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From: Florian Weimer <fweimer@redhat.com>
To: libc-alpha@sourceware.org
Subject: [PATCH v3 00/16] Move libdl into libc
Date: Mon, 31 May 2021 16:10:57 +0200	[thread overview]
Message-ID: <cover.1622469908.git.fweimer@redhat.com> (raw)

Changes from v2:

I removed a couple more references to _IO_vfwscanf.

The ABI extension kludge no longer lists symbols explicitly.  Instead,
it relies on correctness of the compat_symbol macros.  These macros are
already tested on other architectures, and they are also tested on the
affected architectures against the abilist files, so this should be
acceptable.

To make things more explicit, I added additional uses of local: * to the
generated version script, which in turn needs some Versions file
updates.

dlfcn/tststatic2 now uses _exit instead of malloc as the test symbol and
has a comment about it.

Tested on i686-linux-gnu, x86_64-linux-gnu.  Built by
build-many-glibcs.py.

Florian Weimer (16):
  stdio-common: Remove _IO_vfwscanf
  Add missing symbols to Version files
  scripts/versions.awk: Add local: * to all version nodes
  Add libc ABI extension kludge for baseline-violating libdl symbols
  dlfcn: Move dlerror into libc
  dlfcn: Move dlclose into libc
  dlfcn: Move dladdr into libc
  dlfcn: Move dlsym into libc
  dlfcn: Move dlmopen into libc
  dlfcn: Move dladdr1 into libc
  dlfcn: Move dlinfo into libc
  dlfcn: Move dlvsym into libc
  dlfcn: Move dlopen into libc
  dlfcn: Cleanups after -ldl is no longer required
  dlfcn: Eliminate GLIBC_PRIVATE dependency from tststatic2
  dlfcn: Rework static dlopen hooks

