From c33bc6864a3291dc72b2da071e52e481573f5459 Mon Sep 17 00:00:00 2001
From: marvinborner
Date: Wed, 18 Sep 2019 11:03:36 +0200
Subject: Added missing components

---
 src/graphics/vga.c |  3 ++-
 src/lib/lib.h      |  8 ++++++++
 src/lib/string.c   | 14 ++++++++++++++
 3 files changed, 24 insertions(+), 1 deletion(-)
 create mode 100644 src/lib/lib.h
 create mode 100644 src/lib/string.c

(limited to 'src')

diff --git a/src/graphics/vga.c b/src/graphics/vga.c
index 603a579..5fb205b 100644
--- a/src/graphics/vga.c
+++ b/src/graphics/vga.c
@@ -2,6 +2,7 @@
 #include <stdint.h>
 #include "../io/io.h"
 #include "../lib/lib.h"
+#include "../commands/command.h"
 
 // Hardware text mode color constants
 enum vga_color {
@@ -109,7 +110,7 @@ void terminal_put_char(char c) {
     } else if (c == '\r') {
         terminal_column = 0;
     } else if (c == '\n') {
-	exec_command(line);
+	exec_command(terminal_get_line());
         terminal_column = 0;
         terminal_row++;
         terminal_scroll();
diff --git a/src/lib/lib.h b/src/lib/lib.h
new file mode 100644
index 0000000..aa5d3bc
--- /dev/null
+++ b/src/lib/lib.h
@@ -0,0 +1,8 @@
+#ifndef MELVIX_LIB_H
+#define MELVIX_LIB_H
+
+size_t strlen(const char *str);
+
+size_t strcmp(const char *s1, const char *s2);
+
+#endif
diff --git a/src/lib/string.c b/src/lib/string.c
new file mode 100644
index 0000000..a4be160
--- /dev/null
+++ b/src/lib/string.c
@@ -0,0 +1,14 @@
+size_t strlen(const char *str) {
+    size_t len = 0;
+    while (str[len])
+        len++;
+    return len;
+}
+
+size_t strcmp(const char *s1, const char *s2) {
+    while (*s1 && (*s1 == *s2)) {
+	s1++;
+	s2++;
+    }
+    return *(const unsigned char*)s1 - *(const unsigned char*)s2;
+}
-- 
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