[patch] POSIX2001 adjustment for readlink and nonnull annotation for realpath

[Mike Frysinger]

On Sunday 28 January 2007 09:54, Bernhard Fischer wrote:
> 	* include/stdlib.h: Annotate realpath's second argument resolved
> 	with attribute nonnull. Our impl doesn't allocate space if the
> 	resolved path is NULL, so add a compile-time warning for the
> 	users.

done

> 	* include/unistd.h, libc/sysdeps/linux/common/readlink.c: return
> 	type is changed to ssize_t, to align with the IEEE P1003.1a
> 	draft standard (from SUSv).

merged

> 	* Rules.mak: Add -Wnonnull and -Wundef to the extra annoying
> 	warnings.

done

> -) __ASSUME_LDT_WORKS
> ./libpthread/linuxthreads.old/sysdeps/i386/pt-machine.h:74:5: warning:
> "__ASSUME_LDT_WORKS" is not defined

should be easy to fix this

> -) USE__THREAD
> ./include/bits/uClibc_errno.h:36:7: warning: "USE___THREAD" is not
> defined

this is part of the NPTL merge ... __thread markings are not available for 
linuxthreads.old, *might* be available with linuxthreads, and needs to be 
available for nptl
-mike
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