Dmitry V. Levin
50e69cbe74
* NEWS: Update for 4.6 release. * configure.ac: Version 4.6. * debian/changelog: 4.6-1. * strace.spec: 4.6-1.
380 lines
13 KiB
Plaintext
380 lines
13 KiB
Plaintext
Noteworthy changes in release 4.6
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=================================
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* Changes in behavior
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* Print diagnostic information about changes in personality mode to
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standard error instead of standard output.
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* Improvements
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* Implemented a new method of following clone, fork, and vfork
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syscalls using the Linux kernel's explicit facilities for tracing
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creation of threads and child processes.
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* Implemented CLONE_PARENT and CLONE_UNTRACED flags handling.
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* Implemented decoding of TLS syscalls on m68k.
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* Implemented biarch support on powerpc64.
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* Implemented biarch support for getrlimit() and setrlimit().
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* Implemented decoding of struct ucred in getsockopt SO_PEERCRED.
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* Implemented SOL_SCTP socket options decoding.
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* Added HDIO_* ioctl names.
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(Addresses Debian bug #450953).
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* Added LOOP_* ioctl names.
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* Updated lists of CLOCK_*, CLONE_*, MS_*, and SOL_* constants
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to match Linux 2.6.37.
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* Updated the list of IPPROTO_* constants to match netinet/in.h.
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* Implemented decoding of HDIO_* and BLK* ioctls.
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* Added MicroBlaze architecture support.
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* Added new syscall entries to match Linux 2.6.37.
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* Regenerated list of ioctl names from Linux 2.6.37.
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* Enhanced signal notification decoding.
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* Documented -C and -D options.
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* Bug fixes
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* Fixed fetching syscall arguments on m68k.
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* Fixed an error when judging whether a process has children.
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* Fixed get/set_robust_list syscall numbers for powerpc.
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* Fixed a corner case in printing clone flags.
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* Fixed cross-compiling issues.
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* Fixed build issues on powerpc64, SH and SPARC.
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* Fixed syscall flags of fstatat*, mmap, mmap2, fadvise64*, swapoff,
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fgetxattr, flistxattr, fremovexattr, epoll_create, fallocate,
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fanotify_init, and fanotify_mark syscalls.
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* Fixed decoding of get[ug]id, gete[ug]id and setfs[ug]id return values.
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* Fixed biarch support in IO dumping.
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* Fixed raw exit_group decoding.
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* Fixed decoding of file descriptors on 64-bit architectures.
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* Fixed a corner case in waitpid handling.
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(Addresses Red Hat bug #663547).
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* Fixed stat64 decoding on mips
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(Addresses Debian bug #599028).
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* Fixed misleading italics in the manual page.
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(Addresses Debian bug #589323).
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Noteworthy changes in release 4.5.20
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====================================
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* Improvements
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* Implemented decoding of new linux syscalls: inotify_init1, recvmmsg.
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* Implemented basic decoding of new linux syscalls: preadv, pwritev,
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rt_tgsigqueueinfo, perf_event_open.
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* Enhanced decoding of recently added syscalls on non-x86 architectures
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by replacing a bare decoder with elaborate parsers enabled earlier
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for x86/x86-64.
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* Implemented -C option to combine regular and -c output.
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(Addresses Debian bug #466196)
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* Enhanced decoding of mbind and mremap syscalls.
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* Enhanced SOL_PACKET socket options decoding.
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* Regenerated list of ioctl names from linux 2.6.33.
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* Added TILE architecture support.
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* Bug fixes
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* Fixed build with Linux kernel headers 2.6.32-rc5+.
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(Addresses Debian bug #560516 and Fedora bug #539044)
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* Fixed build on mips.
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* Fixed handling of Linux systems without struct statfs64.
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* Fixed reporting signal mask by sigreturn on powerpc.
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* Fixed potential stack buffer overflow in select decoder.
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(Addresses Fedora bug #556678)
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* Corrected msgsnd indirect ipccall decoding.
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* Corrected decoding of 64bit syscalls.
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(Addresses Debian bug #570603)
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* Corrected getsockopt decoding on architectures where
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sizeof(long) > sizeof(int).
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(Addresses Debian bug #494844)
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* Corrected decoding of epoll_pwait.
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(Addresses Debian bug #513014)
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* Corrected handling of killed threads.
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Noteworthy changes in release 4.5.19
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====================================
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* Changes in behavior
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* When command exits, strace now exits with the same exit status.
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If command is terminated by a signal, strace terminates itself
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with the same signal, so that strace can be used as a wrapper
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process transparent to the invoking parent process.
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When using -p option, the exit status of strace is zero unless
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there was an unexpected error in doing the tracing.
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(Addresses Fedora bug #105371 and Debian bug #37665)
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* Improvements
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* Implemented decoding of new Linux syscalls: accept4, dup3,
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epoll_create1, eventfd2, inotify_init1, pipe2, signalfd4.
