view Python/strerror.c @ 31175:5cc1a400a02c legacy-trunk

Use dictionary specific looping idiom where possible. Simplifies and speeds-up the code.
author Raymond Hettinger <python@rcn.com>
date Sat, 13 Dec 2003 14:46:46 +0000
parents 86fdf8fe7f17
children
line wrap: on
line source


/* PD implementation of strerror() for systems that don't have it.
   Author: Guido van Rossum, CWI Amsterdam, Oct. 1990, <guido@cwi.nl>. */

#include <stdio.h>
#include "Python.h"

extern int sys_nerr;
extern char *sys_errlist[];

char *
strerror(int err)
{
	static char buf[20];
	if (err >= 0 && err < sys_nerr)
		return sys_errlist[err];
	PyOS_snprintf(buf, sizeof(buf), "Unknown errno %d", err);
	return buf;
}