From 166fcb874677ae178c6fb7efa043661399dd660b Mon Sep 17 00:00:00 2001
From: Georges Palauqui <georges.palauqui@gptechinno.com>
Date: Sat, 19 Oct 2024 11:15:54 +0200
Subject: [PATCH] refactor const_sv2 to std logic

---
 protocols/v2/const-sv2/Cargo.toml | 6 ++++--
 protocols/v2/const-sv2/src/lib.rs | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/protocols/v2/const-sv2/Cargo.toml b/protocols/v2/const-sv2/Cargo.toml
index da7294550..eb93ee859 100644
--- a/protocols/v2/const-sv2/Cargo.toml
+++ b/protocols/v2/const-sv2/Cargo.toml
@@ -14,13 +14,15 @@ keywords = ["stratum", "mining", "bitcoin", "protocol"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-secp256k1 = { version = "0.28.2", default-features = false, features =["hashes", "alloc","rand","rand-std"] }
+secp256k1 = { version = "0.28.2", default-features = false, features = ["hashes", "rand"] }
 
 #[dev-dependencies]
 #cbindgen = "0.16.0"
 
 [features]
-no_std = []
+default = ["std"]
+alloc = ["secp256k1/alloc"]
+std = ["alloc", "secp256k1/rand-std"]
 
 [package.metadata.docs.rs]
 all-features = true
\ No newline at end of file
diff --git a/protocols/v2/const-sv2/src/lib.rs b/protocols/v2/const-sv2/src/lib.rs
index 2e248a633..211af7981 100644
--- a/protocols/v2/const-sv2/src/lib.rs
+++ b/protocols/v2/const-sv2/src/lib.rs
@@ -36,7 +36,7 @@
 //! `channel_id`. In this case, the first 4 bytes of the payload represent the
 //! `channel_id` the message is destined for.
 
-#![cfg_attr(feature = "no_std", no_std)]
+#![cfg_attr(not(feature = "std"), no_std)]
 
 /// Identifier for the extension_type field in the SV2 frame, indicating no
 /// extensions.