ref: 5513dae7d9eee46f7e1843c8eeeaf9066d0ec632
dir: /sys/src/cmd/python/Python/strerror.c/
/* 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; }