From afe33bd8295ab7fce872f59a72ff46357cc211d2 Mon Sep 17 00:00:00 2001 From: Guy-Fleury Iteriteka Date: Thu, 24 Nov 2022 09:13:34 +0100 Subject: remove pthread_atfork issue * open_issues/pthread_atfork.mdwn: delete file --- open_issues/pthread_atfork.mdwn | 111 ---------------------------------------- 1 file changed, 111 deletions(-) delete mode 100644 open_issues/pthread_atfork.mdwn diff --git a/open_issues/pthread_atfork.mdwn b/open_issues/pthread_atfork.mdwn deleted file mode 100644 index d386e5c0..00000000 --- a/open_issues/pthread_atfork.mdwn +++ /dev/null @@ -1,111 +0,0 @@ -[[!meta copyright="Copyright © 2011, 2013 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_libpthread]] - -`pthread_atfork` is not actually implemented, making some programs fail. Code -can probably be borrowed from `nptl/sysdeps/unix/sysv/linux/register-atfork.c`. - - -# IRC, OFTC, #debian-hurd, 2013-08-21 - - SRCDIR/opal/mca/memory/linux/arena.c:387: warning: warning: - pthread_atfork is not implemented and will always fail - - -# Samuel's implementation - -TODO. - - -## IRC, OFTC, #debian-hurd, 2013-10-08 - - youpi: if you need/want to test your pthread_atfork - implementation, you can check libposix-atfork-perl and its test suite - (whose test 004 hangs now, with eglibc -93) - while it failed previously indeed - we might simply need to rebuild perl against it - (I see ifdef pthread_atfork in perl) - - -## undefined reference to `__start__hurd_atfork_prepare_hook' - -### IRC, freenode, #hurd, 2013-10-16 - - tschwinge: I'd love to try your cross-gnu tool, the wiki page - suggests that the list of required source packages is outdated. can you - give me some hints? - tschwinge: I got this error running cross-gnu: - http://paste.debian.net/58303/ - make[4]: Leaving directory `/home/teythoon/repos/hurd/cross/src/glibc/setjmp' - make subdir=string -C ../string ..=../ objdir=/home/teythoon/repos/hurd/cross/obj/glibc -f Makefile -f ../elf/rtld-Rules rtld-all rtld-modules='rtld-strchr.os rtld-strcmp.os rtld-strcpy.os rtld-strlen.os rtld-strnlen.os rtld-memchr.os rtld-memcmp.os rtld-memmove.os rtld-memset.os rtld-mempcpy.os rtld-stpcpy.os rtld-memcpy.os rtld-rawmemchr.os rtld-argz-count.os rtld-argz-extract.os rtld-stpncpy.os' - make[4]: Entering directory `/home/teythoon/repos/hurd/cross/src/glibc/string' - make[4]: Leaving directory `/home/teythoon/repos/hurd/cross/src/glibc/string' - make[4]: Entering directory `/home/teythoon/repos/hurd/cross/src/glibc/string' - make[4]: Nothing to be done for `rtld-all'. - make[4]: Leaving directory `/home/teythoon/repos/hurd/cross/src/glibc/string' - make[3]: Leaving directory `/home/teythoon/repos/hurd/cross/src/glibc/elf' - i686-pc-gnu-gcc -shared -static-libgcc -Wl,-O1 -Wl,-z,defs -Wl,-dynamic-linker=/lib/ld.so.1 -B/home/teythoon/repos/hurd/cross/obj/glibc/csu/ -Wl,--version-script=/home/teythoon/repos/hurd/cross/obj/glibc/libc.map -Wl,-soname=libc.so.0.3 -Wl,-z,combreloc -Wl,-z,relro -Wl,--hash-style=both -nostdlib -nostartfiles -e __libc_main -L/home/teythoon/repos/hurd/cross/obj/glibc -L/home/teythoon/repos/hurd/cross/obj/glibc/math -L/home/teythoon/repos/hurd/cross/obj/glibc/elf -L/home/teythoon/repos/hurd/cross/obj/glibc/dlfcn -L/home/teythoon/repos/hurd/cross/obj/glibc/nss -L/home/teythoon/repos/hurd/cross/obj/glibc/nis -L/home/teythoon/repos/hurd/cross/obj/glibc/rt -L/home/teythoon/repos/hurd/cross/obj/glibc/resolv -L/home/teythoon/repos/hurd/cross/obj/glibc/crypt -L/home/teythoon/repos/hurd/cross/obj/glibc/mach -L/home/teythoon/repos/hurd/cross/obj/glibc/hurd -Wl,-rpath-link=/home/teythoon/repos/hurd/cross/obj/glibc:/home/teythoon/repos/hurd/cross/obj/glibc/math:/home/teythoon/repos/hurd/cross/obj/glibc/elf:/home/teythoon/repos/hurd/cross/obj/glibc/dlfcn:/home/teythoon/repos/hurd/cross/obj/glibc/nss:/home/teythoon/repos/hurd/cross/obj/glibc/nis:/home/teythoon/repos/hurd/cross/obj/glibc/rt:/home/teythoon/repos/hurd/cross/obj/glibc/resolv:/home/teythoon/repos/hurd/cross/obj/glibc/crypt:/home/teythoon/repos/hurd/cross/obj/glibc/mach:/home/teythoon/repos/hurd/cross/obj/glibc/hurd -o /home/teythoon/repos/hurd/cross/obj/glibc/libc.so -T /home/teythoon/repos/hurd/cross/obj/glibc/shlib.lds /home/teythoon/repos/hurd/cross/obj/glibc/csu/abi-note.o /home/teythoon/repos/hurd/cross/obj/glibc/elf/soinit.os /home/teythoon/repos/hurd/cross/obj/glibc/libc_pic.os /home/teythoon/repos/hurd/cross/obj/glibc/elf/sofini.os /home/teythoon/repos/hurd/cross/obj/glibc/elf/interp.os /home/teythoon/repos/hurd/cross/obj/glibc/elf/ld.so /home/teythoon/repos/hurd/cross/obj/glibc/mach/libmachuser-link.so /home/teythoon/repos/hurd/cross/obj/glibc/hurd/libhurduser-link.so -lgcc - /home/teythoon/repos/hurd/cross/obj/glibc/libc_pic.os: In function `__fork': - /home/teythoon/repos/hurd/cross/src/glibc/posix/../sysdeps/mach/hurd/fork.c:70: undefined reference to `__start__hurd_atfork_prepare_hook' - /home/teythoon/repos/hurd/cross/lib/gcc/i686-pc-gnu/4.8.1/../../../../i686-pc-gnu/bin/ld: /home/teythoon/repos/hurd/cross/obj/glibc/libc_pic.os: relocation R_386_GOTOFF against undefined hidden symbol `__start__hurd_atfork_prepare_hook' can not be used when making a shared object - /home/teythoon/repos/hurd/cross/lib/gcc/i686-pc-gnu/4.8.1/../../../../i686-pc-gnu/bin/ld: final link failed: Bad value - collect2: error: ld returned 1 exit status - make[2]: *** [/home/teythoon/repos/hurd/cross/obj/glibc/libc.so] Error 1 - make[2]: Leaving directory `/home/teythoon/repos/hurd/cross/src/glibc/elf' - make[1]: *** [elf/subdir_lib] Error 2 - make[1]: Leaving directory `/home/teythoon/repos/hurd/cross/src/glibc' - make: *** [all] Error 2 - + rm -f /home/teythoon/repos/hurd/cross/sys_root/lib/ld.so - + exit 100 - - binutils-2.23.2, - gcc-4.8.1, - everything else is from git as specified in the wiki. - - -### IRC, freenode, #hurd, 2013-10-24 - - in recent glibc commits (tschwinge/Roger_Whittaker branch) there - are references to _hurd_atfork_* symbols in sysdeps/mach/hurd/fork.c, and - some _hurd_fork_* symbols, some of the _hurd_fork_* symbols seem to be - defined in Hurd's boot/frankemul.ld (mostly guessing by their names being - mentioned, I don't know linker script syntax), but those _hurd_atfork_* - symbols don't seem to be defined there, are they supposed to be defined - elsewhere or is th - does anyone know where the _hurd_atfork_* group of symbols - referenced in glibc are defined (if anywhere)? - AliciaC: it's the DEFINE_HOOK (_hurd_atfork_prepare_hook, (void)); - in glibc/sysdeps/mach/hurd/fork.c - hm, is that not just a declaration? - no, it's a definition, as its name suggests : - (despite the macro name) - :) - ok - I should look into it more, I could have sworn I was getting - undefined references, but maybe the symbol names used are different from - those defined, but that'd be odd as well, in the same file and all - I mean, I do get undefined references, but question is if it's to - things that should have been defined or not - what undefined references do you gaT? - s/gaT/get - I'll get back to you once I have that system up again - youpi: sysdeps/mach/hurd/fork.c:70: undefined reference to - `__start__hurd_atfork_prepare_hook' - fork.c:70: 'RUN_HOOK (_hurd_atfork_prepare_hook, ());' - DEFINE_HOOK (_hurd_atfork_prepare_hook, (void)); is higher up in - the file - though there is also this message: build/libc_pic.os: relocation - R_386_GOTOFF against undefined hidden symbol - `__start__hurd_atfork_prepare_hook' can not be used when making a shared - object - - -### [[!message-id "878uvfmwvs.fsf@kepler.schwinge.homeip.net"]] -- cgit v1.2.3