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Diffstat (limited to 'volk/config/bnv_have_qt.m4')
| -rw-r--r-- | volk/config/bnv_have_qt.m4 | 404 |
1 files changed, 404 insertions, 0 deletions
diff --git a/volk/config/bnv_have_qt.m4 b/volk/config/bnv_have_qt.m4 new file mode 100644 index 000000000..1469bfbfd --- /dev/null +++ b/volk/config/bnv_have_qt.m4 @@ -0,0 +1,404 @@ +dnl Available from the GNU Autoconf Macro Archive at: +dnl http://www.gnu.org/software/ac-archive/htmldoc/bnv_have_qt.html +dnl +AC_DEFUN([BNV_HAVE_QT], +[ + dnl THANKS! This code includes bug fixes by: + dnl Tim McClarren. + + AC_REQUIRE([AC_PROG_CXX]) + AC_REQUIRE([AC_PATH_X]) + AC_REQUIRE([AC_PATH_XTRA]) + + AC_MSG_CHECKING(for Qt) + + AC_ARG_WITH([Qt-dir], + [ --with-Qt-dir=DIR DIR is equal to \$QTDIR if you have followed the + installation instructions of Trolltech. Header + files are in DIR/include, binary utilities are + in DIR/bin and the library is in DIR/lib]) + AC_ARG_WITH([Qt-include-dir], + [ --with-Qt-include-dir=DIR + Qt header files are in DIR]) + AC_ARG_WITH([Qt-bin-dir], + [ --with-Qt-bin-dir=DIR Qt utilities such as moc and uic are in DIR]) + AC_ARG_WITH([Qt-lib-dir], + [ --with-Qt-lib-dir=DIR The Qt library is in DIR]) + AC_ARG_WITH([Qt-lib], + [ --with-Qt-lib=LIB Use -lLIB to link with the Qt library]) + if test x"$with_Qt_dir" = x"no" || + test x"$with_Qt_include-dir" = x"no" || + test x"$with_Qt_bin_dir" = x"no" || + test x"$with_Qt_lib_dir" = x"no" || + test x"$with_Qt_lib" = x"no"; then + # user disabled Qt. Leave cache alone. + have_qt="User disabled Qt." + else + # "yes" is a bogus option + if test x"$with_Qt_dir" = xyes; then + with_Qt_dir= + fi + if test x"$with_Qt_include_dir" = xyes; then + with_Qt_include_dir= + fi + if test x"$with_Qt_bin_dir" = xyes; then + with_Qt_bin_dir= + fi + if test x"$with_Qt_lib_dir" = xyes; then + with_Qt_lib_dir= + fi + if test x"$with_Qt_lib" = xyes; then + with_Qt_lib= + fi + # No Qt unless we discover otherwise + have_qt=no + # Check whether we are requested to link with a specific version + if test x"$with_Qt_lib" != x; then + bnv_qt_lib="$with_Qt_lib" + fi + # Check whether we were supplied with an answer already + if test x"$with_Qt_dir" != x; then + have_qt=yes + bnv_qt_dir="$with_Qt_dir" + bnv_qt_include_dir="$with_Qt_dir/include" + bnv_qt_bin_dir="$with_Qt_dir/bin" + bnv_qt_lib_dir="$with_Qt_dir/lib" + # Only search for the lib if the user did not define one already + if test x"$bnv_qt_lib" = x; then + bnv_qt_lib="`ls $bnv_qt_lib_dir/libqt* | sed -n 1p | + sed s@$bnv_qt_lib_dir/lib@@ | [sed s@[.].*@@]`" + fi + bnv_qt_LIBS="-L$bnv_qt_lib_dir -l$bnv_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS" + else + # Use cached value or do search, starting with suggestions from + # the command line + AC_CACHE_VAL(bnv_cv_have_qt, + [ + # We are not given a solution and there is no cached value. + bnv_qt_dir=NO + bnv_qt_include_dir=NO + bnv_qt_lib_dir=NO + if test x"$bnv_qt_lib" = x; then + bnv_qt_lib=NO + fi + BNV_PATH_QT_DIRECT + if test "$bnv_qt_dir" = NO || + test "$bnv_qt_include_dir" = NO || + test "$bnv_qt_lib_dir" = NO || + test "$bnv_qt_lib" = NO; then + # Problem with finding complete Qt. Cache the known absence