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@ -183,7 +183,7 @@ Major new features: |
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* On Linux, the pidfd_open, pidfd_getfd, and pidfd_send_signal functions |
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have been added. The pidfd functionality provides access to a process |
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while avoiding the issue of PID reuse on tranditional Unix systems. |
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while avoiding the issue of PID reuse on traditional Unix systems. |
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* On Linux, the process_madvise function has been added. It has the |
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same functionality as madvise but alters the target process identified |
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@ -288,7 +288,7 @@ The following bugs are resolved with this release: |
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inaccurate without /sys and /proc |
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[28868] dynamic-link: Dynamic loader DFS algorithm segfaults on |
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missing libraries |
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[28880] libc: Program crashes if date beyone 2038 |
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[28880] libc: Program crashes if date beyond 2038 |
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[28883] libc: sysdeps/unix/sysv/linux/select.c: __select64 |
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!__ASSUME_TIME64_SYSCALLS && !__ASSUME_PSELECT fails on Microblaze |
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[28896] string: strncmp-avx2-rtm and wcsncmp-avx2-rtm fallback on non- |
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@ -529,7 +529,7 @@ Changes to build and runtime requirements: |
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* The audit module interface version LAV_CURRENT is increased to enable |
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proper bind-now support. The loader now advertises via the la_symbind |
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flags that PLT trace is not possible. New audit modules require the |
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new dynamic loader supporing the latest LAV_CURRENT version. Old audit |
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new dynamic loader supporting the latest LAV_CURRENT version. Old audit |
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modules are still loaded for all targets except aarch64. |
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* The audit interface on aarch64 is extended to support both the indirect |
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@ -765,7 +765,7 @@ Major new features: |
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to configure the size of the thread stack cache. |
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* The function _Fork has been added as an async-signal-safe fork replacement |
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since Austin Group issue 62 droped the async-signal-safe requirement for |
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since Austin Group issue 62 dropped the async-signal-safe requirement for |
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fork (and it will be included in the future POSIX standard). The new _Fork |
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function does not run any atfork function neither resets any internal state |
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or lock (such as the malloc one), and only sets up a minimal state required |
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@ -1122,7 +1122,7 @@ Changes to build and runtime requirements: |
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* On Linux, the system administrator needs to configure /dev/pts with |
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the intended access modes for pseudo-terminals. glibc no longer |
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attemps to adjust permissions of terminal devices. The previous glibc |
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attempts to adjust permissions of terminal devices. The previous glibc |
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defaults ("tty" group, user read/write and group write) already |
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corresponded to what most systems used, so that grantpt did not |
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perform any adjustments. |
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@ -1183,7 +1183,7 @@ The following bugs are resolved with this release: |
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[26100] libc: Race in syslog(3) with regards to tag printing. |
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[26124] libc: Export <cpu-features.h> |
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[26130] nscd: Inconsistent nscd cache during pruning |
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[26203] libc: GLRO(dl_x86_cpu_features) may not be intialized |
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[26203] libc: GLRO(dl_x86_cpu_features) may not be initialized |
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[26224] locale: iconv hangs when converting some invalid inputs from |
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several IBM character sets (CVE-2020-27618) |
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[26341] libc: realpath cyclically call __alloca(path_max) to consume |
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@ -1472,7 +1472,7 @@ The following bugs are resolved with this release: |
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[20338] libc: Parsing of /etc/gshadow can return bad pointers causing |
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segfaults in applications |
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[20543] libc: Please move from .gnu.linkonce to comdat |
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[22489] network: gcc warns about implicit convertion in |
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[22489] network: gcc warns about implicit conversion in |
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ICMP6_FILTER_SETPASS with -Wsign-conversion |
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[22525] localedata: or_IN LC_COLLATE does not use copy "iso14651_t1" |
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[23294] math: Complex _FloatN functions are redirected to the wrong |
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@ -3513,7 +3513,7 @@ The following bugs are resolved with this release: |
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frame-pointer on i386 |
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[21049] libc: segfault in longjmp_chk() due to clobbered processor |
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register |
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[21075] libc: unused assigment to %g4 in sparc/sparc{64,32}/clone.S |
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[21075] libc: unused assignment to %g4 in sparc/sparc{64,32}/clone.S |
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[21088] libc: Build fails with --enable-static-nss |
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[21094] math: cosf(1.57079697) has 3 ulp error on targets where the |
