Bruno Haible writes:
> Do you mean to say that none of the functions
> memchr
> memcmp
> memcpy
> memmove
> memset
> wmemchr
> wmemcmp
> wmemcpy
> wmemmove
> wmemset
> may be called with arguments ptr = NULL and n = 0 ?
Yes. C99 7.2.21p2 says:
Where an argument declare
Bruno Haible writes:
> Andreas Schwab wrote:
>> > What is "the object"?
>>
>> See section 3.14 in the C standard.
>>
>> region of data storage in the execution environment, the contents of
>> which can represent values
>
> And in the context of memchr's return value:
The context is irr
Andreas Schwab wrote:
> > What is "the object"?
>
> See section 3.14 in the C standard.
>
> region of data storage in the execution environment, the contents of
> which can represent values
And in the context of memchr's return value:
"The memchr function returns a pointer to the loca
Bruno Haible writes:
> What is "the object"?
See section 3.14 in the C standard.
region of data storage in the execution environment, the contents of
which can represent values
Andreas.
--
Andreas Schwab, sch...@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5
On Sat, May 9, 2009 at 3:36 AM, Bruno Haible wrote:
>
> Unfortunately, having GNU 'ls' (and maybe later GNU 'chmod') use the
> platform's native syntax for ACLs does not allow the user to use the
> same commands on different platforms, and does not allow for platform
> independent scripts.
I cons
Hello David,
> The following patches add support for printing ACL's via 'ls -e/-E'.
> This is supported on platforms that have some sort of acl_to_text
> function, which is most of the platforms that the acl module supports.
Unfortunately, having GNU 'ls' (and maybe later GNU 'chmod') use the
pla
Andreas Schwab wrote:
> s/worked fine earlier/invoked undefined behviour/
In your interpretation of the C99 standard: can you please tell, regarding
this sentence in section 7.21.5.1, and assuming a call memchr(ptr,c,n) with
ptr != NULL and n >= 0:
"The memchr function returns a pointer to the
Bruno Haible writes:
> Does memchr(ptr,c,0) for ptr != NULL now access ptr[0] or not?
The as-if rule allows everything as long as a strictly compliant program
cannot tell the difference.
> In both cases the memchr implementation is deviating from traditional
> behaviour and provoking crashes fo
The following patches add support for printing ACL's via 'ls -e/-E'.
This is supported on platforms that have some sort of acl_to_text
function, which is most of the platforms that the acl module supports.
I tested this on Linux, OpenSolaris, and FreeBSD.
-- David
From 2b81cf5a5eb32c5e500c892fd11
