Re: Problem in linking newlib

["J. Johnston" <jjohnstn at redhat dot com>]

Naveen Malik wrote:
> 
> during all this process I don't get any error and the process ends happily.
> Now, when I run the command to compile a simple c programme of hello world -
> 
> #include<stdio.h>
> int main(void)
> {
>     printf("Hello World\n");
> }
> 
> I get errors.
> 
> If I compile upto the assembling phase ( -c option) or upto compilation
> phase (-S option) no errors are found, but as soon as I want to make
> executable, long list of errors appear as follows -
> 

Naveen,

  You have to specify an ld script from libgloss.  If you are building to run on
the simulator, specify -Tsim.ld with your compile/link.  If you are building for
other boards, check the .ld scripts in the libgloss/m68k directory and choose
the one most appropriate for you.

-- Jeff J.

> $ m68k-coff-gcc -o abc abc.c
> /usr/m68k-coff/lib/gcc-lib/m68k-coff/3.0.4/m68000/libgcc.a(__main.o): In
> function `__do_global_dtors':
> /usr/m68k-coff/build-gcc-again/gcc/../../gcc-3.0.4/gcc/libgcc2.c(.text+0x30)
> : undefined reference to `__EH_FRAME_BEGIN__'
> /usr/m68k-coff/lib/gcc-lib/m68k-coff/3.0.4/m68000/libgcc.a(__main.o): In
> function `__do_global_ctors':
> /usr/m68k-coff/build-gcc-again/gcc/../../gcc-3.0.4/gcc/libgcc2.c(.text+0x4e)
> : undefined reference to `__EH_FRAME_BEGIN__'
> /usr/m68k-coff/lib/gcc-lib/m68k-coff/3.0.4/../../../../m68k-coff/lib/m68000/
> libc.a(abort.o): In function `abort':
> /usr/m68k-coff/build-newlib/m68k-coff/m68000/newlib/libc/stdlib/../../../../
> ../../newlib-1.10.0/newlib/libc/stdlib/abort.c:63: undefined reference to
> `_exit'
> /usr/m68k-coff/lib/gcc-lib/m68k-coff/3.0.4/../../../../m68k-coff/lib/m68000/
> libc.a(signalr.o): In function `_kill_r':
> /usr/m68k-coff/build-newlib/m68k-coff/m68000/newlib/libc/reent/../../../../.
> ./../newlib-1.10.0/newlib/libc/reent/signalr.c:61: undefined reference to
> `kill'
> /usr/m68k-coff/lib/gcc-lib/m68k-coff/3.0.4/../../../../m68k-coff/lib/m68000/
> libc.a(signalr.o): In function `_getpid_r':
> /usr/m68k-coff/build-newlib/m68k-coff/m68000/newlib/libc/reent/../../../../.
> ./../newlib-1.10.0/newlib/libc/reent/signalr.c:96: undefined reference to
> `getpid'
> /usr/m68k-coff/lib/gcc-lib/m68k-coff/3.0.4/../../../../m68k-coff/lib/m68000/
> libc.a(sbrkr.o): In function `_sbrk_r':
> /usr/m68k-coff/build-newlib/m68k-coff/m68000/newlib/libc/reent/../../../../.
> ./../newlib-1.10.0/newlib/libc/reent/sbrkr.c:60: undefined reference to
> `sbrk'
> /usr/m68k-coff/lib/gcc-lib/m68k-coff/3.0.4/../../../../m68k-coff/lib/m68000/
> libc.a(makebuf.o): In function `__smakebuf':
> /usr/m68k-coff/build-newlib/m68k-coff/m68000/newlib/libc/stdio/../../../../.
> ./../newlib-1.10.0/newlib/libc/stdio/makebuf.c:93: undefined reference to
> `isatty'
> /usr/m68k-coff/lib/gcc-lib/m68k-coff/3.0.4/../../../../m68k-coff/lib/m68000/
> libc.a(readr.o): In function `_read_r':
> /usr/m68k-coff/build-newlib/m68k-coff/m68000/newlib/libc/reent/../../../../.
> ./../newlib-1.10.0/newlib/libc/reent/readr.c:58: undefined reference to
> `read'
> /usr/m68k-coff/lib/gcc-lib/m68k-coff/3.0.4/../../../../m68k-coff/lib/m68000/
> libc.a(lseekr.o): In function `_lseek_r':
> /usr/m68k-coff/build-newlib/m68k-coff/m68000/newlib/libc/reent/../../../../.
> ./../newlib-1.10.0/newlib/libc/reent/lseekr.c:58: undefined reference to
> `lseek'
> /usr/m68k-coff/lib/gcc-lib/m68k-coff/3.0.4/../../../../m68k-coff/lib/m68000/
> libc.a(writer.o): In function `_write_r':
> /usr/m68k-coff/build-newlib/m68k-coff/m68000/newlib/libc/reent/../../../../.
> ./../newlib-1.10.0/newlib/libc/reent/writer.c:58: undefined reference to
> `write'
> /usr/m68k-coff/lib/gcc-lib/m68k-coff/3.0.4/../../../../m68k-coff/lib/m68000/
> libc.a(closer.o): In function `_close_r':
> /usr/m68k-coff/build-newlib/m68k-coff/m68000/newlib/libc/reent/../../../../.
> ./../newlib-1.10.0/newlib/libc/reent/closer.c:53: undefined reference to
> `close'
> /usr/m68k-coff/lib/gcc-lib/m68k-coff/3.0.4/../../../../m68k-coff/lib/m68000/
> libc.a(fstatr.o): In function `_fstat_r':
> /usr/m68k-coff/build-newlib/m68k-coff/m68000/newlib/libc/reent/../../../../.
> ./../newlib-1.10.0/newlib/libc/reent/fstatr.c:62: undefined reference to
> `fstat'
> collect2: ld returned 1 exit status
> 
> even using -lnosys at the end of command line has no effect.
> 
> Please advice - whether I have installed newlibs wrongly or I am not using
> the cross gcc properly.
> 
> Please help me to resolve this issue.
> 
> With Best Regards
> 
> Naveen Malik