getdeps: add manifest for Rust toolchain

Reviewed By: ikostia

Differential Revision: D18814410

fbshipit-source-id: 889306e51c03a29c2b72e34b7dc60db21f11ff97

build/fbcode_builder/getdeps/buildopts.py

@@ -234,6 +234,19 @@ class BuildOptions(object):
             if os.path.exists(bindir):
                 add_path_entry(env, "PATH", bindir, append=False)
 
+            # If rustc is present in the `bin` directory, set RUSTC to prevent
+            # cargo uses the rustc installed in the system.
+            if self.is_windows():
+                rustc_path = os.path.join(bindir, "rustc.bat")
+                rustdoc_path = os.path.join(bindir, "rustdoc.bat")
+            else:
+                rustc_path = os.path.join(bindir, "rustc")
+                rustdoc_path = os.path.join(bindir, "rustdoc")
+
+            if os.path.isfile(rustc_path):
+                env["RUSTC"] = rustc_path
+                env["RUSTDOC"] = rustdoc_path
+
         return env
 
 

build/fbcode_builder/manifests/eden

@@ -21,6 +21,9 @@ libgit2
 lz4
 python-toml
 
+[dependencies.fb=on]
+rust-stable
+
 # macOS ships with sqlite3, and some of the core system
 # frameworks require that that version be linked rather
 # than the one we might build for ourselves here, so we

build/fbcode_builder/manifests/rust-shed

@@ -24,3 +24,6 @@ tools/rust/ossconfigs = .
 
 [dependencies]
 fbthrift
+
+[dependencies.fb=on]
+rust-nightly