Mercurial > hg > index.cgi
diff Makefile @ 498:1bd2d590d734
Rejig parser to eliminate lemon
No longer use lemon for building the parser. It adds too much complexity,
really, and a hand written recursive descent parser is far more flexible.
The current iteration can handle exactly one statement: "return <int>".
| author | William Astle <lost@l-w.ca> |
|---|---|
| date | Thu, 08 Aug 2019 23:32:23 -0600 |
| parents | 5b8871fd7503 |
| children | c3099c5d9d3e |
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--- a/Makefile Mon Aug 05 21:38:23 2019 -0600 +++ b/Makefile Thu Aug 08 23:32:23 2019 -0600 @@ -108,8 +108,7 @@ lwcc_cpp_objs := $(lwcc_cpp_srcs:.c=.o) lwcc_cpp_deps := $(lwcc_cpp_srcs:.c=.d) -# parse_c.c needs to be first here -lwcc_cc_srcs := parse_c.c cc-main.c tree.c parse.c token_names.c +lwcc_cc_srcs := cc-main.c tree.c cc-parse.c lwcc_cc_srcs := $(addprefix lwcc/,$(lwcc_cc_srcs)) lwcc_cc_objs := $(lwcc_cc_srcs:.c=.o) lwcc_cc_deps := $(lwcc_cc_srcs:.c=.d) @@ -180,17 +179,6 @@ extra_clean := $(extra_clean) *~ */*~ -lwcc/parse_c.c lwcc/parse_c.h: lwcc/parse_c.y - rm -f lwcc/parse_c.h lwcc/parse_c.c - lemon -q lwcc/parse_c.y - -lwcc/token_names.c: lwcc/parse_c.h - echo "char *ptoken_names[] = {" > $@ - echo '"TOKEN_NONE",' >> $@ - cat lwcc/parse_c.h | sed -e 's/#define \(.*\) .*$$/"\1",/g' -e 's/ //g' >> $@ - echo '"" };' >> $@ - - %.o: %.c @echo "Building dependencies for $@" @$(CC) -MM -MG $(CPPFLAGS) -o $*.d $<