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Makefile: stumble along if git does not work.

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In particular, it's started complaining about "sudo make install"
and the .git directory being owned by someone else :(

Fixes: #5221
Fixes: #5189
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2022-04-26 13:25:47 +09:30 committed by Christian Decker
parent f40b6da457
commit 6ced5558fb
1 changed files with 10 additions and 4 deletions
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14
Makefile
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@ -3,10 +3,6 @@
# Extract version from git, or if we're from a zipfile, use dirname
VERSION=$(shell git describe --always --dirty=-modded --abbrev=7 2>/dev/null || pwd | sed -n 's|.*/c\{0,1\}lightning-v\{0,1\}\([0-9a-f.rc\-]*\)$$|\1|gp')
ifeq ($(VERSION),)
$(error "ERROR: git is required for generating version information")
endif
# --quiet / -s means quiet, dammit!
ifeq ($(findstring s,$(word 1, $(MAKEFLAGS))),s)
ECHO := :
@ -583,9 +579,17 @@ ALL_PROGRAMS += ccan/ccan/cdump/tools/cdump-enumstr
# Can't add to ALL_OBJS, as that makes a circular dep.
ccan/ccan/cdump/tools/cdump-enumstr.o: $(CCAN_HEADERS) Makefile
# Without a working git, you can't generate this file, so assume if it exists
# it is ok (fixes "sudo make install").
ifeq ($(VERSION),)
version_gen.h:
echo "ERROR: git is required for generating version information" >&2
exit 1
else
version_gen.h: $(FORCE)
@(echo "#define VERSION \"$(VERSION)\"" && echo "#define BUILD_FEATURES \"$(FEATURES)\"") > $@.new
@if cmp $@.new $@ >/dev/null 2>&1; then rm -f $@.new; else mv $@.new $@; $(ECHO) Version updated; fi
endif
# That forces this rule to be run every time, too.
header_versions_gen.h: tools/headerversions
@ -790,11 +794,13 @@ installcheck: all-programs
installcheck ncc bin-tarball show-flags
# Make a tarball of opt/clightning/, optionally with label for distribution.
ifneq ($(VERSION),)
bin-tarball: clightning-$(VERSION)-$(DISTRO).tar.xz
clightning-$(VERSION)-$(DISTRO).tar.xz: DESTDIR=$(shell pwd)/
clightning-$(VERSION)-$(DISTRO).tar.xz: prefix=opt/clightning
clightning-$(VERSION)-$(DISTRO).tar.xz: install
trap "rm -rf opt" 0; tar cvfa $@ opt/
endif
ccan-breakpoint.o: $(CCANDIR)/ccan/breakpoint/breakpoint.c
@$(call VERBOSE, "cc $<", $(CC) $(CFLAGS) -c -o $@ $<)