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From: guy@auspex.auspex.com (Guy Harris)
Newsgroups: comp.lang.c
Subject: Re: redirect stdin when using execl
Keywords: execl redirect stdin <
Message-ID: <2322@auspex.auspex.com>
Date: 2 Aug 89 18:41:44 GMT
References: <414@sc50.UUCP> <851@pcsbst.UUCP> <1520@frog.UUCP>
Reply-To: guy@auspex.auspex.com (Guy Harris)
Organization: Auspex Systems, Santa Clara
Lines: 13

>Two provisos: System V users will want to use fcntl(, F_DUPFD, ) instead of
>dup2()

Although:

	1) S5R3 has "dup2()"

and

	2) 4.[23]BSD has "fcntl(F_DUPFD)"

so if you're willing to rule out older systems you can avoid polluting
your code with "#ifdef"s.