First check in

Makefile

@@ -0,0 +1,70 @@
+# This file is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as 
+# published by the Free Software Foundation here:
+# (http://www.gnu.org/licenses/gpl-2.0.html)
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+DEPENDS =
+ARCH = x86_64
+URL = https://www.iana.org/time-zones
+DESC = The Time Zone Database (often called tz or zoneinfo) contains code \
+and data that represent the history of local time for many representative \
+locations around the globe
+SNAPVER = sr0
+
+ARCHIVE := $(PWD)/SRC/$(shell ls SRC|egrep '(bz2|gz|tar|xz)$$'|tail -1)
+TYPE := $(shell file -ib $(ARCHIVE)|cut -d';' -f1|tr -d '\n')
+SRCDIR := SRCDIR
+PATCHDIR := $(PWD)/SRC/patches
+VERSION := $(shell echo $(ARCHIVE)|egrep -o '[0-9]+[a-z]+')$(SNAPVER)
+
+include /usr/share/snap/Makefile.snaplinux
+
+$(SRCDIR)/version: $(ARCHIVE)
+	@install -v -d -m 755 $(SRCDIR)
+	@if [ '$(TYPE)' == 'application/x-bzip2' ]; then \
+		tar -jxf $(ARCHIVE) -C $(SRCDIR); \
+	elif [ '$(TYPE)' == 'application/x-gzip' ]; then \
+		tar -zxf $(ARCHIVE) -C $(SRCDIR); \
+	elif [ '$(TYPE)' == 'application/x-tar' ]; then \
+		tar -xf $(ARCHIVE) -C $(SRCDIR); \
+	elif [ '$(TYPE)' == 'application/x-xz' ]; then \
+		tar -xf $(ARCHIVE) -C $(SRCDIR); \
+	else \
+		echo 'Unable to determine archive type'; \
+		exit 1; \
+	fi
+	@touch $(SRCDIR)/version
+
+$(ROOT): $(SRCDIR)/version
+	@if [ -d $(ROOT) ]; then \
+		touch $(ROOT); \
+	else \
+		mkdir -v $(ROOT); \
+	fi
+
+	@cd $(SRCDIR) && \
+	install -v -d -m 755 $(ROOT)/usr/share/zoneinfo/{posix,right} && \
+	for tz in etcetera southamerica northamerica europe africa \
+	antarctica asia australasia backward pacificnew; do \
+		pwd && \
+		zic -L /dev/null -d $(ROOT)/usr/share/zoneinfo \
+			-y "sh yearistype.sh" $$tz && \
+		zic -L /dev/null -d $(ROOT)/usr/share/zoneinfo/posix \
+			-y "sh yearistype.sh" $$tz && \
+		zic -L leapseconds -d $(ROOT)/usr/share/zoneinfo/right \
+			-y "sh yearistype.sh" $$tz; \
+	done && \
+	cp -v zone.tab iso3166.tab $(ROOT)/usr/share/zoneinfo
+
+clean:
+	@rm -rvf $(ROOT) \
+		$(SNAPINFO) \
+		$(MANIFEST) \
+		$(FILES) \
+		$(SRCDIR)
+