+AC_SUBST(lame_in_source)
+
+xpdf_in_source=
+splash_in_source=
+xpdf_include=
+
+if test "x$USE_POPPLER" = "xtrue"; then
+ AC_DEFINE([HAVE_POPPLER],[1],[use poppler])
+ PKG_CHECK_MODULES([POPPLER],[poppler poppler-splash],,[poppler_pkgconfig=no])
+ if test "x$poppler_pkgconfig" = "xno"; then
+ AC_LANG_PUSH([C++])
+ AC_CHECK_HEADERS([OutputDev.h],[
+ AC_CHECK_LIB([poppler],[main],,[])
+ ],[AC_MSG_ERROR([No poppler library found. This library is required.])])
+ AC_LANG_POP
+ else
+ CPPFLAGS="$CPPFLAGS $POPPLER_CFLAGS"
+ LIBS="$LIBS $POPPLER_LIBS"
+ AC_DEFINE([HAVE_POPPLER], [1])
+ fi
+else
+ splash_in_source='$(splash_objects)'
+ xpdf_in_source='$(xpdf_objects)'
+ xpdf_include=' -I xpdf '
+fi
+
+AC_SUBST([xpdf_in_source])
+AC_SUBST([splash_in_source])
+AC_SUBST([xpdf_include])