Kieran Bingham wrote: > Hi Carmelo. > Thanks for the hint, Yes SVN:Trunk does solve the memcpy build issue it > would seem. > fine. > I have another issue I've not been able to figure out correctly. > > With "Support global constructors and destructors" turned off, uClibc > doesn't seem to build crti.o and crtn.o, yet the linker still looks for > them. > These files get built if i turn on CTOR_DTOR but should they be built > when this is switched off ? or should there be stub files created ? > > sh2aeb-linux-uclibc-gcc -Wl,-EB -Wl,-elf2flt=-s65536 test.c -o test > /opt/sh/2a/toolchain/lib/gcc/sh2aeb-linux-uclibc/4.2.4/../../../../sh2aeb-linux-uclibc/bin/ld.real: > > crti.o: No such file: No such file or directory > collect2: ld returned 1 exit status > make[1]: *** [test] Error 1 > make[1]: Leaving directory `/opt/sh/2a/build/src/test-apps-0.1' > make: *** [build] Error 2 > Which is the target file format used to build uclibc. I'm not so aware of not elf format... if I guess correctly sh2a doesn't use elf format (as from -Wl,-elf2flt).
> > If I build with "Support global constructors and destructors" turned on, > then I get linker errors as follows: > > > test.elf2flt: In function `__uClibc_fini': > (.text+0x908): undefined reference to `__fini_array_start' > test.elf2flt: In function `__uClibc_fini': > (.text+0x90c): undefined reference to `__fini_array_end' > test.elf2flt: In function `__uClibc_main': > (.text+0xa54): undefined reference to `__preinit_array_end' > test.elf2flt: In function `__uClibc_main': > (.text+0xa60): undefined reference to `__preinit_array_start' > test.elf2flt: In function `__uClibc_main': > (.text+0xa64): undefined reference to `__init_array_start' > test.elf2flt: In function `__uClibc_main': > (.text+0xa68): undefined reference to `__init_array_end' > If __UCLIBC_FORMAT_SHARED_FLAT__ is not defined, these symbols should not be referenced from __uClibc_fini. Are you sure uclibc has been properly configured ? Sorry if cannot help more on this. Cheers, Carmelo > I've got round this so far by turning it on to build the files, then off > to create something that links successfully, but I can't figure out how > to get the crt[ni].o to build otherwise :( > > -- > Cheers > Kieran > > > > 2008/10/6 Carmelo Amoroso <[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]>> > > Kieran Bingham wrote: > > Hi Guys, > > I'm currently trying to build uClibc-0.9.30-rc1 for SH2aeb and > found an issue when building which I fixed with the attached > patches. > > make[2]: Entering directory `/opt/sh/2a/build/src/test-apps-0.1' > sh2aeb-linux-uclibc-gcc -Wl,-EB test.c -o test > test.c: In function 'main': > test.c:5: warning: return type of 'main' is not 'int' > /opt/sh/2a/toolchain/usr/lib/libc.a(memcpy.o): In function `memcpy': > memcpy.c:(.text+0x60): undefined reference to `WORD_COPY_FWD' > collect2: ld returned 1 exit status > make[2]: *** [test] Error 1 > > I think its the right thing to do - i.e. follow the SH4, and > define ARCH_HAS_BWD, but then I had to copy the include from > memmove to memcpy which I don't think is a particularly nice way > to do this. Why is it currently including a .c file in this way? > > -- > Cheers > Kieran Bingham > > > i, > it should be already fized in rev 23572. > Please try with this and let us know. > > Carmelo > > > ------------------------------------------------------------------------ > > _______________________________________________ > uClibc mailing list > uClibc@uclibc.org <mailto:uClibc@uclibc.org> > http://busybox.net/cgi-bin/mailman/listinfo/uclibc > > > > > ------------------------------------------------------------------------ > > _______________________________________________ > uClibc mailing list > uClibc@uclibc.org > http://busybox.net/cgi-bin/mailman/listinfo/uclibc _______________________________________________ uClibc mailing list uClibc@uclibc.org http://busybox.net/cgi-bin/mailman/listinfo/uclibc