ack/lang/m2/libm2/catch.c
1987-05-13 14:36:45 +00:00

97 lines
1.8 KiB
C

#include <em_abs.h>
static struct errm {
int errno;
char *errmes;
} errors[] = {
{ EARRAY, "array bound error"},
{ ERANGE, "range bound error"},
{ ESET, "set bound error"},
{ EIOVFL, "integer overflow"},
{ EFOVFL, "floating overflow"},
{ EFUNFL, "floating underflow"},
{ EIDIVZ, "divide by 0"},
{ EFDIVZ, "divide by 0.0"},
{ EIUND, "undefined integer"},
{ EFUND, "undefined float"},
{ ECONV, "conversion error"},
{ ESTACK, "stack overflow"},
{ EHEAP, "heap overflow"},
{ EILLINS, "illegal instruction"},
{ EODDZ, "illegal size argument"},
{ ECASE, "case error"},
{ EMEMFLT, "addressing non existent memory"},
{ EBADPTR, "bad pointer used"},
{ EBADPC, "program counter out of range"},
{ EBADLAE, "bad argument of lae"},
{ EBADMON, "bad monitor call"},
{ EBADLIN, "argument if LIN too high"},
{ EBADGTO, "GTO descriptor error"},
{ 64, "stack size of process too large"},
{ -1, 0}
};
extern char *_hol0();
extern char *_argv[];
extern exit();
_catch(trapno)
int trapno;
{
register struct errm *ep = &errors[0];
char *errmessage;
char *pp[8];
register char **qq = &pp[0];
register char *p;
char *q;
int i;
if (p = FILN)
*qq++ = p;
else
*qq++ = _argv[0];
p = &("xxxxxxxxxxx: "[11]);
if (i = LINO) {
if (i < 0) {
/* ??? */
*qq++ = ", -";
i = -i;
}
else
*qq++ = ", ";
do
*--p = i % 10 + '0';
while (i /= 10);
}
*qq++ = p;
while (ep->errno != trapno && ep->errmes != 0) ep++;
if (ep->errmes)
*qq++ = ep->errmes;
else {
*qq++ = "error number";
p = &("xxxxxxxxxxx: "[11]);
i = trapno;
if (i < 0) {
/* ??? */
*qq++ = "-";
i = -i;
}
do
*--p = i % 10 + '0';
while (i /= 10);
*qq++ = p;
}
*qq++ = "\n";
*qq = 0;
qq = pp;
while (q = *qq++) {
p = q;
while (*p)
p++;
if (write(2,q,p-q) < 0)
;
}
exit(trapno);
}