default_pre_build &&
cd "$SOURCE_DIRECTORY" &&

# Patch to build against Boost 1.61+
zcat "$SPELL_DIRECTORY/boost-1.61.patch.gz" | patch -fp1

# Remove dependency on advanced regexps, allows building against wxgtk* with
# external PCRE, plus it's not really useful.
sed -i 's/wxRE_ADVANCED/wxRE_EXTENDED/' \
      eeschema/class_netlist_object.cpp \
      pcbnew/dialogs/dialog_fp_lib_table.cpp \
      pcbnew/netlist_reader.cpp