---

yaml
---
r: 124879
b: refs/heads/master
c: 31c908b
h: refs/heads/master
i:
  124877: 1afb69f
  124875: f0afd05
  124871: 1273add
  124863: 8af6036
v: v3

Author: bors

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: 92d1f155da5ec0e58737bc0c2cb67f52bf665347
+refs/heads/master: 31c908b7be51899b16935dbd453718bdcbee431a
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: 9fc8394d3bce22ab483f98842434c84c396212ae
 refs/heads/try: ac70b438a8382389c9c9b59c66b14774bff46e10

trunk/Makefile.in

@@ -216,6 +216,7 @@ ifneq ($(strip $(findstring check,$(MAKECMDGOALS)) \
                $(findstring tidy,$(MAKECMDGOALS))),)
   CFG_INFO := $(info cfg: including test rules)
   include $(CFG_SRC_DIR)mk/tests.mk
+  include $(CFG_SRC_DIR)mk/grammar.mk
 endif
 
 # Performance and benchmarking

trunk/configure

@@ -493,6 +493,9 @@ probe CFG_VALGRIND         valgrind
 probe CFG_PERF             perf
 probe CFG_ISCC             iscc
 probe CFG_LLNEXTGEN        LLnextgen
+probe CFG_JAVAC            javac
+probe CFG_ANTLR4           antlr4
+probe CFG_GRUN             grun
 probe CFG_PANDOC           pandoc
 probe CFG_PDFLATEX         pdflatex
 probe CFG_XELATEX          xelatex

trunk/mk/docs.mk

@@ -112,8 +112,8 @@ HTML_DEPS += doc/version_info.html
 doc/version_info.html: $(D)/version_info.html.template $(MKFILE_DEPS) \
                        $(wildcard $(D)/*.*) | doc/
 	@$(call E, version-info: $@)
-	$(Q)sed -e "s/VERSION/$(CFG_RELEASE)/; s/SHORT_HASH/$(shell echo \
-                    $(CFG_VER_HASH) | head -c 8)/;\
+	$(Q)sed -e "s/VERSION/$(CFG_RELEASE)/; s/SHORT_HASH/$(\
+                    CFG_SHORT_VER_HASH)/;\
                 s/STAMP/$(CFG_VER_HASH)/;" $< >$@
 
 GENERATED += doc/version.tex doc/version_info.html

trunk/mk/grammar.mk

@@ -0,0 +1,55 @@
+# 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 = $(B)bin/rustc
+
+# 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: $(SG)RustLexer.g4
+	$(Q)$(CFG_ANTLR4) -o $(B)grammar $(SG)RustLexer.g4
+	$(Q)$(CFG_JAVAC) -d $(BG) $(BG)RustLexer.java
+
+$(BG)verify: $(SG)verify.rs rustc-stage2-H-$(CFG_BUILD) $(LD)stamp.regex_macros $(LD)stamp.rustc
+	$(Q)$(RUSTC) -O --out-dir $(BG) -L $(L) $(SG)verify.rs
+
+check-lexer: $(BG) $(BG)RustLexer.class $(BG)verify
+ifdef CFG_JAVAC
+ifdef CFG_ANTLR4
+ifdef CFG_GRUN
+	$(info Verifying libsyntax against the reference lexer ...)
+	$(Q)$(SG)check.sh $(S) "$(BG)" \
+		"$(CFG_GRUN)" "$(BG)verify" "$(BG)RustLexer.tokens"
+else
+$(info grun not available, skipping lexer test...)
+endif
+else
+$(info antlr4 not available, skipping lexer test...)
+endif
+else
+$(info javac not available, skipping lexer test...)
+endif

trunk/mk/main.mk

@@ -46,7 +46,8 @@ ifneq ($(wildcard $(subst $(SPACE),\$(SPACE),$(CFG_GIT))),)
 ifneq ($(wildcard $(subst $(SPACE),\$(SPACE),$(CFG_GIT_DIR))),)
     CFG_VER_DATE = $(shell git --git-dir='$(CFG_GIT_DIR)' log -1 --pretty=format:'%ci')
     CFG_VER_HASH = $(shell git --git-dir='$(CFG_GIT_DIR)' rev-parse HEAD)
-    CFG_VERSION += ($(CFG_VER_HASH) $(CFG_VER_DATE))
+    CFG_SHORT_VER_HASH = $(shell git --git-dir='$(CFG_GIT_DIR)' rev-parse --short=9 HEAD)
+    CFG_VERSION += ($(CFG_SHORT_VER_HASH) $(CFG_VER_DATE))
 endif
 endif
 

trunk/mk/tests.mk

@@ -192,6 +192,8 @@ check-docs: cleantestlibs cleantmptestlogs check-stage2-docs
 # NOTE: Remove after reprogramming windows bots
 check-fast: check-lite
 
+check-syntax: check-lexer
+
 .PHONY: cleantmptestlogs cleantestlibs
 
 cleantmptestlogs: