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unknown user pushed a change to branch release/2.27/master in repository glibc.

from 4476d16b03 getifaddrs: Don't return ifa entries with NULL names [BZ #21812] new 3bb7482574 libio: Disable vtable validation in case of interposition [B [...] new 060eb7c3b5 Synchronize support/ infrastructure with master new 4492721165 libio: Add tst-vtables, tst-vtables-interposed

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Summary of changes: ChangeLog | 13 + NEWS | 1 + libio/Makefile | 3 + libio/tst-vtables-common.c | 511 ++++++++++++++++++++++++++++++ libio/tst-vtables-interposed.c | 37 +++ libio/tst-vtables.c | 29 ++ libio/vtables.c | 16 + support/Makefile | 8 + support/check.h | 22 ++ support/support.h | 6 + support/support_format_addrinfo.c | 8 +- support/support_openpty.c | 109 +++++++ support/support_quote_blob.c | 83 +++++ support/support_test_compare_blob.c | 76 +++++ support/support_test_main.c | 3 +- support/test-driver.c | 4 + support/test-driver.h | 1 + support/tst-support_quote_blob.c | 61 ++++ support/tst-test_compare_blob.c | 125 ++++++++ support/tty.h | 45 +++ support/xpthread_barrierattr_destroy.c | 26 ++ support/xpthread_barrierattr_init.c | 26 ++ support/xpthread_barrierattr_setpshared.c | 26 ++ support/xthread.h | 3 + 24 files changed, 1238 insertions(+), 4 deletions(-) create mode 100644 libio/tst-vtables-common.c create mode 100644 libio/tst-vtables-interposed.c create mode 100644 libio/tst-vtables.c create mode 100644 support/support_openpty.c create mode 100644 support/support_quote_blob.c create mode 100644 support/support_test_compare_blob.c create mode 100644 support/tst-support_quote_blob.c create mode 100644 support/tst-test_compare_blob.c create mode 100644 support/tty.h create mode 100644 support/xpthread_barrierattr_destroy.c create mode 100644 support/xpthread_barrierattr_init.c create mode 100644 support/xpthread_barrierattr_setpshared.c