linux-wait-abi.h

/*
 * Copyright (c) 2026, Pedigree Developers
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 */
 
#ifndef LINUX_WAIT_ABI_H
#define LINUX_WAIT_ABI_H
 
#include <stddef.h>
#include <stdint.h>
 
struct LinuxKernelTimespec {
  int64_t tv_sec;
  int64_t tv_nsec;
};
 
struct LinuxKernelTimespec32 {
  int32_t tv_sec;
  int32_t tv_nsec;
};
 
static_assert(sizeof(LinuxKernelTimespec32) == 8,
              "Linux time32 kernel timespec must remain 8 bytes.");
 
static_assert(sizeof(LinuxKernelTimespec) == 16,
              "Linux amd64 kernel timespec must remain 16 bytes.");
static_assert(offsetof(LinuxKernelTimespec, tv_sec) == 0 &&
                  offsetof(LinuxKernelTimespec, tv_nsec) == 8,
              "Linux amd64 kernel timespec fields must remain ABI-aligned.");
 
struct LinuxPselectSigsetArgument {
  uintptr_t signalMask;
  size_t signalMaskSize;
};
 
static_assert(offsetof(LinuxPselectSigsetArgument, signalMaskSize) == sizeof(uintptr_t),
              "Linux pselect6 signal argument fields must remain adjacent.");
#if UINTPTR_MAX == UINT64_MAX
static_assert(sizeof(LinuxPselectSigsetArgument) == 16,
              "Linux amd64 pselect6 signal argument must remain 16 bytes.");
#endif
 
#endif