configure GOPATH explicitly in CI

Signed-off-by: Achille Roussel <[email protected]>

Author: achille-roussel

.github/workflows/build.yml

@@ -31,4 +31,4 @@ jobs:
         mkdir -p $HOME/gotip
         tar -C $HOME/gotip -xzf gotip.tar.gz
     - run: make wasirun
-    - run: make test GO=$HOME/gotip/bin/go
+    - run: make test GO=$HOME/gotip/bin/go GOPATH=$HOME/gotip

Makefile

@@ -1,6 +1,6 @@
 .PHONY: test lint wasirun
 
-GOPATH = $(shell $(GO) env GOPATH)
+GOPATH ?= $(shell $(GO) env GOPATH)
 
 wasip1.test: go.mod $(wildcard wasip1/*.go)
 	GOARCH=wasm GOOS=wasip1 $(GO) test -c ./wasip1