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Makefile: don't rebuild all the time

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The code to regenerate the local BOLT copy was causing eternal rebuild.

So only build if it's wrong.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2018-09-21 17:19:33 +09:30 • committed by Christian Decker
parent edb74260f4
commit 1b80cb4269
1 changed files with 2 additions and 2 deletions
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Makefile
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@ -243,12 +243,12 @@ check-makefile:
# Any mention of BOLT# must be followed by an exact quote, modulo whitespace.
bolt-check/%: % bolt-precheck tools/check-bolt
@[ ! -d .tmp.lightningrfc ] || tools/check-bolt .tmp.lightningrfc $<
@if [ -d .tmp.lightningrfc ]; then tools/check-bolt .tmp.lightningrfc $<; else Not checking BOLTs: BOLTDIR $(BOLTDIR) does not exist >&2; fi
LOCAL_BOLTDIR=.tmp.lightningrfc
bolt-precheck:
@rm -rf $(LOCAL_BOLTDIR); if [ ! -d $(BOLTDIR) ]; then echo Not checking BOLTs: BOLTDIR $(BOLTDIR) does not exist >&2; exit 0; fi; set -e; if [ -n "$(BOLTVERSION)" ]; then git clone -q $(BOLTDIR) $(LOCAL_BOLTDIR) && cd $(LOCAL_BOLTDIR) && git checkout -q $(BOLTVERSION); else cp -a $(BOLTDIR) $(LOCAL_BOLTDIR); fi
@[ -d $(BOLTDIR) ] || exit 0; set -e; if [ -z "$(BOLTVERSION)" ]; then rm -rf $(LOCAL_BOLTDIR); ln -sf $(BOLTDIR) $(LOCAL_BOLTDIR); exit 0; fi; [ "$$(git -C $(LOCAL_BOLTDIR) rev-list --max-count=1 HEAD 2>/dev/null)" != "$(BOLTVERSION)" ] || exit 0; rm -rf $(LOCAL_BOLTDIR) && git clone -q $(BOLTDIR) $(LOCAL_BOLTDIR) && cd $(LOCAL_BOLTDIR) && git checkout -q $(BOLTVERSION)
check-source-bolt: $(ALL_TEST_PROGRAMS:%=bolt-check/%.c)