[example] `membrane_cancel_membrane_task` and `membrane_free_membrane_vec` not in libexample.so
jwinarske opened this issue · 3 comments
jwinarske commented
Running the dart_example test requires debug build of libexample.so, or Dart FFI complains about not being able to lookup the symbol.
jwinarske commented
More info
$ dart run
Building package executable...
Built dart_example:dart_example.
[INFO] example: Starting dart_example application
[FINE] membrane.accounts: Calling Rust `contact` via C `membrane_accounts_contact`
[INFO] membrane: Opening native library libexample.so
[INFO] membrane: Initializing FFI bindings
[FINE] membrane: Initializing Dart_PostCObject
async ThreadId(1)
[FINE] membrane.accounts: Freed arguments to `membrane_accounts_contact`
[FINE] membrane.accounts: Deserializing data from contact
Unhandled exception:
Invalid argument(s): Failed to lookup symbol 'membrane_cancel_membrane_task': /home/joel/development/membrane/dart_example/../example/target/release/libexample.so: undefined symbol: membrane_cancel_membrane_task
#0 DynamicLibrary.lookup (dart:ffi-patch/ffi_dynamic_library_patch.dart:34:70)
#1 NativeLibrary._membrane_cancel_membrane_taskPtr (package:dart_example/src/ffi_bindings.dart:874:77)
#2 NativeLibrary._membrane_cancel_membrane_taskPtr (package:dart_example/src/ffi_bindings.dart)
#3 NativeLibrary._membrane_cancel_membrane_task (package:dart_example/src/ffi_bindings.dart:876:47)
#4 NativeLibrary._membrane_cancel_membrane_task (package:dart_example/src/ffi_bindings.dart)
#5 NativeLibrary.membrane_cancel_membrane_task (package:dart_example/src/ffi_bindings.dart:868:12)
#6 AccountsApi.contact (package:dart_example/accounts.dart:2628:21)
<asynchronous suspension>
#7 main (file:///home/joel/development/membrane/dart_example/bin/dart_example.dart:14:13)
<asynchronous suspension>
$ readelf --dyn-syms -W ../example/target/release/libexample.so
Symbol table '.dynsym' contains 159 entries:
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97: 0000000000064220 719 FUNC GLOBAL DEFAULT 12 membrane_accounts_scalar_u8
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99: 0000000000063960 802 FUNC GLOBAL DEFAULT 12 membrane_accounts_options_demo
100: 0000000000095ea0 719 FUNC GLOBAL DEFAULT 12 membrane_accounts_delete_contact
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105: 0000000000064d60 719 FUNC GLOBAL DEFAULT 12 membrane_accounts_scalar_u32
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127: 000000000006a770 719 FUNC GLOBAL DEFAULT 12 membrane_locations_get_location
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jwinarske commented
Looks like the linker is removing them.