lyx_mirror/config/qt4.m4
Lars Gullik Bjønnes 96313cdcb5 Make QT4 config use pgk-config if available
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@14520 a592a061-630c-0410-9148-cb99ea01b6c8
2006-07-30 21:33:59 +00:00

254 lines
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dnl find a binary in the path
AC_DEFUN([QT4_FIND_PATH],
[
AC_MSG_CHECKING([for $1])
AC_CACHE_VAL(qt4_cv_path_$1,
[
qt4_cv_path_$1="NONE"
if test -n "$$2"; then
qt4_cv_path_$1="$$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
qt4_cv_path_$1="$dir/$1"
break
fi
else
qt4_cv_path_$1="$dir/$1"
break
fi
fi
done
fi
])
if test -z "$qt4_cv_path_$1" || test "$qt4_cv_path_$1" = "NONE"; then
AC_MSG_RESULT(not found)
$4
else
AC_MSG_RESULT($qt4_cv_path_$1)
$2=$qt4_cv_path_$1
fi
])
dnl Find the uic compiler on the path or in qt_cv_dir
AC_DEFUN([QT_FIND_UIC4],
[
QT4_FIND_PATH(uic, ac_uic4, $qt4_cv_dir/bin)
if test -z "$ac_uic4" -a "$FATAL" = 1; then
AC_MSG_ERROR([uic 4 binary not found in \$PATH or $qt4_cv_dir/bin !])
fi
])
dnl Find the right moc in path/qt_cv_dir
AC_DEFUN([QT_FIND_MOC4],
[
QT4_FIND_PATH(moc, ac_moc4, $qt4_cv_dir/bin)
if test -z "$ac_moc4" -a "$FATAL" = 1; then
AC_MSG_ERROR([moc 4 binary not found in \$PATH or $qt4_cv_dir/bin !])
fi
])
dnl check a particular libname
AC_DEFUN([QT4_TRY_LINK],
[
SAVE_LIBS="$LIBS"
LIBS="$LIBS $1"
AC_TRY_LINK([
#include <qglobal.h>
#include <qstring.h>
],
[
QString s("mangle_failure");
#if (QT_VERSION < 400)
break_me_(\\\);
#endif
],
qt4_cv_libname=$1,
)
LIBS="$SAVE_LIBS"
])
dnl check we can do a compile
AC_DEFUN([QT4_CHECK_COMPILE],
[
AC_MSG_CHECKING([for Qt 4 library name])
AC_CACHE_VAL(qt4_cv_libname,
[
AC_LANG_CPLUSPLUS
SAVE_CXXFLAGS=$CXXFLAGS
CXXFLAGS="$CXXFLAGS $QT4_INCLUDES $QT4_LDFLAGS"
for libname in '-lQtCore -lQtGui' \
'-lQtCore4 -lQtGui4'
do
QT4_TRY_LINK($libname)
if test -n "$qt4_cv_libname"; then
break;
fi
done
CXXFLAGS=$SAVE_CXXFLAGS
])
if test -z "$qt4_cv_libname"; then
AC_MSG_RESULT([failed])
if test "$FATAL" = 1 ; then
AC_MSG_ERROR([Cannot compile a simple Qt 4 executable. Check you have the right \$QT4DIR !])
