> From: <rsbec...@nexbridge.com> > Cc: <bug-make@gnu.org> > Date: Wed, 21 Sep 2022 21:01:58 -0400 > > On September 21, 2022 8:58 PM, Paul Eggert wrote: > >On 9/20/22 18:48, rsbec...@nexbridge.com wrote: > >> I am sorry to say that the %j prefix is not safe or portable. There > >> are major production platforms where this is not supported. I work on > >> one of them. > > > >Which platform and version? I'd like to document this in Gnulib. Some other > >GNU > >programs are using %j now so it might make sense for you to file an > >enhancement > >request at some point, assuming %j is not supported even in the latest > >version of > >the platform. > > > >Anyway, thanks, revised GNU Make patch attached; it does not assume %j. > > I'm going to back away from complaining on this. The platform I thought did > not support it was HPE NonStop but it appears that I was looking at an old OS > version. The current set of supported operating system releases support %j.
MinGW on native MS-Windows definitely doesn't, unless we force linking against the replacement stdio. And I think we still support MSVC? So I think it's best to stay away of %j.
