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Makefile: don't generate CSVs unless explicitly told to.

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ANd rename them: every other "gen" file can be discarded and rebuilt.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2019-04-18 15:57:30 +09:30
parent dddfdc7f10
commit e51a13975f
4 changed files with 18 additions and 9 deletions
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11
doc/HACKING.md
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@ -244,6 +244,17 @@ parts of the code:
This has to be the *first* field of the structure, or else `dev-memleak`
command will think your structure has leaked.
Protocol Modifications
----------------------
The source tree contains CSV files extracted from the v1.0 BOLT
specifications (wire/extracted_peer_wire_csv and
wire/extracted_onion_wire_csv). You can regenerate these by setting
`BOLTDIR` and `BOLTVERSION` appropriately, and running `make
extract-bolt-csv`.
Further Information
-------------------

16
wire/Makefile
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@ -28,18 +28,16 @@ ALL_GEN_HEADERS += $(WIRE_GEN_HEADERS)
# They may not have the bolts.
BOLT_EXTRACT=$(LOCAL_BOLTDIR)/tools/extract-formats.py
ifeq ($(DEVELOPER),1)
wire/gen_peer_wire_csv: bolt-precheck
@set -e; if [ -d $(LOCAL_BOLTDIR) ]; then for f in $(LOCAL_BOLTDIR)/0[127]*.md $(BOLT_EXTRACT); do if [ $$f -nt $@ -o ! -f $@ ]; then $(BOLT_EXTRACT) --message-fields --message-types $(LOCAL_BOLTDIR)/0[127]*.md > $@; break; fi; done; fi
# Explicit command to re-extract CSV from BOLTs.
extract-bolt-csv: bolt-precheck
@$(BOLT_EXTRACT) --message-fields --message-types $(LOCAL_BOLTDIR)/0[127]*.md > wire/extracted_peer_wire_csv
@echo '#include <wire/onion_defs.h>' > wire/extracted_onion_wire_csv
@$(BOLT_EXTRACT) --message-fields --message-types $(LOCAL_BOLTDIR)/04*.md >> wire/extracted_onion_wire_csv
wire/gen_onion_wire_csv: bolt-precheck
@set -e; if [ -f $(BOLT_EXTRACT) ]; then for f in $(LOCAL_BOLTDIR)/04*.md $(BOLT_EXTRACT); do if [ $$f -nt $@ -o ! -f $@ ]; then echo '#include <wire/onion_defs.h>' > $@ && $(BOLT_EXTRACT) --message-fields --message-types $(LOCAL_BOLTDIR)/04*.md >> $@; break; fi; done; fi
endif
wire/gen_peer_wire.h: $(WIRE_GEN) wire/gen_peer_wire_csv
wire/gen_peer_wire.h: $(WIRE_GEN) wire/extracted_peer_wire_csv
$(WIRE_GEN) --bolt --header $@ wire_type < wire/gen_peer_wire_csv > $@
wire/gen_peer_wire.c: $(WIRE_GEN) wire/gen_peer_wire_csv
wire/gen_peer_wire.c: $(WIRE_GEN) wire/extracted_peer_wire_csv
$(WIRE_GEN) --bolt ${@:.c=.h} wire_type < wire/gen_peer_wire_csv > $@
wire/gen_onion_wire.h: $(WIRE_GEN) wire/gen_onion_wire_csv

0
wire/gen_onion_wire_csv → wire/extracted_onion_wire_csv
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0
wire/gen_peer_wire_csv → wire/extracted_peer_wire_csv
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