Ruby: missing/strerror.c Source File

Ruby 3.2.5p208 (2024-07-26 revision 31d0f1a2e7dbfb60731d1f05b868e1d578cda493)

strerror.c
1/* public domain rewrite of strerror(3) */
2
3#include "ruby/missing.h"
4
5extern int sys_nerr;
6extern char *sys_errlist[];
7
8static char msg[50];
9
10char *
11strerror(int error)
12{
13 if (error <= sys_nerr && error > 0) {
14 return sys_errlist[error];
15 }
16 snprintf(msg, sizeof(msg), "Unknown error (%d)", error);
17 return msg;
18}