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Expose quote_literal_cstr() from core.

This eliminates the need for inefficient implementions of this
functionality in both contrib/dblink and contrib/tablefunc, so remove
them.  The upcoming patch implementing an in-core format() function
will also require this functionality.

In passing, add some regression tests.
This commit is contained in:
Robert Haas
2010-11-20 10:04:48 -05:00
parent e8bf683fbe
commit 4343c0e546
6 changed files with 77 additions and 64 deletions

View File

@ -85,7 +85,6 @@ static Tuplestorestate *build_tuplestore_recursively(char *key_fld,
MemoryContext per_query_ctx,
AttInMetadata *attinmeta,
Tuplestorestate *tupstore);
static char *quote_literal_cstr(char *rawstr);
typedef struct
{
@ -1564,22 +1563,3 @@ compatCrosstabTupleDescs(TupleDesc ret_tupdesc, TupleDesc sql_tupdesc)
/* OK, the two tupdescs are compatible for our purposes */
return true;
}
/*
* Return a properly quoted literal value.
* Uses quote_literal in quote.c
*/
static char *
quote_literal_cstr(char *rawstr)
{
text *rawstr_text;
text *result_text;
char *result;
rawstr_text = cstring_to_text(rawstr);
result_text = DatumGetTextP(DirectFunctionCall1(quote_literal,
PointerGetDatum(rawstr_text)));
result = text_to_cstring(result_text);
return result;
}