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-Originating-IP: [65.96.48.135] X-Originating-Email: [mgainty@hotmail.com] From: "Martin Gainty" To: , Cc: References: Subject: Re: Dumb Question on GCC Date: Tue, 1 Jul 2003 18:11:43 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Message-ID: X-OriginalArrivalTime: 01 Jul 2003 22:11:39.0212 (UTC) FILETIME=[BE9438C0:01C3401D] $ gcc SLPReg.c -L./ -llibcommonlibslp.a -llibcommonslpd.a /usr/lib/gcc-lib/i686-pc-cygwin/3.2/../../../../i686-pc-cygwin/bin/ld: cannot fi nd -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? Thanks, Martin ----- 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/