ack/lang/cem/libcc.ansi/errno/strerror.c

22 lines
548 B
C

/*
* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
* See the copyright notice in the ACK home directory, in the file "Copyright".
*/
/* $Id$ */
#include <string.h>
/*
* I don't know why, but X3J11 says that strerror() should be in declared
* in <string.h>. That is why the function is defined here.
*/
char* strerror(register int errnum)
{
extern const char* _sys_errlist[];
extern const int _sys_nerr;
if (errnum < 0 || errnum >= _sys_nerr)
return "unknown error";
return (char*)_sys_errlist[errnum];
}