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* Implemented decoding of socket type flags introduced in Linux 2.6.27.
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* Implemented decoding of accept4 socketcall.
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* Enhanced prctl decoding.
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* Enhanced nanosleep decoding.
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* Enhanced ptrace decoding.
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* Enhanced futex decoding.
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* Enhanced CAP_* decoding.
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* Enhanced SIOCS* ioctls decoding.
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* Enhanced fcntl F_* flags decoding.
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* Enhanced semop/semtimedop decoding.
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* Updated ARM architecture support.
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* Added Blackfin architecture support.
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* Added AVR32 architecture support.
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* Added CRIS architecture support.
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* Made strace detect when traced process suddenly disappeared.
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* Bug fixes
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* Fixed syscall numbers for tee and sync_file_range.
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(Addresses Debian bug #503124)
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* Fixed several bugs in strings decoder, including potential heap
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memory corruption.
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(Addresses Fedora bugs #470529, #478324 and #511035)
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* Marked sendfile(2) as a network syscall.
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(Addresses Debian bug #509499)
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* Fixed accept(2) decoding.
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(Addresses Debian bug #507573)
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* Fixed sigtimedwait(2) decoding.
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* Fixed build on ARM EABI.
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(Addresses Debian bugs #520084 and #535564, and Fedora bug #507576)
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* Fixed display of 32-bit fcntl(F_SETLK) on 64-bit architectures.
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(Addresses Red Hat bug #471169)
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* Fixed display of 32-bit argv array on 64-bit architectures.
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(Addresses Fedora bug #519480)
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* Fixed display of 32-bit struct sigaction on 64-bit architectures.
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* Fixed HPPA architecture support.
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(Addresses Debian bugs #437928 and #546619)
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Changes in 4.5.18
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==============
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* Bug fixes.
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* Support new Linux/PPC system call subpage_prot and PROT_SAO flag.
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* In sigaction system call, display sa_flags value along with SIG_DFL/SIG_IGN.
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Changes in 4.5.17
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==============
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* Many bug fixes.
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* -F is now deprecated, -f has traced vfork too on Linux for a long time now.
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* Print O_CLOEXEC, MSG_CMSG_CLOEXEC flag bits.
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* Improved output for prctl system call on Linux.
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* Improved support for Linux/ARM.
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* SA_NOMASK is now spelled SA_NODEFER, and SA_ONESHOT is spelled SA_RESETHAND.
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Changes in 4.5.16
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==============
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* Bug fixes.
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* Improved output for delete_module, futex, and mbind system calls on Linux.
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* Improved output for SG_IO ioctls on Linux.
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* Support new Linux system calls move_pages, utimensat, signalfd, timerfd,
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eventfd, getcpu, epoll_pwait.
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Changes in 4.5.15
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==============
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* Bug fixes.
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* Several biarch improvements.
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* Improved output for adjtimex, sysctl, quotactl, mount, umount.
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* Support new Linux system calls *at, inotify*, pselect6, ppoll and unshare.
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Changes in 4.5.14
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==============
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* Bug fixes.
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* Accept numeric system calls in -e.
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Changes in 4.5.13
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==============
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* Bug fixes.
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* Introduce "-e trace=desc".
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Changes in 4.5.12
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==============
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* Bug fixes.
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* Better x86-64 support for IA32 processes.
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* Update PowerPC system calls.
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* Better printing for Linux aio system calls.
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Changes in 4.5.11
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==============
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* Quick fix release for build issues.
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* One fix for Linux/ARM system call table.
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Changes in 4.5.10
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==============
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* Bug fixes.
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* Print fault address for SIGSEGV/SIGBUS signals when available.
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Changes in 4.5.9
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==============
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* Bug fixes.
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* Improve socket ioctl printing.
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* Update Linux/IA64 syscall list.
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* Fix Linux/x86-64 syscall argument extraction for 32-bit processes.
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* Improve mount flags printing.
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* Support symbolic printing of x86_64 arch_prctl parameters.
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Changes in 4.5.8
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==============
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* Bug fixes.
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* Update syscall tables for Alpha, ARM, HPPA.
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* Support new Linux syscalls mbind, set_mempolicy, get_mempolicy, waitid.
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* Support Linux syscalls fadvise64, fadvise64_64, and epoll_*.
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* Improve ioctl command name matching.
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* Print RTC_* ioctl structure contents.
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* Support newer RLIMIT_* values.
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* Print struct cmsghdr details in sendmsg.
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Changes in 4.5.7
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==============
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* Bug fixes.
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* Print attribute values in *xattr system calls on Linux.
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* Include pread and pwrite calls in -e read and -e write tracing.
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* Update SO_* and IP_* value lists and add IPV6_* values for socket options.
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* Print clock_t values symbolically in Linux clock_* system calls.
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Changes in 4.5.6
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==============
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* Bug fixes, Linux ioctl updates.
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* David Miller contributed support for Linux/SPARC64.
