From f676cc7bb821f498efe73f38bf19b43e4b91f575 Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Thu, 28 May 2020 19:41:02 +0200
Subject: Added assertion to userspace

---
 src/userspace/libc/assert.h        | 8 ++++++++
 src/userspace/libc/assert/assert.c | 8 ++++++++
 2 files changed, 16 insertions(+)
 create mode 100644 src/userspace/libc/assert.h
 create mode 100644 src/userspace/libc/assert/assert.c

(limited to 'src')

diff --git a/src/userspace/libc/assert.h b/src/userspace/libc/assert.h
new file mode 100644
index 0000000..5ff70ab
--- /dev/null
+++ b/src/userspace/libc/assert.h
@@ -0,0 +1,8 @@
+#ifndef MELVIX_ASSERT_H
+#define MELVIX_ASSERT_H
+
+#define __FILENAME__                                                                               \
+	(__builtin_strrchr(__FILE__, '/') ? __builtin_strrchr(__FILE__, '/') + 1 : __FILE__)
+#define assert(exp) (exp) ? 0 : _assert(__FILENAME__, __LINE__, __func__, #exp)
+
+#endif
\ No newline at end of file
diff --git a/src/userspace/libc/assert/assert.c b/src/userspace/libc/assert/assert.c
new file mode 100644
index 0000000..efd9083
--- /dev/null
+++ b/src/userspace/libc/assert/assert.c
@@ -0,0 +1,8 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+void _assert(const char *file, int line, const char *func, const char *exp)
+{
+	printf("%s:%d: %s: Assertion '%s' failed", file, line, func, exp);
+	exit(1);
+}
\ No newline at end of file
-- 
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