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Mike Ansley's fixes for long queries. This change just

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corrects flex myinput() routine so that it doesn't assume there is only
one bufferload of data.  We still have the issue of getting rid of
YY_USES_REJECT so that the scanner can cope with tokens larger than its
initial buffer size.
This commit is contained in:
Tom Lane 1999-09-07 00:13:27 +00:00
parent f1de4f9532
commit 85712da90d
1 changed files with 11 additions and 17 deletions
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28
src/backend/parser/scan.l
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/scan.l,v 1.52 1999/07/17 20:17:26 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/scan.l,v 1.53 1999/09/07 00:13:27 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -491,11 +491,8 @@ int
input()
{
if (parseCh == NULL)
{
parseCh = parseString;
return(*parseCh++);
}
else if (*parseCh == '\0')
if (*parseCh == '\0')
return(0);
else
return(*parseCh++);
@ -520,20 +517,17 @@ myinput(char* buf, int max)
int len, copylen;
if (parseCh == NULL)
{
len = strlen(parseString);
if (len >= max)
copylen = max - 1;
else
copylen = len;
if (copylen > 0)
memcpy(buf, parseString, copylen);
buf[copylen] = '\0';
parseCh = parseString;
return copylen;
}
len = strlen(parseCh); /* remaining data available */
if (len >= max)
copylen = max - 1;
else
return 0; /* end of string */
copylen = len;
if (copylen > 0)
memcpy(buf, parseCh, copylen);
buf[copylen] = '\0';
parseCh += copylen;
return copylen;
}
#endif /* FLEX_SCANNER */