Add baremetal _nostd variant

Bug: 303192701
Test: build both variants
Change-Id: Ia9a78aed110f58f67b03a9325748081391d0189c

2 files changed, 38 insertions, 1 deletions

diff --git a/Android.bp b/Android.bp
index 1638178..277e33f 100644
--- a/Android.bp
+++ b/Android.bp
@@ -58,3 +58,26 @@ rust_library {
     product_available: true,
     vendor_available: true,
 }
+
+rust_library_rlib {
+    name: "libhex_nostd",
+    crate_name: "hex",
+    cargo_env_compat: true,
+    cargo_pkg_version: "0.4.3",
+    srcs: ["src/lib.rs"],
+    edition: "2018",
+    features: ["alloc"],
+    apex_available: [
+        "//apex_available:platform",
+        "//apex_available:anyapex",
+    ],
+    prefer_rlib: true,
+    no_stdlibs: true,
+    stdlibs: [
+        "liballoc.rust_sysroot",
+        "libcompiler_builtins.rust_sysroot",
+        "libcore.rust_sysroot",
+    ],
+    product_available: true,
+    vendor_available: true,
+}
diff --git a/cargo2android.json b/cargo2android.json
index bf949e6..d3874c5 100644
--- a/cargo2android.json
+++ b/cargo2android.json
@@ -1,5 +1,19 @@
 {
   "device": true,
   "run": true,
-  "vendor-available": true
+  "vendor-available": true,
+  "variants": [
+    {
+    },
+    {
+      "device": true,
+      "alloc": true,
+      "no-host": true,
+      "dependency_suffix": "_nostd",
+      "force-rlib": true,
+      "suffix": "_nostd",
+      "no-std": true,
+      "features" : "alloc"
+    }
+  ]
 }