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Re: Trouble compiling with gcc
- From: LLeweLLyn Reese <llewelly at lifesupport dot shutdown dot com>
- To: "Meng-Hsueh Chiang" <mhchiang at mail dot com>
- Cc: gcc-help at gcc dot gnu dot org
- Date: 23 Jul 2003 07:41:17 -0700
- Subject: Re: Trouble compiling with gcc
- References: <20030722084540.76143.qmail@mail.com>
"Meng-Hsueh Chiang" <mhchiang@mail.com> writes:
> I am having trouble to compile with gcc on Sun Sparc OS5.8. The error message is:
>
> gcc -o help help.o
> ./../../src/lib/hlp.a ./../../src/lib/misc.a -L/usr/X/lib -lXaw -lXt -lXext -Bstatic -lXmu -Bdynamic -lX11 -lm -ltermlib -lsocket -lnsl
> Undefined first referenced
> symbol in file
> _dlopen /usr/lib/libc.a(nss_deffinder.o)
> _dlclose /usr/lib/libc.a(nss_deffinder.o)
> _dlsym /usr/lib/libc.a(nss_deffinder.o)
Find out what libraries these symbols are defined in, using grep and
nm, and add those libraries to your command line.
Probably you need '-ldl' on the end of your command line, which tells
gcc to link in libdl .
> ld: fatal: Symbol referencing errors. No output written to help
> collect2: ld returned 1 exit status
> *** Error code 1
>
> PS. my gcc is 3.2.2 (2.8.1 also tried)
> Any clue to where the error might come from will be greatly appreciated.