# Copyright 2014 The Rust Project Developers. See the COPYRIGHT # file at the top-level directory of this distribution and at # http://rust-lang.org/COPYRIGHT. # # Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or # http://www.apache.org/licenses/LICENSE-2.0> or the MIT license # <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your # option. This file may not be copied, modified, or distributed # except according to those terms. BG = $(CFG_BUILD_DIR)/grammar/ SG = $(S)src/grammar/ B = $(CFG_BUILD_DIR)/$(CFG_BUILD)/stage2/ L = $(B)lib/rustlib/$(CFG_BUILD)/lib LD = $(CFG_BUILD)/stage2/lib/rustlib/$(CFG_BUILD)/lib/ RUSTC = $(STAGE2_T_$(CFG_BUILD)_H_$(CFG_BUILD)) ifeq ($(CFG_OSTYPE),apple-darwin) FLEX_LDFLAGS=-ll else FLEX_LDFLAGS=-lfl endif # Run the reference lexer against libsyntax and compare the tokens and spans. # If "// ignore-lexer-test" is present in the file, it will be ignored. # # $(1) is the file to test. define LEXER_TEST grep "// ignore-lexer-test" $(1) ; \ if [ $$? -eq 1 ]; then \ CLASSPATH=$(B)grammar $(CFG_GRUN) RustLexer tokens -tokens < $(1) \ | $(B)grammar/verify $(1) ; \ fi endef $(BG): $(Q)mkdir -p $(BG) $(BG)RustLexer.class: $(BG) $(SG)RustLexer.g4 $(Q)$(CFG_ANTLR4) -o $(BG) $(SG)RustLexer.g4 $(Q)$(CFG_JAVAC) -d $(BG) $(BG)RustLexer.java check-build-lexer-verifier: $(BG)verify ifeq ($(NO_REBUILD),) VERIFY_DEPS := rustc-stage2-H-$(CFG_BUILD) $(LD)stamp.rustc else VERIFY_DEPS := endif $(BG)verify: $(BG) $(SG)verify.rs $(VERIFY_DEPS) $(Q)$(RUSTC) --out-dir $(BG) -L $(L) $(SG)verify.rs ifdef CFG_JAVAC ifdef CFG_ANTLR4 ifdef CFG_GRUN check-lexer: $(BG) $(BG)RustLexer.class check-build-lexer-verifier $(info Verifying libsyntax against the reference lexer ...) $(Q)$(SG)check.sh $(S) "$(BG)" \ "$(CFG_GRUN)" "$(BG)verify" "$(BG)RustLexer.tokens" else $(info cfg: lexer tooling not available, skipping lexer test...) check-lexer: endif else $(info cfg: lexer tooling not available, skipping lexer test...) check-lexer: endif else $(info cfg: lexer tooling not available, skipping lexer test...) check-lexer: endif $(BG)lex.yy.c: $(SG)lexer.l $(BG) @$(call E, flex: $@) $(Q)$(CFG_FLEX) -o $@ $< $(BG)lexer-lalr.o: $(BG)lex.yy.c $(BG)parser-lalr.tab.h @$(call E, cc: $@) $(Q)$(CFG_CC) -include $(BG)parser-lalr.tab.h -c -o $@ $< $(BG)parser-lalr.tab.c $(BG)parser-lalr.tab.h: $(SG)parser-lalr.y @$(call E, bison: $@) $(Q)$(CFG_BISON) $< --output=$(BG)parser-lalr.tab.c --defines=$(BG)parser-lalr.tab.h \ --name-prefix=rs --warnings=error=all $(BG)parser-lalr.o: $(BG)parser-lalr.tab.c @$(call E, cc: $@) $(Q)$(CFG_CC) -c -o $@ $< $(BG)parser-lalr-main.o: $(SG)parser-lalr-main.c @$(call E, cc: $@) $(Q)$(CFG_CC) -std=c99 -c -o $@ $< $(BG)parser-lalr: $(BG)parser-lalr.o $(BG)parser-lalr-main.o $(BG)lexer-lalr.o @$(call E, cc: $@) $(Q)$(CFG_CC) -o $@ $^ $(FLEX_LDFLAGS) ifdef CFG_FLEX ifdef CFG_BISON check-grammar: $(BG) $(BG)parser-lalr $(info Verifying grammar ...) $(SG)testparser.py -p $(BG)parser-lalr -s $(S)src else $(info cfg: bison not available, skipping parser test...) check-grammar: endif else $(info cfg: flex not available, skipping parser test...) check-grammar: endif