From 49064888b96e6bb65e99ab551d0f7e8e16d1cf8c Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Tue, 27 Jun 2023 09:59:34 +0800
Subject: [PATCH] add echo struct

---
 bash-5.1/builtins_rust/echo/src/lib.rs | 34 ++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/bash-5.1/builtins_rust/echo/src/lib.rs b/bash-5.1/builtins_rust/echo/src/lib.rs
index e69de29b..7794985b 100644
--- a/bash-5.1/builtins_rust/echo/src/lib.rs
+++ b/bash-5.1/builtins_rust/echo/src/lib.rs
@@ -0,0 +1,34 @@
+extern crate libc;
+
+use libc::{c_char,c_int, strchr, putchar,clearerr,free,FILE, fprintf, c_void};
+use std::ffi::{CString,CStr,};
+use rcommon::{WordList, WordDesc, EX_USAGE, EXECUTION_SUCCESS, EXECUTION_FAILURE};
+// use std::io::{stdout, Write};
+use std::ptr::read_volatile;
+use rhelp::r_builtin_help;
+
+//结构体
+
+//枚举
+
+//宏
+#[macro_export]
+macro_rules!  VALID_ECHO_OPTIONS {
+    () => {
+        CString::new("neE").unwrap().as_ptr()
+    };
+} 
+
+
+#[macro_export]
+macro_rules!  QUIT {
+    () => {
+        if read_volatile(&terminating_signal as *const i32) != 0{
+            termsig_handler(read_volatile(&terminating_signal as *const i32));
+        }
+        if interrupt_state != 0{
+            throw_to_top_level();
+        }
+    };
+}
+
-- 
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