);
 295 else
 296   ac_cv_have_qt2="have_qt2=yes \
 297     ac_qt2_includes=$ac_qt2_includes ac_qt2_libraries=$ac_qt2_libraries"
 298   AC_MSG_RESULT([libraries $ac_qt2_libraries, headers $ac_qt2_includes])
 299
 300   qt2_libraries="$ac_qt2_libraries"
 301   qt2_includes="$ac_qt2_includes"
 302 fi
 303
 304 if test ! "$qt2_libs_given" = "yes"; then
 305 QT2_CHECK_DIRECT(qt2_libraries= ,[])
 306 fi
 307
 308 dnl check it is Qt2
 309
 310 SAVE_CXXFLAGS="$CXXFLAGS"
 311 CXXFLAGS="$CXXFLAGS -I$qt2_includes -L$qt2_libraries"
 312 dnl specify we are definitely C++ compiling first
 313 AC_LANG_CPLUSPLUS
 314 AC_TRY_COMPILE([
 315 #include <qglobal.h>
 316 ],
 317 [
 318 #if (QT_VERSION < 223)
 319 break_me_(\\\);
 320 #endif
 321 ],
 322 ac_qt2_ok=yes,
 323 ac_qt2_ok=no
 324 )
 325 test "$ac_qt2_ok" = no && AC_MSG_ERROR([Found an earlier version of Qt - you must specify the path to Qt2])
 326 CXXFLAGS="$SAVE_CXXFLAGS"
 327
 328 AC_SUBST(qt2_libraries)
 329 AC_SUBST(qt2_includes)
 330
 331 if test "$qt2_includes" = "$x_includes" || test -z "$qt2_includes"; then
 332  QT2_INCLUDES="";
 333 else
 334  QT2_INCLUDES="-I$qt2_includes"
 335  all_includes="$QT2_INCLUDES $all_includes"
 336 fi
 337
 338 if test "$qt2_libraries" = "$x_libraries" || test -z "$qt2_libraries"; then
 339  QT2_LDFLAGS=""
 340 else
 341  QT2_LDFLAGS="-L$qt2_libraries"
 342  all_libraries="$QT2_LDFLAGS $all_libraries"
 343 fi
 344
 345 QT2_LIBS="-lqt"
 346
 347 AC_SUBST(QT2_INCLUDES)
 348 AC_SUBST(QT2_LDFLAGS)
 349 AC_SUBST(QT2_LIBS)
 350 QT2_AC_PATH_MOC
 351 QT2_AC_PATH_UIC
 352 ])
 353
 354 AC_DEFUN(QT2_DO_IT_ALL,
 355 [
 356 if test "$QT2DIR" != ""; then
 357         QTDIR=$QT2DIR
 358 fi
 359 QT2_AC_PATH
 360 ])