From 1d2a6f21294f8390b683e4e097cb49210ed832d1 Mon Sep 17 00:00:00 2001
From: johannst <johannes.stoelp@gmail.com>
Date: Fri, 26 Mar 2021 23:17:46 +0100
Subject: Added dyn allocator + syscall wrappers + minor fixes.

---
 lib/include/syscalls.h | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 lib/include/syscalls.h

(limited to 'lib/include/syscalls.h')

diff --git a/lib/include/syscalls.h b/lib/include/syscalls.h
new file mode 100644
index 0000000..34b6b37
--- /dev/null
+++ b/lib/include/syscalls.h
@@ -0,0 +1,23 @@
+// Copyright (c) 2021 Johannes Stoelp
+
+#pragma once
+
+#include <stddef.h>     // size_t
+#include <sys/types.h>  // ssize_t, off_t, ...
+
+// Syscall definitions taken from corresponding man pages, eg
+//   open(2)
+//   read(2)
+//   ...
+
+#define O_RDONLY 00
+int open(const char* path, int flags);
+
+ssize_t read(int fd, void* buf, size_t count);
+
+#define SEEK_SET 0
+#define SEEK_CUR 1
+#define SEEK_END 2
+off_t lseek(int fd, off_t offset, int whence);
+
+void _exit(int status);
-- 
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