In article <[email protected]>, Robert Elz <[email protected]> wrote: > Date: Fri, 28 Apr 2017 15:31:10 +0000 (UTC) > From: [email protected] (Christos Zoulas) > Message-ID: <[email protected]> > > | Fine, return NULL for no signal number / and -1 for no such signal name. > >I think 0 for no name is better, we know there is not (and cannot be) a >signal 0, but -1 ? Unlikely, but... (and besides, people often assume >that funcs that return -1 to indicate error also set errno, and this does not.)
Signal 0 is special -- unfortunately it does not have a name... Perhaps "0" <-> 0? christos
