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lib: extract igt_drop_root

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Useful in other tests.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter
2014-01-19 22:06:48 +01:00
parent 70082e3677
commit 862de5636f
3 changed files with 16 additions and 13 deletions
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lib/drmtest.c
+11
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@@ -1659,3 +1659,14 @@ void igt_system_suspend_autoresume(void)
ret = system("rtcwake -s 30 -m mem");
igt_assert(ret == 0);
}
void igt_drop_root(void)
{
igt_assert(getuid() == 0);
igt_assert(setgid(2) == 0);
igt_assert(setuid(2) == 0);
igt_assert(getgid() == 2);
igt_assert(getuid() == 2);
}