Date: Fri, 5 Jan 2001 20:45:33 +0000 From: Ben Smithurst <ben@FreeBSD.org> To: Brian Somers <brian@Awfulhak.org> Cc: Matt Dillon <dillon@earth.backplane.com>, cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/usr.bin/apply apply.c Message-ID: <20010105204533.O85794@strontium.scientia.demon.co.uk> In-Reply-To: <200101052027.f05KRHi48955@hak.lan.Awfulhak.org> References: <ben@FreeBSD.org> <200101052027.f05KRHi48955@hak.lan.Awfulhak.org>
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Brian Somers wrote:
>>> Yes, but not portably. The ANSI standard tried to standardize it but
>>> the reality is that only snprintf()'s return value is portable. If you
>>> try to use the return value from other functions as a count, your code
>>> won't be portable. asprintf() *might* be portable too, but nothing else.
>>
>> Oh hell. In that case I'll probably just make the paragraph about
>> snprintf's return value clearer and not touch anything else.
>
> Except that the paragraph that says
>
> These functions return the number of characters printed (not including
> the trailing `\0' used to end output to strings).
>
> is wrong :-/
ok, how about I update the paragraph to:
These functions return the number of characters printed (not including
the trailing `\0' used to end output to strings). However, this is only
portable when referring to the snprintf() function; the other functions
may have different return conventions on other systems.
--
Ben Smithurst / ben@FreeBSD.org / PGP: 0x99392F7D
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