Path: utzoo!attcan!uunet!mcsun!hp4nl!star.cs.vu.nl!maart
From: maart@cs.vu.nl (Maarten Litmaath)
Newsgroups: comp.lang.c
Subject: strerror() (was: perror)
Message-ID: <7052@star.cs.vu.nl>
Date: 3 Jul 90 15:16:41 GMT
References: <22931@dartvax.Dartmouth.EDU> <MEISSNER.90Jul3102104@osf.osf.org>
Sender: news@cs.vu.nl
Reply-To: maart@cs.vu.nl (Maarten Litmaath)
Organization: VU Informatika, Amsterdam, The Netherlands
Lines: 33

In article <MEISSNER.90Jul3102104@osf.osf.org>,
	meissner@osf.org (Michael Meissner) writes:
)...
)char *
)strerror(e)
){
)  extern int	errno;
)  extern int	sys_nerr;
)  extern char	*sys_errlist[];
)
)  if (e < 0 || e >= sys_nerr)
)      return "Unknown error";
)
)  return sys_errlist[e];
)}
)...

Always give as much information as possible!
--------------------cut here--------------------
char	*strerror()
{
	extern	int	errno, sys_nerr;
	extern	char	*sys_errlist[];
	static	char	buf[32];

	if ((unsigned) errno < sys_nerr)
		return sys_errlist[errno];
	sprintf(buf, "Unknown error %d", errno);
	return buf;
}
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