[lkml]   [2001]   [May]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Not a typewriter
---------  Received message begins Here  ---------

> > IIRC, the 6 character linker requirement came from when the Bell Labs folk
> > ported the C compiler the IBM mainframe world, not from the early UNIX (tm)
> > world. During the original ANSI C meetings, I got the sense from the IBM rep,
> 6 character linker name limits are very old. Honeywell L66 GCOS3/TSS which I
> had the dubious pleasure of experiencing and which is a direct derivative of
> GECOS and thus relevant to the era like many 36bit boxes uses 6 char link names
> Why - well because 6 BCD characters fit in a 36bit word and its a single compare
> to check symbol matches

well... actually it was 6 bit "ascii" computed from: (char - ' '). Depends
entirely on architecture, and implementation. EBCD/6Bit/7Bit and EBCDIC were
supported on the Honeywell systems.

Jesse I Pollard, II

Any opinions expressed are solely my own.
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 12:53    [W:0.069 / U:0.172 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site