ref: 37345fce96f5df24f6fce02b876b37314ada0320
dir: /err.c/
#include <ext4.h>
char *
errno2s(int err)
{
switch(err){
case EROFS:
case EPERM:
case EACCES: return "permission denied";
case ENOMEM: return "out of memory";
case ENOENT: return "file not found";
case EISDIR: return "is a directory";
case EIO: return "i/o error";
case ENODEV:
case ENXIO: return "no such device";
case E2BIG: return "argument list too long";
case EFAULT: return "bad address";
case EEXIST: return "file exists";
case ENOTDIR: return "not a directory";
case EINVAL: return "invalid argument";
case EFBIG: return "file too large";
case ENOSPC: return "no space left on device";
case EMLINK: return "too many links";
case ERANGE: return "math result not representable";
case ENOTEMPTY: return "directory not empty";
case ENODATA: return "no data available";
case ENOTSUP: return "not supported";
}
return "???";
}