 Makeconfig                                    |   6 -
 dlfcn/Makefile                                |  55 +++---
 dlfcn/Versions                                |  42 ++++-
 dlfcn/dladdr.c                                |  24 +--
 dlfcn/dladdr1.c                               |  24 +--
 dlfcn/dlclose.c                               |  32 +---
 dlfcn/dlerror.c                               |  67 ++-----
 dlfcn/dlfcn.c                                 |  41 +++--
 dlfcn/dlinfo.c                                |  47 ++---
 dlfcn/dlmopen.c                               |  67 +++----
 dlfcn/dlopen.c                                |  76 ++++----
 dlfcn/dlopenold.c                             |   6 +-
 dlfcn/dlsym.c                                 |  59 +++---
 dlfcn/dlvsym.c                                |  67 ++++---
 dlfcn/modstatic2.c                            |  10 +-
 dlfcn/sdladdr.c                               |   1 -
 dlfcn/sdladdr1.c                              |   1 -
 dlfcn/sdlclose.c                              |   1 -
 dlfcn/sdlerror.c                              |   1 -
 dlfcn/sdlinfo.c                               |   1 -
 dlfcn/sdlmopen.c                              |   1 -
 dlfcn/sdlopen.c                               |   1 -
 dlfcn/sdlsym.c                                |   1 -
 dlfcn/sdlvsym.c                               |   1 -
 dlfcn/tststatic2.c                            |  10 +-
 elf/Makefile                                  | 173 +++---------------
 elf/Versions                                  |   1 -
 elf/dl-libc.c                                 |  73 +-------
 elf/dl-sym.c                                  |   3 +-
 elf/rtld_static_init.c                        |  18 ++
 htl/Makefile                                  |   1 -
 iconvdata/Makefile                            |   1 -
 include/dlfcn.h                               |  81 +++-----
 inet/Versions                                 |   2 +-
 io/Versions                                   |   1 +
 libio/Versions                                |   2 +
 libio/libio.h                                 |   2 -
 malloc/Makefile                               |   3 -
 misc/Makefile                                 |   2 -
 nptl/Makefile                                 |   7 -
 nptl/Versions                                 |   8 +
 nss/Makefile                                  |   5 -
 posix/Versions                                |   4 +
 resolv/Makefile                               |  19 +-
 scripts/versions.awk                          |  32 +++-
 stdio-common/Makefile                         |   2 +-
 stdio-common/iovfwscanf.c                     |  38 ----
 stdlib/Makefile                               |   8 +-
 string/Makefile                               |   1 -
 sysdeps/generic/ldsodefs.h                    |   3 +
 sysdeps/ieee754/ldbl-128ibm-compat/Makefile   |   1 -
 sysdeps/mach/hurd/i386/Versions               |   3 +
 sysdeps/mach/hurd/i386/libc.abilist           |  18 ++
 sysdeps/mach/hurd/i386/libdl.abilist          |  12 +-
 sysdeps/mips/Makefile                         |   1 -
 sysdeps/pthread/Makefile                      |   6 +-
 sysdeps/unix/sysv/linux/Versions              |  12 ++
 sysdeps/unix/sysv/linux/aarch64/libc.abilist  |  18 ++
 sysdeps/unix/sysv/linux/aarch64/libdl.abilist |  10 +-
 sysdeps/unix/sysv/linux/alpha/Versions        |  10 +-
 sysdeps/unix/sysv/linux/alpha/libc.abilist    |  19 ++
 sysdeps/unix/sysv/linux/alpha/libdl.abilist   |  14 +-
 sysdeps/unix/sysv/linux/arc/libc.abilist      |  18 ++
 sysdeps/unix/sysv/linux/arc/libdl.abilist     |  10 +-
 sysdeps/unix/sysv/linux/arm/be/libc.abilist   |  18 ++
 sysdeps/unix/sysv/linux/arm/be/libdl.abilist  |  10 +-
 sysdeps/unix/sysv/linux/arm/le/libc.abilist   |  18 ++
 sysdeps/unix/sysv/linux/arm/le/libdl.abilist  |  10 +-
 sysdeps/unix/sysv/linux/csky/libc.abilist     |  18 ++
 sysdeps/unix/sysv/linux/csky/libdl.abilist    |  10 +-
 sysdeps/unix/sysv/linux/hppa/Versions         |   1 +
 sysdeps/unix/sysv/linux/hppa/libc.abilist     |  19 ++
 sysdeps/unix/sysv/linux/hppa/libdl.abilist    |  14 +-
 sysdeps/unix/sysv/linux/i386/Versions         |   4 -
 sysdeps/unix/sysv/linux/i386/libc.abilist     |  19 ++
 sysdeps/unix/sysv/linux/i386/libdl.abilist    |  14 +-
 sysdeps/unix/sysv/linux/ia64/Versions         |  11 +-
 sysdeps/unix/sysv/linux/ia64/libc.abilist     |  19 ++
 sysdeps/unix/sysv/linux/ia64/libdl.abilist    |  14 +-
 .../sysv/linux/m68k/coldfire/libc.abilist     |  18 ++
 .../sysv/linux/m68k/coldfire/libdl.abilist    |  10 +-
 .../unix/sysv/linux/m68k/m680x0/libc.abilist  |  19 ++
 .../unix/sysv/linux/m68k/m680x0/libdl.abilist |  14 +-
 .../sysv/linux/microblaze/be/libc.abilist     |  18 ++
 .../sysv/linux/microblaze/be/libdl.abilist    |  10 +-
 .../sysv/linux/microblaze/le/libc.abilist     |  18 ++
 .../sysv/linux/microblaze/le/libdl.abilist    |  10 +-
 sysdeps/unix/sysv/linux/mips/Versions         |   4 +
 .../sysv/linux/mips/mips32/fpu/libc.abilist   |  19 ++
 .../unix/sysv/linux/mips/mips32/libdl.abilist |  14 +-
 .../sysv/linux/mips/mips32/nofpu/libc.abilist |  19 ++
 .../unix/sysv/linux/mips/mips64/libdl.abilist |  14 +-
 .../sysv/linux/mips/mips64/n32/libc.abilist   |  19 ++
 .../sysv/linux/mips/mips64/n64/libc.abilist   |  19 ++
 sysdeps/unix/sysv/linux/nios2/libc.abilist    |  18 ++
 sysdeps/unix/sysv/linux/nios2/libdl.abilist   |  10 +-
 sysdeps/unix/sysv/linux/powerpc/Versions      |   4 +
 .../sysv/linux/powerpc/powerpc32/Versions     |   8 +-
 .../linux/powerpc/powerpc32/fpu/libc.abilist  |  19 ++
 .../linux/powerpc/powerpc32/libdl.abilist     |  14 +-
 .../powerpc/powerpc32/nofpu/libc.abilist      |  19 ++
 .../sysv/linux/powerpc/powerpc64/Versions     |   7 +-
 .../linux/powerpc/powerpc64/be/libc.abilist   |  18 ++
 .../linux/powerpc/powerpc64/be/libdl.abilist  |  12 +-
 .../linux/powerpc/powerpc64/le/libc.abilist   |  18 ++
 .../linux/powerpc/powerpc64/le/libdl.abilist  |  10 +-
 .../unix/sysv/linux/riscv/rv32/libc.abilist   |  18 ++
 .../unix/sysv/linux/riscv/rv32/libdl.abilist  |  10 +-
 .../unix/sysv/linux/riscv/rv64/libc.abilist   |  18 ++
 .../unix/sysv/linux/riscv/rv64/libdl.abilist  |  10 +-
 sysdeps/unix/sysv/linux/s390/s390-32/Versions |   3 -
 .../unix/sysv/linux/s390/s390-32/libc.abilist |  19 ++
 .../sysv/linux/s390/s390-32/libdl.abilist     |  14 +-
 .../unix/sysv/linux/s390/s390-64/libc.abilist |  18 ++
 .../sysv/linux/s390/s390-64/libdl.abilist     |  12 +-
 sysdeps/unix/sysv/linux/sh/Versions           |   4 +-
 sysdeps/unix/sysv/linux/sh/be/libc.abilist    |  19 ++
 sysdeps/unix/sysv/linux/sh/be/libdl.abilist   |  14 +-
 sysdeps/unix/sysv/linux/sh/le/libc.abilist    |  19 ++
 sysdeps/unix/sysv/linux/sh/le/libdl.abilist   |  14 +-
 sysdeps/unix/sysv/linux/sparc/Versions        |  11 +-
 .../unix/sysv/linux/sparc/sparc32/Versions    |   3 -
 .../sysv/linux/sparc/sparc32/libc.abilist     |  19 ++
 .../sysv/linux/sparc/sparc32/libdl.abilist    |  14 +-
 .../unix/sysv/linux/sparc/sparc64/Versions    |   1 +
 .../sysv/linux/sparc/sparc64/libc.abilist     |  19 ++
 .../sysv/linux/sparc/sparc64/libdl.abilist    |  14 +-
 .../unix/sysv/linux/x86_64/64/libc.abilist    |  18 ++
 .../unix/sysv/linux/x86_64/64/libdl.abilist   |  12 +-
 .../unix/sysv/linux/x86_64/x32/libc.abilist   |  18 ++
 .../unix/sysv/linux/x86_64/x32/libdl.abilist  |  10 +-
 sysdeps/x86/Makefile                          |  13 +-
 132 files changed, 1193 insertions(+), 1016 deletions(-)
 delete mode 100644 dlfcn/sdladdr.c
 delete mode 100644 dlfcn/sdladdr1.c
 delete mode 100644 dlfcn/sdlclose.c
 delete mode 100644 dlfcn/sdlerror.c
 delete mode 100644 dlfcn/sdlinfo.c
 delete mode 100644 dlfcn/sdlmopen.c
 delete mode 100644 dlfcn/sdlopen.c
 delete mode 100644 dlfcn/sdlsym.c
 delete mode 100644 dlfcn/sdlvsym.c
 delete mode 100644 stdio-common/iovfwscanf.c

