# SPDX-License-Identifier: GPL-2.0 hostprogs-always-y += genksyms genksyms-objs := genksyms.o parse.tab.o lex.lex.o # FIXME: fix the ambiguous grammar in parse.y and delete this hack # # Suppress shift/reduce, reduce/reduce conflicts warnings # unless W=1 is specified. # # Just in case, run "$(YACC) --version" without suppressing stderr # so that 'bison: not found' will be displayed if it is missing. ifeq ($(findstring 1,$(KBUILD_EXTRA_WARN)),) quiet_cmd_bison_no_warn = $(quiet_cmd_bison) cmd_bison_no_warn = $(YACC) --version >/dev/null; \ $(cmd_bison) 2>/dev/null $(obj)/pars%.tab.c $(obj)/pars%.tab.h: $(src)/pars%.y FORCE $(call if_changed,bison_no_warn) endif # -I needed for generated C source to include headers in source tree HOSTCFLAGS_parse.tab.o := -I $(srctree)/$(src) HOSTCFLAGS_lex.lex.o := -I $(srctree)/$(src) # dependencies on generated files need to be listed explicitly $(obj)/lex.lex.o: $(obj)/parse.tab.h