Build script to build, sign, & sum cross-platform

build

@@ -0,0 +1,36 @@
+#!/bin/bash
+# Copyright 2012 The Go Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style
+# license that can be found in the LICENSE file.
+
+# support functions for go cross compilation
+
+type setopt >/dev/null 2>&1 && setopt shwordsplit
+PLATFORMS="darwin/386 darwin/amd64 freebsd/386 freebsd/amd64 freebsd/arm linux/386 linux/amd64 linux/arm windows/386 windows/amd64 openbsd/386 openbsd/amd64"
+
+function go-build-all {
+	rm dist/ftree-*
+	local FAILURES=""
+	for PLATFORM in $PLATFORMS; do
+		local GOOS=${PLATFORM%/*}
+		local GOARCH=${PLATFORM#*/}
+		local SRCFILENAME=`echo $@ | sed 's/\.go//'`
+		local CURDIRNAME=${PWD##*/}
+		local OUTPUT="${SRCFILENAME:-$CURDIRNAME}-${GOOS}-${GOARCH}" # if no src file given, use current dir name
+		local CMD="env GOOS=$GOOS GOARCH=$GOARCH go build -o dist/$OUTPUT"
+		echo "$CMD"
+		$CMD || (FAILURES="$FAILURES $PLATFORM" && continue)
+		local SIGN="gpg2 --detach-sign dist/$OUTPUT"
+		echo "$SIGN"
+		$SIGN || (FAILURES="$FAILURES gpg:$PLATFORM" && continue)
+		local SUM="shasum --algorithm=256 $OUTPUT"
+		echo "$SUM"
+		$( cd dist/ && $SUM > $OUTPUT.sha256 || (FAILURES="$FAILURES sha:$PLATFORM" && continue))
+	done
+	if [ "$FAILURES" != "" ]; then
+			echo "*** go-build-all FAILED on $FAILURES ***"
+			return 1
+	fi
+}
+
+go-build-all