添加了xmcd prompt的颜色以及一些其他的小修改

extensions/test/test.c

@@ -1,7 +1,7 @@
 /*
  * @Author: your name
  * @Date: 2021-09-22 22:33:17
- * @LastEditTime: 2021-09-29 22:35:29
+ * @LastEditTime: 2021-10-11 13:41:50
  * @LastEditors: Please set LastEditors
  * @Description: In User Settings Edit
  * @FilePath: /xcmd/extensions/test/test.c
@@ -53,15 +53,6 @@ static uint8_t param_check(int need, int argc, char*argv[])
     return ret;
 }
 
-static int cmd_echo(int argc, char* argv[])
-{
-    if(param_check(1, argc, argv))
-	{
-    	xcmd_print("%s\r\n", argv[1]);
-	}
-    return 0;
-}
-
 static int cmd_example(int argc, char* argv[])
 {
     uint8_t i;
@@ -180,7 +171,6 @@ static int cmd_print_color(int argc, char* argv[])
 
 static xcmd_t cmds[] = 
 {
-    {"echo", cmd_echo, "echo [msg]", NULL},
     {"history", cmd_history, "show history list", NULL},
     {"example", cmd_example, "example [-f|-i|-s] [val]", NULL},
     {"delcmd",  cmd_delete_cmd, "delete cmd [val]", NULL},

inc/xcmd_confg.h

@@ -1,7 +1,7 @@
 /*
  * @Author: your name
  * @Date: 2021-09-17 23:03:06
- * @LastEditTime: 2021-10-08 21:52:29
+ * @LastEditTime: 2021-10-11 21:40:01
  * @LastEditors: Please set LastEditors
  * @Description: In User Settings Edit
  * @FilePath: /xcmd/inc/xcmd_confg.h
@@ -36,6 +36,14 @@ extern   "C" {
 #define XCMD_PRINT_BUF_MAX_LENGTH   (XCMD_LINE_MAX_LENGTH+32) /* xcmd_print缓存 */
 #endif 
 
+#ifndef XCMD_DEFAULT_PROMPT
+#define XCMD_DEFAULT_PROMPT     ("->")
+#endif
+
+#ifndef XCMD_DEFAULT_PROMPT_CLOLR
+#define XCMD_DEFAULT_PROMPT_CLOLR   TX_GREEN
+#endif
+
 #ifdef __cplusplus
         }
 #endif

src/xcmd.c

@@ -359,7 +359,11 @@ void xcmd_display_clear(void)
 {
     char *line = xcmd_display_get();
     xcmd_print(DL(0));
-    xcmd_print("\r%s", g_xcmder.parser.prompt);
+#ifndef XCMD_DEFAULT_PROMPT_CLOLR
+    xcmd_print("%s", xcmd_get_prompt());
+#else
+    xcmd_print(XCMD_DEFAULT_PROMPT_CLOLR "%s" TX_DEF, xcmd_get_prompt());
+#endif
     g_xcmder.parser.byte_num = 0;
     g_xcmder.parser.cursor = 0;
     line[0] = '\0';
@@ -418,7 +422,7 @@ void xcmd_display_cursor_set(uint16_t pos)
         pos = g_xcmder.parser.byte_num;
     }
     g_xcmder.parser.cursor = pos;
-    xcmd_print(CHA(g_xcmder.parser.cursor+3));
+    xcmd_print(CHA(g_xcmder.parser.cursor+strlen(g_xcmder.parser.prompt)+1));
 }
 
 uint16_t xcmd_display_cursor_get(void)
@@ -675,7 +679,7 @@ void xcmd_init( int (*get_c)(uint8_t*), int (*put_c)(uint8_t))
         g_xcmder.io.get_c = get_c;
 		g_xcmder.io.put_c = put_c;
 
-        g_xcmder.parser.prompt = "->";
+        g_xcmder.parser.prompt = XCMD_DEFAULT_PROMPT;
         g_xcmder.parser.byte_num = 0;
         g_xcmder.parser.cursor = 0;
 		g_xcmder.parser.encode_case_stu = 0;

src/xcmd_default_cmds.c

@@ -1,7 +1,7 @@
 /*
  * @Author: your name
  * @Date: 2021-09-15 00:11:50
- * @LastEditTime: 2021-09-17 23:06:51
+ * @LastEditTime: 2021-10-11 21:37:09
  * @LastEditors: Please set LastEditors
  * @Description: In User Settings Edit
  * @FilePath: /xcmd/src/xcmd_default_cmds.c

src/xcmd_default_keys.c

@@ -1,7 +1,7 @@
 /*
  * @Author: your name
  * @Date: 2021-09-15 00:11:50
- * @LastEditTime: 2021-09-29 22:00:26
+ * @LastEditTime: 2021-10-11 21:38:26
  * @LastEditors: Please set LastEditors
  * @Description: In User Settings Edit
  * @FilePath: /xcmd/src/xcmd_default_keys.c
@@ -38,7 +38,12 @@ static int xcmd_enter(void *pv)
         xcmd_exec(cmd);
         cmd[0] = '\0';
     }
-    xcmd_print("%s", xcmd_get_prompt());
+#ifndef XCMD_DEFAULT_PROMPT_CLOLR
+        xcmd_print("%s", xcmd_get_prompt());
+#else
+        xcmd_print(XCMD_DEFAULT_PROMPT_CLOLR "%s" TX_DEF, xcmd_get_prompt());
+#endif
+    
     return 0;
 }
 
@@ -61,6 +66,7 @@ static int xcmd_cursor_right(void *pv)
     return 0;
 }
 
+#if XCMD_HISTORY_MAX_NUM
 static int xcmd_history_dw(void *pv)
 {
     char *line = xcmd_history_prev();
@@ -84,6 +90,7 @@ static int xcmd_history_up(void *pv)
     }
     return 0;
 }
+#endif
 
 static int xcmd_auto_completion(void *pv)
 {