Adds build.py

.cargo/config.toml

@@ -1,2 +1,6 @@
 [build]
 target = "x86_64-unknown-none"
+
+[unstable]
+build-std = ["std", "panic_abort"]
+build-std-features = ["panic_immediate_abort"]

.github/workflows/ci.yml

@@ -17,10 +17,8 @@ jobs:
       run: cargo fmt --check
     - name: Install Rust components
       run: rustup component add rust-src llvm-tools
-    - name: Install Cargo commands
-      run: cargo install --git https://github.com/rust-embedded/cargo-binutils.git
     - name: Build
-      run: cargo objcopy -Z build-std=std,panic_abort -Z build-std-features=panic_immediate_abort --release release -- -O binary kernel-dumper.bin
+      run: ./build.py
     - name: Upload artifact
       uses: actions/upload-artifact@v4
       with:

.gitignore

@@ -1,2 +1,3 @@
 /Cargo.lock
+/kernel-dumper.bin
 /target/

README.md

@@ -59,25 +59,13 @@ The value for `Base Address` is `VirtAddr` of the first `LOAD` program (e.g. `0x
 ### Install additional Rust component
 
 ```sh
-rustup component add rust-src
-```
-
-### Install additional Cargo commands
-
-```sh
-cargo install --git https://github.com/rust-embedded/cargo-binutils.git
-```
-
-`cargo-binutils` required additional dependency which can be installed with the following command:
-
-```sh
-rustup component add llvm-tools
+rustup component add rust-src llvm-tools
 ```
 
 ### Build
 
 ```sh
-cargo objcopy -Z build-std=std,panic_abort -Z build-std-features=panic_immediate_abort --release release -- -O binary kernel-dumper.bin
+./build.py
 ```
 
 ## License

build.py

@@ -0,0 +1,21 @@
+#!/usr/bin/env python3
+import json
+from subprocess import Popen, PIPE, run
+import sys
+
+# Build.
+with Popen(["cargo", "build", "-r", "--message-format", "json-render-diagnostics"], stdout=PIPE) as proc:
+    for line in proc.stdout:
+        line = json.loads(line)
+        reason = line["reason"]
+        if reason == "build-finished":
+            if line["success"]:
+                break
+            else:
+                sys.exit(1)
+        elif reason == "compiler-artifact":
+            if line["target"]["name"] == "kernel-dumper":
+                out = line["executable"]
+
+# Create payload.
+run(["rustup", "run", "nightly", "objcopy", "-O", "binary", out, "kernel-dumper.bin"], check=True)