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build: set CC through a command-line flag (#15784) 

This avoids setting CC for the go run invocation, which fails on go1.10.
This commit is contained in:
Péter Szilágyi 2018-01-02 12:40:56 +02:00 committed by Felix Lange
parent 9c42a41ed8
commit 3e0113fff4
2 changed files with 13 additions and 9 deletions
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8
.travis.yml
View File

@ -87,13 +87,13 @@ matrix:
- sudo -E apt-get -yq --no-install-suggests --no-install-recommends --force-yes install gcc-arm-linux-gnueabi libc6-dev-armel-cross gcc-arm-linux-gnueabihf libc6-dev-armhf-cross gcc-aarch64-linux-gnu libc6-dev-arm64-cross
- sudo ln -s /usr/include/asm-generic /usr/include/asm
- GOARM=5 CC=arm-linux-gnueabi-gcc go run build/ci.go install -arch arm
- GOARM=5 go run build/ci.go install -arch arm -cc arm-linux-gnueabi-gcc
- GOARM=5 go run build/ci.go archive -arch arm -type tar -signer LINUX_SIGNING_KEY -upload gethstore/builds
- GOARM=6 CC=arm-linux-gnueabi-gcc go run build/ci.go install -arch arm
- GOARM=6 go run build/ci.go install -arch arm -cc arm-linux-gnueabi-gcc
- GOARM=6 go run build/ci.go archive -arch arm -type tar -signer LINUX_SIGNING_KEY -upload gethstore/builds
- GOARM=7 CC=arm-linux-gnueabihf-gcc go run build/ci.go install -arch arm
- GOARM=7 go run build/ci.go install -arch arm -cc arm-linux-gnueabihf-gcc
- GOARM=7 go run build/ci.go archive -arch arm -type tar -signer LINUX_SIGNING_KEY -upload gethstore/builds
- CC=aarch64-linux-gnu-gcc go run build/ci.go install -arch arm64
- go run build/ci.go install -arch arm64 -cc aarch64-linux-gnu-gcc
- go run build/ci.go archive -arch arm64 -type tar -signer LINUX_SIGNING_KEY -upload gethstore/builds
# This builder does the Linux Azure MIPS xgo uploads

14
build/ci.go
View File

@ -23,7 +23,7 @@ Usage: go run build/ci.go <command> <command flags/arguments>
Available commands are:
install [ -arch architecture ] [ packages... ] -- builds packages and executables
install [ -arch architecture ] [ -cc compiler ] [ packages... ] -- builds packages and executables
test [ -coverage ] [ packages... ] -- runs the tests
lint -- runs certain pre-selected linters
archive [ -arch architecture ] [ -type zip|tar ] [ -signer key-envvar ] [ -upload dest ] -- archives build artefacts
@ -173,6 +173,7 @@ func main() {
func doInstall(cmdline []string) {
var (
arch = flag.String("arch", "", "Architecture to cross build for")
cc = flag.String("cc", "", "C compiler to cross build with")
)
flag.CommandLine.Parse(cmdline)
env := build.Env()
@ -213,7 +214,7 @@ func doInstall(cmdline []string) {
}
}
// Seems we are cross compiling, work around forbidden GOBIN
goinstall := goToolArch(*arch, "install", buildFlags(env)...)
goinstall := goToolArch(*arch, *cc, "install", buildFlags(env)...)
goinstall.Args = append(goinstall.Args, "-v")
goinstall.Args = append(goinstall.Args, []string{"-buildmode", "archive"}...)
goinstall.Args = append(goinstall.Args, packages...)
@ -227,7 +228,7 @@ func doInstall(cmdline []string) {
}
for name := range pkgs {
if name == "main" {
gobuild := goToolArch(*arch, "build", buildFlags(env)...)
gobuild := goToolArch(*arch, *cc, "build", buildFlags(env)...)
gobuild.Args = append(gobuild.Args, "-v")
gobuild.Args = append(gobuild.Args, []string{"-o", executablePath(cmd.Name())}...)
gobuild.Args = append(gobuild.Args, "."+string(filepath.Separator)+filepath.Join("cmd", cmd.Name()))
@ -255,10 +256,10 @@ func buildFlags(env build.Environment) (flags []string) {
}
func goTool(subcmd string, args ...string) *exec.Cmd {
return goToolArch(runtime.GOARCH, subcmd, args...)
return goToolArch(runtime.GOARCH, os.Getenv("CC"), subcmd, args...)
}
func goToolArch(arch string, subcmd string, args ...string) *exec.Cmd {
func goToolArch(arch string, cc string, subcmd string, args ...string) *exec.Cmd {
cmd := build.GoTool(subcmd, args...)
if subcmd == "build" || subcmd == "install" || subcmd == "test" {
// Go CGO has a Windows linker error prior to 1.8 (https://github.com/golang/go/issues/8756).
@ -277,6 +278,9 @@ func goToolArch(arch string, subcmd string, args ...string) *exec.Cmd {
cmd.Env = append(cmd.Env, "CGO_ENABLED=1")
cmd.Env = append(cmd.Env, "GOARCH="+arch)
}
if cc != "" {
cmd.Env = append(cmd.Env, "CC="+cc)
}
for _, e := range os.Environ() {
if strings.HasPrefix(e, "GOPATH=") || strings.HasPrefix(e, "GOBIN=") {
continue