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cmd/cgo: report exec errors a bit more clearly

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Change-Id: I0e6bebf0e2e6efdef4be880e0c6c7451b938924b
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/949417
Reviewed-by: Katie Hockman <katiehockman@google.com>
Reviewed-by: Jay Conrod <jayconrod@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/284781
Run-TryBot: Roland Shoemaker <roland@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Trust: Roland Shoemaker <roland@golang.org>
This commit is contained in:
Russ Cox 2021-01-11 10:01:24 -05:00 committed by Roland Shoemaker
parent 46e2e2e9d9
commit 5a8a2265fb
1 changed files with 2 additions and 2 deletions
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4
src/cmd/cgo/util.go
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@ -63,7 +63,7 @@ func run(stdin []byte, argv []string) (stdout, stderr []byte, ok bool) {
p.Env = append(os.Environ(), "TERM=dumb")
err := p.Run()
if _, ok := err.(*exec.ExitError); err != nil && !ok {
fatalf("%s", err)
fatalf("exec %s: %s", argv[0], err)
}
ok = p.ProcessState.Success()
stdout, stderr = bout.Bytes(), berr.Bytes()
@ -88,7 +88,7 @@ func fatalf(msg string, args ...interface{}) {
// If we've already printed other errors, they might have
// caused the fatal condition. Assume they're enough.
if nerrors == 0 {
fmt.Fprintf(os.Stderr, msg+"\n", args...)
fmt.Fprintf(os.Stderr, "cgo: "+msg+"\n", args...)
}
os.Exit(2)
}