adm/unix/config_files/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 $QTDIR
  67     then
  68       qt4_install_path="/usr"
  69     else
  70       qt4_install_path=$QTDIR
  71     fi
  72   fi
  73
  74   # --- if qt4 standard install directory is not wanted: --without-qt4 or --with-qt4=no
  75   if test x${withval} = xno
  76   then
  77     qt4_install_path=""
  78   fi
  79
  80   QT_DIR=${qt4_install_path}
  81   AC_SUBST(QT_DIR)
  82
  83   # --- check if qt4 includes directory is defined
  84   qt4_include_path=""
  85   AC_ARG_WITH([qt4-includes],
  86     AC_HELP_STRING([--with-qt4-includes@<:@=DIR@:>@], [where the Qt4 includes are: default @<:@$QTDIR/include@:>@ or @<:@/usr/include@:>@]),
  87                  [qt4_include_path=$withval], [withval=no])
  88   if test x${withval} != xno
  89   then
  90     # --- qt4 includes directory is defined
  91     if test x${qt4_include_path} = xyes
  92     then
  93       qt4_include_path="/usr/include"
  94     fi
  95   else
  96     if test x${qt4_install_path} != x
  97     then
  98       qt4_include_path="${qt4_install_path}/include"
  99     fi
 100   fi
 101
 102
 103   # --- check if qt4 libraries directory is defined
 104   qt4_library_path=""
 105   AC_ARG_WITH([qt4-libraries],
 106     AC_HELP_STRING([--with-qt4-libraries@<:@=DIR@:>@], [where the Qt4 libraries are: default @<:@$QTDIR/lib@:>@ or @<:@/usr/lib@:>@]),
 107                  [qt4_library_path=$withval], [withval=no])
 108   if test x${withval} != xno
 109   then
 110     # --- qt4 libraries directory is defined
 111     if test x${qt4_library_path} = xyes
 112     then
 113       qt4_library_path="/usr/lib"
 114     fi
 115   else
 116     if test x${qt4_install_path} != x
 117     then
 118       qt4_library_path="${qt4_install_path}/lib"
 119     fi
 120   fi
 121
 122   # --- check if qt4 tools directory is defined
 123   qt4_tools_path=""
 124   AC_ARG_WITH([qt4-tools],
 125     AC_HELP_STRING([--with-qt4-tools@<:@=DIR@:>@], [where the Qt4 executable tools are: default @<:@$QTDIR/bin@:>@ or @<:@/usr/bin@:>@]),
 126                  [qt4_tools_path=$withval], [withval=no])
 127   if test x${withval} != xno
 128   then
 129     # --- qt4 tools directory is defined
 130     if test x${qt4_tools_path} = xyes
 131     then
 132       qt4_tools_path="/usr/bin"
 133     fi
 134   else
 135     if test x${qt4_install_path} != x
 136     then
 137       qt4_tools_path="${qt4_install_path}/bin"
 138     fi
 139   fi
 140
 141   WITH_QT4=0
 142
 143   AC_MSG_NOTICE(${qt4_include_path})
 144   AC_MSG_NOTICE(${qt4_library_path})
 145   AC_MSG_NOTICE(${qt4_tools_path})
 146
 147   # test if qt4 is completely defined
 148   qt4_defined=yes
 149   if test x${qt4_include_path} = x
 150   then
 151     qt4_defined=no
 152     AC_MSG_NOTICE([No Qt4 include path defined])
 153   fi
 154   if test x${qt4_library_path} = x
 155   then
 156     qt4_defined=no
 157     AC_MSG_NOTICE([No Qt4 library path defined])
 158   fi
 159   if test x${qt4_tools_path} = x
 160   then
 161     qt4_defined=no
 162     AC_MSG_NOTICE([No Qt4 tools path defined])
 163   fi
 164
 165   # saving values for compilation variables
 166   saved_CPPFLAGS=$CPPFLAGS
 167   saved_LDFLAGS=$LDFLAGS
 168   saved_LIBS=$LIBS
 169
