155 lines
3.3 KiB
C
155 lines
3.3 KiB
C
/* $Header$ */
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/*
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* (c) copyright 1983 by the Vrije Universiteit, Amsterdam, The Netherlands.
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*
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* This product is part of the Amsterdam Compiler Kit.
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*
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* Permission to use, sell, duplicate or disclose this software must be
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* obtained in writing. Requests for such permissions may be sent to
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*
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* Dr. Andrew S. Tanenbaum
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* Wiskundig Seminarium
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* Vrije Universiteit
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* Postbox 7161
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* 1007 MC Amsterdam
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* The Netherlands
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*
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*/
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#include <em_abs.h>
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#include <pc_err.h>
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#include <pc_file.h>
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/* to make it easier to patch ... */
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extern struct file *_curfil;
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static struct errm {
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int errno;
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char *errmes;
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} errors[] = {
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{ EARRAY, "array bound error"},
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{ ERANGE, "range bound error"},
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{ ESET, "set bound error"},
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{ EIOVFL, "integer overflow"},
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{ EFOVFL, "real overflow"},
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{ EFUNFL, "real underflow"},
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{ EIDIVZ, "divide by 0"},
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{ EFDIVZ, "divide by 0.0"},
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{ EIUND, "undefined integer"},
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{ EFUND, "undefined real"},
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{ ECONV, "conversion error"},
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{ ESTACK, "stack overflow"},
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{ EHEAP, "heap overflow"},
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{ EILLINS, "illegal instruction"},
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{ EODDZ, "illegal size argument"},
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{ ECASE, "case error"},
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{ EMEMFLT, "addressing non existent memory"},
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{ EBADPTR, "bad pointer used"},
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{ EBADPC, "program counter out of range"},
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{ EBADLAE, "bad argument of lae"},
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{ EBADMON, "bad monitor call"},
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{ EBADLIN, "argument if LIN too high"},
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{ EBADGTO, "GTO descriptor error"},
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{ EARGC, "more args expected" },
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{ EEXP, "error in exp" },
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{ ELOG, "error in ln" },
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{ ESQT, "error in sqrt" },
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{ EASS, "assertion failed" },
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{ EPACK, "array bound error in pack" },
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{ EUNPACK, "array bound error in unpack" },
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{ EMOD, "only positive j in 'i mod j'" },
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{ EBADF, "file not yet open" },
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{ EFREE, "dispose error" },
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{ EFUNASS, "function not assigned" },
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{ EWIDTH, "illegal field width" },
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{ EWRITEF, "not writable" },
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{ EREADF, "not readable" },
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{ EEOF, "end of file" },
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{ EFTRUNC, "truncated" },
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{ ERESET, "reset error" },
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{ EREWR, "rewrite error" },
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{ ECLOSE, "close error" },
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{ EREAD, "read error" },
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{ EWRITE, "write error" },
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{ EDIGIT, "digit expected" },
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{ EASCII, "non-ASCII char read" },
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{ -1, 0}
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};
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extern int _pargc;
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extern char **_pargv;
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extern char **_penvp;
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extern char *_hol0();
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extern _trp();
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extern _exit();
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extern int _write();
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_catch(erno) unsigned erno; {
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register struct errm *ep = &errors[0];
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char *p,*q,*s,**qq;
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char buf[20];
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unsigned i;
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int j = erno;
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char *pp[11];
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char xbuf[100];
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qq = pp;
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if (p = FILN)
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*qq++ = p;
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else
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*qq++ = _pargv[0];
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while (ep->errno != erno && ep->errmes != 0) ep++;
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p = buf;
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s = xbuf;
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if (i = LINO) {
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*qq++ = ", ";
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do
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*p++ = i % 10 + '0';
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while (i /= 10);
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while (p > buf) *s++ = *--p;
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}
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*s++ = ':';
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*s++ = ' ';
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*s++ = '\0';
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*qq++ = xbuf;
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if ((erno & ~037) == 0140 && (_curfil->flags&0377)==MAGIC) {
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/* file error */
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*qq++ = "file ";
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*qq++ = _curfil->fname;
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*qq++ = ": ";
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}
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if (ep->errmes) *qq++ = ep->errmes;
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else {
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*qq++ = "error number ";
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*qq++ = s;
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p = buf;
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if (j < 0) {
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j = -j;
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*s++ = '-';
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}
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do
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*p++ = j % 10 + '0';
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while (j /= 10);
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while (p > buf) *s++ = *--p;
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*s = 0;
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}
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*qq++ = "\n";
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*qq = 0;
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qq = pp;
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while (q = *qq++) {
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p = q;
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while (*p)
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p++;
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if (_write(2,q,(int)(p-q)) < 0)
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;
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}
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_exit(erno);
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error:
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_trp(erno);
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}
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