From: Cort Dougan <cort@fsmlabs.com>
To: Larry McVoy <lm@work.bitmover.com>,
Linus Torvalds <torvalds@transmeta.com>,
Stephen Rothwell <sfr@canb.auug.org.au>,
LKML <linux-kernel@vger.kernel.org>,
anton@samba.org, "David S. Miller" <davem@redhat.com>,
ak@muc.de
Subject: Re: [PATCH] Beginnings of conpat 32 code cleanups
Date: Fri, 22 Nov 2002 13:13:51 -0700 [thread overview]
Message-ID: <20021122131351.C30808@duath.fsmlabs.com> (raw)
In-Reply-To: <20021122115454.A481@work.bitmover.com>; from lm@bitmover.com on Fri, Nov 22, 2002 at 11:54:54AM -0800
"IMHO"? Larry, you're never humble about your opinions :)
} IMHO, the thing that the early Unix systems did wrong was to not have
} u8, u16, u32, etc as basic ctypes in sys/types.h. And C should have
} had a way to fake it if they weren't native.
}
} Anyone who has ported a networking stack or worked on driver knows exactly
} what I'm talking about.
}
} And while I'm whining,
}
} assert(strlen(any typedef) < 8));
Plan9 takes it a step further and tackles the char/8-byte issue. A
printable character is a 16-byte entity - a rune - while char is an 8-byte
quantity. Doing everything in UNICODE forced the issue, I think.
Even better, everything was designed to run with different byte-ordering
schemes so:
ulong
getlong(void)
{
ulong l;
l = (getchar()&0xFF)<<24;
|= (getchar()&0xFF)<<16;
l |= (getchar()&0xFF)<<8;
l |= (getchar()&0xFF)<<0;
return l;
}
always works correctly. They even ripped out the darn c-preprocessor and
just made a smarter optimization compiler.
Improvements in C without ending up with something like C# or C++. Can't
beat that with a stick.
Ah, yes... the streets are paved with gold in the land of Plan9.
} I like my stack variable declarations to line up. I despise some_long_name_t
} typedefs with a passion.
There is a special kind of mind that allows people to follow 5 levels worth
of typedef to struct including stuct with typedefs in them. It involves
having a very unhealthy outlook on the world.
next prev parent reply other threads:[~2002-11-22 20:09 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-11-22 5:23 Stephen Rothwell
2002-11-22 19:47 ` Linus Torvalds
2002-11-22 19:54 ` Larry McVoy
2002-11-22 20:13 ` Cort Dougan [this message]
2002-11-22 20:38 ` H. Peter Anvin
2002-11-23 0:28 ` Stephen Rothwell
2002-11-25 19:48 ` Linus Torvalds
2002-11-23 5:16 ` Anton Blanchard
2002-11-25 20:00 ` Linus Torvalds
2002-11-26 13:53 ` Pavel Machek
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