Problems compiling certain programs

[Frank Schafer]

Larry wrote:

> I upgraded gcc to gcc-3 and because many programs waarned against
> using version 3 to build their programs I went back to gcc-2.95.3.
>
> The origional version on my machine was egcs-2.91.66.
>
> The problem I have run into is now I am having what I believe are linking
> errors when a call to iostream, ostream, cerr and so on is made
>
> Here's a few of the actual errors I am getting:
>
> .libs/dispatcher.o(.text+0x5be): undefined reference to `cerr'
> .libs/dispatcher.o(.text+0x5c4): undefined reference to `ostream::operator<<
> (char const *)'
> .libs/dispatcher.o(.text+0x5cc): undefined reference to `endl(ostream &)'
> .libs/dispatcher.o: In function `Arts::Dispatcher::~Dispatcher(void)':
> .libs/dispatcher.o(.text+0x21a0): undefined reference to `cerr'
> .libs/dispatcher.o(.text+0x21a6): undefined reference to `ostream::operator<<
> (char const *)'
> .libs/dispatcher.o(.text+0x21af): undefined reference to `ostream::operator<<
> (long)'
>
> .libs/mcopconfig.o(.text+0x8f): undefined reference to `ios virtual table'
> .libs/mcopconfig.o(.text+0xe4): undefined reference to
> `fstreambase::fstreambase(int, char const *, int, int)'
> .libs/mcopconfig.o(.text+0xed): undefined reference to `istream::ios virtual
> table' .libs/mcopconfig.o(.text+0x106): undefined reference to
> `ifstream::ios virtual table' .libs/mcopconfig.o(.text+0x393): undefined
> reference to `ifstream::~ifstream(void)' .libs/mcopconfig.o(.text+0x48e):
> undefined reference to `ifstream::~ifstream(void)'
>
> .libs/mcopconfig.o(.gnu.linkonce.t.__rs__H3ZcZt18string_char_traits1ZcZt24__
> default_alloc_template2b1i0_R7istreamRt12basic_string3ZX01ZX11ZX21_R7istream+
> 0x4c):undefined reference to `ostream::flush(void)'
>
> .libs/mcopconfig.o(.gnu.linkonce.t.__rs__H3ZcZt18string_char_traits1ZcZt24__
> default_alloc_template2b1i0_R7istreamRt12basic_string3ZX01ZX11ZX21_R7istream+
> 0x60): undefined reference to `istream::_skip_ws(void)'
>
> .libs/mcopconfig.o(.gnu.linkonce.t.__rs__H3ZcZt18string_char_traits1ZcZt24__
> default_alloc_template2b1i0_R7istreamRt12basic_string3ZX01ZX11ZX21_R7istream+
> 0x78):undefined reference to `streambuf::sungetc(void)' .libs/trader_impl.o:
> In function `Arts::TraderOffer_impl::TraderOffer_impl(int, basic_string<char,
> string_char_traits<char>, __default_alloc_template<true, 0> > const &,
> basic_string<char, string_char_traits<char>, __default_alloc_template<true,
> 0> > const &)': .libs/trader_impl.o(.text+0x309): undefined reference to
> `ios virtual table' .libs/trader_impl.o(.text+0x35e): undefined reference to
> `fstreambase::fstreambase(int, char const *, int, int)'
> .libs/trader_impl.o(.text+0x367): undefined reference to `istream::ios
> virtual table' .
>
> Not being a programming genius, I'm guessing about whether these are linker
> errors or not.  (:
>
> I'm afraid I have too many headers and libraries for too many versions on my
> machine and need to remove the unnecessary ones.
>
> The Origional version is in the /usr directory while version 3 and 2.95.3
> were installed in the /usr/local directory.
>
> When I built 2.95.3 to replace gcc-3 I installed 2.95.3 over gcc-3. Is that
> kosher or did I screw up?
>
> How can I remove all the headers and Libs I don't need?
>
> BTW, my system is Slackware kernel 2.2.19
>
> HELP!   (:
>
> Thanks
>
> --
>
> "You can always make peace with an F-16 in your pocket"
>      -Yitzhak Rabin

What version of binutils have You installed?

Frank