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pgindent run.
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@ -1,21 +1,21 @@
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/*
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* regerror - error-code expansion
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*
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* Copyright (c) 1998, 1999 Henry Spencer. All rights reserved.
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*
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* Copyright (c) 1998, 1999 Henry Spencer. All rights reserved.
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*
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* Development of this software was funded, in part, by Cray Research Inc.,
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* UUNET Communications Services Inc., Sun Microsystems Inc., and Scriptics
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* Corporation, none of whom are responsible for the results. The author
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* thanks all of them.
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*
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* thanks all of them.
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*
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* Redistribution and use in source and binary forms -- with or without
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* modification -- are permitted for any purpose, provided that
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* redistributions in source form retain this entire copyright notice and
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* indicate the origin and nature of any modifications.
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*
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*
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* I'd appreciate being given credit for this package in the documentation
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* of software which uses it, but that is not a requirement.
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*
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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@ -27,7 +27,7 @@
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Header: /cvsroot/pgsql/src/backend/regex/regerror.c,v 1.25 2003/02/05 17:41:33 tgl Exp $
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* $Header: /cvsroot/pgsql/src/backend/regex/regerror.c,v 1.26 2003/08/04 00:43:21 momjian Exp $
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*
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*/
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@ -37,72 +37,82 @@
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static char unk[] = "*** unknown regex error code 0x%x ***";
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/* struct to map among codes, code names, and explanations */
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static struct rerr {
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int code;
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char *name;
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char *explain;
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} rerrs[] = {
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static struct rerr
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{
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int code;
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char *name;
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char *explain;
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} rerrs[] =
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{
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/* the actual table is built from regex.h */
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#include "regex/regerrs.h"
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{ -1, "", "oops" }, /* explanation special-cased in code */
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{
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-1, "", "oops"
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}, /* explanation special-cased in code */
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};
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/*
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* pg_regerror - the interface to error numbers
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*/
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/* ARGSUSED */
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size_t /* actual space needed (including NUL) */
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size_t /* actual space needed (including NUL) */
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pg_regerror(int errcode, /* error code, or REG_ATOI or REG_ITOA */
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const regex_t *preg, /* associated regex_t (unused at present) */
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const regex_t *preg, /* associated regex_t (unused at present) */
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char *errbuf, /* result buffer (unless errbuf_size==0) */
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size_t errbuf_size) /* available space in errbuf, can be 0 */
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size_t errbuf_size) /* available space in errbuf, can be 0 */
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{
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struct rerr *r;
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char *msg;
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char convbuf[sizeof(unk)+50]; /* 50 = plenty for int */
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size_t len;
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int icode;
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char *msg;
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char convbuf[sizeof(unk) + 50]; /* 50 = plenty for int */
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size_t len;
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int icode;
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switch (errcode) {
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case REG_ATOI: /* convert name to number */
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for (r = rerrs; r->code >= 0; r++)
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if (strcmp(r->name, errbuf) == 0)
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break;
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sprintf(convbuf, "%d", r->code); /* -1 for unknown */
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msg = convbuf;
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break;
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case REG_ITOA: /* convert number to name */
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icode = atoi(errbuf); /* not our problem if this fails */
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for (r = rerrs; r->code >= 0; r++)
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if (r->code == icode)
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break;
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if (r->code >= 0)
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msg = r->name;
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else { /* unknown; tell him the number */
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sprintf(convbuf, "REG_%u", (unsigned)icode);
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switch (errcode)
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{
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case REG_ATOI: /* convert name to number */
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for (r = rerrs; r->code >= 0; r++)
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if (strcmp(r->name, errbuf) == 0)
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break;
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sprintf(convbuf, "%d", r->code); /* -1 for unknown */
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msg = convbuf;
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}
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break;
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default: /* a real, normal error code */
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for (r = rerrs; r->code >= 0; r++)
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if (r->code == errcode)
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break;
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if (r->code >= 0)
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msg = r->explain;
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else { /* unknown; say so */
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sprintf(convbuf, unk, errcode);
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msg = convbuf;
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}
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break;
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break;
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case REG_ITOA: /* convert number to name */
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icode = atoi(errbuf); /* not our problem if this fails */
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for (r = rerrs; r->code >= 0; r++)
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if (r->code == icode)
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break;
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if (r->code >= 0)
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msg = r->name;
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else
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{ /* unknown; tell him the number */
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sprintf(convbuf, "REG_%u", (unsigned) icode);
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msg = convbuf;
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}
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break;
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default: /* a real, normal error code */
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for (r = rerrs; r->code >= 0; r++)
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if (r->code == errcode)
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break;
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if (r->code >= 0)
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msg = r->explain;
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else
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{ /* unknown; say so */
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sprintf(convbuf, unk, errcode);
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msg = convbuf;
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}
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break;
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}
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len = strlen(msg) + 1; /* space needed, including NUL */
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if (errbuf_size > 0) {
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if (errbuf_size > 0)
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{
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if (errbuf_size > len)
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strcpy(errbuf, msg);
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else { /* truncate to fit */
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strncpy(errbuf, msg, errbuf_size-1);
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errbuf[errbuf_size-1] = '\0';
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else
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{ /* truncate to fit */
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strncpy(errbuf, msg, errbuf_size - 1);
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errbuf[errbuf_size - 1] = '\0';
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}
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}
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