Date: Mon, 12 Mar 2001 19:06:47 -0600 (CST) From: John Gregor <johng@vieo.com> To: freebsd-hackers@FreeBSD.ORG, shankar_agarwal@net.com Subject: Re: Question regarding the funcation socket()... Message-ID: <200103130106.f2D16lZ02260@vieo.com> In-Reply-To: <3AAD7114.A01DE452@net.com>
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> I am trying to find out where the function socket() is actually defined.
sys/kern/uipc_syscalls.c
cscope is your friend.
> Moreover is see __P with all the function prototypes. Can anyone
> tell me what do they mean. I am right now assuming for my work that
> they just mean blank.
Bad assumption. Depending on the compiler, __P either returns the
argument passed to the macro or '()'. This is because pre-ANSI C
didn't support function prototypes.
pre-ANSI
int foo();
ANSI
int foo(char *, int *, int, int);
Again, cscope is your friend.
-JohnG
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