Re: psqlODBC hangs

The ODBC code was deadlocking on a mutex.
The mutex was being locked in SQLConnect and then the code attempted to
lock it agin in CC_send_query, since it isn't a recursive mutex, the
client hangs.

I rebuilt the ODBC code without the '--enable-pthreads' option and it works.

Stack trace below:

#0  0x800003ffff090cc4 in __ksleep+0x2c () from /usr/lib/pa20_64/libc.2
#1  0x800003ffff1c4078 in pthread_mutex_lock+0x180 () from
/usr/lib/pa20_64/libpthread.1
#2  0x800003ffff7a4828 in CC_send_query (self=0x8000000100057b90,
query=0x800003ffff76fc50 " ", qi=0x0, flag=1) at connection.c:1257
#3  0x800003ffff7a3874 in CC_connect (self=0x8000000100057b90,
password_req=0 '\000', salt_para=0x0) at connection.c:918
#4  0x800003ffff7a11a0 in PGAPI_Connect (hdbc=0x8000000100057b90 "\200",
szDSN=0x8000000100039268 "gateway", cbDSN=7, szUID=0x8000000100039270
"gwuser", cbUID=6, szAuthStr=0x8000000100039278 "", cbAuthStr=0) at
connection.c:131
#5  0x800003ffff7de7f8 in SQLConnect
(ConnectionHandle=0x8000000100057b90 "\200",
ServerName=0x8000000100039268 "gateway", NameLength1=7,
UserName=0x8000000100039270 "gwuser", NameLength2=6,
Authentication=0x8000000100039278 "", NameLength3=0) at odbcapi.c:184
#6  0x4000000000034e78 in CmnDbConnection::getConnectionHandle
(this=0x8000000100011268, DBConnHandle=0x800003ffff7f0d00) at
/product/cs_gw/workspaces/pk0043_ws_itanium/Dev/cmn/db/src/CmnDbConnection.cxx:201
#7  0x400000000002c450 in CmnDbConnectionPool::getConnectionHandle
(this=0x8000000100051220, pConnectionHandle=0x800003ffff7f0b68) at
/product/cs_gw/workspaces/pk0043_ws_itanium/Dev/cmn/db/src/CmnDbConnectionPool.cxx:583
#8  0x400000000001c094 in test_connection_pool () at
/product/cs_gw/workspaces/pk0043_ws_itanium/Dev/cmn/db/test/CmnDbTestMain.cxx:35
#9  0x400000000001e568 in main (argc=1, argv=0x800003ffff7f0758) at
/product/cs_gw/workspaces/pk0043_ws_itanium/Dev/cmn/db/test/CmnDbTestMain.cxx:126