Glibc 2.30 Released With Unicode 12.1 Support, New POSIX-Proposed Functions

Releasing on schedule was the GNU C Library 2.30 release. Glibc 2.30 brings with it more optimizations and new features for this all-important part of the GNU toolchain.

Highlights of Glibc 2.30 include:

- Unicode 12.1 support.

- Support for a "--preload" argument for the dynamic linker to preload shared objects as an alternative to the LD_PRELOAD environment variable.

- New getgents64(), gettid(), and tgkill() functions on Linux.

- Support for the POSIX-proposed functions of pthread_cond_clockwait, pthread_mutex_clocklock, pthread_rwlock_clockrdlock, pthread_rwlock_clockwrlock and sem_clockwait.

- Arm performance optimizations and ThunderX2 optimizations.

- Various security fixes.

More details and downloads for Glibc 2.30 via SourceWare.org. Glibc 2.31 is the new version now under development.