Обсуждение: URGENT: Undefined Symbols Using XCode 2.5 on Mac OS X 10.5
I ha a perfectly functioning libpq before I upgraded my computer but for some reason I am now getting undefined symbol errors in libpq.a: AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase Project/AirBase/libpq.a(fe-secure.o) reference to undefined _pthread_sigmask$UNIX2003 AirBase:0: _close$UNIX2003 AirBase:0: _fcntl$UNIX2003 AirBase:0: _fputs$UNIX2003 AirBase:0: _poll$UNIX2003 AirBase:0: _SSL_CTX_set_client_cert_cb AirBase:0: _pthread_sigmask$UNIX2003 AirBase:0: _sigwait$UNIX2003 AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase Project/AirBase/libpq.a(fe-connect.o) reference to undefined _close$UNIX2003 AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase Project/AirBase/libpq.a(fe-connect.o) reference to undefined _fcntl$UNIX2003 AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase Project/AirBase/libpq.a(fe-connect.o) reference to undefined _fputs$UNIX2003 AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase Project/AirBase/libpq.a(noblock.o) reference to undefined _fcntl$UNIX2003 AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase Project/AirBase/libpq.a(fe-protocol3.o) reference to undefined _close$UNIX2003 AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase Project/AirBase/libpq.a(fe-misc.o) reference to undefined _close$UNIX2003 AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase Project/AirBase/libpq.a(fe-misc.o) reference to undefined _poll$UNIX2003 AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase Project/AirBase/libpq.a(fe-secure.o) reference to undefined _SSL_CTX_set_client_cert_cb AirBase:0: /Developer/Xcode2.5/usr/bin/../libexec/gcc/i686-apple-darwin8/4.0.1/ld: Undefined symbols: AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase Project/AirBase/libpq.a(fe-secure.o) reference to undefined _sigwait$UNIX2003 Some googling around seem to imply that the problem is due to my project linking against the 10.4u SDK, while libpq is linked against 10.5. I tried to recompile libpq against the 10.4u, but configure seems to insist on using 10.5 regardless. Please help--I have a mission-critical project that is now dead in the water--at least unless I decide to use a different DB back-end... Best, Keary Suska Esoteritech, Inc. "Demystifying technology for your home or business"
Upgrade to Xcode 3.0, the default in 10.5 (its on the install disk as a separate install). I have successfully compiled postgresql on 10.5 with no problem (using fink). Neil On Dec 22, 2007, at 9:41 PM, Keary Suska wrote: > I ha a perfectly functioning libpq before I upgraded my computer but > for > some reason I am now getting undefined symbol errors in libpq.a: > > AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase > Project/AirBase/libpq.a(fe-secure.o) reference to undefined > _pthread_sigmask$UNIX2003 > AirBase:0: _close$UNIX2003 > AirBase:0: _fcntl$UNIX2003 > AirBase:0: _fputs$UNIX2003 > AirBase:0: _poll$UNIX2003 > AirBase:0: _SSL_CTX_set_client_cert_cb > AirBase:0: _pthread_sigmask$UNIX2003 > AirBase:0: _sigwait$UNIX2003 > AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase > Project/AirBase/libpq.a(fe-connect.o) reference to undefined _close > $UNIX2003 > AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase > Project/AirBase/libpq.a(fe-connect.o) reference to undefined _fcntl > $UNIX2003 > AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase > Project/AirBase/libpq.a(fe-connect.o) reference to undefined _fputs > $UNIX2003 > AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase > Project/AirBase/libpq.a(noblock.o) reference to undefined _fcntl > $UNIX2003 > AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase > Project/AirBase/libpq.a(fe-protocol3.o) reference to undefined > _close$UNIX2003 > AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase > Project/AirBase/libpq.a(fe-misc.o) reference to undefined _close > $UNIX2003 > AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase > Project/AirBase/libpq.a(fe-misc.o) reference to undefined _poll > $UNIX2003 > AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase > Project/AirBase/libpq.a(fe-secure.o) reference to undefined > _SSL_CTX_set_client_cert_cb > AirBase:0: > /Developer/Xcode2.5/usr/bin/../libexec/gcc/i686-apple-darwin8/4.0.1/ > ld: > Undefined symbols: > AirBase:0: /Users/aksuska/Projects/FFSEmploy/AirBase > Project/AirBase/libpq.a(fe-secure.o) reference to undefined > _sigwait$UNIX2003 > > Some googling around seem to imply that the problem is due to my > project > linking against the 10.4u SDK, while libpq is linked against 10.5. > > I tried to recompile libpq against the 10.4u, but configure seems to > insist > on using 10.5 regardless. > > Please help--I have a mission-critical project that is now dead in the > water--at least unless I decide to use a different DB back-end... > > Best, > > Keary Suska > Esoteritech, Inc. > "Demystifying technology for your home or business" > > > > ---------------------------(end of > broadcast)--------------------------- > TIP 3: Have you checked our extensive FAQ? > > http://www.postgresql.org/docs/faq
on 12/23/07 8:03 AM, neilt@neiltiffin.com purportedly said: > Upgrade to Xcode 3.0, the default in 10.5 (its on the install disk as > a separate install). I have successfully compiled postgresql on 10.5 > with no problem (using fink). I can compile postgresql without a problem. The issue is when I use libpq in my app. For grins, I compiled my app under XCode 3 and it actually doubled or tripled the number of undefined symbols I get. Go figure. Best, Keary Suska Esoteritech, Inc. "Demystifying technology for your home or business"