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Changes in 4.5.5
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==============
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* Just bug fixes.
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Changes in 4.5.4
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==============
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* Update Linux ioctl lists.
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* Update PF_* and AF_* value lists.
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* The 4.5.3 -p behavior for NPTL threads applies only under -f, and got fixed.
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Changes in 4.5.3
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==============
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* Bug fixes.
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* On Linux using NPTL threads, -p will now attach to all threads in a process.
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* Handle new mq_* system calls in Linux 2.6.6 and later.
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Changes in 4.5.2
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==============
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* Bug fixes.
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* Report some new VM_* bit values on Linux.
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* Better output for Linux sched_* system calls.
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Changes in 4.5.1
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==============
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* Bug fixes.
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* Display multiple ioctl name matches on Linux.
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Changes in 4.5
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==============
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* New port to AMD's x86-64 architecture. One strace binary can
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handle both new x86-64 and old i386 processes.
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* Fixed support for LFS64 calls.
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* New switch -E to add/remove environment variables for the command.
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* Merged s390/s390x port.
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* Trace an unbounded number of processes.
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* Handle numerous new system calls in Linux 2.5, and new threads semantics.
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* Fixed bugs with attach/detach leaving things stopped.
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* Fixed traced process seeing ECHILD despite live, traced children
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in waitpid calls with WNOHANG.
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* Stuart Menefy contributed a port to Linux/SH.
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* Stephen Thomas contributed a port to Linux/SH64.
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* Many other bug fixes.
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Changes in 4.4
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==============
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* Fix Linux/ia64 support, looks like someone renamed a few things on us
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* Fix the ioctl setup for Linux, turned out it did not really work.
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Improve the ioctl extracter as well so we decode some more ones.
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Changes in 4.3.1
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================
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* compile fixes for Linux/mips
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Changes in 4.3
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==============
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* Linux ia64 and hppa ports added
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* The usual Linux syscall updates (includes 32bit uid/gid support),
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* Linux ioctl list updated
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* Support IPv6 scope ids
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* FreeBSD/i386 port added
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* UnixWare and Solaris updates
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* Better support for tracing multithreaded processes in Linux
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Changes in 4.2
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==============
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* Compiles on glibc2.0 systems again
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* Linux/S390 port added
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* The usual Linux syscall updates
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* we can follow fork on arm now
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Changes in 4.1
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================
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* Linux/MIPS port added
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* Lots of Linux updates again
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* Improved IPv6 support
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* Add strace-graph
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Changes in 4.0.1
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================
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* Minor bugfixes
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* Compiles on glibc2.0 systems again
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Changes in 4.0
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==============
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* Get stat structure properly on Linux 64bit archs
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* Personalities work again
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* Compile correctly on SunOS again
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* IRIX64 updates
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* Solaris updates
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Changes in 3.99.1
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=================
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* Linux (ultra)sparc fixes
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* Linux alpha fixes
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* Minor cleanups
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Changes in 3.99
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===============
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* New maintainer
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* add support for more Linux architectures (powerpc, sparc, arm)
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* support lots more Linux syscalls
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* fix signal handling
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* add IPX and IPIP support
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* check stray syscall after execv
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* fix hanging children
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Changes in version 3.1
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======================
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* Irix5 is supported
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* Linux 68k is supported
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* Linux alpha is supported
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* configure is upgraded to autoconf 2.x
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* using -f in combination with -e now works correctly
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* output can be piped to a program
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* tracing setuid programs works better
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* it is now reasonable to install strace setuid to root in some circumstances
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* new useful tracing names like file and process to trace whole
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classes of system calls, e.g. -efile traces all system calls that
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take a file name as an argument
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* IPC calls on SunOS 4.1.x are decoded
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* Linux program memory is reliably dereferenced
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* Linux decodes at least the name of all syscalls as of pre2.0.4
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* various cosmetic changes and bug fixes
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Changes from versions 2.x to version 3.0
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========================================
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* filename arguments are neither abbreviated nor stringified
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* string arguments are now true C strings using octal instead of hex by default
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* preprocessor constants are never shortened (e.g. was RDONLY => now O_RDONLY)
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* by default the output for multiple processes now goes into one file
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* all structures, vectors, bitsets, etc. use consistent output formats
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* the -c option now means count calls, -i does what the old -c used to do
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New Features in version 3.0
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===========================
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* non-ascii strings can be optionally printed entirely in hex
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* the output format is readable when mutiple processes are generating output
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* exit values are printed in an alignment column
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* is is possible to suppress messages about attaching and detaching
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* various tracing features can be enabled on a per syscall/signal/desc basis
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* selective tracing of syscalls
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* selective printing of syscall structures
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* selective abbreviation of long structures on a per syscall basis
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* selective printing of raw syscall arguments and results
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* selective tracing of signals
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* selective dumping of all I/O read from file descriptors
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* selective dumping of all I/O written to file descriptors
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* optional counting of time, calls, and errors for each syscall
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