From 07530dd08e0b29573712b54543a7fc42672bb34b Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Wed, 18 Dec 2019 17:59:22 +0100
Subject: Added very basic command support

---
 src/userspace/mlibc/string/memcmp.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 src/userspace/mlibc/string/memcmp.c

(limited to 'src/userspace/mlibc/string/memcmp.c')

diff --git a/src/userspace/mlibc/string/memcmp.c b/src/userspace/mlibc/string/memcmp.c
new file mode 100644
index 0000000..af2125c
--- /dev/null
+++ b/src/userspace/mlibc/string/memcmp.c
@@ -0,0 +1,14 @@
+#include <stddef.h>
+
+int memcmp(const void *a_ptr, const void *b_ptr, size_t size)
+{
+    const unsigned char *a = (const unsigned char *) a_ptr;
+    const unsigned char *b = (const unsigned char *) b_ptr;
+    for (size_t i = 0; i < size; i++) {
+        if (a[i] < b[i])
+            return -1;
+        else if (b[i] < a[i])
+            return 1;
+    }
+    return 0;
+}
\ No newline at end of file
-- 
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