[U-Boot-Users] Build error on strcmp()
Martin Krause
Martin.Krause at tqs.de
Mon Aug 20 14:07:02 CEST 2007
Hi Shinya Kuribayashi,
sorry for the late response, I was on vacation ...
shinya.kuribayashi at necel.com wrote on Tuesday, August 14, 2007 1:29 PM:
> > commit 8092fef4c29b395958bb649647da7e3775731517
> > Author: Martin Krause <Martin.Krause at tqs.de>
> > Date: Tue Dec 12 14:26:01 2006 +0100
> >
> > Add functions to list of exported functions
> >
> > Additionally export the following fuctions (to make trab_config
> > build again):
> > - simple_strtol()
> > - strcmp()
> >
> > Also bump the ABI version to reflect this change
> >
> > Signed-off-by: Martin Krause <martin.krause at tqs.de>
>
> This breaks my MIPS build:
Oh, sorry about that!
> common/libcommon.a(exports.o)(.text+0xdc): In function
> `jumptable_init':
> /home/skuribay/bootloader/u-boot/u-boot.git/common/exports.c:32:
> undefined reference to `strcmp' make: *** [u-boot] Error 1
>
> We MIPS have arch-specific strcmp defined in <asm/string.h>.
> Since strcmp is inlined, we couldn't refer them by function pointer.
> The nm of lib_generic/string.o is like this:
>
> U _gp_disp
> U malloc
> 00000610 T memchr
> 00000520 T memcmp
> 00000474 T memcpy
> 000004a4 T memmove
> 00000448 T memset
> 00000000 T strcat
> 00000084 T strchr
> 00000198 T strdup
> 000000c0 T strlen
> 00000038 T strncat
> 0000015c T strnlen
> 00000270 T strpbrk
> 000000e4 T strrchr
> 00000380 T strsep
> 00000210 T strspn
> 00000550 T strstr
> 000003ec T strswab
> 000002c0 T strtok
> 00000004 C ___strtok
>
> I think all architectures which have __HAVE_ARCH_STRCMP defined will
> encounter this error. What is the proper workaround?
Sorry, I'm no linker expert - so no idea :(
Best Regards,
Martin Krause
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