Maybe this is the reason of the bug: ( cd protobuf ; /usr/bin/make ) make[2]: Entering directory '/<<PKGBUILDDIR>>/protobuf' protoc-c --c_out=../src/ WhisperTextProtocol.proto LocalStorageProtocol.proto FingerprintProtocol.proto [libprotobuf WARNING protoc-gen-c/main.cc:44] `protoc-c` is deprecated. Please use `protoc` instead! [libprotobuf WARNING google/protobuf/compiler/parser.cc:646] No syntax specified for the proto file: WhisperTextProtocol.proto. Please use 'syntax = "proto2";' or 'syntax = "proto3";' to specify a syntax version. (Defaulted to proto2 syntax.) [libprotobuf WARNING google/protobuf/compiler/parser.cc:646] No syntax specified for the proto file: LocalStorageProtocol.proto. Please use 'syntax = "proto2";' or 'syntax = "proto3";' to specify a syntax version. (Defaulted to proto2 syntax.) [libprotobuf WARNING google/protobuf/compiler/parser.cc:646] No syntax specified for the proto file: FingerprintProtocol.proto. Please use 'syntax = "proto2";' or 'syntax = "proto3";' to specify a syntax version. (Defaulted to proto2 syntax.) make[2]: Leaving directory '/<<PKGBUILDDIR>>/protobuf'
May guess is, that those files are used to build the generated files. -- Stefan