 170   if ! test x${qt4_defined} = xno
 171   then
 172     # ask for qt4 support
 173     AC_MSG_NOTICE([checking whether qt4 tools and headers are present])
 174
 175     # --- we test the presence of moc,first under the form moc-qt4, then moc
 176     AC_PATH_PROGS(qt4_moc_found, [moc-qt4 moc], no, ${qt4_tools_path})
 177     test x${qt4_moc_found} = xno && AC_MSG_ERROR([Qt4 moc command NOT FOUND])
 178     QT_MOC=$qt4_moc_found
 179     AC_SUBST(QT_MOC)
 180
 181     # --- we test the presence of uic,first under the form uic-qt4, then uic
 182     AC_PATH_PROGS(qt4_uic_found, [uic-qt4 uic], no, ${qt4_tools_path})
 183     test x${qt4_uic_found} = xno && AC_MSG_ERROR([Qt4 uic command NOT FOUND])
 184     QT_UIC=$qt4_uic_found
 185     AC_SUBST(QT_UIC)
 186
 187     # --- we test the presence of rcc,first under the form rcc-qt4, then rcc
 188     AC_PATH_PROGS(qt4_rcc_found, [rcc-qt4 rcc], no, ${qt4_tools_path})
 189     test x${qt4_rcc_found} = xno && AC_MSG_ERROR([Qt4 rcc command NOT FOUND])
 190     QT_RCC=$qt4_rcc_found
 191     AC_SUBST(QT_RCC)
 192
 193     # --- we test the header file presence and usability
 194     QTINC=""
 195     AC_CHECK_FILE($qt4_include_path/qt4/QtCore/qglobal.h,QTINC="/qt4",QTINC="")
 196     qt4_include_path="$qt4_include_path${QTINC}"
 197     qt4_cppflags=""
 198     qt4_cppflags="${qt4_cppflags} -I$qt4_include_path/QtCore"
 199     qt4_cppflags="${qt4_cppflags} -I$qt4_include_path/QtGui"
 200     qt4_cppflags="${qt4_cppflags} -I$qt4_include_path/Qt"
 201     qt4_cppflags="${qt4_cppflags} -I$qt4_include_path"
 202     CPPFLAGS="${CPPFLAGS} ${qt4_cppflags}"
 203     AC_LANG_PUSH(C++)
 204     AC_CHECK_HEADERS([qapplication.h],
 205                      [qt4_header_found=yes],
 206                      [qt4_header_found=no],
 207                      [])
 208     AC_LANG_POP(C++)
 209     test x${qt4_header_found} = xno && AC_MSG_ERROR([Qt4 include file NOT FOUND])
 210     AC_SUBST(qt4_cppflags)
 211
 212     # --- we test the library file presence and usability
 213     if test x${qt4_library_path} = /usr/lib
 214     then
 215       qt4_ldflags=""
 216     else
 217       qt4_ldflags="-L$qt4_library_path"
 218     fi
 219
 220     AC_MSG_NOTICE([checking whether link with qt4 is working])
 221     qt4_lib_name=QtGui
 222     qt4_libs="-l$qt4_lib_name"
 223     LDFLAGS="${LDFLAGS} ${qt4_ldflags}"
 224     LIBS="${LIBS} ${qt4_libs}"
 225     AC_LANG_PUSH(C++)
 226
 227     AC_LINK_IFELSE([AC_LANG_PROGRAM(
 228     [[ #include <QApplication>
 229        #include <QPushButton> ]],
 230     [[ QApplication app(0, 0);
 231        QPushButton hello("Hello world!");
 232        hello.resize(100, 30);
 233        hello.show(); ]] )],
 234     [qt4_lib_found=yes], [qt4_lib_found=no] )
 235
 236     test x${qt4_lib_found} = xno && AC_MSG_ERROR([Qt4 library NOT FOUND])
 237
 238     AC_LANG_POP(C++)
 239     AC_SUBST(qt4_ldflags)
 240     AC_SUBST(qt4_libs)
 241
 242     # --- after all tests are successful, we support Qt4
 243     WITH_QT4=1
 244     qt_ok=yes
 245     AC_MSG_NOTICE([Qt4 support is OK])
 246
 247   else
 248     # --- no Qt4 support
 249     AC_MSG_NOTICE([No Qt4 support])
 250   fi
 251
 252   # Propagate test into atlocal
 253   AC_SUBST(WITH_QT4)
 254
 255   # Propagate test into Makefiles...
