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This is a macro on some (older) versions of GCC, and macOS, and Windows. Sigh. I moved the `#undef` block to a common section. I also took the opportunity to add a regression test for all these macros that need to be `#undef`'d.
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| // Protocol Buffers - Google's data interchange format | ||
| // Copyright 2013 Google LLC All rights reserved. | ||
| // https://developers.google.com/protocol-buffers/ | ||
| // | ||
| // Redistribution and use in source and binary forms, with or without | ||
| // modification, are permitted provided that the following conditions are | ||
| // met: | ||
| // | ||
| // * Redistributions of source code must retain the above copyright | ||
| // notice, this list of conditions and the following disclaimer. | ||
| // * Redistributions in binary form must reproduce the above | ||
| // copyright notice, this list of conditions and the following disclaimer | ||
| // in the documentation and/or other materials provided with the | ||
| // distribution. | ||
| // * Neither the name of Google Inc. nor the names of its | ||
| // contributors may be used to endorse or promote products derived from | ||
| // this software without specific prior written permission. | ||
| // | ||
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | ||
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | ||
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | ||
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | ||
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | ||
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | ||
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | ||
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | ||
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | ||
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
|
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| syntax = "proto3"; | ||
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| package protobuf_unittest; | ||
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| option csharp_namespace = "ProtobufUnittest"; | ||
| option java_multiple_files = true; | ||
| option java_package = "com.google.protobuf.testing.proto"; | ||
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| // `google/protobuf/port_def.inc` #undef's a number of inconvenient macros | ||
| // defined in system headers under varying circumstances. The code generated | ||
| // from this file will not compile if those `#undef` calls are accidentally | ||
| // removed. | ||
|
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| // This generates `GID_MAX`, which is a macro in some circumstances. | ||
| enum GID { | ||
| GID_UNUSED = 0; | ||
| } | ||
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| // This generates `UID_MAX`, which is a mcro in some circumstances. | ||
| enum UID { | ||
| UID_UNUSED = 0; | ||
| } | ||
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| // Just a container for bad macro names. Some of these do not follow the normal | ||
| // naming conventions, this is intentional, we just want to trigger a build | ||
| // failure if the macro is left defined. | ||
| enum BadNames { | ||
| // autoheader defines this in some circumstances. | ||
| PACKAGE = 0; | ||
| // The comment says "a few common headers define this". | ||
| PACKED = 1; | ||
| // Defined in many Linux system headers. | ||
| linux = 2; | ||
| // This is often a macro in `<math.h>`. | ||
| DOMAIN = 3; | ||
| // These are defined in both Windows and macOS headers. | ||
| TRUE = 4; | ||
| FALSE = 5; | ||
| // Sometimes defined in Windows system headers. | ||
| CREATE_NEW = 6; | ||
| DELETE = 7; | ||
| DOUBLE_CLICK = 8; | ||
| ERROR = 9; | ||
| ERROR_BUSY = 10; | ||
| ERROR_INSTALL_FAILED = 11; | ||
| ERROR_NOT_FOUND = 12; | ||
| GetClassName = 13; | ||
| GetCurrentTime = 14; | ||
| GetMessage = 15; | ||
| GetObject = 16; | ||
| IGNORE = 17; | ||
| IN = 18; | ||
| INPUT_KEYBOARD = 19; | ||
| NO_ERROR = 20; | ||
| OUT = 21; | ||
| OPTIONAL = 22; | ||
| NEAR = 23; | ||
| NO_DATA = 24; | ||
| REASON_UNKNOWN = 25; | ||
| SERVICE_DISABLED = 26; | ||
| SEVERITY_ERROR = 27; | ||
| STATUS_PENDING = 28; | ||
| STRICT = 29; | ||
| // Sometimed defined in macOS system headers. | ||
| TYPE_BOOL = 30; | ||
| // Defined in macOS, Windows, and Linux headers. | ||
| DEBUG = 31; | ||
| } |