logd: kill(0,0) issue

- Recognize pid=0 as special case (kernel or pre-init sourced)
  and refrain from treating it in the general case.

Bug: 17526159
Change-Id: I74796043ac34753c6dd10018719ebc0bcd94e012
1 file changed
tree: 080f0683f3c0e50f4b04a4d4e650fb2a02fadc0a
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/