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Diffstat (limited to 'open_issues')
-rw-r--r-- | open_issues/libpthread.mdwn | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/open_issues/libpthread.mdwn b/open_issues/libpthread.mdwn new file mode 100644 index 00000000..68195758 --- /dev/null +++ b/open_issues/libpthread.mdwn @@ -0,0 +1,44 @@ +[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]] + +[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable +id="license" text="Permission is granted to copy, distribute and/or modify this +document under the terms of the GNU Free Documentation License, Version 1.2 or +any later version published by the Free Software Foundation; with no Invariant +Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license +is included in the section entitled [[GNU Free Documentation +License|/fdl]]."]]"""]] + +[[!tag open_issue_glibc open_issue_pthread]] + +GSoC project idea: [[community/gsoc/project ideas/pthreads]] + +--- + +`#hurd`, 2010-01-24 + + <pinotree> youpi: hm, thought about the pthread/stubs issue w/ dlopen'ed libraries + <pinotree> currently looks like libstdc++ on hurd links to pthread-stubs, we're the only one with such configuration + <pinotree> i was looking at the gcc 4.4 patch hurd-pthread.diff, could it be it does not set THREADLIBS in the configure.ac switch case? + <youpi> that's expected + <youpi> on linux the libc provides hooks itself, on hurd-i386 it's pthread-stubs + <pinotree> why not explicitly link to pthread though? + <youpi> because there is no strict need to, for applications that don't need libpthread + <youpi> the dlopen case is a tricky case that pthread-stubs had not thought about + <pinotree> hm + <pinotree> what if the pthread stubs would be moved in our glibc? + <youpi> that's what we should do yes + <youpi> (ideally) + <youpi> but for this we need to build libpthread along glibc, to get it really working + <youpi> and that's the tricky part (Makefile & such) which hasn't been done yet + <pinotree> why both (stubs + actual libpthread)? + <youpi> because you need the stubs to be able to call the actual libpthread + <youpi> as soon libpthread gets dlopened for instance + <youpi> +as + <pinotree> i see + <youpi> (remember that nptl does this if you want to see how) + <youpi> (it's the libc files in nptl/) + <youpi> (and forward.c) + <guillem> also if libpthreads gets integrated with glibc don't we need to switch the hurd from cthreads then? Which has been the blocker all this time AFAIR? + <youpi> we don't _need_ to + <guillem> ok + |