Problem building RTEMS - readline/undefined reference to tputs

[Joel Sherrill]

On Wed, Jun 5, 2019, 7:27 AM John Graham <johngavingraham at googlemail.com>
wrote:

> Hi there,
>
> I'm trying to build RTEMS to see about starting development work, I took
> the advice to build the tools as per the user manual, and everything goes
> okay until this page:
>
>     https://docs.rtems.org/branches/master/user/start/tools.html
>
> I've followed the instructions but when I try and actually build the tools
> (i.e. ../source-builder/sb-set-builder --prefix=${RTEMS_PREFIX?}
> 5/rtems-sparc) I get a linker error with lots of undefined references to
> tputs, e.g.:
>
> ~~~
> gcc -O2 -pipe -I/home/john/src/
> git.rtems.org/rsb/rtems/build/tmp/sb-john/5/rtems-sparc/home/john/src/git.rtems.org/install/include
> -DHAVE_CONFIG_H       -DDEFAULT_INLINE=0      -DFAST_UART
> -I../../../gdb-8.2.1/sim/sis/../.. `echo -Dsparc-rtems5 | sed s/-rtems.//`
>   -I. -I../../../gdb-8.2.1/sim/sis -I../common
> -I../../../gdb-8.2.1/sim/sis/../common -I../../include
> -I../../../gdb-8.2.1/sim/sis/../../include -I../../bfd
> -I../../../gdb-8.2.1/sim/sis/../../bfd -I../../opcodes
> -I../../../gdb-8.2.1/sim/sis/../../opcodes  -g -O2 -static-libstdc++
> -static-libgcc -L/home/john/src/
> git.rtems.org/rsb/rtems/build/tmp/sb-john/5/rtems-sparc/home/john/src/git.rtems.org/install/lib
> -o run \
>   run.o libsim.a ../../bfd/libbfd.a ../../opcodes/libopcodes.a
>  ../../libiberty/libiberty.a -ldl -lnsl  -L../../zlib -lz
> ../../readline/libreadline.a  -lm
> /usr/bin/ld: ../../readline/libreadline.a(display.o): in function
> `_rl_move_cursor_relative':
> /home/john/src/
> git.rtems.org/rsb/rtems/build/sparc-rtems5-gdb-8.2.1-x86_64-linux-gnu-1/build/readline/../../gdb-8.2.1/readline/display.c:1985:
> undefined reference to `tputs'
> ~~~
>
> I'm not sure how to go about solving this in the context of the RTEMS
> build system. This thread (
> https://github.com/monero-project/monero/issues/2919) seems to suggest I
> just need to link in termcap wherever readline is, though I can't find
> where that's done.
>

That symbol comes from the ncurses package. So you will need to build it
also.

I think there are RSB recipes for both these. Or at least I remember
working on them. Hopefully I finished successfully.


> I'm coming back to this sort of development after a long break, so may
> have missed something obvious! I'm using a fresh Ubuntu 19.04 system,
> nothing installed except emacs and what the RTEMS user guide says.
>
> Thanks for any help,
>
> John
> _______________________________________________
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> devel at rtems.org
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