Thread: pgsql: Adjust mkdir_p to do stat() before trying mkdir().

Log Message:
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Adjust mkdir_p to do stat() before trying mkdir().  Avoids problems on
Solaris and should be a little faster anyway, since in most scenarios
all but perhaps the last path component will already exist.

Tags:
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REL8_0_STABLE

Modified Files:
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    pgsql/src/bin/initdb:
        initdb.c (r1.73 -> r1.73.4.1)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/initdb/initdb.c.diff?r1=1.73&r2=1.73.4.1)