pg-migrator - pg_migrator: Fix bug identified by Stefan Kaltenbrunner.

Log Message:
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Fix bug identified by Stefan Kaltenbrunner.

Modified Files:
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    pg_migrator/src:
        exec.c (r1.1 -> r1.2)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pg-migrator/pg_migrator/src/exec.c.diff?r1=1.1&r2=1.2)
        file.c (r1.3 -> r1.4)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pg-migrator/pg_migrator/src/file.c.diff?r1=1.3&r2=1.4)
        option.c (r1.3 -> r1.4)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pg-migrator/pg_migrator/src/option.c.diff?r1=1.3&r2=1.4)
        server.c (r1.3 -> r1.4)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pg-migrator/pg_migrator/src/server.c.diff?r1=1.3&r2=1.4)
        util.c (r1.2 -> r1.3)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pg-migrator/pg_migrator/src/util.c.diff?r1=1.2&r2=1.3)
        version.c (r1.1 -> r1.2)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pg-migrator/pg_migrator/src/version.c.diff?r1=1.1&r2=1.2)