diff options
| author | Petteri Aimonen <jpa@git.mail.kapsi.fi> | 2019-12-18 19:35:00 +0300 |
|---|---|---|
| committer | Petteri Aimonen <jpa@git.mail.kapsi.fi> | 2019-12-18 19:35:00 +0300 |
| commit | b9c7bbaeab0c4763345f70ace9acd9fa2cbf9259 (patch) | |
| tree | e88eab6085024baaa89bc5cd510130b3d87e93f8 /docs | |
| parent | 9639005479e7fa6ee77cb00c3f47e353d8aab37e (diff) | |
Improve callback handling inside oneofs. (#175)
Removed PB_OLD_CALLBACK_STYLE. Added generator option
submsg_callback to have a message-level callback for
setting up callbacks inside oneofs. Added example/testcase
about using callbacks with oneofs.
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/migration.rst | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/docs/migration.rst b/docs/migration.rst index e077a74..1fee491 100644 --- a/docs/migration.rst +++ b/docs/migration.rst @@ -151,6 +151,20 @@ the field option `proto3_singular_msgs` can be used to restore the old behavior. **Error indications:** Submessages do not get encoded. +PB_OLD_CALLBACK_STYLE option has been removed +--------------------------------------------- +**Rationale:** Back in 2013, function signature for callbacks was changed. The +`PB_OLD_CALLBACK_STYLE` option allowed compatibility with old code, but +complicated code and testing because of the different options. + +**Changes:** `PB_OLD_CALLBACK_STYLE` option no-longer has any effect. + +**Required actions:** If `PB_OLD_CALLBACK_STYLE` option was in use previously, +function signatures must be updated to use double pointers (`void**` and +`void * const *`). + +**Error indications:** Assignment from incompatible pointer type. + Nanopb-0.3.9.4, 0.4.0 (2019-xx-xx) ================================== |