diff options
| -rw-r--r-- | abs/core/glibc/PKGBUILD | 241 | ||||
| -rw-r--r-- | abs/core/glibc/bz20338.patch | 114 | ||||
| -rw-r--r-- | abs/core/glibc/glibc-2.22-CVE-2015-7547.patch | 572 | ||||
| -rw-r--r-- | abs/core/glibc/glibc-2.22-roundup.patch | 2747 | ||||
| -rw-r--r-- | abs/core/glibc/glibc.install | 15 | ||||
| -rw-r--r-- | abs/core/glibc/lib32-glibc.conf | 1 |
6 files changed, 279 insertions, 3411 deletions
diff --git a/abs/core/glibc/PKGBUILD b/abs/core/glibc/PKGBUILD index 980bf41..1da7c0a 100644 --- a/abs/core/glibc/PKGBUILD +++ b/abs/core/glibc/PKGBUILD @@ -1,112 +1,164 @@ # $Id$ -# Maintainer: Allan McRae <allan@archlinux.org> +# Maintainer: BartÅ‚omiej Piotrowski <bpiotrowski@archlinux.org> +# Contributor: Allan McRae <allan@archlinux.org> # toolchain build order: linux-api-headers->glibc->binutils->gcc->binutils->glibc # NOTE: valgrind requires rebuilt with each major glibc version -pkgname=glibc -pkgver=2.23 -pkgrel=1 -_commit=e742928c -pkgdesc="GNU C Library" -arch=('i686' 'x86_64') -url="http://www.gnu.org/software/libc" -license=('GPL' 'LGPL') -groups=('base') -depends=('linux-api-headers>=4.1' 'tzdata' 'filesystem') -makedepends=('gcc>=5.2' 'git') -backup=(etc/gai.conf - etc/locale.gen - etc/nscd.conf) -options=('!strip' 'staticlibs') -install=glibc.install -source=(git://sourceware.org/git/glibc.git#commit=${_commit} +pkgbase=glibc +pkgname=(glibc lib32-glibc) +pkgver=2.26 +pkgrel=11 +arch=(x86_64) +url='http://www.gnu.org/software/libc' +license=(GPL LGPL) +makedepends=(git gd lib32-gcc-libs) +options=(!strip staticlibs) +_commit=de51f431ed6226ec68ca76e578f2cbd55b6262cb +source=(git+https://sourceware.org/git/glibc.git#commit=${_commit} locale.gen.txt - locale-gen) + locale-gen + lib32-glibc.conf + bz20338.patch) md5sums=('SKIP' '07ac979b6ab5eeb778d55f041529d623' - '476e9113489f93b348b21e144b6a8fcf') + '476e9113489f93b348b21e144b6a8fcf' + '6e052f1cb693d5d3203f50f9d4e8c33b' + 'dc0d3ad59aeaaf591b085a77de6e03e9') prepare() { - mkdir glibc-build + mkdir -p glibc-build lib32-glibc-build + + cd glibc + + local i; for i in ${source[@]}; do + case ${i%::*} in + *.patch) + msg2 "Applying ${i}" + patch -p1 -i "$srcdir/${i}" + ;; + esac + done } build() { - cd glibc-build + local _configure_flags=( + --prefix=/usr + --with-headers=/usr/include + --with-bugurl=https://bugs.archlinux.org/ + --enable-add-ons + --enable-bind-now + --enable-lock-elision + --enable-multi-arch + --enable-obsolete-nsl + --enable-obsolete-rpc + --enable-stack-protector=strong + --enable-stackguard-randomization + --disable-profile + --disable-werror + ) - if [[ ${CARCH} = "i686" ]]; then - # Hack to fix NPTL issues with Xen, only required on 32bit platforms - # TODO: make separate glibc-xen package for i686 - export CFLAGS="${CFLAGS} -mno-tls-direct-seg-refs" - fi + cd "$srcdir/glibc-build" echo "slibdir=/usr/lib" >> configparms echo "rtlddir=/usr/lib" >> configparms echo "sbindir=/usr/bin" >> configparms echo "rootsbindir=/usr/bin" >> configparms - # remove hardening options for building libraries - CFLAGS=${CFLAGS/-fstack-protector-strong/} + # remove fortify for building libraries CPPFLAGS=${CPPFLAGS/-D_FORTIFY_SOURCE=2/} - ../${pkgname}/configure --prefix=/usr \ - --libdir=/usr/lib --libexecdir=/usr/lib \ - --with-headers=/usr/include \ - --with-bugurl=https://bugs.archlinux.org/ \ - --enable-add-ons \ - --enable-obsolete-rpc \ - --enable-kernel=2.6.32 \ - --enable-bind-now --disable-profile \ - --enable-stackguard-randomization \ - --enable-lock-elision \ - --enable-multi-arch \ - --disable-werror + "$srcdir/glibc/configure" \ + --libdir=/usr/lib \ + --libexecdir=/usr/lib \ + ${_configure_flags[@]} - # build libraries with hardening disabled + # build libraries with fortify disabled echo "build-programs=no" >> configparms make - # re-enable hardening for programs + # re-enable fortify for programs sed -i "/build-programs=/s#no#yes#" configparms - echo "CC += -fstack-protector-strong -D_FORTIFY_SOURCE=2" >> configparms - echo "CXX += -fstack-protector-strong -D_FORTIFY_SOURCE=2" >> configparms + + echo "CC += -D_FORTIFY_SOURCE=2" >> configparms + echo "CXX += -D_FORTIFY_SOURCE=2" >> configparms + make + + cd "$srcdir/lib32-glibc-build" + export CC="gcc -m32 -mstackrealign" + export CXX="g++ -m32 -mstackrealign" + + echo "slibdir=/usr/lib32" >> configparms + echo "rtlddir=/usr/lib32" >> configparms + echo "sbindir=/usr/bin" >> configparms + echo "rootsbindir=/usr/bin" >> configparms + + # remove fortify for building libraries + CPPFLAGS=${CPPFLAGS/-D_FORTIFY_SOURCE=2/} + CFLAGS=${CFLAGS/-fno-plt/} + CXXFLAGS=${CXXFLAGS/-fno-plt/} + + "$srcdir/glibc/configure" \ + --host=i686-pc-linux-gnu \ + --libdir=/usr/lib32 \ + --libexecdir=/usr/lib32 \ + ${_configure_flags[@]} + + # build libraries with fortify disabled + echo "build-programs=no" >> configparms + make + + # re-enable fortify for programs + sed -i "/build-programs=/s#no#yes#" configparms + + echo "CC += -D_FORTIFY_SOURCE=2" >> configparms + echo "CXX += -D_FORTIFY_SOURCE=2" >> configparms make - # remove harding in preparation to run test-suite - sed -i '/FORTIFY/d' configparms } check() { cd glibc-build + # remove fortify in preparation to run test-suite + sed -i '/FORTIFY/d' configparms + # some failures are "expected" make check || true } -package() { - cd glibc-build - - install -dm755 ${pkgdir}/etc - touch ${pkgdir}/etc/ld.so.conf +package_glibc() { + pkgdesc='GNU C Library' + depends=('linux-api-headers>=4.10' tzdata filesystem) + optdepends=('gd: for memusagestat') + install=glibc.install + backup=(etc/gai.conf + etc/locale.gen + etc/nscd.conf) + groups=(base) - make install_root=${pkgdir} install + install -dm755 "$pkgdir/etc" + touch "$pkgdir/etc/ld.so.conf" - rm -f ${pkgdir}/etc/ld.so.{cache,conf} + make -C glibc-build install_root="$pkgdir" install + rm -f "$pkgdir"/etc/ld.so.{cache,conf} - install -dm755 ${pkgdir}/usr/lib/{locale,systemd/system,tmpfiles.d} + cd glibc - install -m644 ${srcdir}/${pkgname}/nscd/nscd.conf ${pkgdir}/etc/nscd.conf - install -m644 ${srcdir}/${pkgname}/nscd/nscd.service ${pkgdir}/usr/lib/systemd/system - install -m644 ${srcdir}/${pkgname}/nscd/nscd.tmpfiles ${pkgdir}/usr/lib/tmpfiles.d/nscd.conf + install -dm755 "$pkgdir"/usr/lib/{locale,systemd/system,tmpfiles.d} + install -m644 nscd/nscd.conf "$pkgdir/etc/nscd.conf" + install -m644 nscd/nscd.service "$pkgdir/usr/lib/systemd/system" + install -m644 nscd/nscd.tmpfiles "$pkgdir/usr/lib/tmpfiles.d/nscd.conf" + install -dm755 "$pkgdir/var/db/nscd" - install -m644 ${srcdir}/${pkgname}/posix/gai.conf ${pkgdir}/etc/gai.conf + install -m644 posix/gai.conf "$pkgdir"/etc/gai.conf - install -m755 ${srcdir}/locale-gen ${pkgdir}/usr/bin + install -m755 "$srcdir/locale-gen" "$pkgdir/usr/bin" # create /etc/locale.gen - install -m644 ${srcdir}/locale.gen.txt ${pkgdir}/etc/locale.gen + install -m644 "$srcdir/locale.gen.txt" "$pkgdir/etc/locale.gen" sed -e '1,3d' -e 's|/| |g' -e 's|\\| |g' -e 's|^|#|g' \ - ${srcdir}/glibc/localedata/SUPPORTED >> ${pkgdir}/etc/locale.gen + "$srcdir/glibc/localedata/SUPPORTED" >> "$pkgdir/etc/locale.gen" # Do not strip the following files for improved debugging support # ("improved" as in not breaking gdb and valgrind...): @@ -115,23 +167,58 @@ package() { # libpthread-${pkgver}.so # libthread_db-1.0.so - cd $pkgdir - strip $STRIP_BINARIES usr/bin/{gencat,getconf,getent,iconv,iconvconfig} \ - usr/bin/{ldconfig,locale,localedef,nscd,makedb} \ - usr/bin/{pcprofiledump,pldd,rpcgen,sln,sprof} \ - usr/lib/getconf/* - if [[ $CARCH = "i686" ]]; then - strip $STRIP_BINARIES usr/bin/lddlibc4 + if check_option 'debug' n; then + cd "$pkgdir" + strip $STRIP_BINARIES usr/bin/{gencat,getconf,getent,iconv,iconvconfig} \ + usr/bin/{ldconfig,locale,localedef,nscd,makedb} \ + usr/bin/{pcprofiledump,pldd,rpcgen,sln,sprof} \ + usr/lib/getconf/* + + strip $STRIP_STATIC usr/lib/lib{anl,BrokenLocale,c{,_nonshared},crypt}.a \ + usr/lib/lib{dl,g,ieee,mcheck,nsl,pthread{,_nonshared}}.a \ + usr/lib/lib{resolv,rpcsvc,rt,util}.a \ + usr/lib/lib{m-${pkgver},mvec{,_nonshared}}.a + + strip $STRIP_SHARED usr/lib/lib{anl,BrokenLocale,cidn,crypt}-${pkgver}.so \ + usr/lib/libnss_{compat,db,dns,files,hesiod,nis,nisplus}-*.so \ + usr/lib/lib{dl,m,nsl,resolv,rt,util}-${pkgver}.so \ + usr/lib/lib{memusage,pcprofile,SegFault}.so \ + usr/lib/{audit,gconv}/*.so usr/lib/libmvec-*.so || true fi +} + +package_lib32-glibc() { + pkgdesc='GNU C Library (32-bit)' + depends=("glibc=$pkgver") + + cd lib32-glibc-build + + make install_root="$pkgdir" install + rm -rf "$pkgdir"/{etc,sbin,usr/{bin,sbin,share},var} + + # We need to keep 32 bit specific header files + find "$pkgdir/usr/include" -type f -not -name '*-32.h' -delete + + # Dynamic linker + install -d "$pkgdir/usr/lib" + ln -s ../lib32/ld-linux.so.2 "$pkgdir/usr/lib/" + + # Add lib32 paths to the default library search path + install -Dm644 "$srcdir/lib32-glibc.conf" "$pkgdir/etc/ld.so.conf.d/lib32-glibc.conf" - strip $STRIP_STATIC usr/lib/*.a + # Symlink /usr/lib32/locale to /usr/lib/locale + ln -s ../lib/locale "$pkgdir/usr/lib32/locale" - strip $STRIP_SHARED usr/lib/lib{anl,BrokenLocale,cidn,crypt}-*.so \ - usr/lib/libnss_{compat,db,dns,files,hesiod,nis,nisplus}-*.so \ - usr/lib/lib{dl,m,nsl,resolv,rt,util}-*.so \ - usr/lib/lib{memusage,pcprofile,SegFault}.so \ - usr/lib/{audit,gconv}/*.so || true - if [[ $CARCH = "x86_64" ]]; then - strip $STRIP_SHARED usr/lib/libmvec-*.so + if check_option 'debug' n; then + cd $pkgdir + strip $STRIP_BINARIES usr/lib32/getconf/* + strip $STRIP_STATIC usr/lib32/lib{anl,BrokenLocale,c{,_nonshared},crypt}.a \ + usr/lib32/lib{dl,g,ieee,mcheck,nsl,pthread{,_nonshared}}.a \ + usr/lib32/lib{resolv,rpcsvc,rt,util,m}.a + strip $STRIP_SHARED usr/lib32/lib{anl,BrokenLocale,cidn,crypt}-${pkgver}.so \ + usr/lib32/libnss_{compat,db,dns,files,hesiod,nis,nisplus}-*.so \ + usr/lib32/lib{dl,m,nsl,resolv,rt,util}-${pkgver}.so \ + usr/lib32/lib{memusage,pcprofile,SegFault}.so \ + usr/lib32/{audit,gconv}/*.so || true fi } diff --git a/abs/core/glibc/bz20338.patch b/abs/core/glibc/bz20338.patch new file mode 100644 index 0000000..d223e9f --- /dev/null +++ b/abs/core/glibc/bz20338.patch @@ -0,0 +1,114 @@ +From 74250a7cdf106d4ca7d9506e6d5dc7c448dc3434 Mon Sep 17 00:00:00 2001 +From: David Michael <david.michael@coreos.com> +Date: Thu, 15 Dec 2016 15:22:57 -0800 +Subject: [PATCH] gshadow: Sync fgetsgent_r.c with grp/fgetgrent_r.c + + [BZ #20338] + * gshadow/fgetsgent_r.c: Include <libio/iolibio.h>. + (flockfile): New macro. + (funlockfile): Likewise. + (__fgetsgent_r): Sync with __fgetgrent_r. + * nss/nss_files/files-sgrp.c: Fix "fgetsgent_r.c" typo. +--- + gshadow/fgetsgent_r.c | 35 ++++++++++++++++++++++++----------- + nss/nss_files/files-sgrp.c | 2 +- + 2 files changed, 25 insertions(+), 12 deletions(-) + +diff --git a/gshadow/fgetsgent_r.c b/gshadow/fgetsgent_r.c +index b70f6fa..02cd33a 100644 +--- a/gshadow/fgetsgent_r.c ++++ b/gshadow/fgetsgent_r.c +@@ -20,39 +20,44 @@ + #include <gshadow.h> + #include <stdio.h> + ++#include <libio/iolibio.h> ++#define flockfile(s) _IO_flockfile (s) ++#define funlockfile(s) _IO_funlockfile (s) ++ + /* Define a line parsing function using the common code + used in the nss_files module. */ + + #define STRUCTURE sgrp + #define ENTNAME sgent +-#define EXTERN_PARSER 1 ++#define EXTERN_PARSER 1 + struct sgent_data {}; + + #include <nss/nss_files/files-parse.c> + + +-/* Read one shadow entry from the given stream. */ ++/* Read one entry from the given stream. */ + int + __fgetsgent_r (FILE *stream, struct sgrp *resbuf, char *buffer, size_t buflen, + struct sgrp **result) + { + char *p; ++ int parse_result; + +- _IO_flockfile (stream); ++ flockfile (stream); + do + { + buffer[buflen - 1] = '\xff'; + p = fgets_unlocked (buffer, buflen, stream); +- if (p == NULL && feof_unlocked (stream)) ++ if (__builtin_expect (p == NULL, 0) && feof_unlocked (stream)) + { +- _IO_funlockfile (stream); ++ funlockfile (stream); + *result = NULL; + __set_errno (ENOENT); + return errno; + } +- if (p == NULL || buffer[buflen - 1] != '\xff') ++ if (__builtin_expect (p == NULL, 0) || buffer[buflen - 1] != '\xff') + { +- _IO_funlockfile (stream); ++ funlockfile (stream); + *result = NULL; + __set_errno (ERANGE); + return errno; +@@ -61,13 +66,21 @@ __fgetsgent_r (FILE *stream, struct sgrp *resbuf, char *buffer, size_t buflen, + /* Skip leading blanks. */ + while (isspace (*p)) + ++p; +- } while (*p == '\0' || *p == '#' || /* Ignore empty and comment lines. */ ++ } while (*p == '\0' || *p == '#' /* Ignore empty and comment lines. */ + /* Parse the line. If it is invalid, loop to + get the next line of the file to parse. */ +- ! parse_line (buffer, (void *) resbuf, (void *) buffer, buflen, +- &errno)); ++ || ! (parse_result = parse_line (p, resbuf, ++ (void *) buffer, buflen, ++ &errno))); ++ ++ funlockfile (stream); + +- _IO_funlockfile (stream); ++ if (__builtin_expect (parse_result, 0) == -1) ++ { ++ /* The parser ran out of space. */ ++ *result = NULL; ++ return errno; ++ } + + *result = resbuf; + return 0; +diff --git a/nss/nss_files/files-sgrp.c b/nss/nss_files/files-sgrp.c +index 15dc659..05c3805 100644 +--- a/nss/nss_files/files-sgrp.c ++++ b/nss/nss_files/files-sgrp.c +@@ -23,7 +23,7 @@ + #define DATABASE "gshadow" + struct sgent_data {}; + +-/* Our parser function is already defined in sgetspent_r.c, so use that ++/* Our parser function is already defined in sgetsgent_r.c, so use that + to parse lines from the database file. */ + #define EXTERN_PARSER + #include "files-parse.c" +-- +2.7.4 + diff --git a/abs/core/glibc/glibc-2.22-CVE-2015-7547.patch b/abs/core/glibc/glibc-2.22-CVE-2015-7547.patch deleted file mode 100644 index 525ee49..0000000 --- a/abs/core/glibc/glibc-2.22-CVE-2015-7547.patch +++ /dev/null @@ -1,572 +0,0 @@ -CVE-2015-7547 - -2016-02-15 Carlos O'Donell <carlos@redhat.com> - - [BZ #18665] - * resolv/nss_dns/dns-host.c (gaih_getanswer_slice): Always set - *herrno_p. - (gaih_getanswer): Document functional behviour. Return tryagain - if any result is tryagain. - * resolv/res_query.c (__libc_res_nsearch): Set buffer size to zero - when freed. - * resolv/res_send.c: Add copyright text. - (__libc_res_nsend): Document that MAXPACKET is expected. - (send_vc): Document. Remove buffer reuse. - (send_dg): Document. Remove buffer reuse. Set *thisanssizp to set the - size of the buffer. Add Dprint for truncated UDP buffer. - -diff --git a/resolv/nss_dns/dns-host.c b/resolv/nss_dns/dns-host.c -index a255d5e..47cfe27 100644 ---- a/resolv/nss_dns/dns-host.c -+++ b/resolv/nss_dns/dns-host.c -@@ -1031,7 +1031,10 @@ gaih_getanswer_slice (const querybuf *answer, int anslen, const char *qname, - int h_namelen = 0; - - if (ancount == 0) -- return NSS_STATUS_NOTFOUND; -+ { -+ *h_errnop = HOST_NOT_FOUND; -+ return NSS_STATUS_NOTFOUND; -+ } - - while (ancount-- > 0 && cp < end_of_message && had_error == 0) - { -@@ -1208,7 +1211,14 @@ gaih_getanswer_slice (const querybuf *answer, int anslen, const char *qname, - /* Special case here: if the resolver sent a result but it only - contains a CNAME while we are looking for a T_A or T_AAAA record, - we fail with NOTFOUND instead of TRYAGAIN. */ -- return canon == NULL ? NSS_STATUS_TRYAGAIN : NSS_STATUS_NOTFOUND; -+ if (canon != NULL) -+ { -+ *h_errnop = HOST_NOT_FOUND; -+ return NSS_STATUS_NOTFOUND; -+ } -+ -+ *h_errnop = NETDB_INTERNAL; -+ return NSS_STATUS_TRYAGAIN; - } - - -@@ -1222,11 +1232,101 @@ gaih_getanswer (const querybuf *answer1, int anslen1, const querybuf *answer2, - - enum nss_status status = NSS_STATUS_NOTFOUND; - -+ /* Combining the NSS status of two distinct queries requires some -+ compromise and attention to symmetry (A or AAAA queries can be -+ returned in any order). What follows is a breakdown of how this -+ code is expected to work and why. We discuss only SUCCESS, -+ TRYAGAIN, NOTFOUND and UNAVAIL, since they are the only returns -+ that apply (though RETURN and MERGE exist). We make a distinction -+ between TRYAGAIN (recoverable) and TRYAGAIN' (not-recoverable). -+ A recoverable TRYAGAIN is almost always due to buffer size issues -+ and returns ERANGE in errno and the caller is expected to retry -+ with a larger buffer. -+ -+ Lastly, you may be tempted to make significant changes to the -+ conditions in this code to bring about symmetry between responses. -+ Please don't change anything without due consideration for -+ expected application behaviour. Some of the synthesized responses -+ aren't very well thought out and sometimes appear to imply that -+ IPv4 responses are always answer 1, and IPv6 responses are always -+ answer 2, but that's not true (see the implemetnation of send_dg -+ and send_vc to see response can arrive in any order, particlarly -+ for UDP). However, we expect it holds roughly enough of the time -+ that this code works, but certainly needs to be fixed to make this -+ a more robust implementation. -+ -+ ---------------------------------------------- -+ | Answer 1 Status / | Synthesized | Reason | -+ | Answer 2 Status | Status | | -+ |--------------------------------------------| -+ | SUCCESS/SUCCESS | SUCCESS | [1] | -+ | SUCCESS/TRYAGAIN | TRYAGAIN | [5] | -+ | SUCCESS/TRYAGAIN' | SUCCESS | [1] | -+ | SUCCESS/NOTFOUND | SUCCESS | [1] | -+ | SUCCESS/UNAVAIL | SUCCESS | [1] | -+ | TRYAGAIN/SUCCESS | TRYAGAIN | [2] | -+ | TRYAGAIN/TRYAGAIN | TRYAGAIN | [2] | -+ | TRYAGAIN/TRYAGAIN' | TRYAGAIN | [2] | -+ | TRYAGAIN/NOTFOUND | TRYAGAIN | [2] | -+ | TRYAGAIN/UNAVAIL | TRYAGAIN | [2] | -+ | TRYAGAIN'/SUCCESS | SUCCESS | [3] | -+ | TRYAGAIN'/TRYAGAIN | TRYAGAIN | [3] | -+ | TRYAGAIN'/TRYAGAIN' | TRYAGAIN' | [3] | -+ | TRYAGAIN'/NOTFOUND | TRYAGAIN' | [3] | -+ | TRYAGAIN'/UNAVAIL | UNAVAIL | [3] | -+ | NOTFOUND/SUCCESS | SUCCESS | [3] | -+ | NOTFOUND/TRYAGAIN | TRYAGAIN | [3] | -+ | NOTFOUND/TRYAGAIN' | TRYAGAIN' | [3] | -+ | NOTFOUND/NOTFOUND | NOTFOUND | [3] | -+ | NOTFOUND/UNAVAIL | UNAVAIL | [3] | -+ | UNAVAIL/SUCCESS | UNAVAIL | [4] | -+ | UNAVAIL/TRYAGAIN | UNAVAIL | [4] | -+ | UNAVAIL/TRYAGAIN' | UNAVAIL | [4] | -+ | UNAVAIL/NOTFOUND | UNAVAIL | [4] | -+ | UNAVAIL/UNAVAIL | UNAVAIL | [4] | -+ ---------------------------------------------- -+ -+ [1] If the first response is a success we return success. -+ This ignores the state of the second answer and in fact -+ incorrectly sets errno and h_errno to that of the second -+ answer. However because the response is a success we ignore -+ *errnop and *h_errnop (though that means you touched errno on -+ success). We are being conservative here and returning the -+ likely IPv4 response in the first answer as a success. -+ -+ [2] If the first response is a recoverable TRYAGAIN we return -+ that instead of looking at the second response. The -+ expectation here is that we have failed to get an IPv4 response -+ and should retry both queries. -+ -+ [3] If the first response was not a SUCCESS and the second -+ response is not NOTFOUND (had a SUCCESS, need to TRYAGAIN, -+ or failed entirely e.g. TRYAGAIN' and UNAVAIL) then use the -+ result from the second response, otherwise the first responses -+ status is used. Again we have some odd side-effects when the -+ second response is NOTFOUND because we overwrite *errnop and -+ *h_errnop that means that a first answer of NOTFOUND might see -+ its *errnop and *h_errnop values altered. Whether it matters -+ in practice that a first response NOTFOUND has the wrong -+ *errnop and *h_errnop is undecided. -+ -+ [4] If the first response is UNAVAIL we return that instead of -+ looking at the second response. The expectation here is that -+ it will have failed similarly e.g. configuration failure. -+ -+ [5] Testing this code is complicated by the fact that truncated -+ second response buffers might be returned as SUCCESS if the -+ first answer is a SUCCESS. To fix this we add symmetry to -+ TRYAGAIN with the second response. If the second response -+ is a recoverable error we now return TRYAGIN even if the first -+ response was SUCCESS. */ -+ - if (anslen1 > 0) - status = gaih_getanswer_slice(answer1, anslen1, qname, - &pat, &buffer, &buflen, - errnop, h_errnop, ttlp, - &first); -+ - if ((status == NSS_STATUS_SUCCESS || status == NSS_STATUS_NOTFOUND - || (status == NSS_STATUS_TRYAGAIN - /* We want to look at the second answer in case of an -@@ -1242,8 +1342,15 @@ gaih_getanswer (const querybuf *answer1, int anslen1, const querybuf *answer2, - &pat, &buffer, &buflen, - errnop, h_errnop, ttlp, - &first); -+ /* Use the second response status in some cases. */ - if (status != NSS_STATUS_SUCCESS && status2 != NSS_STATUS_NOTFOUND) - status = status2; -+ /* Do not return a truncated second response (unless it was -+ unavoidable e.g. unrecoverable TRYAGAIN). */ -+ if (status == NSS_STATUS_SUCCESS -+ && (status2 == NSS_STATUS_TRYAGAIN -+ && *errnop == ERANGE && *h_errnop != NO_RECOVERY)) -+ status = NSS_STATUS_TRYAGAIN; - } - - return status; -diff --git a/resolv/res_query.c b/resolv/res_query.c -index 4a9b3b3..95470a9 100644 ---- a/resolv/res_query.c -+++ b/resolv/res_query.c -@@ -396,6 +396,7 @@ __libc_res_nsearch(res_state statp, - { - free (*answerp2); - *answerp2 = NULL; -+ *nanswerp2 = 0; - *answerp2_malloced = 0; - } - } -@@ -447,6 +448,7 @@ __libc_res_nsearch(res_state statp, - { - free (*answerp2); - *answerp2 = NULL; -+ *nanswerp2 = 0; - *answerp2_malloced = 0; - } - -@@ -521,6 +523,7 @@ __libc_res_nsearch(res_state statp, - { - free (*answerp2); - *answerp2 = NULL; -+ *nanswerp2 = 0; - *answerp2_malloced = 0; - } - if (saved_herrno != -1) -diff --git a/resolv/res_send.c b/resolv/res_send.c -index a968b95..21843f1 100644 ---- a/resolv/res_send.c -+++ b/resolv/res_send.c -@@ -1,3 +1,20 @@ -+/* Copyright (C) 2016 Free Software Foundation, Inc. -+ This file is part of the GNU C Library. -+ -+ The GNU C Library is free software; you can redistribute it and/or -+ modify it under the terms of the GNU Lesser General Public -+ License as published by the Free Software Foundation; either -+ version 2.1 of the License, or (at your option) any later version. -+ -+ The GNU C Library is distributed in the hope that it will be useful, -+ but WITHOUT ANY WARRANTY; without even the implied warranty of -+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+ Lesser General Public License for more details. -+ -+ You should have received a copy of the GNU Lesser General Public -+ License along with the GNU C Library; if not, see -+ <http://www.gnu.org/licenses/>. */ -+ - /* - * Copyright (c) 1985, 1989, 1993 - * The Regents of the University of California. All rights reserved. -@@ -355,6 +372,8 @@ __libc_res_nsend(res_state statp, const u_char *buf, int buflen, - #ifdef USE_HOOKS - if (__glibc_unlikely (statp->qhook || statp->rhook)) { - if (anssiz < MAXPACKET && ansp) { -+ /* Always allocate MAXPACKET, callers expect -+ this specific size. */ - u_char *buf = malloc (MAXPACKET); - if (buf == NULL) - return (-1); -@@ -630,6 +649,77 @@ get_nsaddr (res_state statp, int n) - return (struct sockaddr *) (void *) &statp->nsaddr_list[n]; - } - -+/* The send_vc function is responsible for sending a DNS query over TCP -+ to the nameserver numbered NS from the res_state STATP i.e. -+ EXT(statp).nssocks[ns]. The function supports sending both IPv4 and -+ IPv6 queries at the same serially on the same socket. -+ -+ Please note that for TCP there is no way to disable sending both -+ queries, unlike UDP, which honours RES_SNGLKUP and RES_SNGLKUPREOP -+ and sends the queries serially and waits for the result after each -+ sent query. This implemetnation should be corrected to honour these -+ options. -+ -+ Please also note that for TCP we send both queries over the same -+ socket one after another. This technically violates best practice -+ since the server is allowed to read the first query, respond, and -+ then close the socket (to service another client). If the server -+ does this, then the remaining second query in the socket data buffer -+ will cause the server to send the client an RST which will arrive -+ asynchronously and the client's OS will likely tear down the socket -+ receive buffer resulting in a potentially short read and lost -+ response data. This will force the client to retry the query again, -+ and this process may repeat until all servers and connection resets -+ are exhausted and then the query will fail. It's not known if this -+ happens with any frequency in real DNS server implementations. This -+ implementation should be corrected to use two sockets by default for -+ parallel queries. -+ -+ The query stored in BUF of BUFLEN length is sent first followed by -+ the query stored in BUF2 of BUFLEN2 length. Queries are sent -+ serially on the same socket. -+ -+ Answers to the query are stored firstly in *ANSP up to a max of -+ *ANSSIZP bytes. If more than *ANSSIZP bytes are needed and ANSCP -+ is non-NULL (to indicate that modifying the answer buffer is allowed) -+ then malloc is used to allocate a new response buffer and ANSCP and -+ ANSP will both point to the new buffer. If more than *ANSSIZP bytes -+ are needed but ANSCP is NULL, then as much of the response as -+ possible is read into the buffer, but the results will be truncated. -+ When truncation happens because of a small answer buffer the DNS -+ packets header feild TC will bet set to 1, indicating a truncated -+ message and the rest of the socket data will be read and discarded. -+ -+ Answers to the query are stored secondly in *ANSP2 up to a max of -+ *ANSSIZP2 bytes, with the actual response length stored in -+ *RESPLEN2. If more than *ANSSIZP bytes are needed and ANSP2 -+ is non-NULL (required for a second query) then malloc is used to -+ allocate a new response buffer, *ANSSIZP2 is set to the new buffer -+ size and *ANSP2_MALLOCED is set to 1. -+ -+ The ANSP2_MALLOCED argument will eventually be removed as the -+ change in buffer pointer can be used to detect the buffer has -+ changed and that the caller should use free on the new buffer. -+ -+ Note that the answers may arrive in any order from the server and -+ therefore the first and second answer buffers may not correspond to -+ the first and second queries. -+ -+ It is not supported to call this function with a non-NULL ANSP2 -+ but a NULL ANSCP. Put another way, you can call send_vc with a -+ single unmodifiable buffer