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head/sys/compat/linux/linux_signal.c
| Show First 20 Lines • Show All 57 Lines • ▼ Show 20 Lines | |||||
| static int linux_do_tkill(struct thread *td, struct thread *tdt, | static int linux_do_tkill(struct thread *td, struct thread *tdt, | ||||
| ksiginfo_t *ksi); | ksiginfo_t *ksi); | ||||
| static void sicode_to_lsicode(int si_code, int *lsi_code); | static void sicode_to_lsicode(int si_code, int *lsi_code); | ||||
| static void | static void | ||||
| linux_to_bsd_sigaction(l_sigaction_t *lsa, struct sigaction *bsa) | linux_to_bsd_sigaction(l_sigaction_t *lsa, struct sigaction *bsa) | ||||
| { | { | ||||
| unsigned long flags; | |||||
| linux_to_bsd_sigset(&lsa->lsa_mask, &bsa->sa_mask); | linux_to_bsd_sigset(&lsa->lsa_mask, &bsa->sa_mask); | ||||
| bsa->sa_handler = PTRIN(lsa->lsa_handler); | bsa->sa_handler = PTRIN(lsa->lsa_handler); | ||||
| bsa->sa_flags = 0; | bsa->sa_flags = 0; | ||||
| if (lsa->lsa_flags & LINUX_SA_NOCLDSTOP) | |||||
| flags = lsa->lsa_flags; | |||||
| if (lsa->lsa_flags & LINUX_SA_NOCLDSTOP) { | |||||
| flags &= ~LINUX_SA_NOCLDSTOP; | |||||
| bsa->sa_flags |= SA_NOCLDSTOP; | bsa->sa_flags |= SA_NOCLDSTOP; | ||||
| if (lsa->lsa_flags & LINUX_SA_NOCLDWAIT) | } | ||||
| if (lsa->lsa_flags & LINUX_SA_NOCLDWAIT) { | |||||
| flags &= ~LINUX_SA_NOCLDWAIT; | |||||
| bsa->sa_flags |= SA_NOCLDWAIT; | bsa->sa_flags |= SA_NOCLDWAIT; | ||||
| if (lsa->lsa_flags & LINUX_SA_SIGINFO) | } | ||||
| if (lsa->lsa_flags & LINUX_SA_SIGINFO) { | |||||
| flags &= ~LINUX_SA_SIGINFO; | |||||
| bsa->sa_flags |= SA_SIGINFO; | bsa->sa_flags |= SA_SIGINFO; | ||||
| if (lsa->lsa_flags & LINUX_SA_ONSTACK) | #ifdef notyet | ||||
| /* | |||||
| * XXX: We seem to be missing code to convert | |||||
| * some of the fields in ucontext_t. | |||||
| */ | |||||
| linux_msg(curthread, | |||||
| "partially unsupported sigaction flag SA_SIGINFO"); | |||||
| #endif | |||||
| } | |||||
| if (lsa->lsa_flags & LINUX_SA_RESTORER) { | |||||
| flags &= ~LINUX_SA_RESTORER; | |||||
| /* XXX: We might want to handle it; see Linux sigreturn(2). */ | |||||
| } | |||||
| if (lsa->lsa_flags & LINUX_SA_ONSTACK) { | |||||
| flags &= ~LINUX_SA_ONSTACK; | |||||
| bsa->sa_flags |= SA_ONSTACK; | bsa->sa_flags |= SA_ONSTACK; | ||||
| if (lsa->lsa_flags & LINUX_SA_RESTART) | } | ||||
| if (lsa->lsa_flags & LINUX_SA_RESTART) { | |||||
| flags &= ~LINUX_SA_RESTART; | |||||
| bsa->sa_flags |= SA_RESTART; | bsa->sa_flags |= SA_RESTART; | ||||
| if (lsa->lsa_flags & LINUX_SA_ONESHOT) | } | ||||
| if (lsa->lsa_flags & LINUX_SA_ONESHOT) { | |||||
| flags &= ~LINUX_SA_ONESHOT; | |||||
| bsa->sa_flags |= SA_RESETHAND; | bsa->sa_flags |= SA_RESETHAND; | ||||
| if (lsa->lsa_flags & LINUX_SA_NOMASK) | } | ||||
| if (lsa->lsa_flags & LINUX_SA_NOMASK) { | |||||
| flags &= ~LINUX_SA_NOMASK; | |||||
| bsa->sa_flags |= SA_NODEFER; | bsa->sa_flags |= SA_NODEFER; | ||||
| } | |||||
| if (flags != 0) | |||||
| linux_msg(curthread, "unsupported sigaction flag %#lx", flags); | |||||
| } | } | ||||
| static void | static void | ||||
| bsd_to_linux_sigaction(struct sigaction *bsa, l_sigaction_t *lsa) | bsd_to_linux_sigaction(struct sigaction *bsa, l_sigaction_t *lsa) | ||||
| { | { | ||||
| bsd_to_linux_sigset(&bsa->sa_mask, &lsa->lsa_mask); | bsd_to_linux_sigset(&bsa->sa_mask, &lsa->lsa_mask); | ||||
| #ifdef COMPAT_LINUX32 | #ifdef COMPAT_LINUX32 | ||||
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