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STATUS: 99% 

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		compatible
    0512 T _grow		compatible
    0640 T _ptrace		not compatible
    				ip_addr assignment is not correct.
    075c T _procxmt		compatible
This commit is contained in:
Oliver Lehmann 2008-06-06 15:08:09 +00:00
parent 7ee3be2a08
commit 6816b35569
1 changed files with 20 additions and 44 deletions
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64
WEGA/src/uts/sys/sig.c
View File

@ -279,7 +279,7 @@ core()
} else
u.u_error = EACCES;
iput(ip);
return(u.u_error==0); /* FIXME: this is not compatible extsb r2 is missing here... */
return((char)(u.u_error==0));
}
/*
@ -288,7 +288,7 @@ core()
*/
grow(sp)
int sp;
unsigned sp;
{
register j, si, i;
register struct proc *p;
@ -297,8 +297,9 @@ int sp;
if(sp >= ctob(256-(u.u_ssize-1)))
return(0);
for(j=6;;) {
if(!j--)
j=6;
while(1) {
if(!(j = j - 1))
return(0);
si=(256-btoc(sp))-u.u_ssize+j;
if(si<=0)
@ -306,53 +307,28 @@ int sp;
if(!u.u_segmented){
if((u.u_ssize + USIZE + si + u.u_dsize) >= 0x100)
continue;
/* if(!estabur(u.u_tsize,u.u_dsize,u.u_ssize+si,1))
break;
*/ estabur(u.u_tsize,u.u_dsize,u.u_ssize+si,1);
if(estabur(u.u_tsize,u.u_dsize,u.u_ssize+si,1))
continue;
} else {
if(u.u_ssize + si > 0x100)
continue;
u.u_segmts[NUSEGS-1].sg_limit = 256 - (u.u_ssize+si);
break;
}
p = u.u_procp;
expand(p->p_size+si);
a=p->p_addr+p->p_size;
for(i=u.u_ssize; i; i--) {
a--;
copyseg(a-si, a);
}
for(i=si; i; i--)
clearseg(--a);
u.u_ssize += si;
return(1);
}
/* 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:
p = u.u_procp;
expand(p->p_size+si);
a=p->p_addr+p->p_size;
for(i=u.u_ssize; i; i--) {
a--;
copyseg(a-si, a);
}
for(i=si; i; i--)
clearseg(--a);
u.u_ssize += si;
return(1);
}
/*
* sys-trace system call.
*/