Noteworthy changes in strace 4.26 (2018-12-26)

• License

  • The test suite is now provided under the terms of
    the GNU General Public License version 2 or later.
  • All the rest of strace is now provided under the terms of
    the GNU Lesser General Public License version 2.1 or later.

• Changes in behavior

  • If strace is interrupted by a signal it handles (currently
    one of HUP, INT, QUIT, PIPE, or TERM), strace terminates
    itself with this signal.

• Improvements

  • Implemented obtainment of system call information using
    PTRACE_GET_SYSCALL_INFO ptrace API.
  • Implemented decoding of PTRACE_GET_SYSCALL_INFO ptrace request.
  • Implemented decoding of BLKGETZONESZ, BLKGETNRZONES, and RND* ioctl
    commands.
  • Enhanced xlat styles support configured by -X option.
  • Enhanced internet address formatting in structureless contexts.
  • Enhanced decoding of getsockopt SO_ERROR option.
  • Enhanced error diagnostics when the first exec fails.
  • Added %net as a short form of %network in syscall specifications.
  • Updated lists of ABS_*, BPF_*, FAN_*, IFA_*, IFLA_*, KVM_CAP_*, NETLINK_*,
    NTF_*, PR_SPEC_*, REL_*, SOL_*, TCA_*, and V4L2_* constants.
  • Updated lists of ioctl commands from Linux 4.20.
  • Enhanced manual page.

• Bug fixes

  • Fixed "xlat_idx: Unexpected xlat value 0" warnings.
  • Fixed sthyi output format on s390.
  • Documented -X option in strace -h output.

Contributors

This release was made possible by the contributions of many people.
The maintainers are grateful to everyone who has contributed
changes or bug reports. These include:

• Dmitry V. Levin
• Dmitry Vyukov
• Eugene Syromyatnikov
• Gleb Fotengauer-Malinovskiy
• Jamal Hadi Salim
• Janosch Frank
• Masatake YAMATO
• Rasmus Villemoes
• Shankara Pailoor

Please refer to the CREDITS file for the full list of strace contributors.

Downloads

Please ignore so called "Source code" links provided by github above, they are useless.