overwrite cmake feature flags if cargo feature flags are different

CMakeLists.txt

@@ -199,11 +199,17 @@ set_genexpr_condition(cargo_flags DEBUG $<CONFIG:Debug>
 	"--release;--manifest-path=${cargo_toml_dir_release}/Cargo.toml")
 set(cargo_flags ${cargo_flags} ${ZENOHC_CARGO_FLAGS})
 
-if(ZENOHC_BUILD_WITH_SHARED_MEMORY)
+if (("${cargo_flags}" MATCHES ^.*shared-memory.*$) AND NOT(ZENOHC_BUILD_WITH_SHARED_MEMORY))
+	set(ZENOHC_BUILD_WITH_SHARED_MEMORY TRUE)
+	message(STATUS "Due to ZENOHC_CARGO_FLAGS setting ZENOHC_BUILD_WITH_SHARED_MEMORY = TRUE")
+elseif(ZENOHC_BUILD_WITH_SHARED_MEMORY)
 	set(cargo_flags ${cargo_flags} --features=shared-memory)
 endif()
 
-if(ZENOHC_BUILD_WITH_UNSTABLE_API)
+if (("${cargo_flags}" MATCHES ^.*unstable.*$) AND NOT(ZENOHC_BUILD_WITH_UNSTABLE_API))
+	set(ZENOHC_BUILD_WITH_UNSTABLE_API TRUE)
+	message(STATUS "Due to ZENOHC_CARGO_FLAGS setting ZENOHC_BUILD_WITH_UNSTABLE_API = TRUE")
+elseif(ZENOHC_BUILD_WITH_UNSTABLE_API)
 	set(cargo_flags ${cargo_flags} --features=unstable)
 endif()
 

Cargo.toml

@@ -76,7 +76,7 @@ spin = "0.9.5"
 unwrap-infallible = "0.1.5"
 const_format = "0.2.32"
 zenoh = { version = "1.0.0-dev", git = "https://github.com/eclipse-zenoh/zenoh.git", branch = "main", default-features = false, features = ["internal"] }
-zenoh-ext = { version = "1.0.0-dev", git = "https://github.com/eclipse-zenoh/zenoh.git", branch = "main", optional = true }
+zenoh-ext = { version = "1.0.0-dev", git = "https://github.com/eclipse-zenoh/zenoh.git", branch = "main" , optional = true }
 zenoh-runtime = { version = "1.0.0-dev", git = "https://github.com/eclipse-zenoh/zenoh.git", branch = "main" }
 zenoh-util = { version = "1.0.0-dev", git = "https://github.com/eclipse-zenoh/zenoh.git", branch = "main"  }
 flume = "*"

README.md

@@ -258,10 +258,9 @@ cmake ../zenoh-c -DZENOHC_CARGO_CHANNEL="+1.72.0"
 
 It's necessary sometimes to build zenoh-c library with set of features different from default. For example: enable TCP and UDP only. This can be done by changing `ZENOHC_CARGO_FLAGS` parameter for cmake (notice ";" instead of space due to cmake peculiarities)
 
-Available features can be found in Zenoh [Cargo.toml](https://github.com/eclipse-zenoh/zenoh/blob/main/zenoh/Cargo.toml)
-
+Available features can be found in [Cargo.toml](./Cargo.toml)
 ```bash
-cmake ../zenoh-c -DZENOHC_CARGO_FLAGS="--no-default-features;--features=zenoh/transport_tcp,zenoh/transport_udp"
+cmake ../zenoh-c -DZENOHC_CARGO_FLAGS="--no-default-features;--features=transport_tcp,transport_udp"
 ```
 
 ## Versioning