8e7139f Auto-sync with upstream branch master

Authored and Committed by Patsy Franklin 4 years ago
    Auto-sync with upstream branch master
    
    Upstream commit: ef21bd2d8c6805c0c186a01f7c5039189f51b8c4
    
    - loadarchive: guard against locale-archive corruption (Bug #25115)
    - Undo accidental commit to ChangeLog.19.
    - nptl: Document AS-safe functions in cancellation.c.
    - elf: Use nocancel pread64() instead of lseek()+read()
    - Add nocancel version of pread64()
    - Add run-one-test convenience target and makefile help text
    - Update sysvipc kernel-features.h files for Linux 5.1
    - S390: Add new s390 platform z15.
    - nptl: SIGCANCEL, SIGTIMER, SIGSETXID are always defined
    - nptl/tst-cancel25 needs to be an internal test
    - Remove libc_hidden_def from __semtimedop stub
    - sysvipc: Implement semop based on semtimedop
    - ipc: Refactor sysvipc internal definitions
    - Rename and split elf/tst-dlopen-aout collection of tests
    - dlfcn: Remove remnants of caller sensitivity from dlinfo
    - ldconfig: handle .dynstr located in separate segment (bug 25087)
    - ldd: Print "not a dynamic executable" on standard error [BZ #24150]
    - Add PTRACE_GET_SYSCALL_INFO from Linux 5.3 to sys/ptrace.h.
    - Move ChangeLog to ChangeLog.old/ChangeLog.19
    - manual: Remove warning in the documentation of the abort function
    - sysvipc: Set ipc_perm mode as mode_t (BZ#18231)
    - Simplify note processing
    - syscall-names.list: fix typos in comment
    - y2038: linux: Provide __clock_settime64 implementation
    - posix: Use posix_spawn for wordexp
    - mips: Do not malloc on getdents64 fallback
    - sparc: Assume GOTDATA support in the toolchain
    - <dirent.h>: Remove wrong comment about getdents64 declaration
    - ChangeLog: Remove leading spaces before tabs and trailing whitespace
    - Make tst-strftime2 and tst-strftime3 depend on locale generation
    - posix/tst-wordexp-nocmd: Fix diagnostics output in test
    - wordexp: Split out command execution tests from posix/wordexp-test
    
        
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