Rust BPF programs depend on Solana SDK (#5819)

sdk/src/lib.rs

@@ -1,30 +1,48 @@
-pub mod account;
-pub mod account_utils;
-pub mod bpf_loader;
-pub mod client;
-pub mod fee_calculator;
-pub mod genesis_block;
-pub mod hash;
-pub mod inflation;
-pub mod instruction;
-pub mod instruction_processor_utils;
-pub mod loader_instruction;
-pub mod message;
-pub mod native_loader;
-pub mod packet;
-pub mod poh_config;
+#[macro_use]
+extern crate cfg_if;
+
 pub mod pubkey;
-pub mod rent;
-pub mod rpc_port;
-pub mod short_vec;
-pub mod signature;
-pub mod system_instruction;
-pub mod system_program;
-pub mod system_transaction;
-pub mod sysvar;
-pub mod timing;
-pub mod transaction;
-pub mod transport;
+
+// On-chain program modules
+cfg_if! {
+    if #[cfg(feature = "program")] {
+        pub mod entrypoint;
+        pub mod log;
+        pub mod program_test;
+    }
+}
+
+// Kitchen sink modules
+cfg_if! {
+    if #[cfg(feature = "kitchen_sink")] {
+        pub mod account;
+        pub mod account_utils;
+        pub mod bpf_loader;
+        pub mod client;
+        pub mod fee_calculator;
+        pub mod genesis_block;
+        pub mod hash;
+        pub mod inflation;
+        pub mod instruction;
+        pub mod instruction_processor_utils;
+        pub mod loader_instruction;
+        pub mod message;
+        pub mod native_loader;
+        pub mod packet;
+        pub mod poh_config;
+        pub mod rent;
+        pub mod rpc_port;
+        pub mod short_vec;
+        pub mod signature;
+        pub mod system_instruction;
+        pub mod system_program;
+        pub mod system_transaction;
+        pub mod sysvar;
+        pub mod timing;
+        pub mod transaction;
+        pub mod transport;
+    }
+}
 
 #[macro_use]
 extern crate serde_derive;