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Re: Creating directories with sticky bit set
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From: |
Greg Wooledge |
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Subject: |
Re: Creating directories with sticky bit set |
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Date: |
Fri, 13 Mar 2009 11:51:45 -0400 |
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User-agent: |
Mutt/1.4.2.2i |
On Fri, Mar 13, 2009 at 11:40:58AM -0400, Dave Rutherford wrote:
> --- building
> $ gcc -fPIC -c -Wall sticky.c -o sticky.o
> $ gcc -shared sticky.o -ldl -lstdc++ -o sticky.so
> --- running
> $ export LD_PRELOAD=$PWD/sticky.so:$LD_PRELOAD
> --- for long-term use, add to bash startup files
>
> How portable this is I don't know, but I tested it briefly and it
> seems okay; YMMV.
It won't work with statically linked programs, or on platforms that lack
"preloading" shared library capabilities (if any such platforms exist).
Lots of proprietary/commercial Unix apps are statically linked.