of Qt. + bnv_cv_have_qt="have_qt=no" + else + # Record where we found Qt for the cache. + bnv_cv_have_qt="have_qt=yes \ + bnv_qt_dir=$bnv_qt_dir \ + bnv_qt_include_dir=$bnv_qt_include_dir \ + bnv_qt_bin_dir=$bnv_qt_bin_dir \ + bnv_qt_LIBS=\"$bnv_qt_LIBS\"" + fi + ])dnl + eval "$bnv_cv_have_qt" + fi # all $bnv_qt_* are set + fi # $have_qt reflects the system status + if test x"$have_qt" = xyes; then + QT_CXXFLAGS="-I$bnv_qt_include_dir" + QT_DIR="$bnv_qt_dir" + QT_LIBS="$bnv_qt_LIBS" + # If bnv_qt_dir is defined, utilities are expected to be in the + # bin subdirectory + if test x"$bnv_qt_dir" != x; then + if test -x "$bnv_qt_dir/bin/uic"; then + QT_UIC="$bnv_qt_dir/bin/uic" + else + # Old versions of Qt don't have uic + QT_UIC= + fi + QT_MOC="$bnv_qt_dir/bin/moc" + else + # Or maybe we are told where to look for the utilities + if test x"$bnv_qt_bin_dir" != x; then + if test -x "$bnv_qt_bin_dir/uic"; then + QT_UIC="$bnv_qt_bin_dir/uic" + else + # Old versions of Qt don't have uic + QT_UIC= + fi + QT_MOC="$bnv_qt_bin_dir/moc" + else + # Last possibility is that they are in $PATH + QT_UIC="`which uic`" + QT_MOC="`which moc`" + fi + fi + # All variables are defined, report the result + AC_MSG_RESULT([$have_qt: + QT_CXXFLAGS=$QT_CXXFLAGS + QT_DIR=$QT_DIR + QT_LIBS=$QT_LIBS + QT_UIC=$QT_UIC + QT_MOC=$QT_MOC]) + else + # Qt was not found + QT_CXXFLAGS= + QT_DIR= + QT_LIBS= + QT_UIC= + QT_MOC= + AC_MSG_RESULT($have_qt) + fi + AC_SUBST(QT_CXXFLAGS) + AC_SUBST(QT_DIR) + AC_SUBST(QT_LIBS) + AC_SUBST(QT_UIC) + AC_SUBST(QT_MOC) + + #### Being paranoid: + if test x"$have_qt" = xyes; then + AC_MSG_CHECKING(correct functioning of Qt installation) + AC_CACHE_VAL(bnv_cv_qt_test_result, + [ + cat > bnv_qt_test.h << EOF +#include <qobject.h> +class Test : public QObject +{ +Q_OBJECT +public: + Test() {} + ~Test() {} +public slots: + void receive() {} +signals: + void send(); +}; +EOF + + cat > bnv_qt_main.$ac_ext << EOF +#include "bnv_qt_test.h" +#include <qapplication.h> +int main( int argc, char **argv ) +{ + QApplication app( argc, argv ); + Test t; + QObject::connect( &t, SIGNAL(send()), &t, SLOT(receive()) ); +} +EOF + + bnv_cv_qt_test_result="failure" + bnv_try_1="$QT_MOC bnv_qt_test.h -o moc_bnv_qt_test.$ac_ext >/dev/null 2>bnv_qt_test_1.out" + AC_TRY_EVAL(bnv_try_1) + bnv_err_1=`grep -v '^ *+' bnv_qt_test_1.out | grep -v "^bnv_qt_test.h\$"` + if test x"$bnv_err_1" != x; then + echo "$bnv_err_1" >&AC_FD_CC + echo "configure: could not run $QT_MOC on:" >&AC_FD_CC + cat bnv_qt_test.h >&AC_FD_CC + else + bnv_try_2="$CXX $QT_CXXFLAGS -c $CXXFLAGS -o moc_bnv_qt_test.o moc_bnv_qt_test.$ac_ext >/dev/null 2>bnv_qt_test_2.out" + AC_TRY_EVAL(bnv_try_2) + bnv_err_2=`grep -v '^ *+' bnv_qt_test_2.out | grep -v "^bnv_qt_test.{$ac_ext}\$"` + if test x"$bnv_err_2" != x; then + echo "$bnv_err_2" >&AC_FD_CC + echo "configure: could not compile:" >&AC_FD_CC + cat bnv_qt_test.$ac_ext >&AC_FD_CC + else + bnv_try_3="$CXX $QT_CXXFLAGS -c $CXXFLAGS -o bnv_qt_main.o bnv_qt_main.$ac_ext >/dev/null 2>bnv_qt_test_3.out" + AC_TRY_EVAL(bnv_try_3) + bnv_err_3=`grep -v '^ *+' bnv_qt_test_3.out | grep -v "^bnv_qt_main.{$ac_ext}\$"` + if test x"$bnv_err_3" != x; then + echo "$bnv_err_3" >&AC_FD_CC + echo "configure: could not compile:" >&AC_FD_CC + cat bnv_qt_main.