Re: [Plib-users] linking trouble

[Frederic B. <fre...@fr...>]

Because it solves unresolved symbols introduced by an argument by looking
sequentially in the remainder of the command line, instead of rewinding t=
he
command line ?

-Fred

Quoting Jos Elkink:

> Thank you - that solves it! :) I can't say I understand why, but I'm
> happy enough ...
>
> Jos
>
> On 4/28/05, Frederic Bouvier <fre...@fr...> wrote:
> > the linker may be sensible to parameter order. Try :
> >
> > g++ application.o main.o server.o -o server -lplibnet -lplibul
> >
> > -Fred
> >
> > Quoting Jos Elkink:
> >
> > > Hi guys,
> > >
> > > I am trying to experiment with plibnet but can't manage to get it t=
o
> > > work. My code (which just binds to a port, nothing else yet) compil=
es
> > > fine, but I can't manage to get it linked. Here's the top part of m=
y
> > > output and command:
> > >
> > > [jos@u15178506 server]$ make
> > > g++ -lplibnet -lplibul -o server application.o main.o server.o
> > > server.o(.text+0x11): In function `CServer::CServer()':
> > > /home/jos/ts/server/server.cpp:7: undefined reference to `netInit()=
'
> > > server.o(.text+0x32):/home/jos/ts/server/server.cpp:9: undefined
> > > reference to `netSocket::netSocket()'
> > > server.o(.text+0x72):/home/jos/ts/server/server.cpp:11: undefined
> > > reference to `netSocket::open(bool)'
> > > (etc...)
> > >
> > > Thus, I already include plibnet and I do have a file called
> > > /usr/lib/libplibnet.a, but I nevertheless get undefined references.
> > > Any ideas? (My makefile is below) Thanks in advance!
> > >
> > > Jos
> > >
> > > EXECUTABLE =3D server
> > >
> > > CC =3D g++
> > > CFLAGS =3D -Wall -W -pedantic -ggdb
> > > LFLAGS =3D -lplibnet -lplibul
> > > DFLAGS =3D -A -R -p -u -t -c -Q
> > > COMPILE =3D $(CC) $(CFLAGS) -c -g
> > > SRCS :=3D $(wildcard *.cpp)
> > > OBJS :=3D $(patsubst %.cpp,%.o,$(SRCS))
> > >
> > > # Standard target:
> > >
> > > all: $(EXECUTABLE)
> > >
> > > # Main target:
> > >
> > > $(EXECUTABLE): $(OBJS)
> > >         $(CC) $(LFLAGS) -o $(EXECUTABLE) $(OBJS)
> > >
> > > # All .cpp files have to be compiled to .o files:
> > >
> > > %.o: %.cpp
> > >         $(COMPILE) -o $@ $<
> > >
> > > clean:
> > >         -rm $(OBJS) $(EXECUTABLE) *~ autodoc.*