lyx_mirror/config/qt.m4

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dnl find a binary in the path
AC_DEFUN([QT_FIND_PATH],
[
AC_MSG_CHECKING([for $1])
AC_CACHE_VAL(qt_cv_path_$1,
[
qt_cv_path_$1="NONE"
if test -n "$$2"; then
qt_cv_path_$1="$$2";
else
dirs="$3"
qt_save_IFS=$IFS
IFS=':'
for dir in $PATH; do
dirs="$dirs $dir"
done
IFS=$qt_save_IFS
for dir in $dirs; do
if test -x "$dir/$1"; then
if test -n "$5"; then
evalstr="$dir/$1 $5 2>&1 "
if eval $evalstr; then
qt_cv_path_$1="$dir/$1"
break
fi
else
qt_cv_path_$1="$dir/$1"
break
fi
fi
done
fi
])
if test -z "$qt_cv_path_$1" || test "$qt_cv_path_$1" = "NONE"; then
AC_MSG_RESULT(not found)
$4
else
AC_MSG_RESULT($qt_cv_path_$1)
$2=$qt_cv_path_$1
fi
])
dnl Find the uic compiler on the path or in qt_cv_dir
AC_DEFUN([QT_FIND_UIC],
[
QT_FIND_PATH(uic, ac_uic, $qt_cv_dir/bin)
if test -z "$ac_uic" -a "$FATAL" = 1; then
AC_MSG_ERROR([uic binary not found in \$PATH or $qt_cv_dir/bin !])
fi
])
dnl Find the right moc in path/qt_cv_dir
AC_DEFUN([QT_FIND_MOC],
[
QT_FIND_PATH(moc2, ac_moc2, $qt_cv_dir/bin)
QT_FIND_PATH(moc, ac_moc1, $qt_cv_dir/bin)
if test -n "$ac_moc1" -a -n "$ac_moc2"; then
dnl found both. Prefer Qt3's if it exists else moc2
$ac_moc1 -v 2>&1 | grep "Qt 3" >/dev/null
if test "$?" = 0; then
ac_moc=$ac_moc1;
else
ac_moc=$ac_moc2;
fi
else
if test -n "$ac_moc1"; then
ac_moc=$ac_moc1;
else
ac_moc=$ac_moc2;
fi
fi
if test -z "$ac_moc" -a "$FATAL" = 1; then
AC_MSG_ERROR([moc binary not found in \$PATH or $qt_cv_dir/bin !])
fi
])
dnl check a particular libname
AC_DEFUN([QT_TRY_LINK],
[
SAVE_LIBS="$LIBS"
LIBS="$LIBS $1"
AC_TRY_LINK([
#include <qglobal.h>
#include <qstring.h>
],
[
QString s("mangle_failure");
#if (QT_VERSION < 221)
break_me_(\\\);
#endif
],
qt_cv_libname=$1,
)
LIBS="$SAVE_LIBS"
])
dnl check we can do a compile
AC_DEFUN([QT_CHECK_COMPILE],
[
AC_MSG_CHECKING([for Qt library name])
AC_CACHE_VAL(qt_cv_libname,
[
AC_LANG_CPLUSPLUS
SAVE_CXXFLAGS=$CXXFLAGS
CXXFLAGS="$CXXFLAGS $QT_INCLUDES $QT_LDFLAGS"
for libname in -lqt-mt -lqt-mt3 -lqt3 -lqt2 -lqt;
do
QT_TRY_LINK($libname)
if test -n "$qt_cv_libname"; then
break;
fi
done
CXXFLAGS=$SAVE_CXXFLAGS
])
if test -z "$qt_cv_libname"; then
AC_MSG_RESULT([failed])
if test "$FATAL" = 1 ; then
AC_MSG_ERROR([Cannot compile a simple Qt executable. Check you have the right \$QTDIR !])
