Commit 787f61d

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cmd/go: improve handling of tmpdir being noexec

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Lines changed: 8 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -13,6 +13,7 @@ import (`
`13`	`13`	`"context"`
`14`	`14`	`"debug/elf"`
`15`	`15`	`"encoding/json"`
	`16`	`+ "errors"`
`16`	`17`	`"fmt"`
`17`	`18`	`"os"`
`18`	`19`	`"path/filepath"`
`@@ -254,7 +255,13 @@ func (b *Builder) Init() {`
`254`	`255`	`} else {`
`255`	`256`	`tmp, err := os.MkdirTemp(cfg.Getenv("GOTMPDIR"), "go-build")`
`256`	`257`	`if err != nil {`
`257`		`- base.Fatalf("go: creating work dir: %v", err)`
	`258`	`+ if errors.Is(err, os.ErrPermission) {`
	`259`	`+ base.Fatalf("go: creating work dir: %v.\n"+`
	`260`	`+ "\tRun 'go env -w GOTMPDIR=...' to specify another temporary directory.\n"+`
	`261`	`+ "\tFor more about GOTMPDIR, see 'go help environment'.", err)`
	`262`	`+ } else {`
	`263`	`+ base.Fatalf("go: creating work dir: %v", err)`
	`264`	`+ }`
`258`	`265`	`}`
`259`	`266`	`if !filepath.IsAbs(tmp) {`
`260`	`267`	`abs, err := filepath.Abs(tmp)`

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