or two modifiable buffers, but no other -+ combination is supported. -+ -+ It is the caller's responsibility to free the malloc allocated -+ buffers by detecting that the pointers have changed from their -+ original values i.e. *ANSCP or *ANSP2 has changed. -+ -+ If errors are encountered then *TERRNO is set to an appropriate -+ errno value and a zero result is returned for a recoverable error, -+ and a less-than zero result is returned for a non-recoverable error. -+ -+ If no errors are encountered then *TERRNO is left unmodified and -+ a the length of the first response in bytes is returned. */ - static int - send_vc(res_state statp, - const u_char *buf, int buflen, const u_char *buf2, int buflen2, -@@ -639,11 +729,7 @@ send_vc(res_state statp, - { - const HEADER *hp = (HEADER *) buf; - const HEADER *hp2 = (HEADER *) buf2; -- u_char *ans = *ansp; -- int orig_anssizp = *anssizp; -- // XXX REMOVE -- // int anssiz = *anssizp; -- HEADER *anhp = (HEADER *) ans; -+ HEADER *anhp = (HEADER *) *ansp; - struct sockaddr *nsap = get_nsaddr (statp, ns); - int truncating, connreset, n; - /* On some architectures compiler might emit a warning indicating -@@ -731,6 +817,8 @@ send_vc(res_state statp, - * Receive length & response - */ - int recvresp1 = 0; -+ /* Skip the second response if there is no second query. -+ To do that we mark the second response as received. */ - int recvresp2 = buf2 == NULL; - uint16_t rlen16; - read_len: -@@ -767,40 +855,14 @@ send_vc(res_state statp, - u_char **thisansp; - int *thisresplenp; - if ((recvresp1 | recvresp2) == 0 || buf2 == NULL) { -+ /* We have not received any responses -+ yet or we only have one response to -+ receive. */ - thisanssizp = anssizp; - thisansp = anscp ?: ansp; - assert (anscp != NULL || ansp2 == NULL); - thisresplenp = &resplen; - } else { -- if (*anssizp != MAXPACKET) { -- /* No buffer allocated for the first -- reply. We can try to use the rest -- of the user-provided buffer. */ --#if __GNUC_PREREQ (4, 7) -- DIAG_PUSH_NEEDS_COMMENT; -- DIAG_IGNORE_NEEDS_COMMENT (5, "-Wmaybe-uninitialized"); --#endif --#if _STRING_ARCH_unaligned -- *anssizp2 = orig_anssizp - resplen; -- *ansp2 = *ansp + resplen; --#else -- int aligned_resplen -- = ((resplen + __alignof__ (HEADER) - 1) -- & ~(__alignof__ (HEADER) - 1)); -- *anssizp2 = orig_anssizp - aligned_resplen; -- *ansp2 = *ansp + aligned_resplen; --#endif --#if __GNUC_PREREQ (4, 7) -- DIAG_POP_NEEDS_COMMENT; --#endif -- } else { -- /* The first reply did not fit into the -- user-provided buffer. Maybe the second -- answer will. */ -- *anssizp2 = orig_anssizp; -- *ansp2 = *ansp; -- } -- - thisanssizp = anssizp2; - thisansp = ansp2; - thisresplenp = resplen2; -@@ -804,10 +870,14 @@ send_vc(res_state statp, - anhp = (HEADER *) *thisansp; - - *thisresplenp = rlen; -- if (rlen > *thisanssizp) { -- /* Yes, we test ANSCP here. If we have two buffers -- both will be allocatable. */ -- if (__glibc_likely (anscp != NULL)) { -+ /* Is the answer buffer too small? */ -+ if (*thisanssizp < rlen) { -+ /* If the current buffer is not the the static -+ user-supplied buffer then we can reallocate -+ it. */ -+ if (thisansp != NULL && thisansp != ansp) { -+ /* Always allocate MAXPACKET, callers expect -+ this specific size. */ - u_char *newp = malloc (MAXPACKET); - if (newp == NULL) { - *terrno = ENOMEM; -@@ -819,6 +889,9 @@ send_vc(res_state statp, - if (thisansp == ansp2) - *ansp2_malloced = 1; - anhp = (HEADER *) newp; -+ /* A uint16_t can't be larger than MAXPACKET -+ thus it's safe to allocate MAXPACKET but -+ read RLEN bytes instead. */ - len = rlen; - } else { - Dprint(statp->options & RES_DEBUG, -@@ -948,6 +1021,66 @@ reopen (res_state statp, int *terrno, int ns) - return 1; - } - -+/* The send_dg function is responsible for sending a DNS query over UDP -+ to the nameserver numbered NS from the res_state STATP i.e. -+ EXT(statp).nssocks[ns]. The function supports IPv4 and IPv6 queries -+ along with the ability to send the query in parallel for both stacks -+ (default) or serially (RES_SINGLKUP). It also supports serial lookup -+ with a close and reopen of the socket used to talk to the server -+ (RES_SNGLKUPREOP) to work around broken name servers. -+ -+ The query stored in BUF of BUFLEN length is sent first followed by -+ the query stored in BUF2 of BUFLEN2 length. Queries are sent -+ in parallel (default) or serially (RES_SINGLKUP or RES_SNGLKUPREOP). -+ -+ Answers to the query are stored firstly in *ANSP up to a max of -+ *ANSSIZP bytes. If more than *ANSSIZP bytes are needed and ANSCP -+ is non-NULL (to indicate that modifying the answer buffer is allowed) -+ then malloc is used to allocate a new response buffer and ANSCP and -+ ANSP will both point to the new buffer. If more than *ANSSIZP bytes -+ are needed but ANSCP is NULL, then as much of the response as -+ possible is read into the buffer, but the results will be truncated. -+ When truncation happens because of a small answer buffer the DNS -+ packets header feild TC will bet set to 1, indicating a truncated -+ message, while the rest of the UDP packet is discarded. -+ -+ Answers to the query are stored secondly in *ANSP2 up to a max of -+ *ANSSIZP2 bytes, with the actual response length stored in -+ *RESPLEN2. If more than *ANSSIZP bytes are needed and ANSP2 -+ is non-NULL (required for a second query) then malloc is used to -+ allocate a new response buffer, *ANSSIZP2 is set to the new buffer -+ size and *ANSP2_MALLOCED is set to 1. -+ -+ The ANSP2_MALLOCED argument will eventually be removed as the -+ change in buffer pointer can be used to detect the buffer has -+ changed and that the caller should use free on the new buffer. -+ -+ Note that the answers may arrive in any order from the server and -+ therefore the first and second answer buffers may not correspond to -+ the first and second queries. -+ -+ It is not supported to call this function with a non-NULL ANSP2 -+ but a NULL ANSCP. Put another way, you can call send_vc with a -+ single unmodifiable buffer or two modifiable buffers, but no other -+ combination is supported. -+ -+ It is the caller's responsibility to free the malloc allocated -+ buffers by detecting that the pointers have changed from their -+ original values i.e. *ANSCP or *ANSP2 has changed. -+ -+ If an answer is truncated because of UDP datagram DNS limits then -+ *V_CIRCUIT is set to 1 and the return value non-zero to indicate to -+ the caller to retry with TCP. The value *GOTSOMEWHERE is set to 1 -+ if any progress was made reading a response from the nameserver and -+ is used by the caller to distinguish between ECONNREFUSED and -+ ETIMEDOUT (the latter if *GOTSOMEWHERE is 1). -+ -+ If errors are encountered then *TERRNO is set to an appropriate -+ errno value and a zero result is returned for a recoverable error, -+ and a less-than zero result is returned for a non-recoverable error. -+ -+ If no errors are encountered then *TERRNO is left unmodified and -+ a the length of the first response in bytes is returned. */ - static int - send_dg(res_state statp, - const u_char *buf, int buflen, const u_char *buf2, int buflen2, -@@ -957,8 +1090,6 @@ send_dg(res_state statp, - { - const HEADER *hp = (HEADER *) buf; - const HEADER *hp2 = (HEADER *) buf2; -- u_char *ans = *ansp; -- int orig_anssizp = *anssizp; - struct timespec now, timeout, finish; - struct pollfd pfd[1]; - int ptimeout; -@@ -991,6 +1122,8 @@ send_dg(res_state statp, - int need_recompute = 0; - int nwritten = 0; - int recvresp1 = 0; -+ /* Skip the second response if there is no second query. -+ To do that we mark the second response as received. */ - int recvresp2 = buf2 == NULL; - pfd[0].fd = EXT(statp).nssocks[ns]; - pfd[0].events = POLLOUT; -@@ -1154,55 +1287,56 @@ send_dg(res_state statp, - int *thisresplenp; - - if ((recvresp1 | recvresp2) == 0 || buf2 == NULL) { -+ /* We have not received any responses -+ yet or we only have one response to -+ receive. */ - thisanssizp = anssizp; - thisansp = anscp ?: ansp; - assert (anscp != NULL || ansp2 == NULL); - thisresplenp = &resplen; - } else { -- if (*anssizp != MAXPACKET) { -- /* No buffer allocated for the first -- reply. We can try to use the rest -- of the user-provided buffer. */ --#if _STRING_ARCH_unaligned -- *anssizp2 = orig_anssizp - resplen; -- *ansp2 = *ansp + resplen; --#else -- int aligned_resplen -- = ((resplen + __alignof__ (HEADER) - 1) -- & ~(__alignof__ (HEADER) - 1)); -- *anssizp2 = orig_anssizp - aligned_resplen; -- *ansp2 = *ansp + aligned_resplen; --#endif -- } else { -- /* The first reply did not fit into the -- user-provided buffer. Maybe the second -- answer will. */ -- *anssizp2 = orig_anssizp; -- *ansp2 = *ansp; -- } -- - thisanssizp = anssizp2; - thisansp = ansp2; - thisresplenp = resplen2; - } - - if (*thisanssizp < MAXPACKET -- /* Yes, we test ANSCP here. If we have two buffers -- both will be allocatable. */ -- && anscp -+ /* If the current buffer is not the the static -+ user-supplied buffer then we can reallocate -+ it. */ -+ && (thisansp != NULL && thisansp != ansp) - #ifdef FIONREAD -+ /* Is the size too small? */ - && (ioctl (pfd[0].fd, FIONREAD, thisresplenp) < 0 - || *thisanssizp < *thisresplenp) - #endif - ) { -+ /* Always allocate MAXPACKET, callers expect -+ this specific size. */ - u_char *newp = malloc (MAXPACKET); - if (newp != NULL) { -- *anssizp = MAXPACKET; -- *thisansp = ans = newp; -+ *thisanssizp = MAXPACKET; -+ *thisansp = newp; - if (thisansp == ansp2) - *ansp2_malloced = 1; - } - } -+ /* We could end up with truncation if anscp was NULL -+ (not allowed to change caller's buffer) and the -+ response buffer size is too small. This isn't a -+ reliable way to detect truncation because the ioctl -+ may be an inaccurate report of the UDP message size. -+ Therefore we use this only to issue debug output. -+ To do truncation accurately with UDP we need -+ MSG_TRUNC which is only available on Linux. We -+ can abstract out the Linux-specific feature in the -+ future to detect truncation. */ -+ if (__glibc_unlikely (*thisanssizp < *thisresplenp)) { -+ Dprint(statp->options & RES_DEBUG, -+ (stdout, ";; response may be truncated (UDP)\n") -+ ); -+ } -+ - HEADER *anhp = (HEADER *) *thisansp; - socklen_t fromlen = sizeof(struct sockaddr_in6); - assert (sizeof(from) <= fromlen); - diff --git a/abs/core/glibc/glibc-2.22-roundup.patch b/abs/core/glibc/glibc-2.22-roundup.patch deleted file mode 100644 index d820315..0000000 --- a/abs/core/glibc/glibc-2.22-roundup.patch +++ /dev/null @@ -1,2747 +0,0 @@ -diff --git a/ChangeLog b/ChangeLog -index cb9124e..376355f 100644 ---- a/ChangeLog -+++ b/ChangeLog -@@ -1,3 +1,300 @@ -+2016-02-12 Florian Weimer <fweimer@redhat.com> -+ -+ * misc/bug18240.c (do_test): Set RLIMIT_AS. -+ -+2016-01-27 Paul Eggert <eggert@cs.ucla.edu> -+ -+ [BZ #18240] -+ * misc/hsearch_r.c (isprime, __hcreate_r): Protect against -+ unsigned int wraparound. -+ -+2016-01-27 Florian Weimer <fweimer@redhat.com> -+ -+ [BZ #18240] -+ * misc/bug18240.c: New test. -+ * misc/Makefile (tests): Add it. -+ -+2015-08-25 OndÅ™ej BÃlka <neleai@seznam.cz> -+ -+ [BZ #18240] -+ * misc/hsearch_r.c (__hcreate_r): Handle overflow. -+ -+2015-10-27 Ludovic Courtès <ludo@gnu.org> -+ -+ * locale/loadlocale.c (_nl_intern_locale_data): Change assertion -+ on CNT to a conditional jump to 'puntdata'. -+ -+2015-08-18 Alan Modra <amodra@gmail.com> -+ -+ [BZ #18421] -+ * sysdeps/hppa/start.S [SHARED]: Use .section .data.rel.ro and define -+ .Lp__global. -+ (_start): Load %dp via .Lp__global. -+ [!SHARED]: Use .section .rodata. -+ -+2015-08-09 John David Anglin <danglin@gcc.gnu.org> -+ -+ [BZ #18480] -+ * sysdeps/unix/sysv/linux/hppa/sysdep.h (LOAD_ARGS_0, LOAD_ARGS_1, -+ LOAD_ARGS_2, LOAD_ARGS_3, LOAD_ARGS_4, LOAD_ARGS_5, LOAD_ARGS_6): -+ Define. -+ (LOAD_REGS_0, LOAD_REGS_1, LOAD_REGS_2, LOAD_REGS_3, LOAD_REGS_4, -+ LOAD_REGS_5, LOAD_REGS_6): Update. -+ (INTERNAL_SYSCALL): Update using new LOAD defines. -+ (INTERNAL_SYSCALL_NCS): Likewise. -+ * sysdeps/unix/sysv/linux/hppa/syscall.c (syscall): Likewise. -+ -+2015-09-26 Paul Pluzhnikov <ppluzhnikov@google.com> -+ -+ [BZ #18985] -+ * time/strftime_l.c (a_wkday, f_wkday, a_month, f_month): Range check. -+ (__strftime_internal): Likewise. -+ * time/tst-strftime.c (do_bz18985): New test. -+ (do_test): Call it. -+ -+2015-08-08 Paul Pluzhnikov <ppluzhnikov@google.com> -+ -+ [BZ #17905] -+ * catgets/Makefile (tst-catgets-mem): New test. -+ * catgets/catgets.c (catopen): Don't use unbounded alloca. -+ * catgets/open_catalog.c (__open_catalog): Likewise. -+ * catgets/tst-catgets.c (do_bz17905): Test unbounded alloca. -+ -+2015-12-31 Aurelien Jarno <aurelien@aurel32.net> -+ -+ * sysdeps/unix/sysv/linux/alpha/libc.abilist [GLIBC_2.22]: Move -+ to keep the file sorted. -+ * sysdeps/unix/sysv/linux/hppa/libc.abilist [GLIBC_2.22]: Likewise. -+ -+2015-12-17 Paul E. Murphy <murphyp@linux.vnet.ibm.com> -+ -+ [BZ #19174] -+ * sysdeps/powerpc/nptl/elide.h (__elide_lock): Fix usage of -+ .skip_lock_out_of_tbegin_retries. -+ * sysdeps/unix/sysv/linux/powerpc/elision-lock.c -+ (__lll_lock_elision): Likewise, and respect a value of -+ try_tbegin <= 0. -+ -+2015-11-20 Roland