musl - an implementation of the standard library for Linux-based systems
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Rich Felker 5cf1ac2443 fix handling of errors resolving one of paired A+AAAA query
the old logic here likely dates back, at least in inspiration, to
before it was recognized that transient errors must not be allowed to
reflect the contents of successful results and must be reported to the
application.

here, the dns backend for getaddrinfo, when performing a paired query
for v4 and v6 addresses, accepted results for one address family even
if the other timed out. (the __res_msend backend does not propagate
error rcodes back to the caller, but continues to retry until timeout,
so other error conditions were not actually possible.)

this patch moves the checks to take place before answer parsing, and
performs them for each answer rather than only the answer to the first
query. if nxdomain is seen it's assumed to apply to both queries since
that's how dns semantics work.
2020-05-19 19:11:16 -04:00
arch remove arm (32-bit) support for vdso clock_gettime 2020-04-26 17:05:27 -04:00
compat/time32 fix null pointer dereference in setitimer time32 compat shim 2019-12-08 10:35:04 -05:00
crt remove unnecessary and problematic _Noreturn from crt/ldso startup 2019-06-25 19:05:40 -04:00
dist add another example option to dist/config.mak 2012-04-24 16:49:11 -04:00
include remove duplicate definitions of INET[6]_ADDRSTRLEN 2020-03-04 12:33:35 -05:00
ldso ldso: remove redundant switch case for REL_NONE 2020-03-20 12:35:38 -04:00
src fix handling of errors resolving one of paired A+AAAA query 2020-05-19 19:11:16 -04:00
tools fix incorrect escaping in add-cfi.*.awk scripts 2020-01-20 15:57:29 -05:00
.gitignore remove obsolete gitignore rules 2016-07-06 00:21:25 -04:00
.mailmap update contributor name 2019-12-07 12:21:35 -05:00
configure ppc: add configure check for older compilers erroring on 'd' constraint 2019-11-05 21:48:31 -05:00
COPYRIGHT update COPYRIGHT year 2020-01-01 11:17:20 -05:00
dynamic.list fix regression in access to optopt object 2018-11-19 13:20:41 -05:00
INSTALL document mips r6 in INSTALL file 2019-09-27 00:22:48 -04:00
Makefile fix failure to build time32 compat shims with out-of-tree builds 2019-11-04 01:47:38 -05:00
README update version reference in the README file 2014-06-25 14:16:53 -04:00
VERSION release 1.2.0 2020-02-20 19:37:02 -05:00
WHATSNEW release 1.2.0 2020-02-20 19:37:02 -05:00

    musl libc

musl, pronounced like the word "mussel", is an MIT-licensed
implementation of the standard C library targetting the Linux syscall
API, suitable for use in a wide range of deployment environments. musl
offers efficient static and dynamic linking support, lightweight code
and low runtime overhead, strong fail-safe guarantees under correct
usage, and correctness in the sense of standards conformance and
safety. musl is built on the principle that these goals are best
achieved through simple code that is easy to understand and maintain.

The 1.1 release series for musl features coverage for all interfaces
defined in ISO C99 and POSIX 2008 base, along with a number of
non-standardized interfaces for compatibility with Linux, BSD, and
glibc functionality.

For basic installation instructions, see the included INSTALL file.
Information on full musl-targeted compiler toolchains, system
bootstrapping, and Linux distributions built on musl can be found on
the project website:

    http://www.musl-libc.org/