From 69e6fe89fa9baafeca3e3515bb50897cd8ee7c35 Mon Sep 17 00:00:00 2001
From: Kacper <kacper@mail.openlinux.dev>
Date: Mon, 15 Dec 2025 18:24:54 +0100
Subject: Add getauxval and cleanup libc startup

---
 lib/libc/include/__thread.h          |  2 +-
 lib/libc/include/features.h          |  6 ------
 lib/libc/include/internal/io_uring.h |  6 ++++++
 lib/libc/include/libc.h              | 17 +++++++++--------
 4 files changed, 16 insertions(+), 15 deletions(-)
 delete mode 100644 lib/libc/include/features.h
 create mode 100644 lib/libc/include/internal/io_uring.h

(limited to 'lib/libc/include')

diff --git a/lib/libc/include/__thread.h b/lib/libc/include/__thread.h
index 662f1dc1..f978d018 100644
--- a/lib/libc/include/__thread.h
+++ b/lib/libc/include/__thread.h
@@ -3,7 +3,7 @@
 
 struct __thread_self {
 	int tid;
-	int _errno;
+	int terrno;
 };
 
 #endif
diff --git a/lib/libc/include/features.h b/lib/libc/include/features.h
deleted file mode 100644
index 8f7fa940..00000000
--- a/lib/libc/include/features.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef __LIBC_FEATURES_H
-#define __LIBC_FEATURES_H
-
-#define __weak extern __attribute__((weak))
-
-#endif
diff --git a/lib/libc/include/internal/io_uring.h b/lib/libc/include/internal/io_uring.h
new file mode 100644
index 00000000..e7369146
--- /dev/null
+++ b/lib/libc/include/internal/io_uring.h
@@ -0,0 +1,6 @@
+#ifndef __INTERNAL_IO_URING_H
+#define __INTERNAL_IO_URING_H
+
+void __io_uring_init(void);
+
+#endif
diff --git a/lib/libc/include/libc.h b/lib/libc/include/libc.h
index 6f233d35..87d4e88f 100644
--- a/lib/libc/include/libc.h
+++ b/lib/libc/include/libc.h
@@ -1,24 +1,25 @@
 #ifndef __LIBC_LIBC_H
 #define __LIBC_LIBC_H
 
+#include <stddef.h>
 #include <stdatomic.h>
 
-#define likely(x)     __builtin_expect(!!(x), 1)
-#define unlikely(x)   __builtin_expect(!!(x), 0)
-#define __unused      __attribute__((unused))
-#define aligned(type) __attribute__((aligned(__alignof__(type))))
-#define weak_reference(old, new) \
-	extern __typeof(old)((new)) __attribute__((__weak__, __alias__(#old)))
+#define weak_reference(old, new) extern __typeof(old)((new)) __attribute__((__weak__, __alias__(#old)))
+
+struct libc {
+	size_t auxv[32];
 
-static struct libc {
 	enum {
 		LIBC_ENVP_TOUCHED = 1 << 0,
 	} flags;
+
 	struct {
 		volatile atomic_flag abort;
 		volatile atomic_flag malloc;
 		volatile atomic_flag environ;
 	} lock;
-} libc = { .lock = { ATOMIC_FLAG_INIT, ATOMIC_FLAG_INIT, ATOMIC_FLAG_INIT } };
+};
+
+extern struct libc __libc;
 
 #endif
-- 
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