Add support for parsing of REF_TO keyword (defined in IEC61131-3 v3). This support is currently inactive (in flex) until we get to add C code generation later on.
include ../common.mk
AM_YFLAGS = -d
AM_LFLAGS = -o$(LEX_OUTPUT_ROOT).c
# Make sure this header file is generated first (by bison), as it is included
# by other C++ code that will also be compiled.
BUILT_SOURCES = iec_bison.h
CLEANFILES = \
iec_flex.cc \
iec_bison.cc \
iec_bison.h
lib_LIBRARIES = libstage1_2.a
libstage1_2_a_SOURCES = \
iec_flex.ll \
iec_bison.yy \
create_enumtype_conversion_functions.cc \
stage1_2.cc
libstage1_2_a_CPPFLAGS = -DDEFAULT_LIBDIR='"lib"' -I../../absyntax -DYY_BUF_SIZE=65536