BUILDSTAMP = ./buildstamp.vhd
SVN_REV = $(shell test -d .svn && svn info | grep '^Revision' | sed -e 's/Revision: *//')
SVN_STATUS = $(shell test -d .svn && svn status)
ifeq ($(strip $(SVN_REV)),)
  SVN_REV = 0
endif
SVN_CLEAN = 0
ifeq ($(strip $(SVN_STATUS)),)
  SVN_CLEAN = 1
endif

synth:
	@echo "Updating buildstamp"
	@/bin/echo -e "\
library ieee; use ieee.std_logic_1164.all; use ieee.numeric_std.all;\n\n\
package buildstamp is\n\
  constant build_date : std_logic_vector(31 downto 0) := x\""$(shell date +%Y%m%d)"\";\n\
  constant build_time : std_logic_vector(15 downto 0) := x\""$(shell date +%H%M)"\";\n\
  constant build_rev : std_logic_vector(15 downto 0) :=\n\
    std_logic_vector(to_unsigned("$(SVN_REV)", 16));\n\
  constant build_clean : std_logic := '"$(SVN_CLEAN)"';\n\
end buildstamp;\n\n\
package body buildstamp is end buildstamp;" > $(BUILDSTAMP)
	-rm -rf precision NETLIST/* REPORTS/*
	mkdir precision
	precision -shell -rtlplus -file ../../arch/actel/script/read_prec.tcl -logfile ./REPORTS/precision.log