| /* 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> | |
| extern int sys_nerr; | |
| extern char *sys_errlist[]; | |
| char * | |
| strerror(err) | |
| int err; | |
| { | |
| static char buf[20]; | |
| if (err >= 0 && err < sys_nerr) | |
| return sys_errlist[err]; | |
| sprintf(buf, "Unknown errno %d", err); | |
| return buf; | |
| } | |
| #ifdef THINK_C | |
| int sys_nerr = 0; | |
| char *sys_errlist[1] = 0; | |
| #endif |