From 884d751199e2ca7cbc24da10ce00fd742108710a Mon Sep 17 00:00:00 2001
From: Henrik Levkowetz <henrik@levkowetz.com>
Date: Fri, 13 Feb 2015 15:23:35 +0000
Subject: [PATCH] Modified the vzic makefile to generate new zoneinfo data by
 fetching the latest tzdata file from ietf.org/timezones/tzdata-latest.tar.gz
 and running vzic to update the .ics files as needed.  - Legacy-Id: 9087

---
 vzic/Makefile | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/vzic/Makefile b/vzic/Makefile
index aca3b6c09..a732d0bac 100644
--- a/vzic/Makefile
+++ b/vzic/Makefile
@@ -49,7 +49,7 @@ CFLAGS = -g -DOLSON_DIR=\"$(OLSON_DIR)\" -DPRODUCT_ID='"$(PRODUCT_ID)"' -DTZID_P
 
 OBJECTS = vzic.o vzic-parse.o vzic-dump.o vzic-output.o
 
-all: vzic
+all: vzic zoneinfo
 
 vzic: $(OBJECTS)
 	$(CC) $(OBJECTS) $(GLIB_LDADD) -o vzic
@@ -57,6 +57,12 @@ vzic: $(OBJECTS)
 test-vzic: test-vzic.o
 	$(CC) test-vzic.o $(LIBICAL_LDADD) -o test-vzic
 
+zoneinfo: vzic
+	mkdir -p tzdata
+	cd tzdata; wget -N http://www.ietf.org/timezones/tzdata-latest.tar.gz
+	cd tzdata; tar xzf tzdata-latest.tar.gz
+	vzic --olson-dir tzdata --pure
+
 # Dependencies.
 $(OBJECTS): vzic.h
 vzic.o vzic-parse.o: vzic-parse.h
@@ -83,8 +89,6 @@ test-changes: vzic test-vzic
 	diff -ru zoneinfo/ChangesVzic test-output
 
 clean:
-	-rm -rf vzic $(OBJECTS) *~ ChangesVzic RulesVzic ZonesVzic RulesPerl ZonesPerl test-vzic test-vzic.o
+	-rm -rf vzic $(OBJECTS) *~ ChangesVzic RulesVzic ZonesVzic RulesPerl ZonesPerl test-vzic test-vzic.o tzdata
 
 .PHONY: clean perl-dump test-parse
-
-