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Re: get_progname and .exe suffix

From: Andrew Dunstan <andrew(at)dunslane(dot)net>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-hackers-win32 <pgsql-hackers-win32(at)postgresql(dot)org>
Subject: Re: get_progname and .exe suffix
Date: 2004-10-16 19:37:36
Message-ID: (view raw or whole thread)
Lists: pgsql-hackers-win32

Tom Lane wrote:

>Andrew Dunstan <andrew(at)dunslane(dot)net> writes:
>>Tom Lane wrote:
>>>What would break if we caused get_progname itself to strip the suffix?
>>Yes. get_progname() actually just returns a pointer to one past the last 
>>directory separator it finds in its argument string. Having it strip the 
>>.exe directly would in effect involve mangling argv[0]. That's what 
>>makes me slightly nervous about it. We could have it strdup() the result 
>>and then mangle that - note that it is called by postmaster before we 
>>set up any memory context stuff.
>Seems reasonable.  What I was more worried about though was whether
>there are any callers that actually need a non-stripped result.

Ok, I will have a look. grep tells me it's called in these places:




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