Add packaging script

.gitignore

@@ -1 +1,3 @@
 bin/*
+build/*
+pkg/*

Makefile

@@ -12,6 +12,9 @@ install: dev-deps
 build:
 	mkdir -p bin && go build -o $(BIN_PATH)
 
+package:
+	./package.sh
+
 run: build
 	$(BIN_PATH)
 
@@ -27,5 +30,5 @@ dev-deps:
 update-dev-deps:
 	@$(foreach DEP,$(DEV_DEPS),go get -u $(DEP);)
 
-.PHONY: test install build run fetch-vendor install-vendor dev-deps \
+.PHONY: test install build package run fetch-vendor install-vendor dev-deps \
 	update-dev-deps

README.md

@@ -0,0 +1 @@
+# cloudflare-dyndns

VERSION

@@ -0,0 +1 @@
+0.0.1

package.sh

@@ -0,0 +1,71 @@
+#! /usr/bin/env bash
+set -e
+shopt -s extglob
+
+main() {
+  local name="cloudflare-dyndns"
+  local platforms=(
+    darwin-386 darwin-amd64
+    freebsd-386 freebsd-amd64 freebsd-arm
+    linux-386 linux-amd64 linux-arm
+    netbsd-386 netbsd-amd64 netbsd-arm
+    openbsd-386 openbsd-amd64
+    solaris-amd64
+    windows-386 windows-amd64
+  )
+  local builddir="build"
+  local outputdir="pkg"
+
+  local version
+  version="$(get-version)"
+
+  local workdir="${builddir}/${version}"
+  mkdir -p "$workdir"
+
+  for platform in "${platforms[@]}"; do
+    if [[ "$platform" =~ ^(.+)-(.+)$ ]]; then
+      local os="${BASH_REMATCH[1]}"
+      local arch="${BASH_REMATCH[2]}"
+      local pkg="${name}_${version}_${os}_${arch}"
+      local pkgdir="${workdir}/${pkg}"
+      local binary="${pkgdir}/${name}"
+
+      if [ "$os" == "windows" ]; then
+        binary="${binary}.exe"
+      fi
+
+      echo "building $pkg"
+      GOOS="$os" GOARCH="$arch" go build -o "$binary"
+
+      cp "README.md" "${pkgdir}/"
+
+      mkdir -p "${outputdir}/${version}"
+
+      if [ "$os" == "windows" ]; then
+        local archive="${outputdir}/${version}/${pkg}.zip"
+        echo "creating ${archive}"
+        local cwd="$(pwd)"
+        cd "$workdir"
+        zip -r "../../$archive" "$pkg"
+        cd "$cwd"
+      else
+        local archive="${outputdir}/${version}/${pkg}.tar.gz"
+        echo "creating ${archive}"
+        tar -C "$workdir" -czf "$archive" "$pkg"
+      fi
+    fi
+  done
+}
+
+get-version() {
+  trim "$(cat "VERSION")"
+}
+
+trim() {
+  local string="$@"
+  string="${string#"${string%%[![:space:]]*}"}"
+  string="${string%"${string##*[![:space:]]}"}"
+  echo -n "$string"
+}
+
+main