From e41bd75b26b44917a7e4f91ef26da8d56d8d01e3 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Sun, 08 Sep 2013 17:24:43 -0400
Subject: source.mk: New file.

---
diff --git a/build b/build
index 6ff6cda..70e1f2b 100755
--- a/build
+++ b/build
@@ -1,5 +1,7 @@
 #! /usr/bin/make -f
 
+include ../source.mk
+
 CFLAGS = -g -O2
 
 nop:
diff --git a/source.mk b/source.mk
new file mode 100644
index 0000000..f7110bc
--- /dev/null
+++ b/source.mk
@@ -0,0 +1,19 @@
+upstream_archive = binutils-$(OPK_SOURCE_VERSION_UPSTREAM).tar.bz2
+upstream_url = http://ftp.gnu.org/pub/gnu/binutils/$(upstream_archive)
+source_archive = ../binutils-$(OPK_SOURCE_VERSION_UPSTREAM).orig.tar.bz2
+keys = 4AE55E93
+
+$(source_archive):
+	wget -c '$(upstream_url)'
+	set -e; if gpg --version >/dev/null 2>&1; then \
+		wget -c '$(upstream_url).sig'; \
+		[ -e ../keyring.gpg ] || \
+			gpg --keyring ../keyring.gpg --no-default-keyring \
+				--recv-keys $(keys) || true; \
+		rm -f ../keyring.gpg~; \
+		gpg --verify --keyring ../keyring.gpg \
+			'$(upstream_archive).sig'; \
+	fi
+	mv '$(upstream_archive)' '$(source_archive)'
+
+source: $(source_archive)
--
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