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