Merge pull request #841 from Nemo157/fix-futures-executor-nostd

Ensure building `futures-executor` on `no_std` environments works
rust-lang · Mar 5, 2018 · ed2fdad · ed2fdad
2 parents f671100 + 35dddf8
commit ed2fdad
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/futures-executor/Cargo.toml b/futures-executor/Cargo.toml
@@ -11,14 +11,14 @@ Executors for asynchronous tasks based on the futures-rs library.
 """
 
 [features]
-std = ["futures-core/std", "futures-util/std", "futures-channel/std"]
+std = ["num_cpus", "futures-core/std", "futures-util/std", "futures-channel/std"]
 default = ["std"]
 
 [dependencies]
 futures-core = { path = "../futures-core", version = "0.2.0", default-features = false}
 futures-util = { path = "../futures-util", version = "0.2.0", default-features = false}
 futures-channel = { path = "../futures-channel", version = "0.2.0", default-features = false}
-num_cpus = "1.0"
+num_cpus = { version = "1.0", optional = true }
 
 [dev-dependencies]
 futures = { path = "../futures", version = "0.2", default-features = false }