fi
else
AC_MSG_RESULT([$qt_cv_libname])
fi
])
dnl get Qt version we're using
AC_DEFUN([QT_GET_VERSION],
[
AC_CACHE_CHECK([Qt version],lyx_cv_qtversion,
[
AC_LANG_CPLUSPLUS
SAVE_CPPFLAGS=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $QT_INCLUDES"
cat > conftest.$ac_ext <<EOF
#line __oline__ "configure"
#include "confdefs.h"
#include <qglobal.h>
"%%%"QT_VERSION_STR"%%%"
EOF
lyx_cv_qtversion=`(eval "$ac_cpp conftest.$ac_ext") 2>&5 | \
grep '^"%%%"' 2>/dev/null | \
sed -e 's/"%%%"//g' -e 's/"//g'`
rm -f conftest.$ac_ext
CPPFLAGS=$SAVE_CPPFLAGS
])
QT_VERSION=$lyx_cv_qtversion
AC_SUBST(QT_VERSION)
])
dnl Ascertain whether the Qt libraries are multi-threaded or not
AC_DEFUN([QT_CHECK_IS_MULTITHREADED],
[
AC_CACHE_CHECK([whether the Qt library is multi-threaded],
qt_cv_is_multithreaded,
[
AC_LANG_CPLUSPLUS
SAVE_CXXFLAGS=$CXXFLAGS
SAVE_LIBS="$LIBS"
CXXFLAGS="$CXXFLAGS $QT_INCLUDES $QT_LDFLAGS"
LIBS="$LIBS $QT_LIB"
AC_TRY_LINK(
[
#define QT_THREAD_SUPPORT
#include <qapplication.h>
],
[
QApplication a(0,0);
a.unlock();
],
qt_cv_is_multithreaded=yes,
qt_cv_is_multithreaded=no
)
LIBS="$SAVE_LIBS"
CXXFLAGS=$SAVE_CXXFLAGS
])
if test x"$qt_cv_is_multithreaded" = xyes; then
QT_CPPFLAGS="$QT_CPPFLAGS -DQT_THREAD_SUPPORT"
fi
])
dnl start here
AC_DEFUN([QT_DO_IT_ALL],
[
dnl this variable is precious
AC_ARG_VAR(QTDIR, [the place where the Qt files are, e.g. /usr/lib/qt])
dnl Please leave this alone. I use this file in
dnl oprofile.
FATAL=0
AC_ARG_WITH(qt-dir, [ --with-qt-dir where the root of Qt is installed ],
[ qt_cv_dir=`eval echo "$withval"/` ])
AC_ARG_WITH(qt-includes, [ --with-qt-includes where the Qt includes are. ],
[ qt_cv_includes=`eval echo "$withval"` ])
AC_ARG_WITH(qt-libraries, [ --with-qt-libraries where the Qt library is installed.],
[ qt_cv_libraries=`eval echo "$withval"` ])
dnl pay attention to $QTDIR unless overridden
if test -z "$qt_cv_dir"; then
qt_cv_dir=$QTDIR
fi
dnl derive inc/lib if needed
if test -n "$qt_cv_dir"; then
if test -z "$qt_cv_includes"; then
qt_cv_includes=$qt_cv_dir/include
fi
if test -z "$qt_cv_libraries"; then
qt_cv_libraries=$qt_cv_dir/lib
fi
fi
dnl flags for compilation
QT_INCLUDES=
QT_LDFLAGS=
if test -n "$qt_cv_includes"; then
QT_INCLUDES="-I$qt_cv_includes"
fi
if test -n "$qt_cv_libraries"; then
QT_LDFLAGS="-L$qt_cv_libraries"
fi
AC_SUBST(QT_INCLUDES)
AC_SUBST(QT_LDFLAGS)
dnl Preprocessor flags
case ${host} in
*mingw*) QT_CPPFLAGS="-DQT_DLL -DQT_CLEAN_NAMESPACE -DQT_GENUINE_STR";;
*) QT_CPPFLAGS="-DQT_CLEAN_NAMESPACE -DQT_GENUINE_STR";;
esac
AC_SUBST(QT_CPPFLAGS)
if test -z "$MOC"; then
QT_FIND_MOC
MOC=$ac_moc
fi
AC_SUBST(MOC)
if test -z "$UIC"; then
QT_FIND_UIC
UIC=$ac_uic
fi
AC_SUBST(UIC)
QT_CHECK_COMPILE
QT_LIB=$qt_cv_libname;
AC_SUBST(QT_LIB)
QT_CHECK_IS_MULTITHREADED
if test -n "$qt_cv_libname"; then
QT_GET_VERSION
fi
])