svn commit: trunk/uClibc: extra/Configs include ldso/include ldso etc...

Denys Vlasenko vda.linux at googlemail.com
Wed Nov 7 19:55:35 UTC 2007


On Wednesday 07 November 2007 15:14, carmelo at uclibc.org wrote:
> +config LDSO_GNU_HASH_SUPPORT
> +	bool "Enable GNU hash style support"
> +	depends on HAVE_SHARED
> +	default n
> +	help
> +	  Newest binutils support a new hash style named GNU-hash. The dynamic
> +	  linker will use the new GNU-hash section (.gnu.hash) for symbol lookup 
> +	  if present into the ELF binaries, otherwise it will use the old SysV 
> +	  hash style (.hash). This ensures that it is completely backward compatible.
> +	  Further, being the hash table implementation self-contained into each
> +	  executable and shared libraries, objects with mixed hash style can
> +	  peacefully coexist in the same process.
> +	  
> +	  If you want to use this new feature, answer Y  
> +

If I would read this help text, I'd wonder whether this
new GNU style hash is actually better than old way, and why.
Is it smaller? faster? or what...
--
vda



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