--- IO-AIO/Changes 2018/01/06 01:04:42 1.347 +++ IO-AIO/Changes 2023/09/27 03:09:57 1.412 @@ -16,24 +16,168 @@ http://msdn.microsoft.com/en-us/library/windows/desktop/aa364996%28v=vs.85%29.aspx http://msdn.microsoft.com/en-us/library/windows/desktop/aa364994%28v=vs.85%29.aspx TODO: extra socket/tcp constants &c? -TODO: http://lwn.net/Articles/593918/ SHMEM_SET_SEALS, SHMEM_GET_SEALS, SEAL_SHRINK, SEAL_GROW, SEAL_WRITE, int memfd_create(const char *name, u64 size, u64 flags);, MFD_CLOEXEC, int fd = open("/tmp", O_RDWR | O_TMPFILE | O_EXCL, S_IRWXU); TODO: name_to_handle_At + open_by_handle_at = clone fds TODO: lchown -TODO: mount/umount2/MS_* flags +TODO: ioprio_get/set TODO: rewrite rmtree et al. to support working directories (also speed them up) TODO: maybe IO::AIO leaks fds when requests are cancelled? maybe initialise result to -1? TODO: aio_wd should use O_PATH on linux, due to lacking O_SEARCH (http://comments.gmane.org/gmane.linux.file-systems/33611) http://www.openwall.com/lists/musl/2013/02/23/4 -TODO: copy_file_range, copy_file_range TODO: FIDEDUPERANGE, file_ioctl.c TODO: mincore TODO: SOCK_CLOEXEc etc. -TODO: unlinkat flags, linkat flags, statat flags +TODO: unlinkat flags, linkat flags, statat, renameat2 flags TODO: https://kernelnewbies.org/Linux_4.11 TODO: define useful rules for [[$wd, $path], $path] &c and implement them +TODO: https://github.com/coreutils/coreutils/blob/master/src/stat.c maybe IO::AIO::FSID +TODO: mlock2, MLOCK_ONFAULT +TODO: dup3, pipe2, accept4 +TODO: dump config.log when automated testign and configure fails +TODO: ns time resolution in utime +TODO: statx +TODO: aio_fchdir/chdir? emulate chdirat? +TODO: rt-4.0.18-20109-1573826674-1229.126277-5-0@rt.cpan.org +TODO: aio_splice, aio_tee +TODO: copy_file_range +TODO: write more abpout the thread model, maybe bump some defaults? +TODO: io_uring, but it's so broken :/ +TODO: allow import of fds as aio_wd +TODO: close_range +TODO: move_mount, open_tree, fsmount, fspick, fsconfig, fsopen https://lwn.net/Articles/759499/ + - aio_copy now tries to preallocate the4 destination file. + +4.80 Sat 01 Apr 2023 04:13:37 CEST + - remove long obsolete "paths must be absolute" text in aio_open/stat + descriptions. + - another workaround for the low-quality musl libc. + - test for umount seperately, as it is more portable. + - some low-quality posix attempts (openbsd, osx) declare the availability + of fexecve but then don't even bother to implemnent a stub. + +4.79 Sun 25 Sep 2022 18:25:53 CEST + - the autoconf result of the mount check was not used, so it failed to + compile on most systems (reported by crackoff@tutanota.com). + - work around fedora not having a working C compiler setup by design + (reported by Paul Howarth). + +4.78 Tue 06 Sep 2022 12:54:43 CEST + - add IO::AIO::mount and IO::AIO::umount. + - add a bunch of symbols from sys/mount.h. + +4.77 Mon 05 Sep 2022 02:03:38 CEST + - add MFD_HUGETLB_2MB and MFD_HUGETLB_1GB constants. + - add fexecve. + - add lots of missing functions to @EXPORT_OK. + +4.76 Tue Jul 27 20:45:01 CEST 2021 + - add autoconf test for siginfo_t, which is, of course, not + available on windows (reported by Peter Petky). + - disable syscalls on solaris, as perl seems to provide an + incompatible syscall prototype that clashes with sys/syscall.h. + - add MAP_FIXED_NOREPLACE, MAP_SHARED_VALIDATE, MAP_SYNC and + MAP_UNINITIALIZED. + +4.75 Wed Dec 30 08:44:55 CET 2020 + - removed leftover debug output from treescan. + - added (but not documented) waitid-P_*, FSPICK_*, FSOPEN_*, + FSCONFIG_*, MOUNT_ATTR_* constants. + +4.74 Tue Dec 29 16:19:28 CET 2020 + - added pidfd_open, pidfd_getfd and pidfd_send_signal functions. + - rework bin/treescan to avoid recursion. This fixes two bugs + where a deep directory traversal or a lot of command line + arguments could cause it to crash. + - added (but not documented) open_tree, AT_* and move_mount flags. + - support defining syscall numbers in gendef0. + +4.73 Fri Dec 4 02:08:37 CET 2020 + - def0.h was not uptodate, running into musl problems + (reported by B Fraser). + - IO::AIO::splice and IO::AIO::tee didn't properly return + 64 bit values. + - added IO::AIO::accept4. + - add various F_SEAL related fcntl constants. + - removed experimental marker for fdlimit functions. + - fiemap now includes the last segment even if it overflows + the end offset, which is arguably the correct