From: Mark Wielaard <mark@klomp.org>
To: luoyonggang@gmail.com
Cc: elfutils-devel@sourceware.org
Subject: Re: [PATCH 08/25] Use configure to detect HAVE_DECL_MMAP and use it for system doesn't provide sys/mman.h
Date: Wed, 21 Dec 2022 17:54:39 +0100 [thread overview]
Message-ID: <f352dba78caee57afc17995f8e36d28ae98afbc0.camel@klomp.org> (raw)
In-Reply-To: <CAE2XoE92Du=Yz7uVowD9bbevRF+dxesgtWiJoyK7Q0Zt6FgC1Q@mail.gmail.com>
Hi,
On Wed, 2022-12-21 at 00:30 +0800, 罗勇刚(Yonggang Luo) via Elfutils-devel
wrote:
> On Tue, Dec 20, 2022 at 10:04 PM Mark Wielaard <mark@klomp.org>
> wrot
> > I have to think what it means for a system that doesn't have mmap
> > since
> > the mmap extensions are part of the public interface. And various
> > parts
> > of the libraries depend on knowledge that they can read/write
> > directly
> > from mmapped parts. Does it really make sense to try to support a
> > platform without mmap?
>
> Windows have mmap, just didn't have the direct posix mman API
So how does the API look like? Is there a posix mmap emulation
available?
Thanks,
Mark
next prev parent reply other threads:[~2022-12-21 16:54 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-20 18:25 [PATCH 00/25] Patches for building with mingw/gcc msvc/clang-cl Yonggang Luo
2022-10-20 18:25 ` [PATCH 01/25] Rename 'hello2.spec.' -> 'hello2.spec' 'hello3.spec.' -> 'hello3.spec' Yonggang Luo
2022-10-27 13:02 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 02/25] ignore build directory Yonggang Luo
2022-10-27 13:03 ` Mark Wielaard
2022-12-16 21:14 ` 罗勇刚(Yonggang Luo)
2022-12-20 12:35 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 03/25] libebl: There is no need #include <dlfcn.h> in eblclosebackend.c and eblopenbackend.c Yonggang Luo
2022-10-27 13:09 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 04/25] libelf/libdwfl: Remove "#define LIB_SYSTEM_H 1" in libelf_crc32.c and libdwfl_crc32.c Yonggang Luo
2022-10-27 13:20 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 05/25] use #include <system.h> instead platform depended header <endian.h> in libdw/memory-access.h Yonggang Luo
2022-10-27 13:26 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 06/25] move platform depended include into system.h of libebl Yonggang Luo
2022-10-28 11:35 ` Mark Wielaard
2022-12-16 21:19 ` 罗勇刚(Yonggang Luo)
2022-12-20 13:59 ` Mark Wielaard
2022-12-20 17:44 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 07/25] move platform depended include into system.h of libasm, libcpu, libdw, libdwfl and libdwelf Yonggang Luo
2022-10-28 12:07 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 08/25] Use configure to detect HAVE_DECL_MMAP and use it for system doesn't provide sys/mman.h Yonggang Luo
2022-10-28 11:41 ` Mark Wielaard
2022-12-16 21:21 ` 罗勇刚(Yonggang Luo)
2022-12-20 14:04 ` Mark Wielaard
2022-12-20 16:30 ` 罗勇刚(Yonggang Luo)
2022-12-21 16:54 ` Mark Wielaard [this message]
2022-12-22 3:50 ` 罗勇刚(Yonggang Luo)
2022-10-20 18:25 ` [PATCH 09/25] include libgen.h in system.h Yonggang Luo
2022-10-28 11:45 ` Mark Wielaard
2022-12-16 21:22 ` 罗勇刚(Yonggang Luo)
2022-12-16 21:34 ` 罗勇刚(Yonggang Luo)
2022-12-20 15:05 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 10/25] libcpu: Remove the need of NMNES by using enum Yonggang Luo
2022-12-12 12:37 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 11/25] libcpu: Use __asm instead asm that can be recognized by both clang-cl and gcc Yonggang Luo
2022-12-12 12:42 ` Mark Wielaard
2022-12-16 21:36 ` 罗勇刚(Yonggang Luo)
2022-10-20 18:25 ` [PATCH 12/25] libcpu: Use "#define FCT_mod$64r_m FCT_mod$r_m" is enough and can be recognized by clang-cl on windows in i386_data.h Yonggang Luo
2022-12-12 12:58 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 13/25] libdw: typeof -> __typeof that can be recognized by both clang-cl and gcc Yonggang Luo
2022-12-12 13:12 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 14/25] libdw: check __OPTIMIZE__ in dwarf_whatattr.c and dwarf_whatform.c to match the header Yonggang Luo
2022-12-12 13:31 ` Mark Wielaard
2022-12-16 21:47 ` 罗勇刚(Yonggang Luo)
2022-12-20 15:08 ` Mark Wielaard
2022-12-20 16:31 ` 罗勇刚(Yonggang Luo)
2022-10-20 18:25 ` [PATCH 15/25] lib: Implement error properly even when not HAVE_ERR_H Yonggang Luo
2022-12-12 15:37 ` Mark Wielaard
2022-12-16 21:50 ` 罗勇刚(Yonggang Luo)
2022-12-20 15:10 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 16/25] libeu: Move the implementation of pwrite_retry, write_retry and pread_retry from header to source Yonggang Luo
2022-12-12 15:45 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 17/25] libelf: uid_t, gid_t and mode_t are not comes with msvcrt, so using long/unsigned long instead on win32 Yonggang Luo
2022-10-20 18:25 ` [PATCH 18/25] lib: Use NOT_HAVE_LIBINTL to guard #include <libintl.h> Yonggang Luo
2022-10-20 18:25 ` [PATCH 19/25] libelf: F_GETFD may not predefined with msvc/mingw, guard the usage of it Yonggang Luo
2022-12-12 15:54 ` Mark Wielaard
2022-10-20 18:25 ` [PATCH 20/25] Add function sys_get_page_size to replace platform dependent sysconf (_SC_PAGESIZE) Yonggang Luo
2022-10-20 18:26 ` [PATCH 21/25] libasm: stdio_ext.h are not present on win32 Yonggang Luo
2022-10-20 18:26 ` [PATCH 22/25] libebl/libdwelf: define ssize_t and pid_t for MSVC within installed header libdwelf.h and libebl.h Yonggang Luo
2022-10-20 18:26 ` [PATCH 23/25] libasm/debuginfod: fchmod doesn't present on win32 Yonggang Luo
2022-10-20 18:26 ` [PATCH 24/25] lib: isatty is not available on windows Yonggang Luo
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=f352dba78caee57afc17995f8e36d28ae98afbc0.camel@klomp.org \
--to=mark@klomp.org \
--cc=elfutils-devel@sourceware.org \
--cc=luoyonggang@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).