Python/strerror.c

   1
   2 /* PD implementation of strerror() for systems that don't have it.
   3    Author: Guido van Rossum, CWI Amsterdam, Oct. 1990, <guido@cwi.nl>. */
   4
   5 #include <stdio.h>
   6 #include "Python.h"
   7
   8 extern int sys_nerr;
   9 extern char *sys_errlist[];
  10
  11 char *
  12 strerror(int err)
  13 {
  14         static char buf[20];
  15         if (err >= 0 && err < sys_nerr)
  16                 return sys_errlist[err];
  17         PyOS_snprintf(buf, sizeof(buf), "Unknown errno %d", err);
  18         return buf;
  19 }