build: remove env.sh

This removes the dirty symlink-to-self hack we've had for years. The script was added to enable building without GOPATH and did that job reliably for all this time. We can remove the workaround because modern Go supports building without GOPATH natively.
2026-08-20 10:52:25 +00:00 · 2020-01-10 15:42:42 +01:00 · 2020-01-10 15:42:42 +01:00 · 8a1116c08c
commit 8a1116c08c
parent c49a4165d0
5 changed files with 23 additions and 72 deletions
--- a/40
+++ b/40
@ -12,28 +12,28 @@ GOBIN = ./build/bin
 GO ?= latest

 geth:
-	build/env.sh go run build/ci.go install ./cmd/geth
+	go run build/ci.go install ./cmd/geth
 	@echo "Done building."
 	@echo "Run \"$(GOBIN)/geth\" to launch geth."

 all:
-	build/env.sh go run build/ci.go install
+	go run build/ci.go install

 android:
-	build/env.sh go run build/ci.go aar --local
+	go run build/ci.go aar --local
 	@echo "Done building."
 	@echo "Import \"$(GOBIN)/geth.aar\" to use the library."

 ios:
-	build/env.sh go run build/ci.go xcode --local
+	go run build/ci.go xcode --local
 	@echo "Done building."
 	@echo "Import \"$(GOBIN)/Geth.framework\" to use the library."

 test: all
-	build/env.sh go run build/ci.go test
+	go run build/ci.go test

 lint: ## Run linters.
-	build/env.sh go run build/ci.go lint
+	go run build/ci.go lint

 clean:
 	go clean -cache
@ -63,12 +63,12 @@ geth-linux: geth-linux-386 geth-linux-amd64 geth-linux-arm geth-linux-mips64 get
 	@ls -ld $(GOBIN)/geth-linux-*

 geth-linux-386:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=linux/386 -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=linux/386 -v ./cmd/geth
 	@echo "Linux 386 cross compilation done:"
 	@ls -ld $(GOBIN)/geth-linux-* | grep 386

 geth-linux-amd64:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=linux/amd64 -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=linux/amd64 -v ./cmd/geth
 	@echo "Linux amd64 cross compilation done:"
 	@ls -ld $(GOBIN)/geth-linux-* | grep amd64

@ -77,42 +77,42 @@ geth-linux-arm: geth-linux-arm-5 geth-linux-arm-6 geth-linux-arm-7 geth-linux-ar
 	@ls -ld $(GOBIN)/geth-linux-* | grep arm

 geth-linux-arm-5:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=linux/arm-5 -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=linux/arm-5 -v ./cmd/geth
 	@echo "Linux ARMv5 cross compilation done:"
 	@ls -ld $(GOBIN)/geth-linux-* | grep arm-5

 geth-linux-arm-6:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=linux/arm-6 -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=linux/arm-6 -v ./cmd/geth
 	@echo "Linux ARMv6 cross compilation done:"
 	@ls -ld $(GOBIN)/geth-linux-* | grep arm-6

 geth-linux-arm-7:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=linux/arm-7 -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=linux/arm-7 -v ./cmd/geth
 	@echo "Linux ARMv7 cross compilation done:"
 	@ls -ld $(GOBIN)/geth-linux-* | grep arm-7

 geth-linux-arm64:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=linux/arm64 -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=linux/arm64 -v ./cmd/geth
 	@echo "Linux ARM64 cross compilation done:"
 	@ls -ld $(GOBIN)/geth-linux-* | grep arm64

 geth-linux-mips:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=linux/mips --ldflags '-extldflags "-static"' -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=linux/mips --ldflags '-extldflags "-static"' -v ./cmd/geth
 	@echo "Linux MIPS cross compilation done:"
 	@ls -ld $(GOBIN)/geth-linux-* | grep mips

 geth-linux-mipsle:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=linux/mipsle --ldflags '-extldflags "-static"' -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=linux/mipsle --ldflags '-extldflags "-static"' -v ./cmd/geth
 	@echo "Linux MIPSle cross compilation done:"
 	@ls -ld $(GOBIN)/geth-linux-* | grep mipsle

 geth-linux-mips64:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=linux/mips64 --ldflags '-extldflags "-static"' -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=linux/mips64 --ldflags '-extldflags "-static"' -v ./cmd/geth
 	@echo "Linux MIPS64 cross compilation done:"
 	@ls -ld $(GOBIN)/geth-linux-* | grep mips64

 geth-linux-mips64le:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=linux/mips64le --ldflags '-extldflags "-static"' -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=linux/mips64le --ldflags '-extldflags "-static"' -v ./cmd/geth
 	@echo "Linux MIPS64le cross compilation done:"
 	@ls -ld $(GOBIN)/geth-linux-* | grep mips64le

@ -121,12 +121,12 @@ geth-darwin: geth-darwin-386 geth-darwin-amd64
 	@ls -ld $(GOBIN)/geth-darwin-*

 geth-darwin-386:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=darwin/386 -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=darwin/386 -v ./cmd/geth
 	@echo "Darwin 386 cross compilation done:"
 	@ls -ld $(GOBIN)/geth-darwin-* | grep 386

 geth-darwin-amd64:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=darwin/amd64 -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=darwin/amd64 -v ./cmd/geth
 	@echo "Darwin amd64 cross compilation done:"
 	@ls -ld $(GOBIN)/geth-darwin-* | grep amd64

