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dnl
dnl configure.in for Ingar's Sudoku Solver
dnl
dnl see also http://qtnode.net/wiki/Qt_with_autotools
dnl
AC_INIT([Sudoku Solver], [0.1.0], [ingar@osirion.org], [sudokusolver])
AC_LANG_CPLUSPLUS
AC_PROG_CC
AC_PROG_CXX
AC_CONFIG_HEADERS(src/config.h)
AM_INIT_AUTOMAKE
dnl
dnl Qt installation prefix
dnl
AC_MSG_CHECKING(Qt installation prefix)
QTDIR=xxx
AC_ARG_WITH([qt-prefix],
AC_HELP_STRING([--with-qt-prefix=], [to specify the path to the Qt installation prefix.]),
[QTPATHS="$withval"],
[QTPATHS="/usr /usr/qt"])
for x in $QTPATHS; do
if test -d $x ; then
QTDIR="$x"
fi
done
if test $QTDIR = xxx ; then
AC_MSG_ERROR(Could not locate Qt)
fi
AC_MSG_RESULT($QTDIR)
dnl
dnl Qt includes directory
dnl
AC_MSG_CHECKING(Qt includes directory)
AC_ARG_WITH([qt-includes],
AC_HELP_STRING([--with-qt-includes=], [to specify the path to directory containing the Qt includes.]),
[QTINCLUDEDIR="$withval"],
[QTINCLUDEDIR="$QTDIR/include"])
AC_MSG_RESULT($QTINCLUDEDIR)
dnl
dnl libraries directory
dnl
AC_MSG_CHECKING(Qt libraries directory)
AC_ARG_WITH([qt-libraries],
AC_HELP_STRING([--with-qt-libraries=], [to specify the path to directory containing the Qt libraries.]),
[QTLIBDIR="$withval"],
[QTLIBDIR="$QTDIR/lib"])
AC_MSG_RESULT($QTLIBDIR)
AC_MSG_CHECKING([host type])
host=`uname -a`
case "$host" in
MINGW32*)
AC_MSG_RESULT(win32)
QTLIBS="-L$QTLIBDIR -lgdi32 -luser32 -lmingw32 -lqtmain -lQt5Widgets -lQt5Gui -lQt5Core -mthreads -Wl,-enable-stdcall-fixup -Wl,-enable-auto-import -Wl,-enable-runtime-pseudo-reloc -Wl,-s -Wl,-s -Wl,-subsystem,windows"
QTINC="-I$QTINCLUDEDIR -I$QTINCLUDEDIR/QtCore -I$QTINCLUDEDIR/QtGui -I$QTINCLUDEDIR/QtWidgets -DUNICODE -DQT_LARGEFILE_SUPPORT -DQT_DLL -DQT_NO_DEBUG -DQT_GUI_LIB -DQT_CORE_LIB -DQT_THREAD_SUPPORT -DQT_NEEDS_QMAIN -frtti -fexceptions"
QTBIN="$QTDIR/bin"
EXEICON="icon.o"
;;
*)
AC_MSG_RESULT(generic unix)
AC_PATH_XTRA
QTINC="-I$QTINCLUDEDIR -I$QTINCLUDEDIR/QtGui -I$QTINCLUDEDIR/QtCore -I$QTINCLUDEDIR/QtWidgets -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED"
QTLIBS="-Wl,-rpath,QTLIBDIR -L$QTLIBDIR -lQt5Widgets -lQt5Gui -lQt5Core -lpthread"
QTBIN="$QTDIR/bin"
EXEICON=""
;;
esac
AC_SUBST(EXEICON)
LIBS="$LIBS $QTLIBS"
INCLUDES="$INCLUDES $QTINC"
PATH="$PATH:$QTBIN"
CXXFLAGS="$CXXFLAGS $QTINC"
AC_MSG_CHECKING(if the compiler accepts -fPIC)
SAVED_CXXFLAGS="$CXXFLAGS"
CXXFLAGS="$CXXFLAGS -fPIC"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [return 0;])],
[AC_MSG_RESULT(yes)
CXXFLAGS="$SAVED_CXXFLAGS -fPIC"],
[AC_MSG_RESULT(no)
CXXFLAGS="$SAVED_CXXFLAGS"])
dnl Now we check whether we can actually build a Qt app.
cat > myqt.h << EOF
#include <QObject>
class Test : public QObject
{
Q_OBJECT
public:
Test() {}
~Test() {}
public slots:
void receive() {}
signals:
void send();
};
EOF
cat > myqt.cpp << EOF
#include "myqt.h"
#include <QApplication>
int main( int argc, char **argv )
{
QApplication app( argc, argv );
Test t;
QObject::connect( &t, SIGNAL(send()), &t, SLOT(receive()) );
}
EOF
AC_MSG_CHECKING(does moc work)
bnv_try_1="moc myqt.h -o moc_myqt.cpp"
AC_TRY_EVAL(bnv_try_1)
if test x"$ac_status" != x0; then
AC_MSG_ERROR(moc doesn't work)
fi
AC_MSG_RESULT(yes)
AC_MSG_CHECKING(can I compile moc_myqt.cpp)
bnv_try_2="$CXX -c $CXXFLAGS -o moc_myqt.o moc_myqt.cpp"
AC_TRY_EVAL(bnv_try_2)
if test x"$ac_status" != x0; then
AC_MSG_ERROR(couldn't compile moc_myqt.cpp)
fi
AC_MSG_RESULT(yes)
AC_MSG_CHECKING(can I compile myqt.cpp)
bnv_try_3="$CXX $QTINC -c $CXXFLAGS -o myqt.o myqt.cpp"
AC_TRY_EVAL(bnv_try_3)
if test x"$ac_status" != x0; then
AC_MSG_ERROR(couldn't compile myqt.cpp)
fi
AC_MSG_RESULT(yes)
AC_MSG_CHECKING(can I link against QT)
nv_try_4="$CXX $LIBS -o myqt myqt.o moc_myqt.o"
AC_TRY_EVAL(bnv_try_4)
if test x"$ac_status" != x0; then
AC_MSG_ERROR(couldn't link)
fi
AC_MSG_RESULT(yes)
AC_MSG_CHECKING(for mkoctfile)
AC_TRY_EVAL(mkoctfile)
if test x"$ac_status" != x0; then
AC_MSG_ERROR(mkoctfile is not in the path)
fi
AC_MSG_RESULT(yes)
rm -f moc_myqt.cpp myqt.h myqt.cpp myqt.o myqt moc_myqt.o
AC_CONFIG_FILES(Makefile src/Makefile)
AC_OUTPUT
AC_MSG_RESULT([
$PACKAGE_STRING
Configuration summary:
platform .................. $host
installation prefix ....... $prefix
includes .................. $INCLUDES
libraries ................. $LIBS
preprocessor flags ........ $CXXFLAGS
compiler flags ............ $CXXFLAGS
])
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