Sidebar to the getent group: LD_PRELOAD
davecb at canada.sun.com
Mon Feb 18 08:10:28 GMT 2002
Steve Langasek wrote:
> Essentially, the smbwrapper would provide an entry point for, e.g.,
> fstat(), which would pass through any requests for regular files to
> glibc's fstat implementation by calling __fxstat(). Recent versions of
> glibc no longer provide anything to hold on to: the only 'fstat' symbol
> glibc now provides is __fxstat itself, which means a VFS wrapper needs
> to intercept this call, leaving way to unambiguously call glibc's
> __fxstat for pass-through operations (without using dlopen() and
> friends, which smbwrapper does not currently do).
I have an action item to convert the
Solaris Performance Plugin from
syscall(SYS_open,...) to dlopen(RTLD_NEXT,...)
so as to allow it to stack properly. I
can have a look at smbsh at the same time,
roughly two weeks hence.
David Collier-Brown, | Always do right. This will gratify
Performance & Engineering | some people and astonish the rest.
Americas Customer Engineering, | -- Mark Twain
(905) 415-2849 | davecb at canada.sun.com
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