-- 
2.31.1


             reply	other threads:[~2021-05-31 14:11 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-31 14:10 Florian Weimer [this message]
2021-05-31 14:11 ` [PATCH v2 01/16] stdio-common: Remove _IO_vfwscanf Florian Weimer
2021-05-31 19:42   ` Adhemerval Zanella
2021-05-31 14:11 ` [PATCH 02/16] Add missing symbols to Version files Florian Weimer
2021-06-01 19:12   ` Adhemerval Zanella
2021-05-31 14:11 ` [PATCH 03/16] scripts/versions.awk: Add local: * to all version nodes Florian Weimer
2021-06-01 19:23   ` Adhemerval Zanella
2021-05-31 14:11 ` [PATCH v2 04/16] Add libc ABI extension kludge for baseline-violating libdl symbols Florian Weimer
2021-06-01 19:31   ` Adhemerval Zanella
2021-06-01 19:34     ` Florian Weimer
2021-06-01 19:38       ` Adhemerval Zanella
2021-05-31 14:11 ` [PATCH 05/16] dlfcn: Move dlerror into libc Florian Weimer
2021-06-01 19:36   ` Adhemerval Zanella
2021-05-31 14:11 ` [PATCH 06/16] dlfcn: Move dlclose " Florian Weimer
2021-06-02 12:58   ` Adhemerval Zanella
2021-05-31 14:11 ` [PATCH 07/16] dlfcn: Move dladdr " Florian Weimer
2021-06-02 14:02   ` Adhemerval Zanella
2021-05-31 14:11 ` [PATCH 08/16] dlfcn: Move dlsym " Florian Weimer
2021-06-02 14:12   ` Adhemerval Zanella
2021-05-31 14:12 ` [PATCH 09/16] dlfcn: Move dlmopen " Florian Weimer
2021-06-02 14:19   ` Adhemerval Zanella
2021-06-02 14:37     ` Florian Weimer
2021-06-02 14:43       ` Adhemerval Zanella
2021-06-02 17:49     ` Florian Weimer
2021-06-02 18:00       ` Adhemerval Zanella
2021-05-31 14:12 ` [PATCH 10/16] dlfcn: Move dladdr1 " Florian Weimer
2021-06-02 14:29   ` Adhemerval Zanella
2021-05-31 14:12 ` [PATCH 11/16] dlfcn: Move dlinfo " Florian Weimer
2021-06-02 14:31   ` Adhemerval Zanella
2021-05-31 14:12 ` [PATCH 12/16] dlfcn: Move dlvsym " Florian Weimer
2021-06-02 14:34   ` Adhemerval Zanella
2021-05-31 14:12 ` [PATCH 13/16] dlfcn: Move dlopen " Florian Weimer
2021-06-02 14:54   ` Adhemerval Zanella
2021-05-31 14:12 ` [PATCH 14/16] dlfcn: Cleanups after -ldl is no longer required Florian Weimer
2021-06-02 18:08   ` Adhemerval Zanella
2021-05-31 14:12 ` [PATCH v2 15/16] dlfcn: Eliminate GLIBC_PRIVATE dependency from tststatic2 Florian Weimer
2021-06-02 18:09   ` Adhemerval Zanella
2021-05-31 14:12 ` [PATCH 16/16] dlfcn: Rework static dlopen hooks Florian Weimer
2021-06-02 19:18   ` Adhemerval Zanella

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