On 2010-09-15 21:50Z, Julia Jacobson wrote: > > When trying to compile C++ code using PostgreSQL's libpq-fe.h by the command > "g++ > -I/usr/include -L/lib -lpq my_program.cpp", I get error messages like > "undefined > reference to '_PQconnectdb'.
Assuming that '-lpq' provides the unresolved symbol, move it after the file that requires it: g++ -I/usr/include my_program.cpp -L/lib -lpq See the details under '-l' in 'man ld'. -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple