From 20c794a3537d570d213ffbd078cc48a14740d9df Mon Sep 17 00:00:00 2001
From: Justine Tunney <jtunney@gmail.com>
Date: Sun, 5 Nov 2023 09:34:49 -0800
Subject: [PATCH] Add strace to aarch64 vfork()

---
 libc/proc/vfork.S               | 13 ++++++++++++-
 libc/sock/overlapped.internal.h | 27 ---------------------------
 2 files changed, 12 insertions(+), 28 deletions(-)
 delete mode 100644 libc/sock/overlapped.internal.h

diff --git a/libc/proc/vfork.S b/libc/proc/vfork.S
index 9b9e19a55..bca6e79ae 100644
--- a/libc/proc/vfork.S
+++ b/libc/proc/vfork.S
@@ -91,7 +91,18 @@ vfork:
 	ldr	w0,[x0,#:lo12:__hostos]
 	tbz	x0,3,1f			// bit 3 is xnu
 	b	fork			// which doesn't support vfork()
-1:	mov	x8,#220			// __NR_clone
+1:
+
+#ifdef SYSDEBUG
+	stp	x29,x30,[sp,-16]!
+	adrp	x0,.Llog
+	add	x0,x0,:lo12:.Llog
+	mov	x29,sp
+	bl	__stracef
+	ldp	x29,x30,[sp],16
+#endif
+
+	mov	x8,#220			// __NR_clone
 	mov	x0,#0x4111		// SIGCHLD | CLONE_VM | CLONE_VFORK
 	mov	x1,#0
 	svc	0
diff --git a/libc/sock/overlapped.internal.h b/libc/sock/overlapped.internal.h
deleted file mode 100644
index e2f042ae3..000000000
--- a/libc/sock/overlapped.internal.h
+++ /dev/null
@@ -1,27 +0,0 @@
-#ifndef COSMOPOLITAN_LIBC_SOCK_OVERLAPPED_H_
-#define COSMOPOLITAN_LIBC_SOCK_OVERLAPPED_H_
-#include "libc/nt/struct/overlapped.h"
-#include "libc/thread/thread.h"
-#if !(__ASSEMBLER__ + __LINKER__ + 0)
-COSMOPOLITAN_C_START_
-
-#define wsa_overlapped_cleanup_push(handle, overlap)                        \
-  {                                                                         \
-    struct WsaOverlappedCleanup wsa_overlapped_cleanup = {handle, overlap}; \
-    pthread_cleanup_push(wsa_overlapped_cleanup_callback,                   \
-                         &wsa_overlapped_cleanup);
-
-#define wsa_overlapped_cleanup_pop() \
-  pthread_cleanup_pop(false);        \
-  }
-
-struct WsaOverlappedCleanup {
-  int64_t handle;
-  struct NtOverlapped *overlap;
-};
-
-void wsa_overlapped_cleanup_callback(void *);
-
-COSMOPOLITAN_C_END_
-#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
-#endif /* COSMOPOLITAN_LIBC_SOCK_OVERLAPPED_H_ */