[tz] [PROPOSED 5/6] Don’t depend on grep for tarballs

[Paul Eggert via tz]

* Makefile (tzdata$(VERSION)-tailored.tar.gz.t): Use sed, not
grep, so that building tarballs no longer depends on having grep;
it already depends on sed elsewhere.
---
 Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 741c730b..b8029429 100644
--- a/Makefile
+++ b/Makefile
@@ -1299,7 +1299,7 @@ tzdata$(VERSION)-tailored.tar.gz.t: set-timestamps.out
                cd $@.dir && \
                  $(CREATE_EMPTY) $(PRIMARY_YDATA) $(NDATA) backward \
                  $$pacificnew
-               (grep '^#' tzdata.zi && echo && cat $(DATAFORM).zi) \
+               (sed '/^#/!d' tzdata.zi && echo && cat $(DATAFORM).zi) \
                  >$@.dir/etcetera
                touch -mr tzdata.zi $@.dir/etcetera
                sed -n \
-- 
2.48.1