m4/i2_check_qt4.m4

   1 dnl  Copyright (C) 2006-2008  CEA/DEN, EDF R&D
   2 dnl
   3 dnl  This library is free software; you can redistribute it and/or
   4 dnl  modify it under the terms of the GNU Lesser General Public
   5 dnl  License as published by the Free Software Foundation; either
   6 dnl  version 2.1 of the License.
   7 dnl
   8 dnl  This library is distributed in the hope that it will be useful,
   9 dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 dnl  Lesser General Public License for more details.
  12 dnl
  13 dnl  You should have received a copy of the GNU Lesser General Public
  14 dnl  License along with this library; if not, write to the Free Software
  15 dnl  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 dnl
  17 dnl  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 dnl
  19 dnl the following variables are exported:
  20 dnl  QT_MOC
  21 dnl  QT_UIC
  22 dnl  QT_DIR
  23 dnl  qt4_cppflags
  24 dnl  qt4_ldflags
  25 dnl  qt4_libs
  26 dnl  WITH_QT4
  27 dnl qt4 is searched in the following order
  28 dnl   path given with --with-qt4 options
  29 dnl   presence of QTDIR variable
  30 dnl   /usr
  31 dnl usages
  32 dnl ./configure --prefix=/home/prascle/partage/maquettes/install
  33 dnl ./configure --prefix=/home/prascle/partage/maquettes/install --with-qt4
  34 dnl ./configure --prefix=/home/prascle/partage/maquettes/install --with-qt4=/opt/qt443
  35 dnl ./configure --prefix=/home/prascle/partage/maquettes/install --with-qt4-includes=/usr/include/qt4
  36 dnl ./configure --prefix=/home/prascle/partage/maquettes/install --with-qt4-includes=/usr/include/qt4 --with-qt4-libraries=/usr/lib -with-qt4-tools=/usr/bin
  37 dnl ./configure --prefix=/home/prascle/partage/maquettes/install --without-qt4
  38 dnl
  39 AC_DEFUN([I2_CHECK_QT4],
  40 [
  41   AC_REQUIRE([AC_PROG_CXX])
  42   AC_REQUIRE([AC_PROG_CPP])
  43
  44   qt_ok=no
  45
  46   # --- check if qt4 standard install directory is defined (with subdirectories bin lib include)
  47   qt4_install_path=""
  48   AC_ARG_WITH([qt4],
  49     AC_HELP_STRING([--with-qt4@<:@=DIR@:>@], [where the Qt4 package with a standard install is: default @<:@$QTDIR@:>@ or @<:@/usr@:>@]),
  50                  [qt4_install_path=$withval], [withval=notset])
  51
  52   # --- if qt4 standard install directory is defined but with no path: QTDIR value if defined, or /usr
  53   if test x${withval} = xyes
  54   then
  55     if test -z $QTDIR
  56     then
  57       qt4_install_path="/usr"
  58     else
  59       qt4_install_path=$QTDIR
  60     fi
  61   fi
  62
  63   # --- if qt4 standard install directory is not defined: QTDIR value if defined, or /usr
  64   if test x${withval} = xnotset
  65   then
  66     if test -z $QTDIR
  67     then
  68       qt4_install_path="/usr"
