Message ID | CAMe9rOrrM9jrrTcKoT3y_8nAn1YdYiMPfwHX08g2_Zs9iQ7rvw@mail.gmail.com |
---|---|
State | New |
Headers | show |
Series | Hurd: Add rtld-strncpy-c.c | expand |
H.J. Lu via Libc-alpha, le lun. 18 janv. 2021 18:24:48 -0800, a ecrit: > On Mon, Jan 18, 2021 at 4:40 PM H.J. Lu <hjl.tools@gmail.com> wrote: > > > > On Mon, Jan 18, 2021 at 4:24 PM Samuel Thibault <samuel.thibault@gnu.org> wrote: > > > > > > Samuel Thibault, le mar. 19 janv. 2021 01:21:05 +0100, a ecrit: > > > > H.J. Lu, le lun. 18 janv. 2021 16:17:16 -0800, a ecrit: > > > > > Why doesn't hurd ld.so build script mark strncpy as needed? > > > > > > > > I don't even know what "hurd ld.so build script" is. > > > > > > More precisely, I don't see why hurd should be doing anything special > > > while everything is already taken care of by elf/Makefile's librtld.map > > > file scripts. > > > > I am taking a look. > > Try this. I have no idea if it really works on hurd. It is working indeed. Samuel
On Tue, Jan 19, 2021 at 1:02 AM Samuel Thibault <samuel.thibault@gnu.org> wrote: > > H.J. Lu via Libc-alpha, le lun. 18 janv. 2021 18:24:48 -0800, a ecrit: > > On Mon, Jan 18, 2021 at 4:40 PM H.J. Lu <hjl.tools@gmail.com> wrote: > > > > > > On Mon, Jan 18, 2021 at 4:24 PM Samuel Thibault <samuel.thibault@gnu.org> wrote: > > > > > > > > Samuel Thibault, le mar. 19 janv. 2021 01:21:05 +0100, a ecrit: > > > > > H.J. Lu, le lun. 18 janv. 2021 16:17:16 -0800, a ecrit: > > > > > > Why doesn't hurd ld.so build script mark strncpy as needed? > > > > > > > > > > I don't even know what "hurd ld.so build script" is. > > > > > > > > More precisely, I don't see why hurd should be doing anything special > > > > while everything is already taken care of by elf/Makefile's librtld.map > > > > file scripts. > > > > > > I am taking a look. > > > > Try this. I have no idea if it really works on hurd. > > It is working indeed. > > Samuel Should I check it in?
On 19/01/2021 09:21, H.J. Lu via Libc-alpha wrote: > On Tue, Jan 19, 2021 at 1:02 AM Samuel Thibault <samuel.thibault@gnu.org> wrote: >> >> H.J. Lu via Libc-alpha, le lun. 18 janv. 2021 18:24:48 -0800, a ecrit: >>> On Mon, Jan 18, 2021 at 4:40 PM H.J. Lu <hjl.tools@gmail.com> wrote: >>>> >>>> On Mon, Jan 18, 2021 at 4:24 PM Samuel Thibault <samuel.thibault@gnu.org> wrote: >>>>> >>>>> Samuel Thibault, le mar. 19 janv. 2021 01:21:05 +0100, a ecrit: >>>>>> H.J. Lu, le lun. 18 janv. 2021 16:17:16 -0800, a ecrit: >>>>>>> Why doesn't hurd ld.so build script mark strncpy as needed? >>>>>> >>>>>> I don't even know what "hurd ld.so build script" is. >>>>> >>>>> More precisely, I don't see why hurd should be doing anything special >>>>> while everything is already taken care of by elf/Makefile's librtld.map >>>>> file scripts. >>>> >>>> I am taking a look. >>> >>> Try this. I have no idea if it really works on hurd. >> >> It is working indeed. >> >> Samuel > > Should I check it in? > > Yes please, the loader should not use ifunc on its own string usage and it is a build issue.
