From 05e1fedcc9cd30d1a34a65e640da45e980b4f859 Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Thu, 19 Sep 2019 19:56:59 +0200
Subject: Moved source to kernel directory

---
 src/kernel/commands/command.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 src/kernel/commands/command.c

(limited to 'src/kernel/commands/command.c')

diff --git a/src/kernel/commands/command.c b/src/kernel/commands/command.c
new file mode 100644
index 0000000..9cbcb07
--- /dev/null
+++ b/src/kernel/commands/command.c
@@ -0,0 +1,26 @@
+#include "../graphics/graphics.h"
+#include "../lib/lib.h"
+#include "../io/io.h"
+
+int32_t starts_with(const char *a, const char *b) {
+    size_t length_pre = strlen(b);
+    size_t length_main = strlen(a);
+    return length_main < length_pre ? 0 : memory_compare(b, a, length_pre) == 0;
+}
+
+extern void shutdown();
+
+void exec_command(char *command) {
+    if (starts_with(command, "ls"))
+        terminal_write_line("Listing files");
+    else if (starts_with(command, "help"))
+        terminal_write_line("I can't help you write now");
+    else if (starts_with(command, "ping"))
+        terminal_write_line("pong!");
+    else if (starts_with(command, "shutdown"))
+        shutdown();
+    else if (starts_with(command, "reboot"))
+        reboot();
+    else
+        terminal_write_line("Command not found!");
+}
-- 
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