Po Lu c37b50ad41 Intercept calls to `openat' under Android ...

* exec/configure.ac (OPEN_SYSCALL, OPENAT_SYSCALL): Define new
macros.

* exec/exec.h (struct exec_tracee): New field `sp'.

* exec/trace.c (handle_openat): New function.
(process_system_call): If handle_openat executes successfully,
save the unmodified stack pointer within the tracee structure to
be restored once the system call completes.

2024-01-27 10:36:30 +08:00

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