diff options
Diffstat (limited to 'lib/Makefile.am')
-rw-r--r-- | lib/Makefile.am | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/lib/Makefile.am b/lib/Makefile.am index e00ad54d..690c18ff 100644 --- a/lib/Makefile.am +++ b/lib/Makefile.am @@ -14,7 +14,7 @@ libzebra_la_SOURCES = \ zclient.c sockopt.c smux.c agentx.c snmp.c md5.c if_rmap.c keychain.c privs.c \ sigevent.c pqueue.c jhash.c memtypes.c workqueue.c -BUILT_SOURCES = memtypes.h route_types.h +BUILT_SOURCES = memtypes.h route_types.h gitversion.h libzebra_la_DEPENDENCIES = @LIB_REGEX@ @@ -36,3 +36,25 @@ memtypes.h: $(srcdir)/memtypes.c $(srcdir)/memtypes.awk route_types.h: $(srcdir)/route_types.txt $(srcdir)/route_types.pl @PERL@ $(srcdir)/route_types.pl < $(srcdir)/route_types.txt > $@ + +if GIT_VERSION + +# bit of a trick here to always have up-to-date git stamps without triggering +# unneccessary rebuilds. .PHONY causes the .tmp file to be rebuilt always, +# but if we use that on gitversion.h it'll ripple through the .c file deps. +# (even if gitversion.h's file timestamp doesn't change, make will think it +# did, because of .PHONY...) + +.PHONY: gitversion.h.tmp +.SILENT: gitversion.h gitversion.h.tmp +GITH=gitversion.h +gitversion.h.tmp: $(srcdir)/../.git + @PERL@ $(srcdir)/gitversion.pl $(srcdir) > ${GITH}.tmp +gitversion.h: gitversion.h.tmp + { test -f ${GITH} && diff -s -q ${GITH}.tmp ${GITH}; } || cp -v ${GITH}.tmp ${GITH} + +else +.PHONY: gitversion.h +gitversion.h: + /bin/true +endif |