From b69fbd46bfd3e26b9cc7046203a5e8bb2a65cb99 Mon Sep 17 00:00:00 2001
From: apio <blobs.trading@gmail.com>
Date: Thu, 20 Oct 2022 19:27:37 +0200
Subject: [PATCH] init: Add a Message of the Day

---
 apps/src/init.c | 29 ++++++++++++++++++++++++++++-
 initrd/etc/motd |  3 +++
 2 files changed, 31 insertions(+), 1 deletion(-)
 create mode 100644 initrd/etc/motd

diff --git a/apps/src/init.c b/apps/src/init.c
index 41ee2020..dae78ecb 100644
--- a/apps/src/init.c
+++ b/apps/src/init.c
@@ -1,8 +1,35 @@
+#include <errno.h>
 #include <luna.h>
 #include <stdio.h>
 #include <sys/wait.h>
 #include <unistd.h>
 
+void show_motd()
+{
+    FILE* fp = fopen("/etc/motd", "r");
+    if (!fp)
+    {
+        if (errno != ENOENT) { perror("fopen"); }
+        return;
+    }
+
+    char buf[4096];
+    size_t nread = fread(buf, sizeof(buf) - 1, 1, fp);
+    if (ferror(fp))
+    {
+        perror("fread");
+        fclose(fp);
+        return;
+    }
+    buf[nread] = 0;
+
+    puts(buf);
+
+    fclose(fp);
+
+    putchar('\n');
+}
+
 int main()
 {
     if (getpid() != 1)
@@ -11,7 +38,7 @@ int main()
         return 1;
     }
 
-    printf("Welcome to Luna!\n\n");
+    show_motd();
 
     msleep(200);
 
diff --git a/initrd/etc/motd b/initrd/etc/motd
new file mode 100644
index 00000000..21960418
--- /dev/null
+++ b/initrd/etc/motd
@@ -0,0 +1,3 @@
+Welcome to Luna!
+
+Tip of the day: Type 'help' to get started!
\ No newline at end of file