$ac_ext >&AC_FD_CC + else + bnv_try_4="$CXX $QT_LIBS $LIBS -o bnv_qt_main bnv_qt_main.o moc_bnv_qt_test.o >/dev/null 2>bnv_qt_test_4.out" + AC_TRY_EVAL(bnv_try_4) + bnv_err_4=`grep -v '^ *+' bnv_qt_test_4.out` + if test x"$bnv_err_4" != x; then + echo "$bnv_err_4" >&AC_FD_CC + else + bnv_cv_qt_test_result="success" + fi + fi + fi + fi + ])dnl AC_CACHE_VAL bnv_cv_qt_test_result + AC_MSG_RESULT([$bnv_cv_qt_test_result]); + if test x"$bnv_cv_qt_test_result" = "xfailure"; then + # working Qt was not found + QT_CXXFLAGS= + QT_DIR= + QT_LIBS= + QT_UIC= + QT_MOC= + have_qt=no + AC_MSG_WARN([Failed to find matching components of a complete + Qt installation. Try using more options, + see ./configure --help.]) + fi + + rm -f bnv_qt_test.h moc_bnv_qt_test.$ac_ext moc_bnv_qt_test.o \ + bnv_qt_main.$ac_ext bnv_qt_main.o bnv_qt_main \ + bnv_qt_test_1.out bnv_qt_test_2.out bnv_qt_test_3.out bnv_qt_test_4.out + fi +]) + +dnl Internal subroutine of BNV_HAVE_QT +dnl Set bnv_qt_dir bnv_qt_include_dir bnv_qt_bin_dir bnv_qt_lib_dir bnv_qt_lib +dnl Copyright 2001 Bastiaan N. Veelo <Bastiaan.N.Veelo@immtek.ntnu.no> +AC_DEFUN([BNV_PATH_QT_DIRECT], +[ + ## Binary utilities ## + if test x"$with_Qt_bin_dir" != x; then + bnv_qt_bin_dir=$with_Qt_bin_dir + fi + ## Look for header files ## + if test x"$with_Qt_include_dir" != x; then + bnv_qt_include_dir="$with_Qt_include_dir" + else + # The following header file is expected to define QT_VERSION. + qt_direct_test_header=qglobal.h + # Look for the header file in a standard set of common directories. + bnv_include_path_list=" + /usr/include + `ls -dr /usr/include/qt* 2>/dev/null` + `ls -dr /usr/lib/qt*/include 2>/dev/null` + `ls -dr /usr/local/qt*/include 2>/dev/null` + `ls -dr /opt/qt*/include 2>/dev/null` + " + for bnv_dir in $bnv_include_path_list; do + if test -r "$bnv_dir/$qt_direct_test_header"; then + bnv_dirs="$bnv_dirs $bnv_dir" + fi + done + # Now look for the newest in this list + bnv_prev_ver=0 + for bnv_dir in $bnv_dirs; do + bnv_this_ver=`egrep -w '#define QT_VERSION' $bnv_dir/$qt_direct_test_header | sed s/'#define QT_VERSION'//` + if expr $bnv_this_ver '>' $bnv_prev_ver > /dev/null; then + bnv_qt_include_dir=$bnv_dir + bnv_prev_ver=$bnv_this_ver + fi + done + fi dnl Found header files. + + # Are these headers located in a traditional Trolltech installation? + # That would be $bnv_qt_include_dir stripped from its last element: + bnv_possible_qt_dir=`dirname $bnv_qt_include_dir` + if test -x $bnv_possible_qt_dir/bin/moc && + ls $bnv_possible_qt_dir/lib/libqt* > /dev/null; then + # Then the rest is a piece of cake + bnv_qt_dir=$bnv_possible_qt_dir + bnv_qt_bin_dir="$bnv_qt_dir/bin" + bnv_qt_lib_dir="$bnv_qt_dir/lib" + # Only look for lib if the user did not supply it already + if test x"$bnv_qt_lib" = xNO; then + bnv_qt_lib="`ls $bnv_qt_lib_dir/libqt* | sed -n 1p | + sed s@$bnv_qt_lib_dir/lib@@ | [sed s@[.].*@@]`" + fi + bnv_qt_LIBS="-L$bnv_qt_lib_dir -l$bnv_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS" + else + # There is no valid definition for $QTDIR as Trolltech likes to see it + bnv_qt_dir= + ## Look for Qt library ## + if test x"$with_Qt_lib_dir" != x; then + bnv_qt_lib_dir="$with_Qt_lib_dir" + # Only look for lib if the user did not supply it already + if test x"$bnv_qt_lib" = xNO; then + bnv_qt_lib="`ls $bnv_qt_lib_dir/libqt* | sed -n 1p | + sed s@$bnv_qt_lib_dir/lib@@ | [sed s@[.].