McGrath <roland@hack.frob.com> -+ -+ * sysdeps/nacl/dl-map-segments.h (_dl_map_segments): Use -+ __glibc_likely instead of __builtin_expect. After falling back to -+ dyncode_create in a non-ET_DYN case, use the allocate_code_data -+ system interface to register the code pages as occupied. -+ -+2015-11-14 H.J. Lu <hongjiu.lu@intel.com> -+ -+ * config.make.in (have-glob-dat-reloc): New. -+ * configure.ac (libc_cv_has_glob_dat): New. Set to yes if -+ target supports GLOB_DAT relocaton. AC_SUBST. -+ * configure: Regenerated. -+ * elf/Makefile (tests): Add tst-prelink. -+ (tests-special): Add $(objpfx)tst-prelink-cmp.out. -+ (tst-prelink-ENV): New. -+ ($(objpfx)tst-prelink-conflict.out): Likewise. -+ ($(objpfx)tst-prelink-cmp.out): Likewise. -+ * sysdeps/x86/tst-prelink.c: Moved to ... -+ * elf/tst-prelink.c: Here. -+ * sysdeps/x86/tst-prelink.exp: Moved to ... -+ * elf/tst-prelink.exp: Here. -+ * sysdeps/x86/Makefile (tests): Don't add tst-prelink. -+ (tst-prelink-ENV): Removed. -+ ($(objpfx)tst-prelink-conflict.out): Likewise. -+ ($(objpfx)tst-prelink-cmp.out): Likewise. -+ (tests-special): Don't add $(objpfx)tst-prelink-cmp.out. -+ -+2015-11-10 Roland McGrath <roland@hack.frob.com> -+ -+ * elf/dl-load.c (open_verify): Take new argument FD. -+ Skip __open call if passed FD is not -1. -+ (_dl_map_object, open_path): Update callers. -+ * elf/dl-sysdep-open.h: New file. -+ * elf/dl-load.c: Include it. -+ (_dl_map_object): Try _dl_sysdep_open_object before ldconfig cache. -+ * sysdeps/nacl/dl-sysdep.c (_dl_sysdep_open_object): New function. -+ * sysdeps/nacl/dl-sysdep-open.h: New file. -+ * sysdeps/nacl/nacl-interface-list.h: Move nacl_irt_resource_open -+ from libc to rtld. -+ -+2015-11-10 H.J. Lu <hongjiu.lu@intel.com> -+ -+ [BZ #19178] -+ * sysdeps/x86/Makefile (tests): Add tst-prelink. -+ (tst-prelink-ENV): New. -+ ($(objpfx)tst-prelink-conflict.out): Likewise. -+ ($(objpfx)tst-prelink-cmp.out): Likewise. -+ (tests-special): Add $(objpfx)tst-prelink-cmp.out. -+ * sysdeps/x86/tst-prelink.c: New file. -+ * sysdeps/x86/tst-prelink.exp: Likewise. -+ -+2015-11-07 H.J. Lu <hongjiu.lu@intel.com> -+ -+ [BZ #19178] -+ * elf/dl-lookup.c (RTYPE_CLASS_VALID): New. -+ (RTYPE_CLASS_PLT): Likewise. -+ (RTYPE_CLASS_COPY): Likewise. -+ (RTYPE_CLASS_TLS): Likewise. -+ (_dl_debug_bindings): Use RTYPE_CLASS_TLS and RTYPE_CLASS_VALID -+ to set relocation type class for DL_DEBUG_PRELINK. Keep only -+ ELF_RTYPE_CLASS_PLT and ELF_RTYPE_CLASS_COPY bits for -+ DL_DEBUG_PRELINK. -+ -+2015-10-20 Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com> -+ -+ [BZ #18743] -+ * sysdeps/powerpc/nptl/elide.h (__elide_lock): Move most of this -+ code to... -+ (ELIDE_LOCK): ...here. -+ (__get_new_count): New function with part of the code from -+ __elide_lock that updates the value of adapt_count after a -+ transaction abort. -+ (__elided_trylock): Moved this code to... -+ (ELIDE_TRYLOCK): ...here. -+ -+2015-10-06 Florian Weimer <fweimer@redhat.com> -+ -+ [BZ #19018] -+ * stdlib/cxa_thread_atexit_impl.c (__cxa_thread_atexit_impl): -+ Mangle function pointer before storing it. -+ (__call_tls_dtors): Demangle function pointer before calling it. -+ -+2015-10-15 Florian Weimer <fweimer@redhat.com> -+ -+ [BZ #18928] -+ * sysdeps/generic/ldsodefs.h (struct rtld_global_ro): Remove -+ _dl_pointer_guard member. -+ * elf/rtld.c (_rtld_global_ro): Remove _dl_pointer_guard -+ initializer. -+ (security_init): Always set up pointer guard. -+ (process_envvars): Do not process LD_POINTER_GUARD. -+ -+2015-10-09 Carlos O'Donell <carlos@redhat.com> -+ -+ [BZ #18589] -+ * string/bug-strcoll2.c: Adjust copyright, and remove contributed by. -+ * string/Makefile ($(objpfx)bug-strcoll2.out): Depend on -+ $(gen-locales). -+ -+2015-10-08 Carlos O'Donell <carlos@redhat.com> -+ -+ [BZ #18589] -+ * string/Makefile (tests): Add bug-strcoll2. -+ (LOCALES): Add cs_CZ.UTF-8. -+ -+2015-09-28 Martin Sebor <msebor@redhat.com> -+ -+ [BZ #18969] -+ * string/Makefile (LOCALES): Define. -+ (gen-locales.mk): Include. -+ (test-strcasecmp.out, test-strncasecmp.out, tst-strxfrm.out) -+ (tst-strxfrm2.out): Add deppendency on $(gen-locales). -+ * string/tst-strxfrm2.c (do_test): Print the name of the locale -+ on setlocale failure. -+ -+2015-10-08 Carlos O'Donell <carlos@redhat.com> -+ -+ [BZ #18589] -+ * string/bug-strcoll2.c: New file. -+ * locale/categories.def: Revert commit -+ f13c2a8dff2329c6692a80176262ceaaf8a6f74e. -+ * locale/langinfo.h: Likewise. -+ * locale/localeinfo.h: Likewise. -+ * locale/C-collate.c: Likewise. -+ * programs/ld-collate.c (collate_output): Likewise. -+ * string/strcoll_l.c (STRDIFF): Likewise. -+ (STRCOLL): Likewise. -+ * wcsmbs/wcscoll_l.c: Likewise. -+ -+2015-09-15 Roland McGrath <roland@hack.frob.com> -+ -+ * misc/sys/param.h [!MAXHOSTNAMELEN && HOST_NAME_MAX] -+ (MAXHOSTNAMELEN): Define it to HOST_NAME_MAX. -+ -+2015-09-11 Roland McGrath <roland@hack.frob.com> -+ -+ * sysdeps/nacl/Makefile [$(subdir) = misc] (sysdep_headers): -+ Use 'override' keyword to freeze the value here, preventing -+ the addition of sys/mtio.h by sysdeps/gnu/Makefile. -+ -+2015-09-04 Roland McGrath <roland@hack.frob.com> -+ -+ [BZ #18921] -+ * sysdeps/posix/opendir.c (need_isdir_precheck) [O_DIRECTORY]: -+ Fix inverted sense of test of 'o_directory_works' value. -+ Reported by Pádraig Brady <P@draigBrady.com>, diagnosed by -+ Bernhard Voelker <mail@bernhard-voelker.de>. -+ -+2015-08-31 Brett Neumeier <brett@neumeier.us> -+ -+ [BZ #18870] -+ * sysdeps/sparc/sparc32/sem_open.c: Add missing #include -+ -+2015-08-28 Mike Frysinger <vapier@gentoo.org> -+ -+ [BZ #18887] -+ * misc/Makefile (tests): Add tst-mntent-blank-corrupt and -+ tst-mntent-blank-passno. -+ * misc/mntent_r.c (__getmntent_r): Do not read past buffer[0]. -+ * misc/tst-mntent-blank-corrupt.c: New test. -+ * misc/tst-mntent-blank-passno.c: New test ripped from ... -+ * misc/tst-mntent.c (do_test): ... here. -+ -+2015-08-25 Roland McGrath <roland@hack.frob.com> -+ -+ * sysdeps/nacl/start.c (_start): Call __nacl_main instead of main -+ if the weak reference is not null. -+ -+2015-08-19 Andrew Senkevich <andrew.senkevich@intel.com> -+ -+ [BZ #18796] -+ * scripts/test-installation.pl: Don't add -lmvec to build options -+ if libmvec wasn't built. -+ * NEWS: Mention this fix. -+ -+2015-08-10 Maxim Ostapenko <m.ostapenko@partner.samsung.com> -+ -+ [BZ #18778] -+ * elf/Makefile (tests): Add Add tst-nodelete2. -+ (modules-names): Add tst-nodelete2mod. -+ (tst-nodelete2mod.so-no-z-defs): New. -+ ($(objpfx)tst-nodelete2): Likewise. -+ ($(objpfx)tst-nodelete2.out): Likewise. -+ (LDFLAGS-tst-nodelete2): Likewise. -+ * elf/dl-close.c (_dl_close_worker): Move DF_1_NODELETE clearing -+ out of loop through all loaded libraries. -+ * elf/tst-nodelete2.c: New file. -+ * elf/tst-nodelete2mod.c: Likewise. -+ -+2015-08-10 Andreas Schwab <schwab@suse.de> -+ -+ [BZ #18781] -+ * sysdeps/unix/sysv/linux/openat.c (__OPENAT) [MORE_OFLAGS]: Add -+ MORE_OFLAGS to oflag. -+ * io/test-lfs.c (do_test): Test openat64. -+ -+2015-08-08 John David Anglin <danglin@gcc.gnu.org> -+ -+ [BZ #18787] -+ * sysdeps/unix/sysv/linux/hppa/bits/atomic.h (_LWS_CLOBBER): Revise -+ clobber registers. -+ (atomic_compare_and_exchange_val_acq): Use register asms to assign -+ operand registers. Use register %r20 for EAGAIN and EDEADLOCK checks. -+ Cast return to __typeof (oldval). -+ -+2015-08-08 Mike Frysinger <vapier@gentoo.org> -+ -+ * sysdeps/unix/sysv/linux/microblaze/sysdep.h: Wrap the whole file -+ in _LINUX_MICROBLAZE_SYSDEP_H defines. Include sysdeps/unix/sysdep.h -+ and delete sys/syscall.h include. -+ -+2015-08-07 Mike Frysinger <vapier@gentoo.org> -+ -+ * sysdeps/hppa/dl-symaddr.c (_dl_symbol_address): Add rtld_hidden_def. -+ -+2015-08-05 Zack Weinberg <zackw@panix.com> -+ -+ * misc/regexp.h: Update comments. -+ - 2015-08-05 Carlos O'Donell <carlos@systemhalted.org> - - * version.h (RELEASE): Set to "stable". -diff --git a/NEWS b/NEWS -index 4c31de7..7c4fbc6 100644 ---- a/NEWS -+++ b/NEWS -@@ -5,6 +5,16 @@ See the end for copying conditions. - Please send GNU C library bug reports via <http://sourceware.org/bugzilla/> - using `glibc' in the "product" field. - -+Version 2.22.1 -+ -+* The following bugs are resolved with this release: -+ -+ 17905, 18420, 18421, 18480, 18589, 18743, 18778, 18781, 18787, 18796, -+ 18870, 18887, 18921, 18928, 18969, 18985, 19018, 19174, 19178. -+ -+* The LD_POINTER_GUARD environment variable can no longer be used to -+ disable the pointer guard feature. It is always enabled. -+ - Version 2.22 - - * The following bugs are resolved with this release: -@@ -84,7 +94,7 @@ Version 2.22 - release. Use of this header will trigger a deprecation warning. - Application developers should update their code to use <regex.h> instead. - -- This header was formerly part of SUSv2, but was deprecated in 1997 and -+ This header was formerly part of SUS, but was deprecated in 1994 and - removed from the standard in 2001. Also, the glibc implementation - leaks memory. See BZ#18681 for more details. - -diff --git a/catgets/Makefile b/catgets/Makefile -index 4624a88..56de38b 100644 ---- a/catgets/Makefile -+++ b/catgets/Makefile -@@ -34,6 +34,7 @@ test-srcs = test-gencat - ifeq ($(run-built-tests),yes) - tests-special += $(objpfx)de/libc.cat $(objpfx)test1.cat $(objpfx)test2.cat \ - $(objpfx)sample.SJIS.cat $(objpfx)test-gencat.out -+tests-special += $(objpfx)tst-catgets-mem.out - endif - - gencat-modules = xmalloc -@@ -50,9 +51,11 @@ catgets-CPPFLAGS := -DNLSPATH='"$(msgcatdir)/%L/%N:$(msgcatdir)/%L/LC_MESSAGES/% - - generated += de.msg test1.cat test1.h test2.cat test2.h sample.SJIS.cat \ - test-gencat.h -+generated += tst-catgets.mtrace tst-catgets-mem.out -+ - generated-dirs += de - --tst-catgets-ENV = NLSPATH="$(objpfx)%l/%N.cat" LANG=de -+tst-catgets-ENV = NLSPATH="$(objpfx)%l/%N.cat" LANG=de MALLOC_TRACE=$(objpfx)tst-catgets.mtrace - - ifeq ($(run-built-tests),yes) - # This test just checks whether the program produces any error or not. -@@ -86,4 +89,8 @@ $(objpfx)test-gencat.out: test-gencat.sh $(objpfx)test-gencat \ - $(objpfx)sample.SJIS.cat: sample.SJIS $(objpfx)gencat - $(built-program-cmd) -H $(objpfx)test-gencat.h < $(word 1,$^) > $@; \ - $(evaluate-test) -+ -+$(objpfx)tst-catgets-mem.out: $(objpfx)tst-catgets.out -+ $(common-objpfx)malloc/mtrace $(objpfx)tst-catgets.mtrace > $@; \ -+ $(evaluate-test) - endif -diff --git a/catgets/catgets.c b/catgets/catgets.c -index cf93d56..4be452d 100644 ---- a/catgets/catgets.c -+++ b/catgets/catgets.c -@@ -16,7 +16,6 @@ - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - --#include <alloca.h> - #include <errno.h> - #include <locale.h> - #include <nl_types.h> -@@ -35,6 +34,7 @@ catopen (const char *cat_name, int flag) - __nl_catd result; - const char *env_var = NULL; - const char *nlspath = NULL; -+ char *tmp = NULL; - - if (strchr (cat_name, '/') == NULL) - { -@@ -54,7 +54,10 @@ catopen (const char *cat_name, int flag) - { - /* Append the system dependent directory. */ - size_t len = strlen (nlspath) + 1 + sizeof NLSPATH; -- char *tmp = alloca (len); -+ tmp = malloc (len); -+ -+ if (__glibc_unlikely (tmp == NULL)) -+ return (nl_catd) -1; - - __stpcpy (__stpcpy (__stpcpy (tmp, nlspath), ":"), NLSPATH); - nlspath = tmp; -@@ -65,16 +68,18 @@ catopen (const char *cat_name, int flag) - - result = (__nl_catd) malloc (sizeof (*result)); - if (result == NULL) -- /* We cannot get enough memory. */ -- return (nl_catd) -1; -- -- if (__open_catalog (cat_name, nlspath, env_var, result) != 0) -+ { -+ /* We cannot get enough memory. */ -+ result = (nl_catd) -1; -+ } -+ else if (__open_catalog (cat_name, nlspath, env_var, result) != 0) - { - /* Couldn't open the file. */ - free ((void *) result); -- return (nl_catd) -1; -+ result = (nl_catd) -1; - } - -+ free (tmp); - return (nl_catd) result; - } - -diff --git a/catgets/open_catalog.c b/catgets/open_catalog.c -index e069416..9f4d776 100644 ---- a/catgets/open_catalog.c -+++ b/catgets/open_catalog.c -@@ -47,6 +47,7 @@ __open_catalog (const char *cat_name, const char *nlspath, const char *env_var, - size_t tab_size; - const char *lastp; - int result = -1; -+ char *buf = NULL; - - if (strchr (cat_name, '/') != NULL || nlspath == NULL) - fd = open_not_cancel_2 (cat_name, O_RDONLY); -@@ -57,23 +58,23 @@ __open_catalog (const char *cat_name, const char *nlspath, const char *env_var, - if (__glibc_unlikely (bufact + (n) >= bufmax)) \ - { \ - char *old_buf = buf; \ -- bufmax += 256 + (n); \ -- buf = (char *) alloca (bufmax); \ -- memcpy (buf, old_buf, bufact); \ -+ bufmax += (bufmax < 256 + (n)) ? 