dnl file : m4/libqt.m4 dnl copyright : Copyright (c) 2009-2017 Code Synthesis Tools CC dnl license : GNU GPL v2; see accompanying LICENSE file dnl dnl dnl LIBQTCORE_COMPILE() dnl AC_DEFUN([LIBQTCORE_COMPILE], [ CXX_LIBTOOL_LINK_IFELSE([ AC_LANG_SOURCE([ // See libodb-qt/odb/qt/details/config.hxx for more information on // what's going on here. // # if defined(__ELF__) && !defined(__PIC__) && !defined(__PIE__) # include <QtCore/qconfig.h> // QT_REDUCE_RELOCATIONS # ifdef QT_REDUCE_RELOCATIONS # define __PIE__ # endif # endif #include <string> #include <QtCore/QString> int main () { QString qs ("test"); std::string ss (qs.toStdString ()); return ss.size () != 0; } ])], [libqt_found=yes]) ])dnl dnl dnl LIBQTCORE([ACTION-IF-FOUND[,ACTION-IF-NOT-FOUND]]) dnl dnl AC_DEFUN([LIBQTCORE], [ libqt_found=no # QtCore libraries and pkg-config names in the order we should try # them. # libqt_lib_names="Qt5Core QtCore5 QtCore Qt4Core QtCore4" libqt_pkg_names="Qt5Core QtCore" 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, Qt5Core) via the LIBS variable. # LIBQTCORE_COMPILE # Then check for QtCore using default CPPFLAGS/LDFLAGS. # if test x"$libqt_found" = xno; then for lib in $libqt_lib_names; do save_LIBS="$LIBS" LIBS="-l$lib $LIBS" LIBQTCORE_COMPILE if test x"$libqt_found" = xno; then LIBS="$save_LIBS" else break fi done fi # Try framework in case we are on Mac OS X. # if test x"$libqt_found" = xno; then save_LIBS="$LIBS" LIBS="-framework QtCore $LIBS" LIBQTCORE_COMPILE if test x"$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 for pkg in $libqt_pkg_names; do if $pkg_config --exists $pkg; then save_CPPFLAGS="$CPPFLAGS" save_LIBS="$LIBS" CPPFLAGS=`$pkg_config --cflags $pkg` LIBS=`$pkg_config --libs $pkg` CPPFLAGS="$CPPFLAGS $save_CPPFLAGS" LIBS="$LIBS $save_LIBS" LIBQTCORE_COMPILE if test x"$libqt_found" = xno; then CPPFLAGS="$save_CPPFLAGS" LIBS="$save_LIBS" else break fi fi done fi fi if test x"$libqt_found" = xyes; then AC_MSG_RESULT([yes]) $1 else AC_MSG_RESULT([no]) $2 fi ])dnl