[TYPO3-core] RFC: fix problems with uname (#3326)

[Martin Kutschker]

Martin Kutschker schrieb:
> Martin Kutschker schrieb:
> 
>> Hi!
>>
>> Patch request for HEAD and TYPO3_4-0
>>
>> Problem:
>>
>> php_uname() takes a parameter, which - although not mentioned in the 
>> docs) - is not supported in PHP versions earlier than 4.3. There is a 
>> report of a misfunction in 4.4.2, which I could not confirm. The 
>> effect is the same: instead of the host name, we get the full info 
>> string. It's not possible to deduce the host name from this string.
>>
>> This affects the sysLog-feature in CLI-mode and HTML-mails.
>>
>> Solution:
>>
>> Create a unfied function for getting the FQDN of the host name and use 
>> it in both occurences.
>> This solution has no cure for a broken php_uname but it doesn't 
>> produce PHP errors. Using $_SERVER['HTTP_HOST'] should avoid the 
>> problem altogether when not in CLI-mode.
>>
>> Note:
>>
>> The patch also changes the logging from <protocol>://<request-hostame> 
>> to <protocol>://<request-hostame>/<site-path> (TYPO3_SITE_URL instead 
>> of TYPO3_REQUEST_HOST).
> 
> 
> I've attached a new version which adds an additional sanity check for 
> the result of gethostbyname() which returns the input as output if no 
> host could be found (see PHP docs).

Committed to HEAD and TYPO3_4-0.

Masi