mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-05-28 08:12:28 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Check for EINTR in poll$nt()

Browse source 
This is a bandaid that lets CTRL-C work in daemons until a better
solution for signals on Windows can be implemented.
This commit is contained in:
Justine Tunney 2021-01-28 15:49:15 -08:00
parent d8fffd2123
commit 971bc8147f
9 changed files with 58 additions and 12 deletions
Download patch file Download diff file Expand all files Collapse all files

22
libc/calls/onntconsoleevent.c
View file

@ -19,12 +19,15 @@
#include "libc/bits/pushpop.h"
#include "libc/calls/internal.h"
#include "libc/calls/struct/siginfo.h"
#include "libc/calls/typedef/sigaction_f.h"
#include "libc/nt/enum/ctrlevent.h"
#include "libc/nt/runtime.h"
#include "libc/str/str.h"
#include "libc/sysv/consts/sig.h"
textwindows bool32 __onntconsoleevent(uint32_t CtrlType) {
int sig;
unsigned rva;
siginfo_t info;
switch (CtrlType) {
case kNtCtrlCEvent:
@ -43,8 +46,19 @@ textwindows bool32 __onntconsoleevent(uint32_t CtrlType) {
default:
return false;
}
memset(&info, 0, sizeof(info));
info.si_signo = sig;
__sigenter(sig, &info, NULL);
return true;
switch ((rva = __sighandrvas[sig])) {
case (uintptr_t)SIG_DFL:
dprintf(2, "__onntconsoleevent ExitProcess\n");
ExitProcess(128 + sig);
case (uintptr_t)SIG_IGN:
dprintf(2, "__onntconsoleevent SIG_IGN\n");
return true;
default:
dprintf(2, "__onntconsoleevent %#x\n", rva);
memset(&info, 0, sizeof(info));
info.si_signo = sig;
((sigaction_f)(_base + rva))(sig, &info, NULL);
__interrupted = true;
return true;
}
}