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dnl file : m4/libqt.m4
dnl author : Boris Kolpackov <boris@codesynthesis.com>
dnl copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
dnl license : GNU GPL v2; see accompanying LICENSE file
dnl
dnl LIBQTCORE([ACTION-IF-FOUND[,ACTION-IF-NOT-FOUND]])
dnl
dnl
AC_DEFUN([LIBQTCORE], [
libqt_found=no
AC_PATH_PROG([pkg_config],[pkg-config])
AC_MSG_CHECKING([for QtCore])
# First check for QtCore using default CPPFLAGS/LDFLAGS/LIBS. This
# test allows the user to override the QtCore library name (e.g.,
# QtCored4) via the LIBS variable.
#
CXX_LIBTOOL_LINK_IFELSE(
AC_LANG_SOURCE([[
#include <string>
#include <QString>
int
main ()
{
QString qs ("test");
std::string ss (qs.toStdString ());
return ss.size () != 0;
}
]]),
[
libqt_found=yes
])
# Then check for QtCore using default CPPFLAGS/LDFLAGS.
#
if test x"$libqt_found" = xno; then
save_LIBS="$LIBS"
LIBS="-lQtCore $LIBS"
CXX_LIBTOOL_LINK_IFELSE(
AC_LANG_SOURCE([[
#include <string>
#include <QString>
int
main ()
{
QString qs ("test");
std::string ss (qs.toStdString ());
return ss.size () != 0;
}
]]),
[
libqt_found=yes
])
if test x"$libqt_found" = xno; then
LIBS="$save_LIBS"
fi
fi
# If QtCore is not found, try its versioned variant, QtCore4.
#
if test x"$libqt_found" = xno; then
save_LIBS="$LIBS"
LIBS="-lQtCore4 $LIBS"
CXX_LIBTOOL_LINK_IFELSE(
AC_LANG_SOURCE([[
#include <string>
#include <QString>
int
main ()
{
QString qs ("test");
std::string ss (qs.toStdString ());
return ss.size () != 0;
}
]]),
[
libqt_found=yes
])
if test x"$libqt_found" = xno; then
LIBS="$save_LIBS"
fi
fi
# If default CPPFLAGS/LDFLAGS didn't work, try to discover
# them using pkg-config.
#
if test x"$libqt_found" = xno; then
if test x"$pkg_config" != x; then
if $pkg_config --exists QtCore; then
save_CPPFLAGS="$CPPFLAGS"
save_LIBS="$LIBS"
CPPFLAGS=`$pkg_config --cflags QtCore`
LIBS=`$pkg_config --libs QtCore`
CPPFLAGS="$CPPFLAGS $save_CPPFLAGS"
LIBS="$LIBS $save_LIBS"
CXX_LIBTOOL_LINK_IFELSE(
AC_LANG_SOURCE([[
#include <string>
#include <QString>
int
main ()
{
QString qs ("test");
std::string ss (qs.toStdString ());
return ss.size () != 0;
}
]]),
[
libqt_found=yes
])
if test x"$libqt_found" = xno; then
CPPFLAGS="$save_CPPFLAGS"
LIBS="$save_LIBS"
fi
fi
fi
fi
if test x"$libqt_found" = xyes; then
AC_MSG_RESULT([yes])
$1
else
AC_MSG_RESULT([no])
$2
fi
])dnl
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