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runtime: set PPROF_TMPDIR before running pprof

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Fixes #16121.

Change-Id: I7b838fb6fb9f098e6c348d67379fdc81fb0d69a4
Reviewed-on: https://go-review.googlesource.com/24270
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Michael Hudson-Doyle <michael.hudson@canonical.com>
This commit is contained in:
Ian Lance Taylor 2016-06-20 09:16:17 -07:00
parent 109823ec93
commit 659b9a19aa
1 changed files with 15 additions and 1 deletions
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16
src/runtime/crash_cgo_test.go
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@ -252,7 +252,21 @@ func testCgoPprof(t *testing.T, buildArg, runArg string) {
fn := strings.TrimSpace(string(got))
defer os.Remove(fn)
top, err := exec.Command("go", "tool", "pprof", "-top", "-nodecount=1", exe, fn).CombinedOutput()
cmd := testEnv(exec.Command("go", "tool", "pprof", "-top", "-nodecount=1", exe, fn))
found := false
for i, e := range cmd.Env {
if strings.HasPrefix(e, "PPROF_TMPDIR=") {
cmd.Env[i] = "PPROF_TMPDIR=" + os.TempDir()
found = true
break
}
}
if !found {
cmd.Env = append(cmd.Env, "PPROF_TMPDIR="+os.TempDir())
}
top, err := cmd.CombinedOutput()
t.Logf("%s", top)
if err != nil {
t.Fatal(err)