 256   AM_CONDITIONAL(WITH_QT4, test $WITH_QT4 = 1)
 257
 258   # ... and into source files
 259   AC_DEFINE_UNQUOTED(HAS_QT4, $WITH_QT4, [Qt4 library])
 260
 261   # restoring saved values
 262   CPPFLAGS=$saved_CPPFLAGS
 263   LDFLAGS=$saved_LDFLAGS
 264   LIBS=$saved_LIBS
 265
 266 ])
 267
 268
 269 AC_DEFUN([I2_CHECK_QSCINTILLA],
 270 [
 271   AC_REQUIRE([I2_CHECK_QT4])
 272
 273   qscintilla_ok=no
 274   WITH_QSCI4=0
 275
 276   # --- check if qsci4 includes directory is defined
 277   qsci4_include_path=""
 278   qsci4_cppflags=""
 279
 280   AC_ARG_WITH([qsci4-includes],
 281     AC_HELP_STRING([--with-qsci4-includes@<:@=DIR@:>@], [where the Qsci4 includes are: default @<:@$QTDIR/include/Qsci@:>@ or @<:@/usr/include/Qsci@:>@]),
 282               [qsci4_include_path=$withval])
 283
 284   if test x${qsci4_include_path} = x ; then
 285     # --- "" --- try to use QSCINTILLA_DIR/include/Qsci
 286     if test "x${QSCINTILLA_DIR}" != "x" ; then
 287       qsci4_include_path="${QSCINTILLA_DIR}/include"
 288     else
 289       qsci4_include_path=no
 290     fi
 291   fi
 292
 293   if test x${qsci4_include_path} = xno ; then
 294     # --- "no" --- no native installation, try to find in Qt
 295     qsci4_include_path="${QT_DIR}/include${QTINC}/Qsci"
 296     qsci4_cppflags=" -I$qsci4_include_path"
 297     # " -I${QT_DIR}/include${QTINC}" is included in qt4_cppflags
 298   else
 299     if test x${qsci4_include_path} = xyes ; then
 300       # --- "yes" --- try to find in /usr/include/Qsci
 301       qsci4_include_path="/usr/include${QTINC}/Qsci"
 302       qsci4_cppflags=" -I$qsci4_include_path"
 303       # " -I/usr/include${QTINC}" is included in qt4_cppflags or by default (if QTINC is empty)
 304     else
 305       # --- "other" --- try to find in given dir
 306       qsci4_cppflags=" -I$qsci4_include_path/Qsci -I$qsci4_include_path"
 307     fi
 308   fi
 309
 310   AC_MSG_NOTICE($qsci4_cppflags)
 311
 312   # --- check if qsci4 libraries directory is defined
 313   qsci4_library_path=""
 314
 315   AC_ARG_WITH([qsci4-libraries],
 316     AC_HELP_STRING([--with-qsci4-libraries@<:@=DIR@:>@], [where the Qsci4 libraries are: default @<:@$QTDIR/lib@:>@ or @<:@/usr/lib@:>@]),
 317               [qsci4_library_path=$withval])
 318
 319   if test x${qsci4_library_path} = x ; then
 320     # --- "" --- try to use QSCINTILLA_DIR/lib
 321     if test "x${QSCINTILLA_DIR}" != "x" ; then
 322       qsci4_library_path="${QSCINTILLA_DIR}/lib"
 323     else
 324       qsci4_library_path=no
 325     fi
 326   fi
 327
 328   if test x${qsci4_library_path} = xno ; then
 329     # --- "no" --- no native installation, try to find in Qt
 330     qsci4_library_path="${QT_DIR}/lib"
 331   else
 332     if test x${qsci4_library_path} = xyes ; then
 333       # --- "yes" --- try to find in /usr/lib
 334       qsci4_library_path="/usr/lib"
 335     fi
 336   fi
 337
 338   AC_MSG_NOTICE($qsci4_library_path)
 339
 340   # saving values for compilation variables
 341   saved_CPPFLAGS=$CPPFLAGS
 342   saved_LDFLAGS=$LDFLAGS
 343   saved_LIBS=$LIBS
 344
 345   # ask for qsci4 support
 346   AC_MSG_NOTICE([checking whether qscintilla for qt4 headers are present])
 347
 348   # --- we test the header file presence and usability
 349   CPPFLAGS="${CPPFLAGS} ${qsci4_cppflags} ${qt4_cppflags}"
 350   AC_LANG_PUSH(C++)
 351   AC_CHECK_HEADERS([qsciscintilla.h],
 352                    [qsci4_header_found=yes],
 353                    [qsci4_header_found=no],
 354                    [])
 355   AC_LANG_POP(C++)
 356   if test x${qsci4_header_found} = xyes
 357   then
 358     AC_SUBST(qsci4_cppflags)
 359
 360     # --- we test the library file presence and usability
 361     if test x${qsci4_library_path} = x/usr/lib
 362     then
 363       qsci4_ldflags=""
 364     else
 365       qsci4_ldflags="-L$qsci4_library_path"
 366     fi
 367
 368     AC_MSG_NOTICE([checking whether qscintilla2 library is present])
 369     qsci4_libs=-lqscintilla2
 370     AC_CHECK_FILE([${qsci4_library_path}/libqscintilla2.so],
 371                    [qsci4_library_found=yes],
 372                    [qsci4_library_found=no])
 373     if test x${qsci4_library_found} = xyes
 374     then
 375       AC_MSG_NOTICE([qscintilla for qt4 support])
 376       AC_SUBST(qsci4_ldflags)
 377       AC_SUBST(qsci4_libs)
 378       WITH_QSCI4=1
 379       qscintilla_ok=yes
 380       # Propagate test into atlocal
 381       AC_SUBST(WITH_QSCI4)
 382     fi
 383
 384   else
 385     AC_MSG_NOTICE([no support for qscintilla for qt4])
 386   fi
 387
 388   # Propagate test into Makefiles...
 389   AM_CONDITIONAL(WITH_QSCI4, test $WITH_QSCI4 = 1)
 390
 391   # ... and into source files
 392   AC_DEFINE_UNQUOTED(HAS_QSCI4, $WITH_QSCI4, [QsciScintilla library])
 393
 394   # restoring saved values
 395   CPPFLAGS=$saved_CPPFLAGS
 396   LDFLAGS=$saved_LDFLAGS
 397   LIBS=$saved_LIBS
 398
 399 ])