ruby--ruby/ext/json/parser/prereq.mk

13 lines
383 B
Makefile

RAGEL = ragel
.SUFFIXES: .rl
.rl.c:
$(RAGEL) -G2 $<
$(BASERUBY) -pli -e '$$_.sub!(/[ \t]+$$/, "")' \
-e '$$_.sub!(/^static const int (JSON_.*=.*);$$/, "enum {\\1};")' \
-e '$$_.sub!(/0 <= \(\*p\) && \(\*p\) <= 31/, "0 <= (signed char)(*p) && (*p) <= 31")' \
-e '$$_ = "/* This file is automatically generated from parser.rl by using ragel */" + $$_ if $$. == 1' $@
parser.c: