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STATUS: 70% 

0000 T _signal		compatible
    0052 T _psignal		compatible
    00b6 T _issig		compatible
    0186 T _stop		compatible
    0216 T _psig		compatible
    02d4 T _fsig		compatible
    031e T _core		not compatible
    0512 T _grow		not compatible
    0640 T _ptrace		not compatible
    075c T _procxmt		compatible
This commit is contained in:
Oliver Lehmann 2008-06-05 19:58:26 +00:00
parent 66432140c3
commit 4907b7ddcb
1 changed files with 39 additions and 23 deletions
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58
WEGA/src/uts/sys/sig.c
View File

@ -288,45 +288,62 @@ core()
*/ */
grow(sp) grow(sp)
unsigned sp; int sp;
{ {
register j, si, i; register j, si, i;
register struct proc *p; register struct proc *p;
register a; register int a;
/* FIXME: somehow goto out should do the job but then everything gets if(sp >= ctob(256-(u.u_ssize-1)))
ordered different in the ASM listing
this needs more work...
*/
if(sp >= ctob(CPAS - (u.u_ssize-1)))
return(0); return(0);
for(j=6;;) { for(j=6;;) {
--j; if(!j--)
if(!j)
return(0); return(0);
si=(CPAS - btoc(sp))-u.u_ssize+j; si=(256-btoc(sp))-u.u_ssize+j;
if(si<=0) if(si<=0)
continue; continue;
if(!u.u_segmented){ if(!u.u_segmented){
if((u.u_ssize + USIZE + si + u.u_dsize) >= CPAS) if((u.u_ssize + USIZE + si + u.u_dsize) >= 0x100)
continue; continue;
/* if(estabur(u.u_tsize,u.u_dsize,u.u_ssize+i,1)) /* if(!estabur(u.u_tsize,u.u_dsize,u.u_ssize+si,1))
goto out; break;
*/ estabur(u.u_tsize,u.u_dsize,u.u_ssize+si,1); */ estabur(u.u_tsize,u.u_dsize,u.u_ssize+si,1);
} else { } else {
if(u.u_ssize + si > CPAS) { if(u.u_ssize + si > 0x100)
continue; continue;
} else { u.u_segmts[NUSEGS-1].sg_limit = 256 - (u.u_ssize+si);
u.u_segmts[NUSEGS-1].sg_limit = (CPAS - (u.u_ssize+si)); break;
/* goto out;*/
}
} }
} }
/* correct code based on the asm listing but gets ordered differently
because of the optimizer
j=6;
goto count;
not_seg:
if((u.u_ssize + USIZE + si + u.u_dsize) >= 0x100)
goto count;
if(estabur(u.u_tsize,u.u_dsize,u.u_ssize+si,1))
goto out;
count:
if(!j--)
return(0);
si=(256-btoc(sp))-u.u_ssize+j;
if(si<=0)
goto count;
if(!u.u_segmented)
goto not_seg;
if(u.u_ssize + si > 0x100)
continue;
u.u_segmts[NUSEGS-1].sg_limit = 256 - (u.u_ssize+si);
*/
out: out:
p = u.u_procp; p = u.u_procp;
expand(p->p_size+si); expand(p->p_size+si);
a=p->p_addr+p->p_size;
for(i=u.u_ssize; i; i--) { for(i=u.u_ssize; i; i--) {
a--; a--;
copyseg(a-si, a); copyseg(a-si, a);
@ -336,7 +353,6 @@ out:
u.u_ssize += si; u.u_ssize += si;
return(1); return(1);
} }
/* /*
* sys-trace system call. * sys-trace system call.
*/ */
@ -368,7 +384,7 @@ ptrace()
sleep((caddr_t)&ipc, IPCPRI); sleep((caddr_t)&ipc, IPCPRI);
ipc.ip_lock = p->p_pid; ipc.ip_lock = p->p_pid;
ipc.ip_data = uap->data; ipc.ip_data = uap->data;
ipc.ip_addr.l = uap->addr.left&0x7f00; /* FIXME: not compatible */ ipc.ip_addr.l = (caddr_t)((long)uap->addr.l & 0x7F00FFFF); /* FIXME: not compatible */
ipc.ip_req = uap->req; ipc.ip_req = uap->req;
p->p_flag &= ~SWTED; p->p_flag &= ~SWTED;
setrun(p); setrun(p);