@ -135,11 +135,11 @@ geth-windows: geth-windows-386 geth-windows-amd64
 	@ls -ld $(GOBIN)/geth-windows-*

 geth-windows-386:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=windows/386 -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=windows/386 -v ./cmd/geth
 	@echo "Windows 386 cross compilation done:"
 	@ls -ld $(GOBIN)/geth-windows-* | grep 386

 geth-windows-amd64:
-	build/env.sh go run build/ci.go xgo -- --go=$(GO) --targets=windows/amd64 -v ./cmd/geth
+	go run build/ci.go xgo -- --go=$(GO) --targets=windows/amd64 -v ./cmd/geth
 	@echo "Windows amd64 cross compilation done:"
 	@ls -ld $(GOBIN)/geth-windows-* | grep amd64
--- a/build/ci.go
+++ b/build/ci.go
@ -214,9 +214,9 @@ func doInstall(cmdline []string) {
 		var minor int
 		fmt.Sscanf(strings.TrimPrefix(runtime.Version(), "go1."), "%d", &minor)

-		if minor < 9 {
+		if minor < 11 {
 			log.Println("You have Go version", runtime.Version())
-			log.Println("go-ethereum requires at least Go version 1.9 and cannot")
+			log.Println("go-ethereum requires at least Go version 1.11 and cannot")
 			log.Println("be compiled with an earlier version. Please upgrade your Go installation.")
 			os.Exit(1)
 		}
@ -237,13 +237,6 @@ func doInstall(cmdline []string) {
 		build.MustRun(goinstall)
 		return
 	}
-	// If we are cross compiling to ARMv5 ARMv6 or ARMv7, clean any previous builds
-	if *arch == "arm" {
-		os.RemoveAll(filepath.Join(runtime.GOROOT(), "pkg", runtime.GOOS+"_arm"))
-		for _, path := range filepath.SplitList(build.GOPATH()) {
-			os.RemoveAll(filepath.Join(path, "pkg", runtime.GOOS+"_arm"))
-		}
-	}

 	// Seems we are cross compiling, work around forbidden GOBIN
 	goinstall := goToolArch(*arch, *cc, "install", buildFlags(env)...)
@ -294,7 +287,6 @@ func goTool(subcmd string, args ...string) *exec.Cmd {

 func goToolArch(arch string, cc string, subcmd string, args ...string) *exec.Cmd {
 	cmd := build.GoTool(subcmd, args...)
-	cmd.Env = []string{"GOPATH=" + build.GOPATH()}
 	if arch == "" || arch == runtime.GOARCH {
 		cmd.Env = append(cmd.Env, "GOBIN="+GOBIN)
 	} else {
@ -888,7 +880,6 @@ func gomobileTool(subcmd string, args ...string) *exec.Cmd {
 	cmd := exec.Command(filepath.Join(GOBIN, "gomobile"), subcmd)
 	cmd.Args = append(cmd.Args, args...)
 	cmd.Env = []string{
-		"GOPATH=" + build.GOPATH(),
 		"PATH=" + GOBIN + string(os.PathListSeparator) + os.Getenv("PATH"),
 	}
 	for _, e := range os.Environ() {
@ -1078,7 +1069,6 @@ func xgoTool(args []string) *exec.Cmd {
 	cmd := exec.Command(filepath.Join(GOBIN, "xgo"), args...)
 	cmd.Env = os.Environ()
 	cmd.Env = append(cmd.Env, []string{
-		"GOPATH=" + build.GOPATH(),
 		"GOBIN=" + GOBIN,
 	}...)
 	return cmd
--- a/build/deb/ethereum/deb.rules
+++ b/build/deb/ethereum/deb.rules
@ -22,7 +22,7 @@ override_dh_auto_build:
 	(mkdir -p build/_workspace/pkg/mod && mv .mod/* build/_workspace/pkg/mod)

 	# A fresh Go was built, all dependency downloads faked, hope build works now
-	build/env.sh ../.go/bin/go run build/ci.go install -git-commit={{.Env.Commit}} -git-branch={{.Env.Branch}} -git-tag={{.Env.Tag}} -buildnum={{.Env.Buildnum}} -pull-request={{.Env.IsPullRequest}}
+	../.go/bin/go run build/ci.go install -git-commit={{.Env.Commit}} -git-branch={{.Env.Branch}} -git-tag={{.Env.Tag}} -buildnum={{.Env.Buildnum}} -pull-request={{.Env.IsPullRequest}}

 override_dh_auto_test:

--- a/build/env.sh
+++ b/build/env.sh
@ -1,30 +0,0 @@
-#!/bin/sh
-
-set -e
-
-if [ ! -f "build/env.sh" ]; then
-    echo "$0 must be run from the root of the repository."
-    exit 2
-fi
-
-# Create fake Go workspace if it doesn't exist yet.
-workspace="$PWD/build/_workspace"
-root="$PWD"
-ethdir="$workspace/src/github.com/ethereum"
-if [ ! -L "$ethdir/go-ethereum" ]; then
-    mkdir -p "$ethdir"
-    cd "$ethdir"
-    ln -s ../../../../../. go-ethereum
-    cd "$root"
-fi
-
-# Set up the environment to use the workspace.
-GOPATH="$workspace"
-export GOPATH
-
-# Run the command inside the workspace.
-cd "$ethdir/go-ethereum"
-PWD="$ethdir/go-ethereum"
-
-# Launch the arguments with the configured environment.
-exec "$@"
--- a/internal/build/util.go
+++ b/internal/build/util.go
@ -51,15 +51,6 @@ func MustRunCommand(cmd string, args ...string) {
 	MustRun(exec.Command(cmd, args...))
 }

-// GOPATH returns the value that the GOPATH environment
-// variable should be set to.
-func GOPATH() string {
-	if os.Getenv("GOPATH") == "" {
-		log.Fatal("GOPATH is not set")
-	}
-	return os.Getenv("GOPATH")
-}
-
 var warnedAboutGit bool

 // RunGit runs a git subcommand and returns its output.