void host_to_target_siginfo(target_siginfo_t *tinfo, const siginfo_t *info);
void target_to_host_siginfo(siginfo_t *info, const target_siginfo_t *tinfo);
int target_to_host_signal(int sig);
+int host_to_target_signal(int sig);
long do_sigreturn(CPUState *env);
long do_rt_sigreturn(CPUState *env);
abi_long do_sigaltstack(abi_ulong uss_addr, abi_ulong uoss_addr, abi_ulong sp);
}
#endif
+/* Map host to target signal numbers for the wait family of syscalls.
+ Assume all other status bits are the same. */
+static int host_to_target_waitstatus(int status)
+{
+ if (WIFSIGNALED(status)) {
+ return host_to_target_signal(WTERMSIG(status)) | (status & ~0x7f);
+ }
+ if (WIFSTOPPED(status)) {
+ return (host_to_target_signal(WSTOPSIG(status)) << 8)
+ | (status & 0xff);
+ }
+ return status;
+}
+
int get_osversion(void)
{
static int osversion;
int status;
ret = get_errno(waitpid(arg1, &status, arg3));
if (!is_error(ret) && arg2
- && put_user_s32(status, arg2))
+ && put_user_s32(host_to_target_waitstatus(status), arg2))
goto efault;
}
break;
ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr));
if (!is_error(ret)) {
if (status_ptr) {
+ status = host_to_target_waitstatus(status);
if (put_user_s32(status, status_ptr))
goto efault;
}