A negative timeout with poll means infinity, but a negative
timespec with ppoll is an error.
Index: rtl/linux/bunxsysc.inc
===================================================================
--- rtl/linux/bunxsysc.inc (revision 31023)
+++ rtl/linux/bunxsysc.inc (working copy)
@@ -492,10 +492,15 @@
{$if defined(generic_linux_syscalls)}
var ts : timespec;
begin
- ts.tv_sec := timeout div 1000;
- ts.tv_nsec := (timeout mod 1000) * 1000000;
- fpPoll:=do_syscall(syscall_nr_ppoll,tsysparam(fds),tsysparam(nfds),
- tsysparam(@ts),0);
+ if timeout<0 then
+ fpPoll:=do_syscall(syscall_nr_ppoll,tsysparam(fds),tsysparam(nfds),0,0)
+ else
+ begin
+ ts.tv_sec := timeout div 1000;
+ ts.tv_nsec := (timeout mod 1000) * 1000000;
+ fpPoll:=do_syscall(syscall_nr_ppoll,tsysparam(fds),tsysparam(nfds),
+ tsysparam(@ts),0);
+ end
end;
{$else}
begin
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