behaviour. + +4.72 Wed Apr 3 04:56:03 CEST 2019 + - (libeio) if fd 0 is available do not use it for aio_wd, as it + collides with IO::AIO::CWD. + - added IO::AIO::memfd_create. + - correctly include in the vmsplice test. + - reduce codesize by ~7% on amd64 by declaring more functions + as noinline. + - documentation fixes and updates. + - experimental and undocumented preliminary support for synchronous statx. + +4.71 Sun Mar 10 13:09:26 CET 2019 + - due to an error in the linux manpages, the configure tests + for readahead, sync_file_range, splice etc. failed. This has been fixed. + +4.7 Mon Mar 4 11:28:13 CET 2019 + - majorly speed up scandir for the very special case of a non-POSIX + filesystem that nevertheless reports valid dt_type information. + The only known filesystem of this type is currently btrfs, which + didn't get it's act together to implement POSIX semantics in all + these years, and I am tired of waiting. + - add IO::AIO::MCL_ONFAULT for mlockall, add IO::AIO::mlockall. + - neither sys/mkdev.h nor sys/sysmacros.h were included, even when they + were detected by autoconf. + +4.6 Sat Aug 25 21:58:36 CEST 2018 + - add st_btime, st_btimesec, st_btimensec and st_gen accessors, + mostly for bsds which expose birthtime and st_gen members (netbsd, freebsd + but only st_gen on openbsd because they compiled their perl without support + for birthtimes). + - fix madvise and munlock to properly support negative offsets. + - allocate fd for the aio_close at boot time, to guarantee it working + later, rather than calling abort when it fails. also avoids + close-on-exec race issues after module load. + - #undef utime on win32, maybe this helps some reports of utime hangs. + - minor doc improvements. + - minor configure cleanups. + - use $Config{perllibs} instead of libs for configure. might help people + who didn't install all perl dependencies (might break things as well). + +4.54 Tue Aug 14 13:54:48 CEST 2018 + - include sys/mkdev.h or sys/sysmacros.h if available. + - further tweaks to configure invocation for systems requiring --rpath. + - no longer rely on custom paths on win32 platforms. + - try to work around buggy PAGESIZE macro on solaris. + +4.53 Tue Aug 14 11:27:50 CEST 2018 + - add $Config{libs} to LIBS for configure, to work around systems + with broken library dependencies (... openbsd). + +4.52 Sun Aug 12 08:09:45 CEST 2018 + - config.h.in was missing in distribution. + +4.51 Sun Aug 12 07:24:14 CEST 2018 + - complete rework of the autoconf framework: IO::AIO now uses its own + config.h, separate from libeio, and tries to test the actual perl + environment, not the standard system environment. + - provide nanosecond-accracy stat time accessors for both perl and IO::AIO + stat functions. + - removed non-portable C++ syntax from eio.c. + - try to fix readdir tests on cygwin spuriously failing. + +4.5 Wed Aug 1 00:23:55 CEST 2018 + - aio_mtouch touch all pages as requested, not just the first page in most cases. + - new function: IO::AIO::mremap, linux-specific mremap, with constants MREMAP_MAYMOVE + and MREMAP_FIXED. + - add O_ACCMODE. + - add (undocumented) MSG_CMSG_CLOEXEC and SOCK_CLOEXEC constants. + +4.4 Tue Feb 20 07:54:12 CET 2018 - new aio_slurp request. + - add (experimental) IO::AIO::eventfd and timerfd* function. + - add (experimental) IO::AIO::get_fdlimit and IO::AIO::min_fdlimit. + - point out that aio_copy overwrites existing files. + - removed filesystem magic number table from aio_statvfs docs as + statvfs doesn't actually return this info at all (statfs does). - add a bunch of (mostly linux-specific) constants for use in ioctls (see aio_ioctl docs). - treescan now has a proper manpage and useful --help output. @@ -44,12 +188,11 @@ - add aio_rename2, an aio_rename with flags. - add F_DUPPFD_CLOEXEC, F_OFD_[SG]ETLKW? constants. - add FALLOC_FL_INSERT_RANGE, FALLOC_FL_UNSHARE_RANGE. - - add (experimental) IO::AIO::get_fdlimit and IO::AIO::min_fdlimit. - - point out that aio_copy overwrites existing files. - (libeio) use posix_close if available. - (libeio) internal close() calls no longer disturb errno. - - do not use + 1 as argument to sv_grow, as it apparently - does it already. + - add IO:AIO::FALLOC_FL_UNSHARE. + - update schmorp.h for removal of USE_SOCKETS_AS_HANDLES + and better eventfd detection. 4.34 Sun May 1 19:18:24 CEST 2016 - def0.h was not properly generated during previous release, causing