  69     else
  70       if test $QTDIR = /usr/lib/qt3 ; then
  71         if test -d /usr/lib/qt4 ; then
  72           AC_MSG_RESULT(it is strange for a qt4 installation !)
  73           AC_MSG_RESULT(/usr/lib/qt4 is present)
  74           AC_MSG_RESULT(replacing QTDIR by /usr/lib/qt4)
  75           QTDIR=/usr/lib/qt4
  76         fi
  77       fi
  78       qt4_install_path=$QTDIR
  79     fi
  80   fi
  81
  82   # --- if qt4 standard install directory is not wanted: --without-qt4 or --with-qt4=no
  83   if test x${withval} = xno
  84   then
  85     qt4_install_path=""
  86   fi
  87
  88   QT_DIR=${qt4_install_path}
  89   AC_SUBST(QT_DIR)
  90
  91   # --- check if qt4 includes directory is defined
  92   qt4_include_path=""
  93   AC_ARG_WITH([qt4-includes],
  94     AC_HELP_STRING([--with-qt4-includes@<:@=DIR@:>@], [where the Qt4 includes are: default @<:@$QTDIR/include@:>@ or @<:@/usr/include@:>@]),
  95                  [qt4_include_path=$withval], [withval=no])
  96   if test x${withval} != xno
  97   then
  98     # --- qt4 includes directory is defined
  99     if test x${qt4_include_path} = xyes
 100     then
 101       qt4_include_path="/usr/include"
 102     fi
 103   else
 104     if test x${qt4_install_path} != x
 105     then
 106       qt4_include_path="${qt4_install_path}/include"
 107     fi
 108   fi
 109
 110
 111   # --- check if qt4 libraries directory is defined
 112   qt4_library_path=""
 113   AC_ARG_WITH([qt4-libraries],
 114     AC_HELP_STRING([--with-qt4-libraries@<:@=DIR@:>@], [where the Qt4 libraries are: default @<:@$QTDIR/lib@:>@ or @<:@/usr/lib@:>@]),
 115                  [qt4_library_path=$withval], [withval=no])
 116   if test x${withval} != xno
 117   then
 118     # --- qt4 libraries directory is defined
 119     if test x${qt4_library_path} = xyes
 120     then
 121       qt4_library_path="/usr/lib"
 122     fi
 123   else
 124     if test x${qt4_install_path} != x
 125     then
 126       qt4_library_path="${qt4_install_path}/lib"
 127     fi
 128   fi
 129
 130   # --- check if qt4 tools directory is defined
 131   qt4_tools_path=""
 132   AC_ARG_WITH([qt4-tools],
 133     AC_HELP_STRING([--with-qt4-tools@<:@=DIR@:>@], [where the Qt4 executable tools are: default @<:@$QTDIR/bin@:>@ or @<:@/usr/bin@:>@]),
 134                  [qt4_tools_path=$withval], [withval=no])
 135   if test x${withval} != xno
 136   then
 137     # --- qt4 tools directory is defined
 138     if test x${qt4_tools_path} = xyes
 139     then
 140       qt4_tools_path="/usr/bin"
 141     fi
 142   else
 143     if test x${qt4_install_path} != x
 144     then
 145       qt4_tools_path="${qt4_install_path}/bin"
 146     fi
 147   fi
 148
 149   WITH_QT4=0
 150
 151   AC_MSG_NOTICE(${qt4_include_path})
 152   AC_MSG_NOTICE(${qt4_library_path})
 153   AC_MSG_NOTICE(${qt4_tools_path})
 154
 155   # test if qt4 is completely defined
 156   qt4_defined=yes
 157   if test x${qt4_include_path} = x
 158   then
 159     qt4_defined=no
 160     AC_MSG_NOTICE([No Qt4 include path defined])
 161   fi
 162   if test x${qt4_library_path} = x
 163   then
 164     qt4_defined=no
 165     AC_MSG_NOTICE([No Qt4 library path defined])
 166   fi
 167   if test x${qt4_tools_path} = x
 168   then
 169     qt4_defined=no
 170     AC_MSG_NOTICE([No Qt4 tools path defined])
 171   fi
 172
 173   # saving values for compilation variables
 174   saved_CPPFLAGS=$CPPFLAGS
 175   saved_LDFLAGS=$LDFLAGS
 176   saved_LIBS=$LIBS
 177
 178   if ! test x${qt4_defined} = xno
 179   then
 180     # ask for qt4 support
 181     AC_MSG_NOTICE([checking whether qt4 tools and headers are present])
 182
 183     # --- we test the presence of moc,first under the form moc-qt4, then moc
 184     AC_PATH_PROGS(qt4_moc_found, [moc-qt4 moc], no, ${qt4_tools_path})
 185     test x${qt4_moc_found} = xno && AC_MSG_ERROR([Qt4 moc command NOT FOUND])
 186     QT_MOC=$qt4_moc_found
 187     AC_SUBST(QT_MOC)
