Merge pull request #44 from libp2p/feat/test-xbuild

test cross-platform building

.travis.yml

@@ -6,12 +6,13 @@ os:
 
 language: go
 go:
-  - 1.9.x
+  - 1.10.x
 
 install:
   - make deps
 
 script:
+  - make test-xbuild
   - bash <(curl -s https://raw.githubusercontent.com/ipfs/ci-helpers/master/travis-ci/run-standard-tests.sh)
 
 cache:

Makefile

@@ -9,3 +9,18 @@ deps: gx
 publish:
 	gx-go rewrite --undo
 
+
+SUPPORTED_OS = windows linux darwin freebsd openbsd netbsd
+SUPPORTED_ARCH = 386 arm amd64p32 arm64 amd64
+XBUILD_TARGETS=$(foreach os,$(SUPPORTED_OS),$(foreach arch,$(SUPPORTED_ARCH),test-xbuild-$(os)/$(arch)))
+
+$(XBUILD_TARGETS): PLATFORM = $(subst /, ,$(patsubst test-xbuild-%,%,$@))
+$(XBUILD_TARGETS): GOOS = $(word 1,$(PLATFORM))
+$(XBUILD_TARGETS): GOARCH = $(word 2,$(PLATFORM))
+$(XBUILD_TARGETS):
+	@ if GOOS=$(GOOS) GOARCH=$(GOARCH) go version >/dev/null 2>&1 ; then \
+		echo "building $(GOOS)/$(GOARCH)"; \
+		GOOS=$(GOOS) GOARCH=$(GOARCH) go build; \
+	fi
+
+test-xbuild: $(XBUILD_TARGETS)