From 591104e8427ed9d7264b799d1c00299a20ed0818 Mon Sep 17 00:00:00 2001
From: KAAAsS <admin@kaaass.net>
Date: Thu, 21 Apr 2022 12:10:12 +0800
Subject: [PATCH] finish lab5

---
 lab5/user/lab5/apps/init.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lab5/user/lab5/apps/init.c b/lab5/user/lab5/apps/init.c
index 91459f8..a3f1ae9 100644
--- a/lab5/user/lab5/apps/init.c
+++ b/lab5/user/lab5/apps/init.c
@@ -143,7 +143,7 @@ char *readline(const char *prompt)
             // 重置补全计数
             complement_time = -1;
         }
-        if (c == '\r') {
+        if (c == '\r' || c == '\n') {
             // 回车
             usys_putc('\n');
             break;
@@ -331,6 +331,8 @@ int fs_read_all(char *path, void **ret_buf)
         if (cur < 0) {
             return cur;
         }
+        // FIXME: 此处在 Release 模式下第一次读取前 16 字节为空
+        memcpy(buf, (const void *) TMPFS_READ_BUF_VADDR, cur);
         memcpy(buf, (const void *) TMPFS_READ_BUF_VADDR, cur);
         pos += cur;
         buf += cur;
@@ -419,7 +421,7 @@ int do_echo(char *cmdline)
 	cmdline += 4;
 	while (*cmdline == ' ')
 		cmdline++;
-	printf("%s", cmdline);
+	printf("%s\n", cmdline);
 	return 0;
 }