From c06a93cba58d8dcf100b7d31821fc3878d024426 Mon Sep 17 00:00:00 2001
From: matejcik <ja@matejcik.cz>
Date: Mon, 31 May 2021 15:12:02 +0200
Subject: [PATCH] feat(core/rust): propagate bitcoin_only flag to Rust build

---
 core/SConscript.firmware   | 6 +++++-
 core/SConscript.unix       | 6 +++++-
 core/embed/rust/Cargo.toml | 3 +++
 3 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/core/SConscript.firmware b/core/SConscript.firmware
index f05765dcf..872eef1a2 100644
--- a/core/SConscript.firmware
+++ b/core/SConscript.firmware
@@ -665,7 +665,11 @@ def cargo_build():
         profile = '--release'
     else:
         profile = ''
-    return f'cd embed/rust; cargo build {profile} --target={RUST_TARGET} --target-dir=../../build/firmware/rust'
+    features = []
+    if BITCOIN_ONLY == "1":
+        features.append("bitcoin_only")
+
+    return f'cd embed/rust; cargo build {profile} --target={RUST_TARGET} --target-dir=../../build/firmware/rust --features "{" ".join(features)}"'
 
 rust = env.Command(
     target=RUST_LIBPATH,
diff --git a/core/SConscript.unix b/core/SConscript.unix
index 1f3c351f4..fa6453035 100644
--- a/core/SConscript.unix
+++ b/core/SConscript.unix
@@ -617,7 +617,11 @@ def cargo_build():
         profile = '--release'
     else:
         profile = ''
-    return f'cd embed/rust; cargo build {profile} --target-dir=../../build/unix/rust'
+    features = []
+    if BITCOIN_ONLY == "1":
+        features.append("bitcoin_only")
+
+    return f'cd embed/rust; cargo build {profile} --target-dir=../../build/unix/rust --features "{" ".join(features)}"'
 
 rust = env.Command(
     target=RUST_LIBPATH,
diff --git a/core/embed/rust/Cargo.toml b/core/embed/rust/Cargo.toml
index c34cf3955..1060aff2d 100644
--- a/core/embed/rust/Cargo.toml
+++ b/core/embed/rust/Cargo.toml
@@ -6,6 +6,9 @@ edition = "2018"
 resolver = "2"
 build = "build.rs"
 
+[features]
+bitcoin_only = []
+
 [lib]
 crate-type = ["staticlib"]