syscall: append to environment in tests, don't clobber it
This is a partial backport of https://golang.org/cl/233318.
It's only a partial backport because part of the change was
already applied to libgo in CL 193497 as part of the update
to the Go 1.13beta1 release.
Fixes https://gcc.gnu.org/PR95061
Change-Id: I3d37039b8df57e361b70d760aba22e71ef1cc657
Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/233359
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Reviewed-by: Than McIntosh <thanm@google.com>
diff --git a/libgo/go/syscall/syscall_linux_test.go b/libgo/go/syscall/syscall_linux_test.go
index 97059c8..c12df4c 100644
--- a/libgo/go/syscall/syscall_linux_test.go
+++ b/libgo/go/syscall/syscall_linux_test.go
@@ -187,7 +187,7 @@
}
cmd := exec.Command(tmpBinary)
- cmd.Env = []string{"GO_DEATHSIG_PARENT=1"}
+ cmd.Env = append(os.Environ(), "GO_DEATHSIG_PARENT=1")
chldStdin, err := cmd.StdinPipe()
if err != nil {
t.Fatalf("failed to create new stdin pipe: %v", err)
@@ -225,7 +225,10 @@
func deathSignalParent() {
cmd := exec.Command(os.Args[0])
- cmd.Env = []string{"GO_DEATHSIG_CHILD=1"}
+ cmd.Env = append(os.Environ(),
+ "GO_DEATHSIG_PARENT=",
+ "GO_DEATHSIG_CHILD=1",
+ )
cmd.Stdin = os.Stdin
cmd.Stdout = os.Stdout
attrs := syscall.SysProcAttr{
@@ -360,7 +363,7 @@
}
cmd := exec.Command(tmpBinary)
- cmd.Env = []string{"GO_SYSCALL_NOERROR=1"}
+ cmd.Env = append(os.Environ(), "GO_SYSCALL_NOERROR=1")
out, err := cmd.CombinedOutput()
if err != nil {