Fix windows

Signed-off-by: Andrew Stein <steinlink@gmail.com>

Author: texodus

Cargo.lock

@@ -57,7 +57,7 @@ path = "src/rust/lib.rs"
 [build-dependencies]
 prost-build = { version = "0.12.3" }
 # https://github.com/abseil/abseil-cpp/issues/1241#issuecomment-2138616329
-protobuf-src = { version = "=2.1.1", optional = true }
+protobuf-src = { rev = "1aba500e469f8bdc384a0fe9e69c189fda72e059", git = "https://github.com/MaterializeInc/rust-protobuf-native", optional = true }
 
 [dependencies]
 async-lock = { version = "2.5.0" }

rust/perspective-client/Cargo.toml

@@ -43,6 +43,7 @@ fn prost_build() -> Result<()> {
         unsafe {
             std::env::set_var("PROTOC", protobuf_src::protoc())
         };
+        
         #[cfg(not(feature = "protobuf-src"))]
         if std::env::var("PROTOC").is_err() {
             panic!(

rust/perspective-client/build.rs

@@ -42,7 +42,7 @@ disable-cpp = []
 cmake = "0.1.50"
 num_cpus = "^1.15.0"
 shlex = "1.3.0"
-protobuf-src = { version = "2.1.1" }
+protobuf-src = { rev = "1aba500e469f8bdc384a0fe9e69c189fda72e059", git = "https://github.com/MaterializeInc/rust-protobuf-native" }
 
 [dependencies]
 perspective-client = { version = "4.0.1" }