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

kernel/src/process/exec.rs

@@ -1,6 +1,7 @@
 use core::{fmt::Debug, ptr::null};
 
 use alloc::{collections::BTreeMap, string::String, sync::Arc, vec::Vec};
+use system_error::SystemError;
 
 use crate::{
     driver::base::block::SeekFrom,
@@ -13,7 +14,6 @@ use crate::{
         ucontext::{AddressSpace, UserStack},
         VirtAddr,
     },
-    syscall::SystemError,
 };
 
 /// 系统支持的所有二进制文件加载器的列表

kernel/src/process/exit.rs

@@ -1,6 +1,7 @@
 use core::intrinsics::likely;
 
 use alloc::sync::Arc;
+use system_error::SystemError;
 
 use crate::{
     arch::{
@@ -9,7 +10,7 @@ use crate::{
         CurrentIrqArch,
     },
     exception::InterruptArch,
-    syscall::{user_access::UserBufferWriter, SystemError},
+    syscall::user_access::UserBufferWriter,
 };
 
 use super::{

kernel/src/process/fork.rs

@@ -1,6 +1,7 @@
 use core::{intrinsics::unlikely, sync::atomic::Ordering};
 
 use alloc::{string::ToString, sync::Arc};
+use system_error::SystemError;
 
 use crate::{
     arch::{interrupt::TrapFrame, ipc::signal::Signal},
@@ -9,7 +10,7 @@ use crate::{
     libs::rwlock::RwLock,
     mm::VirtAddr,
     process::ProcessFlags,
-    syscall::{user_access::UserBufferWriter, SystemError},
+    syscall::user_access::UserBufferWriter,
 };
 
 use super::{

kernel/src/process/idle.rs

@@ -42,7 +42,7 @@ impl ProcessManager {
                 unsafe { ks.clear_pcb(true) };
                 ks
             } else {
-                KernelStack::new().unwrap_or_else(|e: crate::syscall::SystemError| {
+                KernelStack::new().unwrap_or_else(|e| {
                     panic!("Failed to create kernel stack struct for AP {}: {:?}", i, e)
                 })
             };

kernel/src/process/kthread.rs

@@ -10,6 +10,7 @@ use alloc::{
     sync::{Arc, Weak},
 };
 use atomic_enum::atomic_enum;
+use system_error::SystemError;
 
 use crate::{
     arch::{sched::sched, CurrentIrqArch},
@@ -17,7 +18,6 @@ use crate::{
     kdebug, kinfo,
     libs::{once::Once, spinlock::SpinLock},
     process::{ProcessManager, ProcessState},
-    syscall::SystemError,
 };
 
 use super::{

kernel/src/process/mod.rs

@@ -12,6 +12,7 @@ use alloc::{
     vec::Vec,
 };
 use hashbrown::HashMap;
+use system_error::SystemError;
 
 use crate::{
     arch::{
@@ -47,7 +48,7 @@ use crate::{
         SchedPolicy, SchedPriority,
     },
     smp::kick_cpu,
-    syscall::{user_access::clear_user, Syscall, SystemError},
+    syscall::{user_access::clear_user, Syscall},
 };
 
 use self::kthread::WorkerPrivate;

kernel/src/process/process.rs

@@ -1,10 +1,11 @@
+use system_error::SystemError;
+
 use crate::{
     filesystem::vfs::{
         file::{File, FileMode},
         ROOT_INODE,
     },
     process::{Pid, ProcessManager},
-    syscall::SystemError,
 };
 
 /// @brief 初始化pid=1的进程的stdio

kernel/src/process/resource.rs

@@ -1,6 +1,7 @@
 use num_traits::FromPrimitive;
+use system_error::SystemError;
 
-use crate::{syscall::SystemError, time::TimeSpec};
+use crate::time::TimeSpec;
 
 use super::ProcessControlBlock;
 

kernel/src/process/syscall.rs

@@ -5,6 +5,7 @@ use alloc::{
     sync::Arc,
     vec::Vec,
 };
+use system_error::SystemError;
 
 use super::{
     abi::WaitOption,
@@ -24,7 +25,7 @@ use crate::{
     sched::completion::Completion,
     syscall::{
         user_access::{check_and_clone_cstr, check_and_clone_cstr_array, UserBufferWriter},
-        Syscall, SystemError,
+        Syscall,
     },
 };