ruby/missing/strerror.c

19 строки
327 B
C

/* public domain rewrite of strerror(3) */
#include "ruby/missing.h"
extern int sys_nerr;
extern char *sys_errlist[];
static char msg[50];
char *
strerror(int error)
{
if (error <= sys_nerr && error > 0) {
return sys_errlist[error];
}
snprintf(msg, sizeof(msg), "Unknown error (%d)", error);
return msg;
}