*@@]`" + fi + bnv_qt_LIBS="-L$bnv_qt_lib_dir -l$bnv_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS" + else + # Normally, when there is no traditional Trolltech installation, + # the library is installed in a place where the linker finds it + # automatically. + # If the user did not define the library name, try with qt + if test x"$bnv_qt_lib" = xNO; then + bnv_qt_lib=qt + fi + qt_direct_test_header=qapplication.h + qt_direct_test_main=" + int argc; + char ** argv; + QApplication app(argc,argv); + " + # See if we find the library without any special options. + # Don't add top $LIBS permanently yet + bnv_save_LIBS="$LIBS" + LIBS="-l$bnv_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS" + bnv_qt_LIBS="$LIBS" + bnv_save_CXXFLAGS="$CXXFLAGS" + CXXFLAGS="-I$bnv_qt_include_dir" + AC_TRY_LINK([#include <$qt_direct_test_header>], + $qt_direct_test_main, + [ + # Success. + # We can link with no special library directory. + bnv_qt_lib_dir= + ], [ + # That did not work. Try the multi-threaded version + echo "Non-critical error, please neglect the above." >&AC_FD_CC + bnv_qt_lib=qt-mt + LIBS="-l$bnv_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS" + AC_TRY_LINK([#include <$qt_direct_test_header>], + $qt_direct_test_main, + [ + # Success. + # We can link with no special library directory. + bnv_qt_lib_dir= + ], [ + # That did not work. Try the OpenGL version + echo "Non-critical error, please neglect the above." >&AC_FD_CC + bnv_qt_lib=qt-gl + LIBS="-l$bnv_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS" + AC_TRY_LINK([#include <$qt_direct_test_header>], + $qt_direct_test_main, + [ + # Succes. + # We can link with no special library directory. + bnv_qt_lib_dir= + ], [ + # That did not work. Maybe a library version I don't know about? + echo "Non-critical error, please neglect the above." >&AC_FD_CC + # Look for some Qt lib in a standard set of common directories. + bnv_dir_list=" + `echo $bnv_qt_includes | sed ss/includess` + /lib + /usr/lib + /usr/local/lib + /opt/lib + `ls -dr /usr/lib/qt* 2>/dev/null` + `ls -dr /usr/local/qt* 2>/dev/null` + `ls -dr /opt/qt* 2>/dev/null` + " + for bnv_dir in $bnv_dir_list; do + if ls $bnv_dir/libqt*; then + # Gamble that it's the first one... + bnv_qt_lib="`ls $bnv_dir/libqt* | sed -n 1p | + sed s@$bnv_dir/lib@@ | sed s/[.].*//`" + bnv_qt_lib_dir="$bnv_dir" + break + fi + done + # Try with that one + LIBS="-l$bnv_qt_lib $X_PRE_LIBS $X_LIBS -lX11 -lXext -lXmu -lXt -lXi $X_EXTRA_LIBS" + AC_TRY_LINK([#include <$qt_direct_test_header>], + $qt_direct_test_main, + [ + # Succes. + # We can link with no special library directory. + bnv_qt_lib_dir= + ], [ + # Leave bnv_qt_lib_dir defined + ]) + ]) + ]) + ]) + if test x"$bnv_qt_lib_dir" != x; then + bnv_qt_LIBS="-l$bnv_qt_lib_dir $LIBS" + else + bnv_qt_LIBS="$LIBS" + fi + LIBS="$bnv_save_LIBS" + CXXFLAGS="$bnv_save_CXXFLAGS" + fi dnl $with_Qt_lib_dir was not given + fi dnl Done setting up for non-traditional Trolltech installation +]) |