fd子系统3

cleonos/c/apps/shell/shell_util.c

@@ -341,7 +341,19 @@ void ush_write(const char *text) {
     }
 
     if (should_write_tty != 0) {
-        (void)cleonos_sys_tty_write(text, len);
+        const char *cursor = text;
+        u64 left = len;
+
+        while (left > 0ULL) {
+            u64 wrote = cleonos_sys_fd_write(1ULL, cursor, left);
+
+            if (wrote == 0ULL || wrote == (u64)-1) {
+                break;
+            }
+
+            cursor += wrote;
+            left -= wrote;
+        }
     }
 }
 
@@ -365,7 +377,7 @@ void ush_write_char(char ch) {
     }
 
     if (should_write_tty != 0) {
-        (void)cleonos_sys_tty_write_char(ch);
+        (void)cleonos_sys_fd_write(1ULL, &ch, 1ULL);
     }
 }