Re: [BUGS] General Bug Report: Documentation problem
От | Bruce Momjian |
---|---|
Тема | Re: [BUGS] General Bug Report: Documentation problem |
Дата | |
Msg-id | 199904171718.NAA12784@candle.pha.pa.us обсуждение исходный текст |
Ответ на | General Bug Report: Documentation problem (Unprivileged user <nobody>) |
Список | pgsql-bugs |
> Problem Description: -------------------- libpq documentation > has a few errors. Most notably, the reccomended style of error > handling. psuedocode: res=PQexec(conn, "error-prone-statement"); > if (PQresultStatus(res) != PGRES_TUPLES_OK) { do_error_code(); > } This is actually incorrect, since on error, PQexec returns > null, so PQresultStatus (which I can't find documented) > derefrences a null pointer. Correct example code would be > res=PQexec(conn, "error-prone-statment"); if (!res) { > printf("PQexec(): %s\n", PQerrorMessage(conn)); exit(1) } > > If nobody else is working on the documentation reply to me, and > I'll submit diffs. Very good point. I have added !res || resultStatus(...) to the man pages and sgml examples. Thanks. -- Bruce Momjian | http://www.op.net/~candle maillist@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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