diff options
Diffstat (limited to 'src/interfaces/libpq/fe-misc.c')
| -rw-r--r-- | src/interfaces/libpq/fe-misc.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/src/interfaces/libpq/fe-misc.c b/src/interfaces/libpq/fe-misc.c index a1c69ebdb76..212f7a63cd4 100644 --- a/src/interfaces/libpq/fe-misc.c +++ b/src/interfaces/libpq/fe-misc.c @@ -23,7 +23,7 @@ * Portions Copyright (c) 1994, Regents of the University of California * * IDENTIFICATION - * $PostgreSQL: pgsql/src/interfaces/libpq/fe-misc.c,v 1.109 2004/08/29 04:13:12 momjian Exp $ + * $PostgreSQL: pgsql/src/interfaces/libpq/fe-misc.c,v 1.110 2004/08/29 05:07:00 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -830,15 +830,16 @@ pqSendSome(PGconn *conn, int len) /* * There are scenarios in which we can't send data because the - * communications channel is full, but we cannot expect the server - * to clear the channel eventually because it's blocked trying to - * send data to us. (This can happen when we are sending a large - * amount of COPY data, and the server has generated lots of - * NOTICE responses.) To avoid a deadlock situation, we must be - * prepared to accept and buffer incoming data before we try - * again. Furthermore, it is possible that such incoming data - * might not arrive until after we've gone to sleep. Therefore, - * we wait for either read ready or write ready. + * communications channel is full, but we cannot expect the + * server to clear the channel eventually because it's blocked + * trying to send data to us. (This can happen when we are + * sending a large amount of COPY data, and the server has + * generated lots of NOTICE responses.) To avoid a deadlock + * situation, we must be prepared to accept and buffer + * incoming data before we try again. Furthermore, it is + * possible that such incoming data might not arrive until + * after we've gone to sleep. Therefore, we wait for either + * read ready or write ready. */ if (pqReadData(conn) < 0) { |