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| author | Damien George <damien.p.george@gmail.com> | 2016-05-04 09:22:22 +0000 |
|---|---|---|
| committer | Damien George <damien.p.george@gmail.com> | 2016-06-28 11:28:49 +0100 |
| commit | f1b6db221875f6ad30ff0723f2c2302aeab70d0e (patch) | |
| tree | ccebed18ab5a6845c8a35e7e1b5caf78eaf5b393 /unix | |
| parent | e33806aaff5787d57bd708f99e565f1c490fc069 (diff) | |
| download | micropython-f1b6db221875f6ad30ff0723f2c2302aeab70d0e.tar.gz micropython-f1b6db221875f6ad30ff0723f2c2302aeab70d0e.zip | |
unix/file: If write syscall returns because of EINTR then try again.
As per PEP-475.
Diffstat (limited to 'unix')
| -rw-r--r-- | unix/file.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/unix/file.c b/unix/file.c index 7a23572e13..a7620e079e 100644 --- a/unix/file.c +++ b/unix/file.c @@ -88,6 +88,14 @@ STATIC mp_uint_t fdfile_write(mp_obj_t o_in, const void *buf, mp_uint_t size, in } #endif mp_int_t r = write(o->fd, buf, size); + while (r == -1 && errno == EINTR) { + if (MP_STATE_VM(mp_pending_exception) != MP_OBJ_NULL) { + mp_obj_t obj = MP_STATE_VM(mp_pending_exception); + MP_STATE_VM(mp_pending_exception) = MP_OBJ_NULL; + nlr_raise(obj); + } + r = write(o->fd, buf, size); + } if (r == -1) { *errcode = errno; return MP_STREAM_ERROR; |