I'm happy to see it worked. If you want to get rid of LD_PRELOAD, you may use patchelf to modify your binary to inject your fakelib. See 'add-needed' parameter here:
https://github.com/NixOS/patchelf/blob/master/README On Mon, 31 Aug 2015 01:50 Levent Erkok <[email protected]> wrote: > Thanks Aycan. The LD_PRELOAD solution did indeed work. I didn't know about > that facility before, so I'm pleasantly surprised. > > One gotcha though: I had to add the "fake-library" into the runtime as > well; with a command that looked like this: > > ar q libHsrts_thr.a ghcFakeLib.o > > where the libHsrts_thr.a comes from the binary distro, and the > ghcFakeLib.o is the object file I got by defining those pthread_setname_np > and pthread_getname_np. (They do nothing but return 0.) > > Thanks, > > -Levent. > > On Sun, Aug 30, 2015 at 12:37 AM, Aycan İrican <[email protected]> > wrote: > >> Hi Levent, >> >> For a quick fix, you may want to create a wrapper script which uses >> LD_PRELOAD to inject `set_threadname_np` to your runtime. An example is >> given in this blog page: >> >> http://hackerboss.com/overriding-system-functions-for-fun-and-profit/ >> >> -aycan >> >> >> On 30 Aug 2015, at 03:02, Levent Erkok <[email protected]> wrote: >> >> I really like the idea of nix. Alas, generating native binaries that can >> run on SuSE without being in the nix environment is a requirement that's >> hard to let go. (Everyone in my group would have to start using nix, a tall >> order.) >> >> Thanks for the advice however, it can indeed come handy for one-off >> trials if needed. In the meantime, I'm still looking for a >> binary-linux-distro that doesn't require the set_threadname_np >> functionality, if anyone can point me in that direction. >> >> Thanks, >> >> -Levent. >> >> >> >> >> On Sat, Aug 29, 2015 at 3:23 PM, Kosyrev Serge < >> [email protected]> wrote: >> >>> Levent Erkok <[email protected]> writes: >>> > Hello all, >>> > >>> > I've been having a lot of trouble installing the binary-distro's on a >>> > SuSE machine. Unfortunately, I don't have root privileges and thus my >>> > options are rather limited. >>> > >>> > The problem seem to boil down to the use of the function >>> > pthread_setname_np. It appears the problem was noted before, and Simon >>> > Marlow added a corresponding configure check for platforms that do not >>> > have this function. See here: >>> > https://mail.haskell.org/pipermail/ghc-devs/2014-October/006707.html >>> > >>> > Alas, none of the binary distributions listed on >>> > https://www.haskell.org/ghc/download_ghc_7_10_2#binaries seem to be >>> > built against a system that does not have this function. So, I was >>> > unable to install 7.10.2 successfully. >>> > >>> > Essentially, I'm looking for a binary distro on SuSE, or with a libc >>> > that doesn't have the GNU extensions such as pthread_setname_np; if >>> > anyone would be kind enough to put out such a binary distro, that'd >>> > really be appreciated. >>> > >>> > (Yes, I tried building from the source; but in the corporate >>> > environment with so many things controlled, that did not go very far.) >>> >>> You could try the Nix route, which, conceptually, would boil down to: >>> >>> 1. Installing the Nix package manager into your $HOME on the SuSE system >>> 2. Use Nix to install GHC >>> >>> Which expands to: >>> >>> 1. Following the instructions at: >>> >>> >>> https://nixos.org/wiki/How_to_install_nix_in_home_%28on_another_distribution%29#PRoot_Installation >>> >>> 2. Invoking: >>> >>> nix-env -iA haskellPackages.ghc >>> >>> This would require only HTTP access, which, I presume, should be >>> available within the corporate environment. >>> >>> All the packages from Hackage can be had precompiled from Nixpkgs, >>> but that's slightly more involved and requires some reading: >>> >>> >>> http://nixos.org/nixpkgs/manual/#users-guide-to-the-haskell-infrastructure >>> >>> Should you meet trouble, you can always seek help either at >>> [email protected], or on the #nixos/irc.freenode.net IRC >>> channel -- both have a vibrant nightlife^W Haskell community. >>> >>> -- >>> с уважениeм / respectfully, >>> Косырев Серёга >>> -- >>> “And those who were seen dancing were thought to be insane >>> by those who could not hear the music.” >>> – Friedrich Wilhelm Nietzsche >>> >> >> _______________________________________________ >> ghc-devs mailing list >> [email protected] >> http://mail.haskell.org/cgi-bin/mailman/listinfo/ghc-devs >> >> >> >
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