cpython-withatomic / Python / strerror.c

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

#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;