 188
 189     # --- we test the presence of uic,first under the form uic-qt4, then uic
 190     AC_PATH_PROGS(qt4_uic_found, [uic-qt4 uic], no, ${qt4_tools_path})
 191     test x${qt4_uic_found} = xno && AC_MSG_ERROR([Qt4 uic command NOT FOUND])
 192     QT_UIC=$qt4_uic_found
 193     AC_SUBST(QT_UIC)
 194
 195     # --- we test the presence of rcc,first under the form rcc-qt4, then rcc
 196     AC_PATH_PROGS(qt4_rcc_found, [rcc-qt4 rcc], no, ${qt4_tools_path})
 197     test x${qt4_rcc_found} = xno && AC_MSG_ERROR([Qt4 rcc command NOT FOUND])
 198     QT_RCC=$qt4_rcc_found
 199     AC_SUBST(QT_RCC)
 200
 201     # --- we test the header file presence and usability
 202     QTINC=""
 203     AC_CHECK_FILE($qt4_include_path/qt4/QtCore/qglobal.h,QTINC="/qt4",QTINC="")
 204     qt4_include_path="$qt4_include_path${QTINC}"
 205     qt4_cppflags=""
 206     qt4_cppflags="${qt4_cppflags} -I$qt4_include_path/QtCore"
 207     qt4_cppflags="${qt4_cppflags} -I$qt4_include_path/QtGui"
 208     qt4_cppflags="${qt4_cppflags} -I$qt4_include_path/Qt"
 209     qt4_cppflags="${qt4_cppflags} -I$qt4_include_path"
 210     CPPFLAGS="${CPPFLAGS} ${qt4_cppflags}"
 211     AC_LANG_PUSH(C++)
 212     AC_CHECK_HEADERS([qapplication.h],
 213                      [qt4_header_found=yes],
 214                      [qt4_header_found=no],
 215                      [])
 216     AC_LANG_POP(C++)
 217     test x${qt4_header_found} = xno && AC_MSG_ERROR([Qt4 include file NOT FOUND])
 218     AC_SUBST(qt4_cppflags)
 219
 220     # --- we test the library file presence and usability
 221     if test x${qt4_library_path} = /usr/lib
 222     then
 223       qt4_ldflags=""
 224     else
 225       qt4_ldflags="-L$qt4_library_path"
 226     fi
 227
 228     AC_MSG_NOTICE([checking whether link with qt4 is working])
 229     qt4_lib_name=QtGui
 230     qt4_libs="-l$qt4_lib_name"
 231     LDFLAGS="${LDFLAGS} ${qt4_ldflags}"
 232     LIBS="${LIBS} ${qt4_libs}"
 233     AC_LANG_PUSH(C++)
 234
 235     AC_LINK_IFELSE([AC_LANG_PROGRAM(
 236     [[ #include <QApplication>
 237        #include <QPushButton> ]],
 238     [[ QApplication app(0, 0);
 239        QPushButton hello("Hello world!");
 240        hello.resize(100, 30);
 241        hello.show(); ]] )],
 242     [qt4_lib_found=yes], [qt4_lib_found=no] )
 243
 244     test x${qt4_lib_found} = xno && AC_MSG_ERROR([Qt4 library NOT FOUND])
 245
 246     AC_LANG_POP(C++)
 247     AC_SUBST(qt4_ldflags)
 248     AC_SUBST(qt4_libs)
 249
 250     # --- after all tests are successful, we support Qt4
 251     WITH_QT4=1
 252     qt_ok=yes
 253     AC_MSG_NOTICE([Qt4 support is OK])
 254
 255   else
 256     # --- no Qt4 support
 257     AC_MSG_NOTICE([No Qt4 support])
 258   fi
 259
 260   # Propagate test into atlocal
 261   AC_SUBST(WITH_QT4)
 262
 263   # Propagate test into Makefiles...
 264   AM_CONDITIONAL(WITH_QT4, test $WITH_QT4 = 1)
 265
 266   # ... and into source files
 267   AC_DEFINE_UNQUOTED(HAS_QT4, $WITH_QT4, [Qt4 library])
 268
 269   # restoring saved values
 270   CPPFLAGS=$saved_CPPFLAGS
 271   LDFLAGS=$saved_LDFLAGS
 272   LIBS=$saved_LIBS
 273
 274 ])
 275
 276
 277 AC_DEFUN([I2_CHECK_QSCINTILLA],
 278 [
 279   AC_REQUIRE([I2_CHECK_QT4])
 280
 281   qscintilla_ok=no
 282   WITH_QSCI4=0
 283
 284   # --- check if qsci4 includes directory is defined
 285   qsci4_include_path=""
 286   qsci4_cppflags=""
 287
 288   AC_ARG_WITH([qsci4-includes],
 289     AC_HELP_STRING([--with-qsci4-includes@<:@=DIR@:>@], [where the Qsci4 includes are: default @<:@$QTDIR/include/Qsci@:>@ or @<:@/usr/include/Qsci@:>@]),
 290               [qsci4_include_path=$withval])
 291
 292   if test x${qsci4_include_path} = x ; then
 293     # --- "" --- try to use QSCINTILLA_DIR/include/Qsci
 294     if test "x${QSCINTILLA_DIR}" != "x" ; then
 295       qsci4_include_path="${QSCINTILLA_DIR}/include"
 296     else
 297       qsci4_include_path=no
 298     fi
 299   fi
 300