On Tue, Jan 19, 2021 at 4:26 AM Adhemerval Zanella <adhemerval.zanella@linaro.org> wrote: > > > > On 19/01/2021 09:21, H.J. Lu via Libc-alpha wrote: > > On Tue, Jan 19, 2021 at 1:02 AM Samuel Thibault <samuel.thibault@gnu.org> wrote: > >> > >> H.J. Lu via Libc-alpha, le lun. 18 janv. 2021 18:24:48 -0800, a ecrit: > >>> On Mon, Jan 18, 2021 at 4:40 PM H.J. Lu <hjl.tools@gmail.com> wrote: > >>>> > >>>> On Mon, Jan 18, 2021 at 4:24 PM Samuel Thibault <samuel.thibault@gnu.org> wrote: > >>>>> > >>>>> Samuel Thibault, le mar. 19 janv. 2021 01:21:05 +0100, a ecrit: > >>>>>> H.J. Lu, le lun. 18 janv. 2021 16:17:16 -0800, a ecrit: > >>>>>>> Why doesn't hurd ld.so build script mark strncpy as needed? > >>>>>> > >>>>>> I don't even know what "hurd ld.so build script" is. > >>>>> > >>>>> More precisely, I don't see why hurd should be doing anything special > >>>>> while everything is already taken care of by elf/Makefile's librtld.map > >>>>> file scripts. > >>>> > >>>> I am taking a look. > >>> > >>> Try this. I have no idea if it really works on hurd. > >> > >> It is working indeed. > >> > >> Samuel > > > > Should I check it in? > > > > > Yes please, the loader should not use ifunc on its own string usage and > it is a build issue. Done.
H.J. Lu via Libc-alpha, le mar. 19 janv. 2021 04:35:09 -0800, a ecrit: > On Tue, Jan 19, 2021 at 4:26 AM Adhemerval Zanella > <adhemerval.zanella@linaro.org> wrote: > > On 19/01/2021 09:21, H.J. Lu via Libc-alpha wrote: > > > On Tue, Jan 19, 2021 at 1:02 AM Samuel Thibault <samuel.thibault@gnu.org> wrote: > > >> H.J. Lu via Libc-alpha, le lun. 18 janv. 2021 18:24:48 -0800, a ecrit: > > >>> On Mon, Jan 18, 2021 at 4:40 PM H.J. Lu <hjl.tools@gmail.com> wrote: > > >>>> On Mon, Jan 18, 2021 at 4:24 PM Samuel Thibault <samuel.thibault@gnu.org> wrote: > > >>>>> More precisely, I don't see why hurd should be doing anything special > > >>>>> while everything is already taken care of by elf/Makefile's librtld.map > > >>>>> file scripts. > > >>>> > > >>>> I am taking a look. > > >>> > > >>> Try this. I have no idea if it really works on hurd. > > >> > > >> It is working indeed. > > > > > > Should I check it in? > > > > > > > Yes please, the loader should not use ifunc on its own string usage and > > it is a build issue. > > Done. Thanks!
From a73010aaab13c5cd67ded77091601b8cd01e3fcf Mon Sep 17 00:00:00 2001 From: "H.J. Lu" <hjl.tools@gmail.com> Date: Mon, 18 Jan 2021 18:19:16 -0800 Subject: [PATCH] Hurd: Add rtld-strncpy-c.c All IFUNC functions which are used in ld.so must have a rtld version if the IFUNC version isn't safe to use in ld.so. --- sysdeps/mach/hurd/i386/i686/multiarch/rtld-strncpy-c.c | 1 + 1 file changed, 1 insertion(+) create mode 100644 sysdeps/mach/hurd/i386/i686/multiarch/rtld-strncpy-c.c diff --git a/sysdeps/mach/hurd/i386/i686/multiarch/rtld-strncpy-c.c b/sysdeps/mach/hurd/i386/i686/multiarch/rtld-strncpy-c.c new file mode 100644 index 0000000000..b759c999eb --- /dev/null +++ b/sysdeps/mach/hurd/i386/i686/multiarch/rtld-strncpy-c.c @@ -0,0 +1 @@ +#include <string/strncpy.c> -- 2.29.2