Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Delivered-To: mailing list cygwin@cygwin.com X-Authentication-Warning: comlink.tivlab.raleigh.ibm.com: jerry owned process doing -bs Date: Tue, 1 Jul 2003 19:37:35 -0400 (EDT) From: Jerry Heyman X-X-Sender: Reply-To: To: Martin Gainty cc: Subject: Re: Dumb Question on GCC In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII On Tue, 1 Jul 2003, Martin Gainty wrote: > $ gcc SLPReg.c -L./ -llibcommonlibslp.a -llibcommonslpd.a > /usr/lib/gcc-lib/i686-pc-cygwin/3.2/../../../../i686-pc-cygwin/bin/ld: > cannot find -llibcommonlibslp.a > collect2: ld returned 1 exit status > > I put c files, o.files, lib and all files local in same directory and the > linker still cant find anything Is there any doc on how this works? -l means that you are specifying a file starting with lib. If you try -lcommonlibslp -lcommonslpd gcc should be able to determine what it is you are trying to link with. Though I doubt it changes anything, I would also personally use: -L. rather than -L./ jerry > > ----- Original Message ----- > From: "Elfyn McBratney" > To: "Martin Gainty" > Cc: > Sent: Tuesday, July 01, 2003 5:53 PM > Subject: Re: Dumb Question on GCC > > > > On Tue, 1 Jul 2003, Martin Gainty wrote: > > > > > GCC SlpReg.c > > > > /cygdrive/h/DOCUME~1/ADMINI~1/LOCALS~1/Temp/ccwParH7.o(.text+0x11d):SLPReg.c > > > : un > > > defined reference to `_SLPOpen' > > > > > > My header file refers to function SLPOpen not _SLPOpen > > > The .c file calls SLPOpen not _SLPOpen > > > > Meaning? You declare and define that function? Or you declare a library > > function? If the latter, you need to link in the library e.g. > > > > $ gcc SlpReg.c -L/path/to/library/files -llib > > (where the path after `-L' is searched for a library named `lib') > > > > > Where does the leading underscore come from ? > > > How do I shut it off the compiler from introducing leading _? > > > > That's how the linker referrs to the symbol name. > > > > Elfyn > > -- > > > > > > -- > > Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple > > Problem reports: http://cygwin.com/problems.html > > Documentation: http://cygwin.com/docs.html > > FAQ: http://cygwin.com/faq/ > > > > > > -- > Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple > Problem reports: http://cygwin.com/problems.html > Documentation: http://cygwin.com/docs.html > FAQ: http://cygwin.com/faq/ > Jerry Heyman 919.224.1442 | IBM SWG/Tivoli Software|"Software is the Build Infrastructure Architect| 3901 S Miami Blvd | difference between jheyman@us.ibm.com | Durham, NC 27703 | hardware and reality" http://www.cs.stedwards.edu/~heyman -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/