Switch to local, stack allocated string for papi.control.status metric
Switch to local, stack allocated string for papi.control.status metric

Instead of realloc'ing multiple times a call, lets instead, allocate
one string (once) and simplify the process

tjanez/pcp,andyvand/cygpcpfans,mbaldessari/pcp,andyvand/cygpcpfans,adfernandes/pcp,aeg-aeg/pcpfans,wuliming/pcp,adfernandes/pcp,mbaldessari/pcp,edwardt/pcp,tjanez/pcp,aeg-aeg/pcpfans,prasincs/pcp,prasincs/pcp,aeg-aeg/pcpfans,prasincs/pcp,adfernandes/pcp,edwardt/pcp,prasincs/pcp,aeg-aeg/pcpfans,andyvand/cygpcpfans,tjanez/pcp,edwardt/pcp,wuliming/pcp,tjanez/pcp,andyvand/cygpcpfans,tjanez/pcp,prasincs/pcp,aeg-aeg/pcpfans,wuliming/pcp,tjanez/pcp,adfernandes/pcp,edwardt/pcp,prasincs/pcp,mbaldessari/pcp,tjanez/pcp,wuliming/pcp,edwardt/pcp,mbaldessari/pcp,wuliming/pcp,adfernandes/pcp,andyvand/cygpcpfans,wuliming/pcp,aeg-aeg/pcpfans,mbaldessari/pcp,wuliming/pcp,aeg-aeg/pcpfans,tjanez/pcp,andyvand/cygpcpfans,edwardt/pcp,prasincs/pcp,adfernandes/pcp,adfernandes/pcp,aeg-aeg/pcpfans,wuliming/pcp,prasincs/pcp,adfernandes/pcp,edwardt/pcp,mbaldessari/pcp,edwardt/pcp,andyvand/cygpcpfans,andyvand/cygpcpfans