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Repair badly broken estimation of output buffer size in lquery_out().

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This commit is contained in:
Tom Lane 2003-12-17 20:15:41 +00:00
parent f758097c6d
commit a7e383d241
1 changed files with 5 additions and 6 deletions
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11
contrib/ltree/ltree_io.c
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@ -498,22 +498,21 @@ lquery_out(PG_FUNCTION_ARGS)
*ptr; *ptr;
int i, int i,
j, j,
totallen = 0; totallen = 1;
lquery_level *curqlevel; lquery_level *curqlevel;
lquery_variant *curtlevel; lquery_variant *curtlevel;
curqlevel = LQUERY_FIRST(in); curqlevel = LQUERY_FIRST(in);
for (i = 0; i < in->numlevel; i++) for (i = 0; i < in->numlevel; i++)
{ {
if (curqlevel->numvar)
totallen = (curqlevel->numvar * 4) + 1 + curqlevel->totallen;
else
totallen = 2 * 11 + 4;
totallen++; totallen++;
if (curqlevel->numvar)
totallen += 1 + (curqlevel->numvar * 4) + curqlevel->totallen;
else
totallen += 2 * 11 + 4;
curqlevel = LQL_NEXT(curqlevel); curqlevel = LQL_NEXT(curqlevel);
} }
ptr = buf = (char *) palloc(totallen); ptr = buf = (char *) palloc(totallen);
curqlevel = LQUERY_FIRST(in); curqlevel = LQUERY_FIRST(in);
for (i = 0; i < in->numlevel; i++) for (i = 0; i < in->numlevel; i++)