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generic c code is used |
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@ -3920,7 +3920,7 @@ The following bugs are resolved with this release: |
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[17730] malloc: thread-local storage is sometimes improperly free()'d |
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after being __libc_memalign()'d |
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[18241] stdio: failed fseek on memstream does not set errno and can fail |
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when it shouldnt |
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when it shouldn't |
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[18243] nptl: sem_wait, sem_timedwait are cancellation points shm_open is |
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not |
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[18463] nptl: pthread_cond_broadcast issue when surrounded by |
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@ -4384,7 +4384,7 @@ Version 2.23 |
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glibc 2.10 via --enable-experimental-malloc (2009), could result in the |
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unnecessary serialization of memory allocation requests across threads. |
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The defect is now corrected. Users should see a substantial increase in |
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the concurent throughput of allocation requests for applications which |
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the concurrent throughput of allocation requests for applications which |
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trigger this bug. Affected applications typically create and |
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destroy threads frequently. (Bug 19048 was reported and analyzed by |
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Ericsson.) |
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@ -4462,7 +4462,7 @@ The following bugs are resolved with this release: |
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[2898] libc: [improve] warning: the use of `mktemp' is dangerous, better |
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use `mkstemp' |
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[4404] localedata: German translation of "Alarm clock" is misleading |
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[6799] math: nextafter() and nexttoward() doen't set errno on |
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[6799] math: nextafter() and nexttoward() doesn't set errno on |
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overflow/underflow errors |
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[6803] math: scalb(), scalbln(), scalbn() do not set errno on |
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overflow/underflow |
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@ -4641,7 +4641,7 @@ The following bugs are resolved with this release: |
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[19094] math: lrint, llrint missing exceptions close to overflow threshold |
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[19095] math: dbl-64 lrint incorrect for 64-bit long |
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[19122] dynamic-link: Unnecessary PLT relocations in librtld.os |
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[19124] dynamic-link: ld.so failed to build with older assmebler |
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[19124] dynamic-link: ld.so failed to build with older assembler |
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[19125] math: [powerpc32] llroundf, llround incorrect exceptions |
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[19129] dynamic-link: [arm] Concurrent lazy TLSDESC resolution can crash |
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[19134] math: [powerpc32] lround, lroundf spurious exceptions |
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@ -5809,7 +5809,7 @@ Version 2.8 |
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* ARG_MAX is not anymore constant on Linux. Use sysconf(_SC_ARG_MAX). |
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Implemented by Ulrich Drepper. |
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* Faster sqrt and sqrtf implemention for some PPC variants. |
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* Faster sqrt and sqrtf implementation for some PPC variants. |
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Implemented by Steven Munroe. |
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Version 2.7 |
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@ -6090,7 +6090,7 @@ Version 2.3.2 |
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* The `btowc' function should work at least twice as fast due to |
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specialized callbacks in the iconv modules. Implemented by Bruno Haible. |
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* With approriate thread add-ons cancelable functions are now implemented |
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* With appropriate thread add-ons cancelable functions are now implemented |
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in libc.so as well. No need to call the function in libpthread. This |
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change allowed to finally disable the incorrect and expensive handling |
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of weak definition in ld.so. |
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@ -6421,7 +6421,7 @@ Version 2.1 |
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* Eric Youngdale and Ulrich Drepper implemented versioning of objects on |
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symbol level. |
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* Miles Bader provided the `argp' function family to support hierachical |
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* Miles Bader provided the `argp' function family to support hierarchical |
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command line argument parsing, layered on top of getopt. |
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* strtod accepts new hexadecimal floating-point format from ISO C 9X. |
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@ -6965,7 +6965,7 @@ Version 2.0 |
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* Ulrich Drepper has contributed a new suite of functions for operation on |
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wide-character and multibyte-character strings, in <wchar.h>; |
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and classification and case conversion of wide characters, in <wctype.h>. |
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These new functions are conforming to the ISO C, Amendement 1 specification. |
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These new functions are conforming to the ISO C, Amendment 1 specification. |
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* There is now a second implementation of the standard I/O library available. |
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It comes from GNU libg++ as was written by Per Bothner, heavily modified |
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Paul Pluzhnikov
3 years ago