Update include directives.

Make linux_to_bsd_sigset and linux_do_sigaction non-static.

Move linux_sigaction. linux_sigsuspend, linux_rt_sigsuspend,
linux_pause and linux_sigaltstack to MD code.
This commit is contained in:
Marcel Moolenaar 2000-08-22 01:49:54 +00:00
parent a751315ca8
commit ba9ef45b54

View File

@ -34,11 +34,12 @@
#include <sys/proc.h>
#include <sys/signalvar.h>
#include <i386/linux/linux.h>
#include <i386/linux/linux_proto.h>
#include <i386/linux/linux_util.h>
#include <machine/../linux/linux.h>
#include <machine/../linux/linux_proto.h>
#include <compat/linux/linux_signal.h>
#include <compat/linux/linux_util.h>
static void
void
linux_to_bsd_sigset(linux_sigset_t *lss, sigset_t *bss)
{
int b, l;
@ -119,7 +120,7 @@ bsd_to_linux_sigaction(struct sigaction *bsa, linux_sigaction_t *lsa)
lsa->lsa_flags |= LINUX_SA_NOMASK;
}
static int
int
linux_do_sigaction(struct proc *p, int linux_sig, linux_sigaction_t *linux_nsa,
linux_sigaction_t *linux_osa)
{
@ -160,44 +161,6 @@ linux_do_sigaction(struct proc *p, int linux_sig, linux_sigaction_t *linux_nsa,
return (0);
}
int
linux_sigaction(struct proc *p, struct linux_sigaction_args *args)
{
linux_osigaction_t osa;
linux_sigaction_t act, oact;
int error;
#ifdef DEBUG
printf("Linux-emul(%ld): sigaction(%d, %p, %p)\n", (long)p->p_pid,
args->sig, (void *)args->nsa, (void *)args->osa);
#endif
if (args->nsa != NULL) {
error = copyin(args->nsa, &osa, sizeof(linux_osigaction_t));
if (error)
return (error);
act.lsa_handler = osa.lsa_handler;
act.lsa_flags = osa.lsa_flags;
act.lsa_restorer = osa.lsa_restorer;
LINUX_SIGEMPTYSET(act.lsa_mask);
act.lsa_mask.__bits[0] = osa.lsa_mask;
}
error = linux_do_sigaction(p, args->sig,
args->nsa ? &act : NULL,
args->osa ? &oact : NULL);
if (args->osa != NULL && !error) {
osa.lsa_handler = oact.lsa_handler;
osa.lsa_flags = oact.lsa_flags;
osa.lsa_restorer = oact.lsa_restorer;
osa.lsa_mask = oact.lsa_mask.__bits[0];
error = copyout(&osa, args->osa, sizeof(linux_osigaction_t));
}
return (error);
}
int
linux_signal(struct proc *p, struct linux_signal_args *args)
{
@ -411,78 +374,6 @@ linux_sigpending(struct proc *p, struct linux_sigpending_args *args)
return (copyout(&mask, args->mask, sizeof(mask)));
}
/*
* Linux has two extra args, restart and oldmask. We dont use these,
* but it seems that "restart" is actually a context pointer that
* enables the signal to happen with a different register set.
*/
int
linux_sigsuspend(struct proc *p, struct linux_sigsuspend_args *args)
{
struct sigsuspend_args bsd;
sigset_t *sigmask;
linux_sigset_t mask;
caddr_t sg = stackgap_init();
#ifdef DEBUG
printf("Linux-emul(%ld): sigsuspend(%08lx)\n",
(long)p->p_pid, (unsigned long)args->mask);
#endif
sigmask = stackgap_alloc(&sg, sizeof(sigset_t));
LINUX_SIGEMPTYSET(mask);
mask.__bits[0] = args->mask;
linux_to_bsd_sigset(&mask, sigmask);
bsd.sigmask = sigmask;
return (sigsuspend(p, &bsd));
}
int
linux_rt_sigsuspend(p, uap)
struct proc *p;
struct linux_rt_sigsuspend_args *uap;
{
linux_sigset_t lmask;
sigset_t *bmask;
struct sigsuspend_args bsd;
caddr_t sg = stackgap_init();
int error;
#ifdef DEBUG
printf("Linux-emul(%ld): rt_sigsuspend(%p, %d)\n", (long)p->p_pid,
(void *)uap->newset, uap->sigsetsize);
#endif
if (uap->sigsetsize != sizeof(linux_sigset_t))
return (EINVAL);
error = copyin(uap->newset, &lmask, sizeof(linux_sigset_t));
if (error)
return (error);
bmask = stackgap_alloc(&sg, sizeof(sigset_t));
linux_to_bsd_sigset(&lmask, bmask);
bsd.sigmask = bmask;
return (sigsuspend(p, &bsd));
}
int
linux_pause(struct proc *p, struct linux_pause_args *args)
{
struct sigsuspend_args bsd;
sigset_t *sigmask;
caddr_t sg = stackgap_init();
#ifdef DEBUG
printf("Linux-emul(%d): pause()\n", p->p_pid);
#endif
sigmask = stackgap_alloc(&sg, sizeof(sigset_t));
*sigmask = p->p_sigmask;
bsd.sigmask = sigmask;
return sigsuspend(p, &bsd);
}
int
linux_kill(struct proc *p, struct linux_kill_args *args)
{
@ -510,46 +401,3 @@ linux_kill(struct proc *p, struct linux_kill_args *args)
tmp.pid = args->pid;
return (kill(p, &tmp));
}
int
linux_sigaltstack(p, uap)
struct proc *p;
struct linux_sigaltstack_args *uap;
{
struct sigaltstack_args bsd;
stack_t *ss, *oss;
linux_stack_t lss;
int error;
caddr_t sg = stackgap_init();
#ifdef DEBUG
printf("Linux-emul(%ld): sigaltstack(%p, %p)\n",
(long)p->p_pid, uap->uss, uap->uoss);
#endif
error = copyin(uap->uss, &lss, sizeof(linux_stack_t));
if (error)
return (error);
ss = stackgap_alloc(&sg, sizeof(stack_t));
ss->ss_sp = lss.ss_sp;
ss->ss_size = lss.ss_size;
ss->ss_flags = lss.ss_flags;
oss = (uap->uoss != NULL)
? stackgap_alloc(&sg, sizeof(stack_t))
: NULL;
bsd.ss = ss;
bsd.oss = oss;
error = sigaltstack(p, &bsd);
if (!error && oss != NULL) {
lss.ss_sp = oss->ss_sp;
lss.ss_size = oss->ss_size;
lss.ss_flags = oss->ss_flags;
error = copyout(&lss, uap->uoss, sizeof(linux_stack_t));
}
return (error);
}