实现unified-init库，支持收集初始化函数到一个数组，并统一初始化 (#474)

* 添加“统一初始化”的过程宏，并把SystemError独立成crate

* 使用unified-init来初始化fbmem

* 更新workflow，增加内核自动化静态测试

.github/workflows/makefile.yml

@@ -42,6 +42,14 @@ jobs:
           ~/.bashrc
         key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ env.dadk_version }}-${{ hashFiles('.github/workflows/cache-toolchain.yml') }}
       
-    
+    - name: Format check
+      run: |
+            printf "\n" >> kernel/src/include/bindings/bindings.rs
+            printf "\n" >> user/libs/libc/src/include/internal/bindings/bindings.rs
+            FMT_CHECK=1 make fmt
+      
     - name: build the DragonOS
       run: bash -c "source ~/.cargo/env && export DragonOS_GCC=$HOME/opt/dragonos-gcc/gcc-x86_64-unknown-none/bin && make -j $(nproc) "
+    
+    - name: Run kernel static test
+      run: bash -c "source ~/.cargo/env && cd kernel && make test"

.github/workflows/rustfmt.yml

@@ -1,38 +0,0 @@
-name: Rust format check
-
-on: [push, pull_request]
-
-jobs:
-    # ensure the toolchain is cached
-    ensure-toolchain:
-        uses: ./.github/workflows/cache-toolchain.yml
-  
-    fmt:
-        name: check
-        runs-on: ubuntu-latest
-        needs: [ensure-toolchain]
-        steps:
-            - uses: actions/checkout@v3
-            - name: Cache build tools
-              id: cache-build-tools
-              uses: actions/cache@v3
-              env:
-                  cache-name: cache-build-tools
-                  dadk_version: 0.1.2
-              with:
-                path: |
-                  ~/.cargo
-                  ~/.rustup
-                  ~/.bashrc
-                key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ env.dadk_version }}-${{ hashFiles('.github/workflows/cache-toolchain.yml') }}
-    
-            # 准备 bindings.rs
-            # 由于 bindings.rs 是在 build.rs 中生成的，而这里为了方便，直接 touch 一个空文件
-            - name: prepare bindings
-              run: |
-                    printf "\n" >> kernel/src/include/bindings/bindings.rs
-                    printf "\n" >> user/libs/libc/src/include/internal/bindings/bindings.rs
-            
-            - name: Check format
-              run: |
-                    FMT_CHECK=1 make fmt