static void savevardef(void)
{
FWRITE1(vardef->nvar,archiv);
if(vardef->nvar &&
fwrite(vardef->vars, (vardef->nvar)*sizeof(varinfo) ,1,archiv)!=1)
wAbort();
}
static void savepoly(poly p)
{
int width;
char * b, *e;
poly zero=plusone();
zero->num=0;
b=(char*)&(zero->num);
if(vardef->nvar) e=(char*)&(zero->power[vardef->vars[vardef->nvar-1].wordpos]);
else e=(char*)&(zero->power[0]);
width=e-b;
while(p) { if(fwrite(&(p->num),width,1,archiv)!=1) wAbort(); p=p->next; }
if(fwrite(&(zero->num),width,1,archiv)!=1) wAbort();
}
/*
*----------------------------------------------------------------------
* handleSig--
* general signal handler. Exits the program gently.
*----------------------------------------------------------------------
*/
static RETSIGTYPE handleSig(int sig)
{
wfatal("got signal %i", sig);
/* Setting the signal behaviour back to default and then reraising the
* signal is a cleaner way to make program exit and core dump than calling
* abort(), since it correctly returns from the signal handler and sets
* the flags accordingly. -Dan
*/
if (sig == SIGSEGV || sig == SIGFPE || sig == SIGBUS || sig == SIGILL || sig == SIGABRT) {
signal(sig, SIG_DFL);
kill(getpid(), sig);
return;
}
wAbort(0);
}
