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Remove regex_flavor GUC, so that regular expressions are always "advanced"

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style by default.  Per discussion, there seems to be hardly anything that
really relies on being able to change the regex flavor, so the ability to
select it via embedded options ought to be enough for any stragglers.
Also, if we didn't remove the GUC, we'd really be morally obligated to
mark the regex functions non-immutable, which'd possibly create performance
issues.
This commit is contained in:
Tom Lane
2009-10-21 20:38:58 +00:00
parent 289e2905c8
commit ab61df9e52
10 changed files with 114 additions and 189 deletions
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7
src/include/regex/regex.h
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@ -29,7 +29,7 @@
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $PostgreSQL: pgsql/src/include/regex/regex.h,v 1.31 2009/06/11 14:49:12 momjian Exp $
* $PostgreSQL: pgsql/src/include/regex/regex.h,v 1.32 2009/10/21 20:38:58 tgl Exp $
*/
/*
@ -166,9 +166,4 @@ extern int pg_regexec(regex_t *, const pg_wchar *, size_t, size_t, rm_detail_t *
extern void pg_regfree(regex_t *);
extern size_t pg_regerror(int, const regex_t *, char *, size_t);
/*
* guc configuration variables
*/
extern int regex_flavor;
#endif /* _REGEX_H_ */