This 6-8 character thing may be a legacy style from a very old compiler.  It certainly harks back to the days of 8.3 filenames and other such limitations.   Now I wonder if it is really true, that some C compilers might not distinguish two variables with the first 8 letters identical?  

-- Lawrence Lile, P.E.
Electrical and Electronic Solutions
Project Solutions Companies
www.projsolco.com

> -----Original Message-----
> From: William "Chops" Westfield [mailto:westfw@mac.com]
> Sent: Monday, October 18, 2004 6:37 PM
> To: Microcontroller discussion list - Public.
> Subject: Re: [AD] Looking for work (style guide)
> 
> On Oct 18, 2004, at 11:28 AM, James Newtons Massmind wrote:
> >>
> >> It is time for me to make my annual post of my style guide.
> >> Here are the Ten Commandments of C Style
> >>
> Blasphemous heathen!
> 
> The only thing there that I have objections to is the idea that
> indentifiers should be unique in the first 6 to 8 characters.  In
> particular, it can frequently be a good idea to have structure name
> members include the structure:
>      struct udptype_ {
>          unsigned short udp_sport;
>          unsigned short udp_dport;
>          unsigned short udp_length;
>          unsigned short udp_cksum;
>      } udp;
> 
> This can help considerable when searching, since things like "length"
> by themselves are distressingly common.  once you use up 4+ characters
> on structure prefix, you don't have much left if you want things unique
> in 6 characters.  (of course, the above example IS...)
> 
> BillW
> 
> 
> 
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