diff options
Diffstat (limited to 'WHATSNEW')
| -rw-r--r-- | WHATSNEW | 95 |
1 files changed, 95 insertions, 0 deletions
@@ -2396,3 +2396,98 @@ arch-specific bugs fixed: - sigaction signal mask was bogus on or1k, microblaze, mips, and riscv - powerpc-sf longjmp asm clobbered value argument - or1k poll function passed timeout to syscall in wrong form + + + +1.2.5 release notes + +new features: +- statx function (linux extension; via syscall and fallback using fstatat) +- clone function is now usable and gives _Fork-like consistency in child +- statvfs now provides f_type result +- preadv2 and pwritev2 (linux extension) syscall wrappers +- riscv64 TLSDESC support + +new ports: +- loongarch64 +- riscv32 + +compatibility: +- DNS resolver can now handle answers with long CNAME chains +- string.h no longer provides (C23-incompat) non-prototype decl of basename +- fstatat statx backend now matches stat syscall non-automounting behavior +- mntent interfaces now handle escaped whitespace in paths/options + +standards updates: +- printf %lc of nul wchar now produces output +- snprintf and swprintf no longer fail on n > INT_MAX +- ppoll is now exposed in default feature profile + +bugs fixed: +- some long DNS answers were wrongly rejected despite new TCP support +- glob could wrongly return GLOB_NOMATCH if aborted before any matches +- multithreaded set*id could malfunction from thread sequencing logic bug +- certain use of threads after fork could deadlock thread-list lock +- posix_spawn child could deadlock in race with async parent death +- mbrtowc return value was wrong if argument n exceeded UINT_MAX +- 80-bit extended acoshl and powl got some corner cases wrong +- syslog incorrectly generated localized timestamps + +arch-specific bugs fixed: +- arm (32-bit) TLSDESC malfunctioned due to addends being processed wrong +- riscv64 icache flush operation was non-functional +- sh sigsetjmp failed to properly restore call-saved register r8 on return +- sh dlsym RTLD_NEXT did not identify calling module correctly + + + +1.2.6 release notes + +new features: +- posix_getdents interface (new in POSIX-2024) +- renameat2 interface (linux extension) +- iconv support for CP858 +- vdso clock_gettime for riscv{32,64}, powerpc{,64}, and s390x +- loongarch64 TLSDESC support +- exposed __getauxval for compiler runtime use detecting cpu features + +compatibility: +- initgroups no longer artificially limits number of supplementary groups +- getusershell now skips blank lines and comments +- exit is now explicitly thread-safe (possible future requirement) +- atexit now fails rather than deadlocking if called from late dtor +- strerror now has error strings for EUCLEAN and ENAVAIL +- isatty no longer collapses errors to ENOTTY +- sched.h namespace pollution with _GNU_SOURCE is reduced +- hasmntopt now matches only whole options, not arbitrary substrings +- shadow.h no longer declares an unimplemented sgetspent interface +- vdso with missing sysv hash table (only gnu hash) is now supported + +conformance: +- pwrite now handles O_APPEND correctly, reports error if it can't +- mbnrtowcs now conforms to new POSIX-2024 requirement for partial character +- iconv GBK now properly includes euro symbol +- strptime now accepts conversion specifiers added in POSIX-2024 +- inet_ntop IPv6 "zero compression" now conforms to RFC 5952 + +bugs fixed: +- iconv euc-kr decoder could do oob writes on invalid inputs (CVE-2025-26519) +- iconv shift_jis decoder could produce wrong outputs for some invalid inputs +- printf did not honor hex float precision correctly in some cases +- lost or delayed wakes in sem_post under race condition +- termios input speed handling was wrong +- strcasestr failed to match zero-length needle +- fma handled corner case with negative zero wrongly +- syslog LOG_MAKEPRI macro was incorrect +- timer_create is no longer affected by known pthread_barrier bugs +- sysconf(_SC_MINSIGSTKSZ) computed min size incorrectly +- statx emulation left some fields uninitialized +- mntent wrongly included final newline in parsed field output +- SIGEV_THREAD timers could abort process if SIGTIMER became unblocked +- bind_textdomain_codeset returned wrong value + +arch-specific bugs fixed: +- early dynamic linker handled page size wrong on dynamic pagesize archs +- arm and aarch64 crti/n files had wrong alignment +- m68k POLLWRNORM and POLLWRBAND values were incorrect +- x32 mq ABI was mismatched |