fi
else
AC_MSG_RESULT([$qt4_cv_libname])
fi
])
dnl get Qt version we're using
AC_DEFUN([QT4_GET_VERSION],
[
AC_CACHE_CHECK([Qt 4 version],lyx_cv_qt4version,
[
AC_LANG_CPLUSPLUS
SAVE_CPPFLAGS=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $QT4_INCLUDES"
cat > conftest.$ac_ext <<EOF
#line __oline__ "configure"
#include "confdefs.h"
#include <qglobal.h>
"%%%"QT_VERSION_STR"%%%"
EOF
lyx_cv_qt4version=`(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
])
QT4_VERSION=$lyx_cv_qt4version
AC_SUBST(QT4_VERSION)
])
dnl start here
AC_DEFUN([QT4_DO_IT_ALL],
[
dnl Check if it possible to do a pgk-config
PKG_PROG_PKG_CONFIG
if test -n "$PKG_CONFIG" ; then
QT4_DO_PKG_CONFIG
else
QT4_DO_MANUAL_CONFIG
fi
])
AC_DEFUN([QT4_DO_PKG_CONFIG],
[
PKG_CHECK_MODULES(QT4_FRONTEND, QtCore QtGui)
if test "$pkg_failed" == "no" ; then
QT4_INCLUDES=$QT4_FRONTEND_CFLAGS
dnl QT4_LDFLAGS=$QT4_FRONTEND_LIBS
QT4_LDFLAGS=`$PKG_CONFIG --libs-only-L QtCore QtGui`
AC_SUBST(QT4_INCLUDES)
AC_SUBST(QT4_LDFLAGS)
QT4_VERSION=`$PKG_CONFIG --modversion QtCore`
AC_SUBST(QT4_VERSION)
QT4_LIB=`$PKG_CONFIG --libs-only-l QtCore QtGui`
AC_SUBST(QT4_LIB)
QT4_CPPFLAGS="-DQT_CLEAN_NAMESPACE -DQT_GENUINE_STR -DQT_NO_STL -DQT3_SUPPORT -DQT_NO_KEYWORDS"
case ${host} in
*mingw*) QT4_CPPFLAGS="-DQT_DLL $QT4_CPPFLAGS";;
esac
AC_SUBST(QT4_CPPFLAGS)
AC_CHECK_PROGS(MOC4, moc-qt4 moc)
AC_CHECK_PROGS(UIC4, uic-qt4 uic)
else
QT4_DO_MANUAL_CONFIG
fi
])
AC_DEFUN([QT4_DO_MANUAL_CONFIG],
[
dnl this variable is precious
AC_ARG_VAR(QT4DIR, [the place where the Qt 4 files are, e.g. /usr/lib/qt4])
dnl Please leave this alone. I use this file in
dnl oprofile.
FATAL=0
AC_ARG_WITH(qt4-dir, [ --with-qt4-dir where the root of Qt 4 is installed ],
[ qt4_cv_dir=`eval echo "$withval"/` ])
AC_ARG_WITH(qt4-includes, [ --with-qt4-includes where the Qt 4 includes are. ],
[ qt4_cv_includes=`eval echo "$withval"` ])
AC_ARG_WITH(qt4-libraries, [ --with-qt4-libraries where the Qt 4 library is installed.],
[ qt4_cv_libraries=`eval echo "$withval"` ])
dnl pay attention to $QT4DIR unless overridden
if test -z "$qt4_cv_dir"; then
qt4_cv_dir=$QT4DIR
fi
dnl derive inc/lib if needed
if test -n "$qt4_cv_dir"; then
if test -z "$qt4_cv_includes"; then
qt4_cv_includes=$qt4_cv_dir/include
fi
if test -z "$qt4_cv_libraries"; then
qt4_cv_libraries=$qt4_cv_dir/lib
fi
fi
dnl flags for compilation
QT4_INCLUDES=
QT4_LDFLAGS=
if test -n "$qt4_cv_includes"; then
QT4_INCLUDES="-I$qt4_cv_includes"
for i in Qt QtCore QtGui; do
QT4_INCLUDES="$QT4_INCLUDES -I$qt4_cv_includes/$i"
done
fi
if test -n "$qt4_cv_libraries"; then
QT4_LDFLAGS="-L$qt4_cv_libraries"
fi
AC_SUBST(QT4_INCLUDES)
AC_SUBST(QT4_LDFLAGS)
dnl Preprocessor flags
QT4_CPPFLAGS="-DQT_CLEAN_NAMESPACE -DQT_GENUINE_STR -DQT_NO_STL -DQT3_SUPPORT -DQT_NO_KEYWORDS"
case ${host} in
*mingw*) QT4_CPPFLAGS="-DQT_DLL $QT4_CPPFLAGS";;
esac
AC_SUBST(QT4_CPPFLAGS)
if test -z "$MOC4"; then
QT_FIND_MOC4
MOC4=$ac_moc4
fi
AC_SUBST(MOC4)
if test -z "$UIC4"; then
QT_FIND_UIC4
UIC4=$ac_uic4
fi
AC_SUBST(UIC4)
QT4_CHECK_COMPILE
QT4_LIB=$qt4_cv_libname;
AC_SUBST(QT4_LIB)
if test -n "$qt4_cv_libname"; then
QT4_GET_VERSION
fi
])