256 + (n) : bufmax; \ -+ buf = realloc (buf, bufmax); \ -+ if (__glibc_unlikely (buf == NULL)) \ -+ { \ -+ free (old_buf); \ -+ return -1; \ -+ } \ - } - - /* The RUN_NLSPATH variable contains a colon separated list of - descriptions where we expect to find catalogs. We have to - recognize certain % substitutions and stop when we found the - first existing file. */ -- char *buf; - size_t bufact; -- size_t bufmax; -+ size_t bufmax = 0; - size_t len; - -- buf = NULL; -- bufmax = 0; -- - fd = -1; - while (*run_nlspath != '\0') - { -@@ -188,7 +189,10 @@ __open_catalog (const char *cat_name, const char *nlspath, const char *env_var, - - /* Avoid dealing with directories and block devices */ - if (__builtin_expect (fd, 0) < 0) -- return -1; -+ { -+ free (buf); -+ return -1; -+ } - - if (__builtin_expect (__fxstat64 (_STAT_VER, fd, &st), 0) < 0) - goto close_unlock_return; -@@ -325,6 +329,7 @@ __open_catalog (const char *cat_name, const char *nlspath, const char *env_var, - /* Release the lock again. */ - close_unlock_return: - close_not_cancel_no_status (fd); -+ free (buf); - - return result; - } -diff --git a/catgets/tst-catgets.c b/catgets/tst-catgets.c -index a0a4089..0886938 100644 ---- a/catgets/tst-catgets.c -+++ b/catgets/tst-catgets.c -@@ -1,7 +1,10 @@ -+#include <assert.h> - #include <mcheck.h> - #include <nl_types.h> - #include <stdio.h> -+#include <stdlib.h> - #include <string.h> -+#include <sys/resource.h> - - - static const char *msgs[] = -@@ -12,6 +15,33 @@ static const char *msgs[] = - }; - #define nmsgs (sizeof (msgs) / sizeof (msgs[0])) - -+ -+/* Test for unbounded alloca. */ -+static int -+do_bz17905 (void) -+{ -+ char *buf; -+ struct rlimit rl; -+ nl_catd result; -+ -+ const int sz = 1024 * 1024; -+ -+ getrlimit (RLIMIT_STACK, &rl); -+ rl.rlim_cur = sz; -+ setrlimit (RLIMIT_STACK, &rl); -+ -+ buf = malloc (sz + 1); -+ memset (buf, 'A', sz); -+ buf[sz] = '\0'; -+ setenv ("NLSPATH", buf, 1); -+ -+ result = catopen (buf, NL_CAT_LOCALE); -+ assert (result == (nl_catd) -1); -+ -+ free (buf); -+ return 0; -+} -+ - #define ROUNDS 5 - - static int -@@ -62,6 +92,7 @@ do_test (void) - } - } - -+ result += do_bz17905 (); - return result; - } - -diff --git a/config.make.in b/config.make.in -index a9f5696..46cd9bb 100644 ---- a/config.make.in -+++ b/config.make.in -@@ -51,6 +51,7 @@ have-z-combreloc = @libc_cv_z_combreloc@ - have-z-execstack = @libc_cv_z_execstack@ - have-Bgroup = @libc_cv_Bgroup@ - have-protected-data = @libc_cv_protected_data@ -+have-glob-dat-reloc = @libc_cv_has_glob_dat@ - with-fp = @with_fp@ - old-glibc-headers = @old_glibc_headers@ - unwind-find-fde = @libc_cv_gcc_unwind_find_fde@ -diff --git a/configure b/configure -index 45cc7cb..4f87b31 100755 ---- a/configure -+++ b/configure -@@ -628,6 +628,7 @@ gnu89_inline - libc_cv_ssp - fno_unit_at_a_time - libc_cv_output_format -+libc_cv_has_glob_dat - libc_cv_hashstyle - libc_cv_fpie - libc_cv_z_execstack -@@ -6335,6 +6336,39 @@ $as_echo "$libc_cv_use_default_link" >&6; } - use_default_link=$libc_cv_use_default_link - fi - -+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GLOB_DAT reloc" >&5 -+$as_echo_n "checking for GLOB_DAT reloc... " >&6; } -+if ${libc_cv_has_glob_dat+:} false; then : -+ $as_echo_n "(cached) " >&6 -+else -+ cat > conftest.c <<EOF -+extern int mumble; -+int foo (void) { return mumble; } -+EOF -+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -+ -fPIC -shared -o conftest.so conftest.c -+ -nostdlib -nostartfiles -+ 1>&5' -+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 -+ (eval $ac_try) 2>&5 -+ ac_status=$? -+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 -+ test $ac_status = 0; }; } -+then -+ if $READELF -rW conftest.so | grep '_GLOB_DAT' > /dev/null; then -+ libc_cv_has_glob_dat=yes -+ else -+ libc_cv_has_glob_dat=no -+ fi -+else -+ libc_cv_has_glob_dat=no -+fi -+rm -f conftest* -+fi -+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_has_glob_dat" >&5 -+$as_echo "$libc_cv_has_glob_dat" >&6; } -+ -+ - { $as_echo "$as_me:${as_lineno-$LINENO}: checking linker output format" >&5 - $as_echo_n "checking linker output format... " >&6; } - if ${libc_cv_output_format+:} false; then : -diff --git a/configure.ac b/configure.ac -index 7e9383a..8be612d 100644 ---- a/configure.ac -+++ b/configure.ac -@@ -1535,6 +1535,29 @@ $ac_try" - use_default_link=$libc_cv_use_default_link - fi - -+AC_CACHE_CHECK(for GLOB_DAT reloc, -+ libc_cv_has_glob_dat, [dnl -+cat > conftest.c <<EOF -+extern int mumble; -+int foo (void) { return mumble; } -+EOF -+if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -+ -fPIC -shared -o conftest.so conftest.c -+ -nostdlib -nostartfiles -+ 1>&AS_MESSAGE_LOG_FD]) -+then -+dnl look for GLOB_DAT relocation. -+ if $READELF -rW conftest.so | grep '_GLOB_DAT' > /dev/null; then -+ libc_cv_has_glob_dat=yes -+ else -+ libc_cv_has_glob_dat=no -+ fi -+else -+ libc_cv_has_glob_dat=no -+fi -+rm -f conftest*]) -+AC_SUBST(libc_cv_has_glob_dat) -+ - AC_CACHE_CHECK(linker output format, libc_cv_output_format, [dnl - if libc_cv_output_format=` - ${CC-cc} -nostartfiles -nostdlib -Wl,--print-output-format 2>&AS_MESSAGE_LOG_FD` -diff --git a/elf/Makefile b/elf/Makefile -index 4ceeaf8..a2c43bc 100644 ---- a/elf/Makefile -+++ b/elf/Makefile -@@ -148,7 +148,8 @@ tests += loadtest restest1 preloadtest loadfail multiload origtest resolvfail \ - tst-unique1 tst-unique2 $(if $(CXX),tst-unique3 tst-unique4 \ - tst-nodelete) \ - tst-initorder tst-initorder2 tst-relsort1 tst-null-argv \ -- tst-ptrguard1 tst-tlsalign tst-tlsalign-extern tst-nodelete-opened -+ tst-ptrguard1 tst-tlsalign tst-tlsalign-extern tst-nodelete-opened \ -+ tst-nodelete2 - # reldep9 - ifeq ($(build-hardcoded-path-in-tests),yes) - tests += tst-dlopen-aout -@@ -218,7 +219,7 @@ modules-names = testobj1 testobj2 testobj3 testobj4 testobj5 testobj6 \ - tst-initorder2d \ - tst-relsort1mod1 tst-relsort1mod2 tst-array2dep \ - tst-array5dep tst-null-argv-lib \ -- tst-tlsalign-lib tst-nodelete-opened-lib -+ tst-tlsalign-lib tst-nodelete-opened-lib tst-nodelete2mod - ifeq (yes,$(have-protected-data)) - modules-names += tst-protected1moda tst-protected1modb - tests += tst-protected1a tst-protected1b -@@ -292,6 +293,13 @@ check-abi: $(objpfx)check-abi-ld.out - tests-special += $(objpfx)check-abi-ld.out - update-abi: update-abi-ld - -+ifeq ($(have-glob-dat-reloc),yes) -+tests += tst-prelink -+ifeq ($(run-built-tests),yes) -+tests-special += $(objpfx)tst-prelink-cmp.out -+endif -+endif -+ - include ../Rules - - ifeq (yes,$(build-shared)) -@@ -594,6 +602,7 @@ tst-auditmod9b.so-no-z-defs = yes - tst-nodelete-uniquemod.so-no-z-defs = yes - tst-nodelete-rtldmod.so-no-z-defs = yes - tst-nodelete-zmod.so-no-z-defs = yes -+tst-nodelete2mod.so-no-z-defs = yes - - ifeq ($(build-shared),yes) - # Build all the modules even when not actually running test programs. -@@ -1164,6 +1173,11 @@ $(objpfx)tst-nodelete.out: $(objpfx)tst-nodelete-uniquemod.so \ - LDFLAGS-tst-nodelete = -rdynamic - LDFLAGS-tst-nodelete-zmod.so = -Wl,--enable-new-dtags,-z,nodelete - -+$(objpfx)tst-nodelete2: $(libdl) -+$(objpfx)tst-nodelete2.out: $(objpfx)tst-nodelete2mod.so -+ -+LDFLAGS-tst-nodelete2 = -rdynamic -+ - $(objpfx)tst-initorder-cmp.out: tst-initorder.exp $(objpfx)tst-initorder.out - cmp $^ > $@; \ - $(evaluate-test) -@@ -1205,3 +1219,13 @@ $(objpfx)tst-unused-dep.out: $(objpfx)testobj1.so - $(objpfx)tst-unused-dep-cmp.out: $(objpfx)tst-unused-dep.out - cmp $< /dev/null > $@; \ - $(evaluate-test) -+ -+tst-prelink-ENV = LD_TRACE_PRELINKING=1 -+ -+$(objpfx)tst-prelink-conflict.out: $(objpfx)tst-prelink.out -+ grep stdout $< | grep conflict | $(AWK) '{ print $$10, $$11 }' > $@ -+ -+$(objpfx)tst-prelink-cmp.out: tst-prelink.exp \ -+ $(objpfx)tst-prelink-conflict.out -+ cmp $^ > $@; \ -+ $(evaluate-test) -diff --git a/elf/dl-close.c b/elf/dl-close.c -index 9105277..c897247 100644 ---- a/elf/dl-close.c -+++ b/elf/dl-close.c -@@ -144,6 +144,14 @@ _dl_close_worker (struct link_map *map, bool force) - char done[nloaded]; - struct link_map *maps[nloaded]; - -+ /* Clear DF_1_NODELETE to force object deletion. We don't need to touch -+ l_tls_dtor_count because forced object deletion only happens when an -+ error occurs during object load. Destructor registration for TLS -+ non-POD objects should not have happened till then for this -+ object. */ -+ if (force) -+ map->l_flags_1 &= ~DF_1_NODELETE; -+ - /* Run over the list and assign indexes to the link maps and enter - them into the MAPS array. */ - int idx = 0; -@@ -153,13 +161,6 @@ _dl_close_worker (struct link_map *map, bool force) - maps[idx] = l; - ++idx; - -- /* Clear DF_1_NODELETE to force object deletion. We don't need to touch -- l_tls_dtor_count because forced object deletion only happens when an -- error occurs during object load. Destructor registration for TLS -- non-POD objects should not have happened till then for this -- object. */ -- if (force) -- l->l_flags_1 &= ~DF_1_NODELETE; - } - assert (idx == nloaded); - -diff --git a/elf/dl-load.c b/elf/dl-load.c -index 0c052e4..7e6f4c5 100644 ---- a/elf/dl-load.c -+++ b/elf/dl-load.c -@@ -42,6 +42,7 @@ - #include <dl-map-segments.h> - #include <dl-unmap-segments.h> - #include <dl-machine-reject-phdr.h> -+#include <dl-sysdep-open.h> - - - #include <endian.h> -@@ -1471,9 +1472,13 @@ print_search_path (struct r_search_path_elem **list, - ignore only ELF files for other architectures. Non-ELF files and - ELF files with different header information cause fatal errors since - this could mean there is something wrong in the installation and the -- user might want to know about this. */ -+ user might want to know about this. -+ -+ If FD is not -1, then the file is already open and FD refers to it. -+ In that case, FD is consumed for both successful and error returns. */ - static int --open_verify (const char *name, struct filebuf *fbp, struct link_map *loader, -+open_verify (const char *name, int fd, -+ struct filebuf *fbp, struct link_map *loader, - int whatcode, int mode, bool *found_other_class, bool free_name) - { - /* This is the expected ELF header. */ -@@ -1514,6 +1519,7 @@ open_verify (const char *name, struct filebuf *fbp, struct link_map *loader, - if (__glibc_unlikely (GLRO(dl_naudit) > 0) && whatcode != 0 - && loader->l_auditing == 0) - { -+ const char *original_name = name; - struct audit_ifaces *afct = GLRO(dl_audit); - for (unsigned int cnt = 0; cnt < GLRO(dl_naudit); ++cnt) - { -@@ -1528,11 +1534,21 @@ open_verify (const char *name, struct filebuf *fbp, struct link_map *loader, - - afct = afct->next; - } -+ -+ if (fd != -1 && name != original_name && strcmp (name, original_name)) -+ { -+ /* An audit library changed what we're supposed to open, -+ so FD no longer matches it. */ -+ __close (fd); -+ fd = -1; -+ } - } - #endif - -- /* Open the file. We always open files read-only. */ -- int fd = __open (name, O_RDONLY | O_CLOEXEC); -+ if (fd == -1) -+ /* Open the file. We always open files read-only. */ -+ fd = __open (name, O_RDONLY | O_CLOEXEC); -+ - if (fd != -1) - { - ElfW(Ehdr) *ehdr; -@@ -1801,7 +1817,7 @@ open_path (const char *name, size_t namelen, int mode, - if (__glibc_unlikely (GLRO(dl_debug_mask) & DL_DEBUG_LIBS)) - _dl_debug_printf (" trying file=%s\n", buf); - -- fd = open_verify (buf, fbp, loader, whatcode, mode, -+ fd = open_verify (buf, -1, fbp, loader, whatcode, mode, - found_other_class, false); - if (this_dir->status[cnt] == unknown) - { -@@ -2041,6 +2057,20 @@ _dl_map_object (struct link_map *loader, const char *name, - &loader->l_runpath_dirs, &realname, &fb, loader, - LA_SER_RUNPATH, &found_other_class); - -+ if (fd == -1) -+ { -+ realname = _dl_sysdep_open_object (name, namelen, &fd); -+ if (realname != NULL) -+ { -+ fd = open_verify (realname, fd, -+ &fb, loader ?: GL(dl_ns)[nsid]._ns_loaded, -+ LA_SER_CONFIG, mode, &found_other_class, -+ false); -+ if (fd == -1) -+ free (realname); -+ } -+ } -+ - #ifdef USE_LDCONFIG - if (fd == -1 - && (__glibc_likely ((mode & __RTLD_SECURE) == 0) -@@ -2086,7 +2116,7 @@ _dl_map_object (struct link_map *loader, const char *name, - - if (cached != NULL) - { -- fd = open_verify (cached, -+ fd = open_verify (cached, -1, - &fb, loader ?: GL(dl_ns)[nsid]._ns_loaded, - LA_SER_CONFIG, mode, &found_other_class, - false); -@@ -2121,7 +2151,7 @@ _dl_map_object (struct link_map *loader, const char *name, - fd = -1; - else - { -- fd = open_verify (realname, &fb, -+ fd = open_verify (realname, -1, &fb, - loader ?: GL(dl_ns)[nsid]._ns_loaded, 0, mode, - &found_other_class, true); - if (__glibc_unlikely (fd == -1)) -diff --git a/elf/dl-lookup.c b/elf/dl-lookup.c -index 11cb44b..acf5280 100644 ---- a/elf/dl-lookup.c -+++ b/elf/dl-lookup.c -@@ -1016,6 +1016,18 @@ _dl_debug_bindings (const char *undef_name, struct link_map *undef_map, - #ifdef SHARED - if (GLRO(dl_debug_mask) & DL_DEBUG_PRELINK) - { -+/* ELF_RTYPE_CLASS_XXX must match RTYPE_CLASS_XXX used by prelink with -+ LD_TRACE_PRELINKING. */ -+#define RTYPE_CLASS_VALID 8 -+#define RTYPE_CLASS_PLT (8|1) -+#define RTYPE_CLASS_COPY (8|2) -+#define RTYPE_CLASS_TLS (8|4) -+#if ELF_RTYPE_CLASS_PLT != 0 && ELF_RTYPE_CLASS_PLT != 1 -+# error ELF_RTYPE_CLASS_PLT must be 0 or 1! -+#endif -+#if ELF_RTYPE_CLASS_COPY != 0 && ELF_RTYPE_CLASS_COPY != 2 -+# error ELF_RTYPE_CLASS_COPY must be 0 or 2! -+#endif - int conflict = 0; - struct sym_val val = { NULL, NULL }; - -@@ -1071,12 +1083,17 @@ _dl_debug_bindings (const char *undef_name, struct link_map *undef_map, - - if (value->s) - { -+ /* Keep only ELF_RTYPE_CLASS_PLT and ELF_RTYPE_CLASS_COPY -+ bits since since prelink only uses them. */ -+ type_class &= ELF_RTYPE_CLASS_PLT | ELF_RTYPE_CLASS_COPY; - if (__glibc_unlikely (ELFW(ST_TYPE) (value->s->st_info) - == STT_TLS)) -- type_class = 4; -+ /* Clear the RTYPE_CLASS_VALID bit in RTYPE_CLASS_TLS. */ -+ type_class = RTYPE_CLASS_TLS & ~RTYPE_CLASS_VALID; - else if (__glibc_unlikely (ELFW(ST_TYPE) (value->s->st_info) - == STT_GNU_IFUNC)) -- type_class |= 8; -+ /* Set the RTYPE_CLASS_VALID bit. */ -+ type_class |= RTYPE_CLASS_VALID; - } - - if (conflict -diff --git a/elf/dl-sysdep-open.h b/elf/dl-sysdep-open.h -new file mode 100644 -index 0000000..a63d9f5 ---- /dev/null -+++ b/elf/dl-sysdep-open.h -@@ -0,0 +1,45 @@ -+/* System-specific call to open a shared object by name. Stub version. -+ Copyright (C) 2015 Free Software Foundation, Inc. -+ This file is part of the GNU C Library. -+ -+ The GNU C Library is free software; you can redistribute it and/or -+ modify it under the terms of the GNU Lesser General Public -+ License as published by the Free Software Foundation; either -+ version 2.1 of the License, or (at your option) any later version. -+ -+ The GNU C Library is distributed in the hope that it will be useful, -+ but WITHOUT ANY WARRANTY; without even the implied warranty of -+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+ Lesser General Public License for more details. -+ -+ You should have received a copy of the GNU Lesser General Public -+ License along with the GNU C Library; if not, see -+ <http://www.gnu.org/licenses/>. */ -+ -+#ifndef _DL_SYSDEP_OPEN_H -+#define _DL_SYSDEP_OPEN_H 1 -+ -+#include <assert.h> -+#include <stddef.h> -+ -+/* NAME is a name without slashes, as it appears in a DT_NEEDED entry -+ or a dlopen call's argument or suchlike. NAMELEN is (strlen (NAME) + 1). -+ -+ Find NAME in an OS-dependent fashion, and return its "real" name. -+ Optionally fill in *FD with a file descriptor open on that file (or -+ else leave its initial value of -1). The return value is a new -+ malloc'd string, which will be free'd by the caller. If NAME is -+ resolved to an actual file that can be opened, then the return -+ value should name that file (and if *FD was not set, then a normal -+ __open call on that string will be made). If *FD was set by some -+ other means than a normal open and there is no "real" name to use, -+ then __strdup (NAME) is fine (modulo error checking). */ -+ -+static inline char * -+_dl_sysdep_open_object (const char *name, size_t namelen, int *fd) -+{ -+ assert (*fd == -1); -+ return NULL; -+} -+ -+#endif /* dl-sysdep-open.h */ -diff --git a/elf/rtld.c b/elf/rtld.c -index 69873c2..07e741c 100644 ---- a/elf/rtld.c -+++ b/elf/rtld.c -@@ -162,7 +162,6 @@ struct rtld_global_ro _rtld_global_ro attribute_relro = - ._dl_hwcap_mask = HWCAP_IMPORTANT, - ._dl_lazy = 1, - ._dl_fpu_control = _FPU_DEFAULT, -- ._dl_pointer_guard = 1, - ._dl_pagesize = EXEC_PAGESIZE, - ._dl_inhibit_cache = 0, - -@@ -709,15 +708,12 @@ security_init (void) - #endif - - /* Set up the pointer guard as well, if necessary. */ -- if (GLRO(dl_pointer_guard)) -- { -- uintptr_t pointer_chk_guard = _dl_setup_pointer_guard (_dl_random, -- stack_chk_guard); -+ uintptr_t pointer_chk_guard -+ = _dl_setup_pointer_guard (_dl_random, stack_chk_guard); - #ifdef THREAD_SET_POINTER_GUARD -- THREAD_SET_POINTER_GUARD (pointer_chk_guard); -+ THREAD_SET_POINTER_GUARD (pointer_chk_guard); - #endif -- __pointer_chk_guard_local = pointer_chk_guard; -- } -+ __pointer_chk_guard_local = pointer_chk_guard; - - /* We do not need the _dl_random value anymore. The less - information we leave behind, the better, so clear the -@@ -2471,9 +2467,6 @@ process_envvars (enum mode *modep) - GLRO(dl_use_load_bias) = envline[14] == '1' ? -1 : 0; - break; - } -- -- if (memcmp (envline, "POINTER_GUARD", 13) == 0) -- GLRO(dl_pointer_guard) = envline[14] != '0'; - break; - - case 14: -diff --git a/elf/tst-nodelete2.c b/elf/tst-nodelete2.c -new file mode 100644 -index 0000000..388e8af ---- /dev/null -+++ b/elf/tst-nodelete2.c -@@ -0,0 +1,37 @@ -+#include "../dlfcn/dlfcn.h" -+#include <stdio.h> -+#include <stdlib.h> -+#include <gnu/lib-names.h> -+ -+static int -+do_test (void) -+{ -+ int result = 0; -+ -+ printf ("\nOpening pthread library.\n"); -+ void *pthread = dlopen (LIBPTHREAD_SO, RTLD_LAZY); -+ -+ /* This is a test for correct DF_1_NODELETE clearing when dlopen failure -+ happens. We should clear DF_1_NODELETE for failed library only, because -+ doing this for others (e.g. libpthread) might cause them to be unloaded, -+ that may lead to some global references (e.g. __rtld_lock_unlock) to be -+ broken. The dlopen should fail because of undefined symbols in shared -+ library, that cause DF_1_NODELETE to be cleared. For libpthread, this -+ flag should be set, because if not, SIGSEGV will happen in dlclose. */ -+ if (dlopen ("tst-nodelete2mod.so", RTLD_NOW) != NULL) -+ { -+ printf ("Unique symbols test failed\n"); -+ result = 1; -+ } -+ -+ if (pthread) -+ dlclose (pthread); -+ -+ if (result == 0) -+ printf ("SUCCESS\n"); -+ -+ return result; -+} -+ -+#define TEST_FUNCTION do_test () -+#include "../test-skeleton.c" -diff --git a/elf/tst-nodelete2mod.c b/elf/tst-nodelete2mod.c -new file mode 100644 -index 0000000..e88c756 ---- /dev/null -+++ b/elf/tst-nodelete2mod.c -@@ -0,0 +1,7 @@ -+/* Undefined symbol. */ -+extern int not_exist (void); -+ -+int foo (void) -+{ -+ return not_exist (); -+} -diff --git a/elf/tst-prelink.c b/elf/tst-prelink.c -new file mode 100644 -index 0000000..ab61c4e ---- /dev/null -+++ b/elf/tst-prelink.c -@@ -0,0 +1,30 @@ -+/* Test the output from the environment variable, LD_TRACE_PRELINKING, -+ for prelink. -+ Copyright (C) 2015 Free Software Foundation, Inc. -+ This file is part of the GNU C Library. -+ -+ The GNU C Library is free software; you can redistribute it and/or -+ modify it under the terms of the GNU Lesser General Public -+ License as published by the Free Software Foundation; either -+ version 2.1 of the License, or (at your option) any later version. -+ -+ The GNU C Library is distributed in the hope that it will be useful, -+ but WITHOUT ANY WARRANTY; without even the implied warranty of -+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+ Lesser General Public License for more details. -+ -+ You should have received a copy of the GNU Lesser General Public -+ License along with the GNU C Library; if not, see -+ <http://www.gnu.org/licenses/>. */ -+ -+#include <stdio.h> -+ -+static int -+do_test (void) -+{ -+ fprintf (stdout, "hello\n"); -+ return 0; -+} -+ -+#define TEST_FUNCTION do_test () -+#include "../test-skeleton.c" -diff --git a/elf/tst-prelink.exp b/elf/tst-prelink.exp -new file mode 100644 -index 0000000..b35b4c9 ---- /dev/null -+++ b/elf/tst-prelink.exp -@@ -0,0 +1 @@ -+/0 stdout -diff --git a/elf/tst-znodelete-zlib.cc b/elf/tst-znodelete-zlib.cc -deleted file mode 100644 -index 1e8f368..0000000 ---- a/elf/tst-znodelete-zlib.cc -+++ /dev/null -@@ -1,6 +0,0 @@ --extern int not_exist (void); -- --int foo (void) --{ -- return not_exist (); --} -diff --git a/io/test-lfs.c b/io/test-lfs.c -index 539c2a2..b6ebae4 100644 ---- a/io/test-lfs.c -+++ b/io/test-lfs.c -@@ -144,7 +144,7 @@ test_ftello (void) - int - do_test (int argc, char *argv[]) - { -- int ret; -+ int ret, fd2; - struct stat64 statbuf; - - ret = lseek64 (fd, TWO_GB+100, SEEK_SET); -@@ -195,6 +195,25 @@ do_test (int argc, char *argv[]) - error (EXIT_FAILURE, 0, "stat reported size %lld instead of %lld.", - (long long int) statbuf.st_size, (TWO_GB + 100 + 5)); - -+ fd2 = openat64 (AT_FDCWD, name, O_RDWR); -+ if (fd2 == -1) -+ { -+ if (errno == ENOSYS) -+ { -+ /* Silently ignore this test. */ -+ error (0, 0, "openat64 is not supported"); -+ } -+ else -+ error (EXIT_FAILURE, errno, "openat64 failed to open big file"); -+ } -+ else -+ { -+ ret = close (fd2); -+ -+ if (ret == -1) -+ error (EXIT_FAILURE, errno, "error closing file"); -+ } -+ - test_ftello (); - - return 0; -diff --git a/locale/C-collate.c b/locale/C-collate.c -index d7f3c55..06dfdfa 100644 ---- a/locale/C-collate.c -+++ b/locale/C-collate.c -@@ -144,8 +144,6 @@ const struct __locale_data _nl_C_LC_COLLATE attribute_hidden = - /* _NL_COLLATE_COLLSEQWC */ - { .string = (const char *) collseqwc }, - /* _NL_COLLATE_CODESET */ -- { .string = _nl_C_codeset }, -- /* _NL_COLLATE_ENCODING_TYPE */ -- { .word = __cet_8bit } -+ { .string = _nl_C_codeset } - } - }; -diff --git a/locale/categories.def b/locale/categories.def -index 045489d..a8dda53 100644 ---- a/locale/categories.def -+++ b/locale/categories.def -@@ -58,7 +58,6 @@ DEFINE_CATEGORY - DEFINE_ELEMENT (_NL_COLLATE_COLLSEQMB, "collate-collseqmb", std, wstring) - DEFINE_ELEMENT (_NL_COLLATE_COLLSEQWC, "collate-collseqwc", std, wstring) - DEFINE_ELEMENT (_NL_COLLATE_CODESET, "collate-codeset", std, string) -- DEFINE_ELEMENT (_NL_COLLATE_ENCODING_TYPE, "collate-encoding-type", std, word) - ), NO_POSTLOAD) - - -diff --git a/locale/langinfo.h b/locale/langinfo.h -index ffc5c7f..a565d9d 100644 ---- a/locale/langinfo.h -+++ b/locale/langinfo.h -@@ -255,7 +255,6 @@ enum - _NL_COLLATE_COLLSEQMB, - _NL_COLLATE_COLLSEQWC, - _NL_COLLATE_CODESET, -- _NL_COLLATE_ENCODING_TYPE, - _NL_NUM_LC_COLLATE, - - /* LC_CTYPE category: character classification. -diff --git a/locale/loadlocale.c b/locale/loadlocale.c -index fdba6e9..dcbb833 100644 ---- a/locale/loadlocale.c -+++ b/locale/loadlocale.c -@@ -121,9 +121,10 @@ _nl_intern_locale_data (int category, const void *data, size_t datasize) - switch (category) - { - #define CATTEST(cat) \ -- case LC_##cat: \ -- assert (cnt < (sizeof (_nl_value_type_LC_##cat) \ -- / sizeof (_nl_value_type_LC_##cat[0]))); \ -+ case LC_##cat: \ -+ if (cnt >= (sizeof (_nl_value_type_LC_##cat) \ -+ / sizeof (_nl_value_type_LC_##cat[0]))) \ -+ goto puntdata; \ - break - CATTEST (NUMERIC); - CATTEST (TIME); -diff --git a/locale/localeinfo.h b/locale/localeinfo.h -index bdab9fe..1d2ee00 100644 ---- a/locale/localeinfo.h -+++ b/locale/localeinfo.h -@@ -110,14 +110,6 @@ enum coll_sort_rule - sort_mask - }; - --/* Collation encoding type. */ --enum collation_encoding_type --{ -- __cet_other, -- __cet_8bit, -- __cet_utf8 --}; -- - /* We can map the types of the entries into a few categories. */ - enum value_type - { -diff --git a/locale/programs/ld-collate.c b/locale/programs/ld-collate.c -index a39a94f..dc0fe30 100644 ---- a/locale/programs/ld-collate.c -+++ b/locale/programs/ld-collate.c -@@ -32,7 +32,6 @@ - #include "linereader.h" - #include "locfile.h" - #include "elem-hash.h" --#include "../localeinfo.h" - - /* Uncomment the following line in the production version. */ - /* #define NDEBUG 1 */ -@@ -2131,8 +2130,6 @@ collate_output (struct localedef_t *locale, const struct charmap_t *charmap, - /* The words have to be handled specially. */ - if (idx == _NL_ITEM_INDEX (_NL_COLLATE_SYMB_HASH_SIZEMB)) - add_locale_uint32 (&file, 0); -- else if (idx == _NL_ITEM_INDEX (_NL_COLLATE_ENCODING_TYPE)) -- add_locale_uint32 (&file, __cet_other); - else - add_locale_empty (&file); - } -@@ -2496,12 +2493,6 @@ collate_output (struct localedef_t *locale, const struct charmap_t *charmap, - add_locale_raw_data (&file, collate->mbseqorder, 256); - add_locale_collseq_table (&file, &collate->wcseqorder); - add_locale_string (&file, charmap->code_set_name); -- if (strcmp (charmap->code_set_name, "UTF-8") == 0) -- add_locale_uint32 (&file, __cet_utf8); -- else if (charmap->mb_cur_max == 1) -- add_locale_uint32 (&file, __cet_8bit); -- else -- add_locale_uint32 (&file, __cet_other); - write_locale_data (output_path, LC_COLLATE, "LC_COLLATE", &file); - - obstack_free (&weightpool, NULL); -diff --git a/misc/Makefile b/misc/Makefile -index aecb0da..12055ce 100644 ---- a/misc/Makefile -+++ b/misc/Makefile -@@ -76,7 +76,8 @@ install-lib := libg.a - gpl2lgpl := error.c error.h - - tests := tst-dirname tst-tsearch tst-fdset tst-efgcvt tst-mntent tst-hsearch \ -- tst-error1 tst-pselect tst-insremque tst-mntent2 bug-hsearch1 -+ tst-error1 tst-pselect tst-insremque tst-mntent2 bug-hsearch1 \ -+ tst-mntent-blank-corrupt tst-mntent-blank-passno bug18240 - ifeq ($(run-built-tests),yes) - tests-special += $(objpfx)tst-error1-mem.out - endif -diff --git a/misc/bug18240.c b/misc/bug18240.c -new file mode 100644 -index 0000000..773586e ---- /dev/null -+++ b/misc/bug18240.c -@@ -0,0 +1,97 @@ -+/* Test integer wraparound in hcreate. -+ Copyright (C) 2016 Free Software Foundation, Inc. -+ This file is part of the GNU C Library. -+ -+ The GNU C Library is free software; you can redistribute it and/or -+ modify it under the terms of the GNU Lesser General Public -+ License as published by the Free Software Foundation; either -+ version 2.1 of the License, or (at your option) any later version. -+ -+ The GNU C Library is distributed in the hope that it will be useful, -+ but WITHOUT ANY WARRANTY; without even the implied warranty of -+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+ Lesser General Public License for more details. -+ -+ You should have received a copy of the GNU Lesser General Public -+ License along with the GNU C Library; if not, see -+ <http://www.gnu.org/licenses/>. */ -+ -+#include <errno.h> -+#include <limits.h> -+#include <search.h> -+#include <stdbool.h> -+#include <stdio.h> -+#include <stdlib.h> -+#include <sys/resource.h> -+ -+static void -+test_size (size_t size) -+{ -+ int res = hcreate (size); -+ if (res == 0) -+ { -+ if (errno == ENOMEM) -+ return; -+ printf ("error: hcreate (%zu): %m\n", size); -+ exit (1); -+ } -+ char *keys[100]; -+ for (int i = 0; i < 100; ++i) -+ { -+ if (asprintf (keys + i, "%d", i) < 0) -+ { -+ printf ("error: asprintf: %m\n"); -+ exit (1); -+ } -+ ENTRY e = { keys[i], (char *) "value" }; -+ if (hsearch (e, ENTER) == NULL) -+ { -+ printf ("error: hsearch (\"%s\"): %m\n", keys[i]); -+ exit (1); -+ } -+ } -+ hdestroy (); -+ -+ for (int i = 0; i < 100; ++i) -+ free (keys[i]); -+} -+ -+static int -+do_test (void) -+{ -+ /* Limit the size of the process, so that memory allocation will -+ fail without impacting the entire system. */ -+ { -+ struct rlimit limit; -+ if (getrlimit (RLIMIT_AS, &limit) != 0) -+ { -+ printf ("getrlimit (RLIMIT_AS) failed: %m\n"); -+ return 1; -+ } -+ long target = 100 * 1024 * 1024; -+ if (limit.rlim_cur == RLIM_INFINITY || limit.rlim_cur > target) -+ { -+ limit.rlim_cur = target; -+ if (setrlimit (RLIMIT_AS, &limit) != 0) -+ { -+ printf ("setrlimit (RLIMIT_AS) failed: %m\n"); -+ return 1; -+ } -+ } -+ } -+ -+ test_size (500); -+ test_size (-1); -+ test_size (-3); -+ test_size (INT_MAX - 2); -+ test_size (INT_MAX - 1); -+ test_size (INT_MAX); -+ test_size (((unsigned) INT_MAX) + 1); -+ test_size (UINT_MAX - 2); -+ test_size (UINT_MAX - 1); -+ test_size (UINT_MAX); -+ return 0; -+} -+ -+#define TEST_FUNCTION do_test () -+#include "../test-skeleton.c" -diff --git a/misc/hsearch_r.c b/misc/hsearch_r.c -index 9f55e84..661f0f6 100644 ---- a/misc/hsearch_r.c -+++ b/misc/hsearch_r.c -@@ -19,7 +19,7 @@ - #include <errno.h> - #include <malloc.h> - #include <string.h> -- -+#include <stdint.h> - #include <search.h> - - /* [Aho,Sethi,Ullman] Compilers: Principles, Techniques and Tools, 1986 -@@ -46,15 +46,12 @@ static int - isprime (unsigned int number) - { - /* no even number will be passed */ -- unsigned int div = 3; -- -- while (div * div < number && number % div != 0) -- div += 2; -- -- return number % div != 0; -+ for (unsigned int div = 3; div <= number / div; div += 2) -+ if (number % div == 0) -+ return 0; -+ return 1; - } - -- - /* Before using the hash table we must allocate memory for it. - Test for an existing table are done. We allocate one element - more as the found prime number says. This is done for more effective -@@ -81,10 +78,19 @@ __hcreate_r (nel, htab) - use will not work. */ - if (nel < 3) - nel = 3; -- /* Change nel to the first prime number not smaller as nel. */ -- nel |= 1; /* make odd */ -- while (!isprime (nel)) -- nel += 2; -+ -+ /* Change nel to the first prime number in the range [nel, UINT_MAX - 2], -+ The '- 2' means 'nel += 2' cannot overflow. */ -+ for (nel |= 1; ; nel += 2) -+ { -+ if (UINT_MAX - 2 < nel) -+ { -+ __set_errno (ENOMEM); -+ return 0; -+ } -+ if (isprime (nel)) -+ break; -+ } - - htab->size = nel; - htab->filled = 0; -diff --git a/misc/mntent_r.c b/misc/mntent_r.c -index 6159873..4f26998 100644 ---- a/misc/mntent_r.c -+++ b/misc/mntent_r.c -@@ -136,7 +136,9 @@ __getmntent_r (FILE *stream, struct mntent *mp, char *buffer, int bufsiz) - end_ptr = strchr (buffer, '\n'); - if (end_ptr != NULL) /* chop newline */ - { -- while (end_ptr[-1] == ' ' || end_ptr[-1] == '\t') -+ /* Do not walk past the start of buffer if it's all whitespace. */ -+ while (end_ptr != buffer -+ && (end_ptr[-1] == ' ' || end_ptr[-1] == '\t')) - end_ptr--; - *end_ptr = '\0'; - } -diff --git a/misc/regexp.h b/misc/regexp.h -index 3460989..42394f7 100644 ---- a/misc/regexp.h -+++ b/misc/regexp.h -@@ -19,10 +19,11 @@ - #ifndef _REGEXP_H - #define _REGEXP_H 1 - --/* The contents of this header file were standardized in the -- Single Unix Specification, Version 2 (1997) but marked as -- LEGACY; new applications were already being encouraged to -- use <regex.h> instead. POSIX.1-2001 removed this header. -+/* The contents of this header file were originally standardized in -+ the Single Unix Specification, Issue 3 (1992). In Issue 4 (1994) -+ the header was marked as TO BE WITHDRAWN, and new applications -+ were encouraged to use <regex.h> instead. It was officially -+ withdrawn from the standard in Issue 6 (aka POSIX.1-2001). - - This header is provided only for backward compatibility. - It will be removed in the next release of the GNU C Library. -diff --git a/misc/sys/param.h b/misc/sys/param.h -index 62b7ed2..1908b93 100644 ---- a/misc/sys/param.h -+++ b/misc/sys/param.h -@@ -50,6 +50,9 @@ - #if !defined NOFILE && defined OPEN_MAX - # define NOFILE OPEN_MAX - #endif -+#if !defined MAXHOSTNAMELEN && defined HOST_NAME_MAX -+# define MAXHOSTNAMELEN HOST_NAME_MAX -+#endif - #ifndef NCARGS - # ifdef ARG_MAX - # define NCARGS ARG_MAX -diff --git a/misc/tst-mntent-blank-corrupt.c b/misc/tst-mntent-blank-corrupt.c -new file mode 100644 -index 0000000..92266a3 ---- /dev/null -+++ b/misc/tst-mntent-blank-corrupt.c -@@ -0,0 +1,45 @@ -+/* Make sure blank lines does not cause memory corruption BZ #18887. -+ -+ Copyright (C) 2009-2015 Free Software Foundation, Inc. -+ This file is part of the GNU C Library. -+ -+ The GNU C Library is free software; you can redistribute it and/or -+ modify it under the terms of the GNU Lesser General Public -+ License as published by the Free Software Foundation; either -+ version 2.1 of the License, or (at your option) any later version. -+ -+ The GNU C Library is distributed in the hope that it will be useful, -+ but WITHOUT ANY WARRANTY; without even the implied warranty of -+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+ Lesser General Public License for more details. -+ -+ You should have received a copy of the GNU Lesser General Public -+ License along with the GNU C Library; if not, see -+ <http://www.gnu.org/licenses/>. */ -+ -+#include <mntent.h> -+#include <stdio.h> -+#include <string.h> -+ -+/* Make sure blank lines don't trigger memory corruption. This doesn't happen -+ for all targets though, so it's a best effort test BZ #18887. */ -+static int -+do_test (void) -+{ -+ FILE *fp; -+ -+ fp = tmpfile (); -+ fputs ("\n \n/foo\\040dir /bar\\040dir auto bind \t \n", fp); -+ rewind (fp); -+ -+ /* The corruption happens here ... */ -+ getmntent (fp); -+ /* ... but trigers here. */ -+ endmntent (fp); -+ -+ /* If the test failed, we would crash, and not hit this point. */ -+ return 0; -+} -+ -+#define TEST_FUNCTION do_test () -+#include "../test-skeleton.c" -diff --git a/misc/tst-mntent-blank-passno.c b/misc/tst-mntent-blank-passno.c -new file mode 100644 -index 0000000..fc04291 ---- /dev/null -+++ b/misc/tst-mntent-blank-passno.c -@@ -0,0 +1,53 @@ -+/* Make sure trailing whitespace is handled properly BZ #17273. -+ -+ Copyright (C) 2009-2015 Free Software Foundation, Inc. -+ This file is part of the GNU C Library. -+ -+ The GNU C Library is free software; you can redistribute it and/or -+ modify it under the terms of the GNU Lesser General Public -+ License as published by the Free Software Foundation; either -+ version 2.1 of the License, or (at your option) any later version. -+ -+ The GNU C Library is distributed in the hope that it will be useful, -+ but WITHOUT ANY WARRANTY; without even the implied warranty of -+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+ Lesser General Public License for more details. -+ -+ You should have received a copy of the GNU Lesser General Public -+ License along with the GNU C Library; if not, see -+ <http://www.gnu.org/licenses/>. */ -+ -+#include <mntent.h> -+#include <stdio.h> -+#include <string.h> -+ -+/* Check entries to make sure trailing whitespace is ignored and we return the -+ correct passno value BZ #17273. */ -+static int -+do_test (void) -+{ -+ int result = 0; -+ FILE *fp; -+ struct mntent *mnt; -+ -+ fp = tmpfile (); -+ fputs ("/foo\\040dir /bar\\040dir auto bind \t \n", fp); -+ rewind (fp); -+ -+ mnt = getmntent (fp); -+ if (strcmp (mnt->mnt_fsname, "/foo dir") != 0 -+ || strcmp (mnt->mnt_dir, "/bar dir") != 0 -+ || strcmp (mnt->mnt_type, "auto") != 0 -+ || strcmp (mnt->mnt_opts, "bind") != 0 -+ || mnt->mnt_freq != 0 -+ || mnt->mnt_passno != 0) -+ { -+ puts ("Error while reading entry with trailing whitespaces"); -+ result = 1; -+ } -+ -+ return result; -+} -+ -+#define TEST_FUNCTION do_test () -+#include "../test-skeleton.c" -diff --git a/misc/tst-mntent.c b/misc/tst-mntent.c -index 876c89f..820b354 100644 ---- a/misc/tst-mntent.c -+++ b/misc/tst-mntent.c -@@ -73,26 +73,6 @@ main (int argc, char *argv[]) - puts ("Error while reading written entry back in"); - result = 1; - } -- -- /* Part III: Entry with whitespaces at the end of a line. */ -- rewind (fp); -- -- fputs ("/foo\\040dir /bar\\040dir auto bind \t \n", fp); -- -- rewind (fp); -- -- mnt = getmntent (fp); -- -- if (strcmp (mnt->mnt_fsname, "/foo dir") != 0 -- || strcmp (mnt->mnt_dir, "/bar dir") != 0 -- || strcmp (mnt->mnt_type, "auto") != 0 -- || strcmp (mnt->mnt_opts, "bind") != 0 -- || mnt->mnt_freq != 0 -- || mnt->mnt_passno != 0) -- { -- puts ("Error while reading entry with trailing whitespaces"); -- result = 1; -- } - } - - return result; -diff --git a/scripts/test-installation.pl b/scripts/test-installation.pl -index cac1562..79b2b3e 100755 ---- a/scripts/test-installation.pl -+++ b/scripts/test-installation.pl -@@ -80,16 +80,25 @@ arglist: while (@ARGV) { - # We expect none or one argument. - if ($#ARGV == -1) { - $soversions="soversions.mk"; -+ $config="config.make"; - } elsif ($#ARGV == 0) { - if (-d $ARGV[0]) { - $soversions = "$ARGV[0]/soversions.mk"; -+ $config = "$ARGV[0]/config.make"; - } else { -- $soversions = $ARGV[0]; -+ $soversions = $dir = $ARGV[0]; -+ $dir =~ s!/?[^/]*/*$!!; -+ $config = $dir . "/config.make"; - } - } else { - die "Wrong number of arguments."; - } - -+if (system ("grep -q \"build-mathvec = yes\" $config") == 0) { -+ $build_mathvec = 1; -+} else { -+ $build_mathvec = 0; -+} - - # Read names and versions of all shared libraries that are part of - # glibc -@@ -111,6 +120,8 @@ while (<SOVERSIONS>) { - # - libthread_db since it contains unresolved references - # - it's just a test NSS module - # - We don't provide the libgcc so we don't test it -+ # - libmvec if it wasn't built -+ next if ($build_mathvec == 0 && $name eq "mvec"); - if ($name ne "nss_ldap" && $name ne "db1" - && !($name =~/^nss1_/) && $name ne "thread_db" - && $name ne "nss_test1" && $name ne "libgcc_s") { -diff --git a/stdlib/cxa_thread_atexit_impl.c b/stdlib/cxa_thread_atexit_impl.c -index 2d5d56a..5717f09 100644 ---- a/stdlib/cxa_thread_atexit_impl.c -+++ b/stdlib/cxa_thread_atexit_impl.c -@@ -98,6 +98,10 @@ static __thread struct link_map *lm_cache; - int - __cxa_thread_atexit_impl (dtor_func func, void *obj, void *dso_symbol) - { -+#ifdef PTR_MANGLE -+ PTR_MANGLE (func); -+#endif -+ - /* Prepend. */ - struct dtor_list *new = calloc (1, sizeof (struct dtor_list)); - new->func = func; -@@ -142,9 +146,13 @@ __call_tls_dtors (void) - while (tls_dtor_list) - { - struct dtor_list *cur = tls_dtor_list; -+ dtor_func func = cur->func; -+#ifdef PTR_DEMANGLE -+ PTR_DEMANGLE (func); -+#endif - - tls_dtor_list = tls_dtor_list->next; -- cur->func (cur->obj); -+ func (cur->obj); - - /* Ensure that the MAP dereference happens before - l_tls_dtor_count decrement. That way, we protect this access from a -diff --git a/string/Makefile b/string/Makefile -index 8424a61..ebe9354 100644 ---- a/string/Makefile -+++ b/string/Makefile -@@ -54,7 +54,7 @@ tests := tester inl-tester noinl-tester testcopy test-ffs \ - tst-strtok tst-strxfrm bug-strcoll1 tst-strfry \ - bug-strtok1 $(addprefix test-,$(strop-tests)) \ - bug-envz1 tst-strxfrm2 tst-endian tst-svc2 \ -- tst-strtok_r -+ tst-strtok_r bug-strcoll2 - - xtests = tst-strcoll-overflow - -@@ -75,4 +75,17 @@ ifeq ($(run-built-tests),yes) - $(objpfx)tst-svc-cmp.out: tst-svc.expect $(objpfx)tst-svc.out - cmp $^ > $@; \ - $(evaluate-test) -+ -+LOCALES := de_DE.UTF-8 en_US.ISO-8859-1 en_US.UTF-8 \ -+ tr_TR.ISO-8859-9 tr_TR.UTF-8 cs_CZ.UTF-8 \ -+ da_DK.ISO-8859-1 -+include ../gen-locales.mk -+ -+$(objpfx)test-strcasecmp.out: $(gen-locales) -+$(objpfx)test-strncasecmp.out: $(gen-locales) -+$(objpfx)tst-strxfrm.out: $(gen-locales) -+$(objpfx)tst-strxfrm2.out: $(gen-locales) -+# bug-strcoll2 needs cs_CZ.UTF-8 and da_DK.ISO-8859-1. -+$(objpfx)bug-strcoll2.out: $(gen-locales) -+ - endif -diff --git a/string/bug-strcoll2.c b/string/bug-strcoll2.c -new file mode 100644 -index 0000000..72a9ff2 ---- /dev/null -+++ b/string/bug-strcoll2.c -@@ -0,0 +1,92 @@ -+/* Bug 18589: sort-test.sh fails at random. -+ Copyright (C) 2015 Free Software Foundation, Inc. -+ This file is part of the GNU C Library. -+ -+ The GNU C Library is free software; you can redistribute it and/or -+ modify it under the terms of the GNU Lesser General Public -+ License as published by the Free Software Foundation; either -+ version 2.1 of the License, or (at your option) any later version. -+ -+ The GNU C Library is distributed in the hope that it will be useful, -+ but WITHOUT ANY WARRANTY; without even the implied warranty of -+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+ Lesser General Public License for more details. -+ -+ You should