This 2.13.1 release of LTTng-UST is a bugfix-only release for various shortcomings that were identified in the 2.13.0 release. A few key highlights: the C++ support for building probe providers has been improved, async-signal-safety of the close wrapper has been fixed, pthread cancelstate in nested use scenarios is now properly handled. 2021-12-10 (Lost and Found Day) lttng-ust 2.13.1 * Fix: ust-compiler: constructor/destructor build on g++ 4.8 * ust-compiler: constructor/destructor whitespaces layout and macro dependency * Fix: ust-cancelstate: include string.h for strerror * Fix: libnuma is prepended to LIBS * fix: Allow disabling some abi compat tests * Fix: generate probe registration constructor as a C++ constuctor * Fix: nestable pthread cancelstate * Fix: abort on decrement_sem_count during concurrent tracing start and teardown * fix: allocating C++ compound literal on heap with Clang * Check for C++11 when building C++ probe providers * fix: liblttng-ust-fd async-signal-safe close() * tracepoints: print debug message when lttng-ust-tracepoint.so is not found * Fix: static_assert unavailable with glibc < 2.16 * Fix: combined tracing of lttng-ust 2.12/2.13 generates corrupted traces * doc/man: Document LTTNG_UST_ABORT_ON_CRITICAL variable * fix: remove autoconf features default value in help message * Set git-review branch to stable-2.13 * Fix: add extern "C" to two header files Project website: https://lttng.org Documentation: https://lttng.org/docs Download link: https://lttng.org/download -- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com