Re: vfprintf, scanf portability

[Paul Eggert]

On 03/15/2011 11:34 AM, Karl Berry wrote:
> The GNU coding standards have had these two items since the beginning.
>
> First:
>      Don't use the return value of @code{sprintf}.  It returns the number of
>      characters written on some systems, but not on all systems.

This refers to very old implementations where sprintf returned char *.
These aren't relevant any more; C89 killed those implementations off.
I would remove this.

> Second:
>      Be aware that @code{vfprintf} is not always available.

That's a bit dated, but not entirely irrelevant.  See, for example,

http://buildlogs.pld-linux.org/index.php?dist=th&arch=athlon&ok=1&name=gcc&id=78974776-f08b-4b31-a977-863793c73c22&action=text

a build dated March 2009, or

http://buildd.emdebian.org/~zumbi/toolchain/squeeze/i386/logs/i386-sparc-gcc-4.4.log

a build dated December 2010.