Xref: utzoo comp.unix.sysv386:8347 comp.lang.c:39518
Newsgroups: comp.unix.sysv386,comp.lang.c
Path: utzoo!utgpu!news-server.csri.toronto.edu!torsqnt!hybrid!scifi!bywater!uunet!kithrup!sef
From: sef@kithrup.COM (Sean Eric Fagan)
Subject: Re: time(0L) - history of a misconception (was Re: SCO password generator)
Organization: Kithrup Enterprises, Ltd.
Date: Wed, 22 May 1991 18:51:34 GMT
Message-ID: <1991May22.185134.376@kithrup.COM>
References: <1991May14.040042.15199@jpradley.jpr.com> <588@sherpa.UUCP> <1141@mwtech.UUCP>

In article <1141@mwtech.UUCP> martin@mwtech.UUCP (Martin Weitzel) writes:
>In article <588@sherpa.UUCP> rac@sherpa.UUCP (Roger Cornelius) writes:
>>	long seed = time(0L);
>	                 ^^--------- wrong
>	           time((long *)0);
>	                ^^^^^^^^^--- right
>Note that the argument to the time system call is a `long *', aka
>pointer to long. Repeat after me: POINTER to long.

On the other hand, if you have an ansi-conformant compiler, and a prototype
is in scope, then either solution will work properly.

-- 
Sean Eric Fagan  | "I made the universe, but please don't blame me for it;
sef@kithrup.COM  |  I had a bellyache at the time."
-----------------+           -- The Turtle (Stephen King, _It_)
Any opinions expressed are my own, and generally unpopular with others.