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Cleanup of libpq connection timeout code.

This commit is contained in:
Bruce Momjian 2002-08-27 14:49:52 +00:00
parent 78a693c430
commit 4e723e6717
1 changed files with 47 additions and 47 deletions
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94
src/interfaces/libpq/fe-connect.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-connect.c,v 1.194 2002/08/18 01:35:39 momjian Exp $
* $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-connect.c,v 1.195 2002/08/27 14:49:52 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -1063,34 +1063,33 @@ connectDBComplete(PGconn *conn)
if (conn == NULL || conn->status == CONNECTION_BAD)
return 0;
/*
* Prepare to time calculations, if connect_timeout isn't zero.
*/
if (conn->connect_timeout != NULL)
/*
* Prepare to time calculations, if connect_timeout isn't zero.
*/
if (conn->connect_timeout != NULL)
{
remains.tv_sec = atoi(conn->connect_timeout);
if (!remains.tv_sec)
{
conn->status = CONNECTION_BAD;
return 0;
}
remains.tv_usec = 0;
rp = &remains;
}
remains.tv_sec = atoi(conn->connect_timeout);
if (!remains.tv_sec)
{
conn->status = CONNECTION_BAD;
return 0;
}
remains.tv_usec = 0;
rp = &remains;
}
while (rp == NULL || remains.tv_sec > 0 || (remains.tv_sec == 0 && remains.tv_usec > 0))
{
while (rp == NULL || remains.tv_sec > 0 || (remains.tv_sec == 0 && remains.tv_usec > 0))
{
/*
* If connecting timeout is set, get current time.
*/
if (rp != NULL && gettimeofday(&start_time, NULL) == -1)
{
conn->status = CONNECTION_BAD;
return 0;
}
* If connecting timeout is set, get current time.
*/
if (rp != NULL && gettimeofday(&start_time, NULL) == -1)
{
conn->status = CONNECTION_BAD;
return 0;
}
/*
/*
* Wait, if necessary. Note that the initial state (just after
* PQconnectStart) is to wait for the socket to select for
* writing.
@ -1104,7 +1103,7 @@ connectDBComplete(PGconn *conn)
return 1; /* success! */
case PGRES_POLLING_READING:
if (pqWaitTimed(1, 0, conn, rp))
if (pqWaitTimed(1, 0, conn, rp))
{
conn->status = CONNECTION_BAD;
return 0;
@ -1130,27 +1129,28 @@ connectDBComplete(PGconn *conn)
*/
flag = PQconnectPoll(conn);
/*
* If connecting timeout is set, calculate remain time.
*/
if (NULL != rp) {
if (-1 == gettimeofday(&finish_time, NULL))
{
conn->status = CONNECTION_BAD;
return 0;
}
if (0 > (finish_time.tv_usec -= start_time.tv_usec))
{
remains.tv_sec++;
finish_time.tv_usec += 1000000;
}
if (0 > (remains.tv_usec -= finish_time.tv_usec))
{
remains.tv_sec--;
remains.tv_usec += 1000000;
}
remains.tv_sec -= finish_time.tv_sec - start_time.tv_sec;
}
/*
* If connecting timeout is set, calculate remain time.
*/
if (NULL != rp)
{
if (gettimeofday(&finish_time, NULL) == -1)
{
conn->status = CONNECTION_BAD;
return 0;
}
if ((finish_time.tv_usec -= start_time.tv_usec) < 0 )
{
remains.tv_sec++;
finish_time.tv_usec += 1000000;
}
if ((remains.tv_usec -= finish_time.tv_usec) < 0 )
{
remains.tv_sec--;
remains.tv_usec += 1000000;
}
remains.tv_sec -= finish_time.tv_sec - start_time.tv_sec;
}
}
conn->status = CONNECTION_BAD;
return 0;