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Add strace to aarch64 vfork()

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Justine Tunney 2023-11-05 09:34:49 -08:00
parent 4f100d2aad
commit 20c794a353
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GPG key ID: BE714B4575D6E328
2 changed files with 12 additions and 28 deletions
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13
libc/proc/vfork.S
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@ -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

27
libc/sock/overlapped.internal.h
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@ -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_ */