Log Message:
-----------
few more check to keep PostgreSQL from segfaulting in case of errors
Modified Files:
--------------
pgestraier:
pgest.c (r1.20 -> r1.21)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgestraier/pgestraier/pgest.c.diff?r1=1.20&r2=1.21)