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/* Copyright (c) 1991 Regents of the University of California */
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#ifndef lint
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static char SCCSid[] = "$SunId$ LBL";
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#endif
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/*
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* error.c - standard error reporting function
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*/
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#include "standard.h"
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#ifndef linux
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extern char *sys_errlist[]; /* system error list */
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extern int sys_nerr; /* number of system errors */
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#endif
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/* global list of error actions */
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struct erract erract[NERRS] = ERRACT_INIT;
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char errmsg[512]; /* global error message buffer */
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error(etype, emsg) /* report error, quit if necessary */
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int etype;
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char *emsg;
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{
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register struct erract *ep;
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if (etype < 0 | etype >= NERRS)
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return;
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ep = erract + etype;
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if (ep->pf != NULL) {
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if (ep->pre[0]) (*ep->pf)(ep->pre);
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if (emsg != NULL && emsg[0]) (*ep->pf)(emsg);
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if (etype == SYSTEM && errno > 0) {
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(*ep->pf)(": ");
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if (errno <= sys_nerr)
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(*ep->pf)(sys_errlist[errno]);
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else
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(*ep->pf)("Unknown error");
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}
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(*ep->pf)("\n");
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}
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if (!ep->ec) /* non-fatal */
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return;
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if (ep->ec < 0) /* dump core */
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abort();
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quit(ep->ec); /* quit calls exit after cleanup */
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}
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