 301   if test x${qsci4_include_path} = xno ; then
 302     # --- "no" --- no native installation, try to find in Qt
 303     qsci4_include_path="${QT_DIR}/include${QTINC}/Qsci"
 304     qsci4_cppflags=" -I$qsci4_include_path"
 305     # " -I${QT_DIR}/include${QTINC}" is included in qt4_cppflags
 306   else
 307     if test x${qsci4_include_path} = xyes ; then
 308       # --- "yes" --- try to find in /usr/include/Qsci
 309       qsci4_include_path="/usr/include${QTINC}/Qsci"
 310       qsci4_cppflags=" -I$qsci4_include_path"
 311       # " -I/usr/include${QTINC}" is included in qt4_cppflags or by default (if QTINC is empty)
 312     else
 313       # --- "other" --- try to find in given dir
 314       qsci4_cppflags=" -I$qsci4_include_path/Qsci -I$qsci4_include_path"
 315     fi
 316   fi
 317
 318   AC_MSG_NOTICE($qsci4_cppflags)
 319
 320   # --- check if qsci4 libraries directory is defined
 321   qsci4_library_path=""
 322
 323   AC_ARG_WITH([qsci4-libraries],
 324     AC_HELP_STRING([--with-qsci4-libraries@<:@=DIR@:>@], [where the Qsci4 libraries are: default @<:@$QTDIR/lib@:>@ or @<:@/usr/lib@:>@]),
 325               [qsci4_library_path=$withval])
 326
 327   if test x${qsci4_library_path} = x ; then
 328     # --- "" --- try to use QSCINTILLA_DIR/lib
 329     if test "x${QSCINTILLA_DIR}" != "x" ; then
 330       qsci4_library_path="${QSCINTILLA_DIR}/lib"
 331     else
 332       qsci4_library_path=no
 333     fi
 334   fi
 335
 336   if test x${qsci4_library_path} = xno ; then
 337     # --- "no" --- no native installation, try to find in Qt
 338     qsci4_library_path="${QT_DIR}/lib"
 339   else
 340     if test x${qsci4_library_path} = xyes ; then
 341       # --- "yes" --- try to find in /usr/lib
 342       qsci4_library_path="/usr/lib"
 343     fi
 344   fi
 345
 346   AC_MSG_NOTICE($qsci4_library_path)
 347
 348   # saving values for compilation variables
 349   saved_CPPFLAGS=$CPPFLAGS
 350   saved_LDFLAGS=$LDFLAGS
 351   saved_LIBS=$LIBS
 352
 353   # ask for qsci4 support
 354   AC_MSG_NOTICE([checking whether qscintilla for qt4 headers are present])
 355
 356   # --- we test the header file presence and usability
 357   CPPFLAGS="${CPPFLAGS} ${qsci4_cppflags} ${qt4_cppflags}"
 358   AC_LANG_PUSH(C++)
 359   AC_CHECK_HEADERS([qsciscintilla.h],
 360                    [qsci4_header_found=yes],
 361                    [qsci4_header_found=no],
 362                    [])
 363   AC_LANG_POP(C++)
 364   if test x${qsci4_header_found} = xyes
 365   then
 366     AC_SUBST(qsci4_cppflags)
 367
 368     # --- we test the library file presence and usability
 369     if test x${qsci4_library_path} = x/usr/lib/qt4/lib
 370     then
 371       qsci4_library_path=/usr/lib
 372     fi
 373     if test x${qsci4_library_path} = x/usr/lib
 374     then
 375       qsci4_ldflags=""
 376     else
 377       qsci4_ldflags="-L$qsci4_library_path"
 378     fi
 379
 380     AC_MSG_NOTICE([checking whether qscintilla2 library is present])
 381     qsci4_libs=-lqscintilla2
 382     AC_CHECK_FILE([${qsci4_library_path}/libqscintilla2.so],
 383                    [qsci4_library_found=yes],
 384                    [qsci4_library_found=no])
 385     if test x${qsci4_library_found} = xyes
 386     then
 387       AC_MSG_NOTICE([qscintilla for qt4 support])
 388       AC_SUBST(qsci4_ldflags)
 389       AC_SUBST(qsci4_libs)
 390       WITH_QSCI4=1
 391       qscintilla_ok=yes
 392       # Propagate test into atlocal
 393       AC_SUBST(WITH_QSCI4)
 394     fi
 395
 396   else
 397     AC_MSG_NOTICE([no support for qscintilla for qt4])
 398   fi
 399
 400   # Propagate test into Makefiles...
 401   AM_CONDITIONAL(WITH_QSCI4, test $WITH_QSCI4 = 1)
 402
 403   # ... and into source files
 404   AC_DEFINE_UNQUOTED(HAS_QSCI4, $WITH_QSCI4, [QsciScintilla library])
 405
 406   # restoring saved values
 407   CPPFLAGS=$saved_CPPFLAGS
 408   LDFLAGS=$saved_LDFLAGS
 409   LIBS=$saved_LIBS
 410
 411 ])