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grammar.py et al: Centralize more code

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More code is removed from the special parser directories and centralized
into grammar.py, Cmd.py, and generate-flex-bison.mk.

Signed-off-by: Jan Lindemann <jan@janware.com>
This commit is contained in:
Jan Lindemann 2017-10-29 18:25:55 +01:00
commit 6297f10f55
6 changed files with 210 additions and 177 deletions
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75
test/grammar/Makefile
View file

@ -1,75 +1,10 @@
TOPDIR = ../..
USE_PROJECT_LIB = true
USE_PROJECT_LIB = true
MEMBERS += local.a($(OBJ))
GENERATED_STD = grammartest.l grammartest.y grammartest.ebnf include/grammartest.h
# These types are meant to be cut off the tree and turned into hand coded flex
# regexes
#TRIM_SYMBOLS = blah
TRIM_SYMBOLS =
GENERATE_LOG_LEVEL ?= notice
FIX_EXTENSIONS ?= discard
CHECK_SYMBOLS ?= --check-symbols=all
GRAMMAR_INPUT ?= grammartest-input.ebnf
GENERATED = grammartest-dense.ebnf $(GENERATED_STD)
GENERATE_PY = ./generate.py
GENERATE = python ./$(GENERATE_PY) --log-level $(GENERATE_LOG_LEVEL) create \
--fix-extensions $(FIX_EXTENSIONS) \
--unroll-lists \
--unroll-options \
--unroll-alternatives \
--replace-whitespace \
$(CHECK_SYMBOLS) \
--trim-symbols=$(shell echo $(TRIM_SYMBOLS) | sed 's/ */,/g') \
$(CREATE_EXTRA_ARGS)
CHECK_SYMBOLS ?= special_character
FB_NAME_PREFIX ?= grammartest_
FB_HDRDIR ?= include
FB_BISON_OUT_EXT ?= cpp
FB_FLEX_OUT_EXT ?= cpp
FB_CASE_INSENSITIVE ?= true
FB_SRC ?= $(filter %.y %.l,$(GENERATED))
PREREQ_BUILD += ytools
FB_NAME = grammartest
NAMESPACE_IN_GENERATED = gt
include $(TOPDIR)/make/proj.mk
include $(MODDIR)/make/flex-bison.mk
include $(MODDIR)/make/py-defs.mk
all:
debug-all:
GENERATE_LOG_LEVEL=debug make all 2>&1 | tee run.out
generate: $(GENERATED)
grammartest.y: include/grammartest.h
lex.grammartest.c: grammartest.l
check: $(GRAMMAR_INPUT) $(GENERATE_PY) Makefile
python ./$(GENERATE_PY) --log-level info check --fix-extensions unroll --unroll-lists --unroll-options --check-symbols='$(CHECK_SYMBOLS)' $<
grammartest-dense.ebnf: $(GRAMMAR_INPUT) $(GENERATE_PY)
python ./$(GENERATE_PY) --log-level $(GENERATE_LOG_LEVEL) create --fix-extensions keep $< grammartest.ebnf > $@.tmp
mv $@.tmp $@
define generate_rule
$(1): $$(GRAMMAR_INPUT) $$(GENERATE_PY) Makefile
$$(GENERATE) $$< $$(patsubst grammartest.%,grammartest.%,$$@) > $$@.tmp
mv $$@.tmp $$@
endef
$(foreach target,$(GENERATED_STD),$(eval $(call generate_rule,$(target))))
clean.generated:
rm -f $(GENERATED)
clean: clean.generated
echo-generated:
@echo GENERATED = $(GENERATED)
help:
$(GENERATE) --help
expand-macros:
make 2>/dev/null | sed '/g++/ !d; s/g++\|gcc//; s/-o .*//' | xargs g++ -E -C | indent
include $(TOPDIR)/make/generate-flex-bison.mk