From 23ccebb4ec182adc6e7d302a1f7a9c7098065135 Mon Sep 17 00:00:00 2001
From: zzy <2450266535@qq.com>
Date: Tue, 27 Aug 2024 09:08:25 +0800
Subject: [PATCH] =?UTF-8?q?```txt=20feat(main):=20=E6=B7=BB=E5=8A=A0?=
 =?UTF-8?q?=E6=AC=A2=E8=BF=8E=E4=BF=A1=E6=81=AF=E6=89=93=E5=8D=B0=E5=8A=9F?=
 =?UTF-8?q?=E8=83=BD?=
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添加了启动时欢迎信息的打印功能，包括当前的构建时间、日期以及欢迎语句。此外，通过函数重命名和更新打印消息，提升了用户交互体验。

此更改包括将`print_help()`调用移动到新的`welcome()`函数中，并在`main()`中调用`welcome()`来执行欢迎信息的打印。
```
---
 main.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/main.c b/main.c
index 0e12550..dacd6fe 100644
--- a/main.c
+++ b/main.c
@@ -80,14 +80,20 @@ static int cmd_help(char *args) {
   return 0;
 }
 
+void welcome(void) {
+    Log("Build time: %s, %s", __TIME__, __DATE__);
+    printf("Welcome to %s\n", ANSI_FMT("EXPR", ANSI_FG_YELLOW ANSI_BG_RED));
+    printf("For help, type \"help\"\n");
+}
 
 int main(int argc, char **argv) {
     static char str[1024] = { 0 };
-    init_regex();
-    print_help();
     bool running = true;
+    init_regex();
+    welcome();
 
     while (running) {
+        printf("(expr) ");
         if (!fgets(str, 1024, stdin)) {
             continue;
         }