diff options
Diffstat (limited to 'src/lib/os/os_file.go')
| -rw-r--r-- | src/lib/os/os_file.go | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/src/lib/os/os_file.go b/src/lib/os/os_file.go index 2667a1e21..0d2e7bd6a 100644 --- a/src/lib/os/os_file.go +++ b/src/lib/os/os_file.go @@ -55,35 +55,44 @@ func (fd *FD) Close() *Error { func (fd *FD) Read(b *[]byte) (ret int, err *Error) { if fd == nil { - return -1, EINVAL + return 0, EINVAL } var r, e int64; if len(b) > 0 { // because we access b[0] r, e = syscall.read(fd.fd, &b[0], int64(len(b))); + if r < 0 { + r = 0 + } } return int(r), ErrnoToError(e) } func (fd *FD) Write(b *[]byte) (ret int, err *Error) { if fd == nil { - return -1, EINVAL + return 0, EINVAL } var r, e int64; if len(b) > 0 { // because we access b[0] r, e = syscall.write(fd.fd, &b[0], int64(len(b))); + if r < 0 { + r = 0 + } } return int(r), ErrnoToError(e) } func (fd *FD) WriteString(s string) (ret int, err *Error) { if fd == nil { - return -1, EINVAL + return 0, EINVAL } b := new([]byte, len(s)+1); if !syscall.StringToBytes(b, s) { - return -1, EINVAL + return 0, EINVAL } r, e := syscall.write(fd.fd, &b[0], int64(len(s))); + if r < 0 { + r = 0 + } return int(r), ErrnoToError(e) } |