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Fix more emscripten compiler errors (#7895)

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I ran the CMake configure with:
```bash
emcmake cmake -B build-wasm -S . \
  -DCMAKE_BUILD_TYPE=Release \
  -DBUILD_SHARED_LIBS=OFF \
  -DWITH_SIMULATION_MODULES=OFF \
  -DWITH_PROTOBUF=OFF \
  -DWITH_GUI=OFF \
  -DWITH_CSCORE=OFF
```

* Turned off simulation modules because they require shared libraries
* Turned off GUI because glfw requires libssh
* Turned off cscore because it requires OpenCV

I still get the following compiler errors:

```
/home/tav/frc/wpilib/allwpilib/wpinet/src/main/native/thirdparty/libuv/src/unix/linux.cpp:43:10: fatal error: 'sys/epoll.h' file not found
   43 | #include <sys/epoll.h>
      |          ^~~~~~~~~~~~~
```
```
/home/tav/frc/wpilib/allwpilib/wpinet/src/main/native/thirdparty/libuv/src/unix/stream.cpp:991:56: error: comparison of integers of different signs: 'unsigned long' and 'long' [-Werror,-Wsign-compare]
  991 |   for (cmsg = CMSG_FIRSTHDR(msg); cmsg != NULL; cmsg = CMSG_NXTHDR(msg, cmsg)) {
      |                                                        ^~~~~~~~~~~~~~~~~~~~~~
/home/tav/.cache/emscripten/sysroot/include/sys/socket.h:358:44: note: expanded from macro 'CMSG_NXTHDR'
  358 |         __CMSG_LEN(cmsg) + sizeof(struct cmsghdr) >= __MHDR_END(mhdr) - (unsigned char *)(cmsg) \
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
```
```
/home/tav/frc/wpilib/allwpilib/wpinet/src/main/native/thirdparty/libuv/src/unix/core.cpp:748:56: error: comparison of integers of different signs: 'unsigned long' and 'long' [-Werror,-Wsign-compare]
  748 |   for (cmsg = CMSG_FIRSTHDR(msg); cmsg != NULL; cmsg = CMSG_NXTHDR(msg, cmsg))
      |                                                        ^~~~~~~~~~~~~~~~~~~~~~
/home/tav/.cache/emscripten/sysroot/include/sys/socket.h:358:44: note: expanded from macro 'CMSG_NXTHDR'
  358 |         __CMSG_LEN(cmsg) + sizeof(struct cmsghdr) >= __MHDR_END(mhdr) - (unsigned char *)(cmsg) \
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
```
This commit is contained in:
Tyler Veness
2025-04-25 21:56:26 -07:00
committed by GitHub
parent 90ee11a9e0
commit 92010c175f
13 changed files with 121 additions and 14 deletions
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3
ntcore/src/test/native/cpp/ValueTest.cpp
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@@ -271,6 +271,8 @@ TEST_F(ValueTest, StringArray) {
NT_DisposeValue(&cv);
}
// Google Test doesn't have ASSERT_DEATH when compiled with emscripten
#ifndef __EMSCRIPTEN__
#ifdef NDEBUG
TEST_F(ValueDeathTest, DISABLED_GetAssertions) {
#else
@@ -285,6 +287,7 @@ TEST_F(ValueDeathTest, GetAssertions) {
ASSERT_DEATH((void)v.GetDoubleArray(), "type == NT_DOUBLE_ARRAY");
ASSERT_DEATH((void)v.GetStringArray(), "type == NT_STRING_ARRAY");
}
#endif
TEST_F(ValueTest, UnassignedComparison) {
Value v1, v2;