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Fix ffi interoperability issue

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Clients expect empty "dbfile" argument to be treated as NULL value.
This change fulfills their expectations.

Closes: #530
This commit is contained in:
Dmitry Bogatov
2019-09-18 23:56:10 +00:00
committed by holger krekel
parent 95d8665dbe
commit e0e82e1877
2 changed files with 10 additions and 1 deletions
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2
deltachat-ffi/src/lib.rs
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@@ -233,7 +233,7 @@ pub unsafe extern "C" fn dc_open(
let ffi_context = &*context;
let rust_cb = move |_ctx: &Context, evt: Event| ffi_context.translate_cb(evt);
let ctx = if blobdir.is_null() {
let ctx = if blobdir.is_null() || *blobdir == 0 {
Context::new(
Box::new(rust_cb),
ffi_context.os_name.clone(),