mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-06-27 14:58:30 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Introduce sigtimedwait() and sigwaitinfo()

Browse source 
This change also invents sigcountset() and strsignal_r() and improves
the quality of siginfo_t handling.
This commit is contained in:
Justine Tunney 2022-10-10 07:36:07 -07:00
parent 7ae556463a
commit 467a332e38
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
41 changed files with 887 additions and 345 deletions
Download patch file Download diff file Expand all files Collapse all files

14
libc/calls/sigenter-openbsd.c
View file

@ -21,6 +21,7 @@
#include "libc/calls/state.internal.h"
#include "libc/calls/struct/sigaction-freebsd.internal.h"
#include "libc/calls/struct/sigaction.h"
#include "libc/calls/struct/siginfo-meta.internal.h"
#include "libc/calls/struct/siginfo-openbsd.internal.h"
#include "libc/calls/struct/siginfo.h"
#include "libc/calls/struct/ucontext-openbsd.internal.h"
@ -44,17 +45,8 @@ privileged void __sigenter_openbsd(int sig, struct siginfo_openbsd *openbsdinfo,
if (~flags & SA_SIGINFO) {
((sigaction_f)(_base + rva))(sig, 0, 0);
} else {
__repstosb(&g, 0, sizeof(g));
g.si.si_signo = openbsdinfo->si_signo;
g.si.si_code = openbsdinfo->si_code;
g.si.si_errno = openbsdinfo->si_errno;
if (openbsdinfo->si_pid) {
g.si.si_pid = openbsdinfo->si_pid;
g.si.si_uid = openbsdinfo->si_uid;
} else {
g.si.si_addr = (void *)openbsdinfo->si_addr;
}
g.si.si_value = openbsdinfo->si_value;
__repstosb(&g.uc, 0, sizeof(g.uc));
__siginfo2cosmo(&g.si, (void *)openbsdinfo);
g.uc.uc_mcontext.fpregs = &g.uc.__fpustate;
__repmovsb(&g.uc.uc_sigmask, &ctx->sc_mask,
MIN(sizeof(g.uc.uc_sigmask), sizeof(ctx->sc_mask)));