have received a copy of the GNU Lesser General Public -+ License along with the GNU C Library; if not, see -+ <http://www.gnu.org/licenses/>. */ -+ -+#include <stdio.h> -+#include <string.h> -+#include <locale.h> -+ -+/* An incorrect strcoll optimization resulted in incorrect -+ results from strcoll for cs_CZ and da_DK. */ -+ -+int -+test_cs_CZ (void) -+{ -+ const char t1[] = "config"; -+ const char t2[] = "choose"; -+ if (setlocale (LC_ALL, "cs_CZ.UTF-8") == NULL) -+ { -+ perror ("setlocale"); -+ return 1; -+ } -+ /* In Czech the digraph ch sorts after c, therefore we expect -+ config to sort before choose. */ -+ int a = strcoll (t1, t2); -+ int b = strcoll (t2, t1); -+ printf ("strcoll (\"%s\", \"%s\") = %d\n", t1, t2, a); -+ printf ("strcoll (\"%s\", \"%s\") = %d\n", t2, t1, b); -+ if (a < 0 && b > 0) -+ { -+ puts ("PASS: config < choose"); -+ return 0; -+ } -+ else -+ { -+ puts ("FAIL: Wrong sorting in cs_CZ.UTF-8."); -+ return 1; -+ } -+} -+ -+int -+test_da_DK (void) -+{ -+ const char t1[] = "AS"; -+ const char t2[] = "AA"; -+ if (setlocale (LC_ALL, "da_DK.ISO-8859-1") == NULL) -+ { -+ perror ("setlocale"); -+ return 1; -+ } -+ /* AA should be treated as the last letter of the Danish alphabet, -+ hence sorting after AS. */ -+ int a = strcoll (t1, t2); -+ int b = strcoll (t2, t1); -+ printf ("strcoll (\"%s\", \"%s\") = %d\n", t1, t2, a); -+ printf ("strcoll (\"%s\", \"%s\") = %d\n", t2, t1, b); -+ if (a < 0 && b > 0) -+ { -+ puts ("PASS: AS < AA"); -+ return 0; -+ } -+ else -+ { -+ puts ("FAIL: Wrong sorting in da_DK.ISO-8859-1"); -+ return 1; -+ } -+} -+ -+static int -+do_test (void) -+{ -+ int err = 0; -+ err |= test_cs_CZ (); -+ err |= test_da_DK (); -+ return err; -+} -+ -+#define TEST_FUNCTION do_test () -+#include "../test-skeleton.c" -diff --git a/string/strcoll_l.c b/string/strcoll_l.c -index 8f1225f..35bc0e4 100644 ---- a/string/strcoll_l.c -+++ b/string/strcoll_l.c -@@ -29,7 +29,6 @@ - # define STRING_TYPE char - # define USTRING_TYPE unsigned char - # define STRCOLL __strcoll_l --# define STRDIFF __strdiff - # define STRCMP strcmp - # define WEIGHT_H "../locale/weight.h" - # define SUFFIX MB -@@ -42,20 +41,6 @@ - #include "../locale/localeinfo.h" - #include WEIGHT_H - --#define MASK_UTF8_7BIT (1 << 7) --#define MASK_UTF8_START (3 << 6) -- --size_t --STRDIFF (const STRING_TYPE *s, const STRING_TYPE *t) --{ -- size_t n; -- -- for (n = 0; *s != '\0' && *s++ == *t++; ++n) -- continue; -- -- return n; --} -- - /* Track status while looking for sequences in a string. */ - typedef struct - { -@@ -269,29 +254,9 @@ STRCOLL (const STRING_TYPE *s1, const STRING_TYPE *s2, __locale_t l) - const USTRING_TYPE *extra; - const int32_t *indirect; - -- /* In case there is no locale specific sort order (C / POSIX). */ - if (nrules == 0) - return STRCMP (s1, s2); - -- /* Fast forward to the position of the first difference. Needs to be -- encoding aware as the byte-by-byte comparison can stop in the middle -- of a char sequence for multibyte encodings like UTF-8. */ -- uint_fast32_t encoding = -- current->values[_NL_ITEM_INDEX (_NL_COLLATE_ENCODING_TYPE)].word; -- if (encoding != __cet_other) -- { -- size_t diff = STRDIFF (s1, s2); -- if (diff > 0) -- { -- if (encoding == __cet_utf8 && (*(s1 + diff) & MASK_UTF8_7BIT) != 0) -- do -- diff--; -- while (diff > 0 && (*(s1 + diff) & MASK_UTF8_START) != MASK_UTF8_START); -- s1 += diff; -- s2 += diff; -- } -- } -- - /* Catch empty strings. */ - if (__glibc_unlikely (*s1 == '\0') || __glibc_unlikely (*s2 == '\0')) - return (*s1 != '\0') - (*s2 != '\0'); -@@ -358,8 +323,7 @@ STRCOLL (const STRING_TYPE *s1, const STRING_TYPE *s2, __locale_t l) - byte-level comparison to ensure that we don't waste time - going through multiple passes for totally equal strings - before proceeding to subsequent passes. */ -- if (pass == 0 && encoding == __cet_other && -- STRCMP (s1, s2) == 0) -+ if (pass == 0 && STRCMP (s1, s2) == 0) - return result; - else - break; -diff --git a/string/tst-strxfrm2.c b/string/tst-strxfrm2.c -index d5a1115..bea5aa2 100644 ---- a/string/tst-strxfrm2.c -+++ b/string/tst-strxfrm2.c -@@ -5,6 +5,8 @@ - static int - do_test (void) - { -+ static const char test_locale[] = "de_DE.UTF-8"; -+ - int res = 0; - - char buf[20]; -@@ -38,9 +40,9 @@ do_test (void) - res = 1; - } - -- if (setlocale (LC_ALL, "de_DE.UTF-8") == NULL) -+ if (setlocale (LC_ALL, test_locale) == NULL) - { -- puts ("setlocale failed"); -+ printf ("cannot set locale \"%s\"\n", test_locale); - res = 1; - } - else -diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h -index 7a0fe8d..78e3a97 100644 ---- a/sysdeps/generic/ldsodefs.h -+++ b/sysdeps/generic/ldsodefs.h -@@ -592,9 +592,6 @@ struct rtld_global_ro - /* List of auditing interfaces. */ - struct audit_ifaces *_dl_audit; - unsigned int _dl_naudit; -- -- /* 0 if internal pointer values should not be guarded, 1 if they should. */ -- EXTERN int _dl_pointer_guard; - }; - # define __rtld_global_attribute__ - # if IS_IN (rtld) -diff --git a/sysdeps/hppa/dl-symaddr.c b/sysdeps/hppa/dl-symaddr.c -index b707c19..89d8baf 100644 ---- a/sysdeps/hppa/dl-symaddr.c -+++ b/sysdeps/hppa/dl-symaddr.c -@@ -33,3 +33,4 @@ _dl_symbol_address (struct link_map *map, const ElfW(Sym) *ref) - else - return (void *) value; - } -+rtld_hidden_def (_dl_symbol_address) -diff --git a/sysdeps/hppa/start.S b/sysdeps/hppa/start.S -index 64d8c3e..cc4f243 100644 ---- a/sysdeps/hppa/start.S -+++ b/sysdeps/hppa/start.S -@@ -42,7 +42,11 @@ - /* Have the linker create plabel words so we get PLABEL32 - relocs and not 21/14. The use of 21/14 relocs is only - supported in the latest dynamic linker. */ -- .section .rodata -+#ifdef SHARED -+ .section .data.rel.ro,"aw",@progbits -+#else -+ .section .rodata,"a",@progbits -+#endif - .align 4 - .Lpmain: - .word P%main -@@ -52,6 +56,10 @@ - .word P%__libc_csu_fini - .Lp__libc_csu_init: - .word P%__libc_csu_init -+#ifdef SHARED -+.Lp__global: -+ .word $global$ -+#endif - - .text - .align 4 -@@ -122,10 +130,14 @@ _start: - /* void *stack_end (7th argument) */ - stw %sp, -60(%sp) - -+#ifdef SHARED -+ addil LT'.Lp__global, %r19 -+ ldw RT'.Lp__global(%r1), %dp -+#else - /* load global */ - ldil L%$global$, %dp - ldo R%$global$(%dp), %dp -- -+#endif - bl __libc_start_main,%r2 - nop - /* die horribly if it returned (it shouldn't) */ -diff --git a/sysdeps/nacl/Makefile b/sysdeps/nacl/Makefile -index 6749a44..1748886 100644 ---- a/sysdeps/nacl/Makefile -+++ b/sysdeps/nacl/Makefile -@@ -132,4 +132,13 @@ ifeq ($(subdir),misc) - # sysdeps/.../linux/ directories, but it's still a sysdeps decision to - # install it. - sysdep_headers += bits/mman-linux.h -+ -+# This defeats sysdeps/gnu/Makefile's addition of sys/mtio.h, which -+# we do not want. This is a total kludge, but it seems no worse for -+# now than making the sysdeps/gnu/Makefile code conditional on a -+# variable we set here. If some sysdeps/.../Makefile that is later -+# in the list than sysdeps/gnu needed to add to sysdep_headers, this -+# would break it. But sysdeps/gnu is close to last in the list and -+# this coming up seems unlikely. -+override sysdep_headers := $(sysdep_headers) - endif -diff --git a/sysdeps/nacl/dl-map-segments.h b/sysdeps/nacl/dl-map-segments.h -index f305da3..f2d5d84 100644 ---- a/sysdeps/nacl/dl-map-segments.h -+++ b/sysdeps/nacl/dl-map-segments.h -@@ -53,7 +53,7 @@ _dl_map_segments (struct link_map *l, int fd, - const size_t maplength, bool has_holes, - struct link_map *loader) - { -- if (__builtin_expect (type, ET_DYN) == ET_DYN) -+ if (__glibc_likely (type == ET_DYN)) - { - /* This is a position-independent shared object. Let the system - choose where to place it. -@@ -165,6 +165,32 @@ _dl_map_segments (struct link_map *l, int fd, - errno = error; - return DL_MAP_SEGMENTS_ERROR_MAP_SEGMENT; - } -+ if (__glibc_unlikely (type != ET_DYN)) -+ { -+ /* A successful PROT_EXEC mmap would have implicitly -+ updated the bookkeeping so that a future -+ allocate_code_data call would know that this range -+ of the address space is already occupied. That -+ doesn't happen implicitly with dyncode_create, so -+ it's necessary to do an explicit call to update the -+ bookkeeping. */ -+ uintptr_t allocated_address; -+ error = __nacl_irt_code_data_alloc.allocate_code_data -+ (l->l_addr + c->mapstart, len, 0, 0, &allocated_address); -+ if (__glibc_unlikely (error)) -+ { -+ errno = error; -+ return DL_MAP_SEGMENTS_ERROR_MAP_SEGMENT; -+ } -+ if (__glibc_unlikely -+ (allocated_address != l->l_addr + c->mapstart)) -+ { -+ /* This is not a very helpful error for this case, -+ but there isn't really anything better to use. */ -+ errno = ENOMEM; -+ return DL_MAP_SEGMENTS_ERROR_MAP_SEGMENT; -+ } -+ } - } - else - { -diff --git a/sysdeps/nacl/dl-sysdep-open.h b/sysdeps/nacl/dl-sysdep-open.h -new file mode 100644 -index 0000000..38b0f9e ---- /dev/null -+++ b/sysdeps/nacl/dl-sysdep-open.h -@@ -0,0 +1,40 @@ -+/* System-specific call to open a shared object by name. NaCl version. -+ Copyright (C) 2015 Free Software Foundation, Inc. -+ This file is part of the GNU C Library. -+ -+ The GNU C Library is free software; you can redistribute it and/or -+ modify it under the terms of the GNU Lesser General Public -+ License as published by the Free Software Foundation; either -+ version 2.1 of the License, or (at your option) any later version. -+ -+ The GNU C Library is distributed in the hope that it will be useful, -+ but WITHOUT ANY WARRANTY; without even the implied warranty of -+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+ Lesser General Public License for more details. -+ -+ You should have received a copy of the GNU Lesser General Public -+ License along with the GNU C Library; if not, see -+ <http://www.gnu.org/licenses/>. */ -+ -+#ifndef _DL_SYSDEP_OPEN_H -+#define _DL_SYSDEP_OPEN_H 1 -+ -+#include <stddef.h> -+ -+/* NAME is a name without slashes, as it appears in a DT_NEEDED entry -+ or a dlopen call's argument or suchlike. NAMELEN is (strlen (NAME) + 1). -+ -+ Find NAME in an OS-dependent fashion, and return its "real" name. -+ Optionally fill in *FD with a file descriptor open on that file (or -+ else leave its initial value of -1). The return value is a new -+ malloc'd string, which will be free'd by the caller. If NAME is -+ resolved to an actual file that can be opened, then the return -+ value should name that file (and if *FD was not set, then a normal -+ __open call on that string will be made). If *FD was set by some -+ other means than a normal open and there is no "real" name to use, -+ then __strdup (NAME) is fine (modulo error checking). */ -+ -+extern char *_dl_sysdep_open_object (const char *name, size_t namelen, int *fd) -+ internal_function attribute_hidden; -+ -+#endif /* dl-sysdep-open.h */ -diff --git a/sysdeps/nacl/dl-sysdep.c b/sysdeps/nacl/dl-sysdep.c -index 3e902c2..3a04aa1 100644 ---- a/sysdeps/nacl/dl-sysdep.c -+++ b/sysdeps/nacl/dl-sysdep.c -@@ -87,3 +87,26 @@ _dl_start_user (void (*user_entry) (uint32_t info[]), uint32_t info[]) - #endif /* SHARED */ - - #include <elf/dl-sysdep.c> -+ -+#include <dl-sysdep-open.h> -+#include <nacl-interfaces.h> -+#include <assert.h> -+#include <string.h> -+#include <unistd.h> -+ -+char * -+internal_function -+_dl_sysdep_open_object (const char *name, size_t namelen, int *fd) -+{ -+ int error = __nacl_irt_resource_open.open_resource (name, fd); -+ if (error) -+ return NULL; -+ assert (*fd != -1); -+ char *realname = __strdup (name); -+ if (__glibc_unlikely (realname == NULL)) -+ { -+ __close (*fd); -+ *fd = -1; -+ } -+ return realname; -+} -diff --git a/sysdeps/nacl/nacl-interface-list.h b/sysdeps/nacl/nacl-interface-list.h -index cb33751..c68faed 100644 ---- a/sysdeps/nacl/nacl-interface-list.h -+++ b/sysdeps/nacl/nacl-interface-list.h -@@ -28,7 +28,7 @@ NACL_MANDATORY_INTERFACE (rtld, - NACL_IRT_FUTEX_v0_1, nacl_irt_futex) - NACL_MANDATORY_INTERFACE (rtld, - NACL_IRT_TLS_v0_1, nacl_irt_tls) --NACL_MANDATORY_INTERFACE (libc, -+NACL_MANDATORY_INTERFACE (rtld, - NACL_IRT_RESOURCE_OPEN_v0_1, nacl_irt_resource_open) - NACL_MANDATORY_INTERFACE (rtld, - NACL_IRT_CODE_DATA_ALLOC_v0_1, -diff --git a/sysdeps/nacl/start.c b/sysdeps/nacl/start.c -index a4b6dd3..8e8bc1a 100644 ---- a/sysdeps/nacl/start.c -+++ b/sysdeps/nacl/start.c -@@ -44,6 +44,10 @@ - /* The application defines this, of course. */ - extern int main (int argc, char **argv, char **envp); - -+/* But maybe it defines this too, in which case it takes precedence. */ -+extern int __nacl_main (int argc, char **argv, char **envp) -+ __attribute__ ((weak)); -+ - /* These are defined in libc. */ - extern int __libc_csu_init (int argc, char **argv, char **envp); - extern void __libc_csu_fini (void); -@@ -59,7 +63,7 @@ _start (uint32_t info[]) - { - /* The generic code actually assumes that envp follows argv. */ - -- __libc_start_main (&main, -+ __libc_start_main (&__nacl_main ?: &main, - nacl_startup_argc (info), - nacl_startup_argv (info), - nacl_startup_auxv (info), -diff --git a/sysdeps/posix/opendir.c b/sysdeps/posix/opendir.c -index 6509f5c..9edf056 100644 ---- a/sysdeps/posix/opendir.c -+++ b/sysdeps/posix/opendir.c -@@ -105,7 +105,7 @@ need_isdir_precheck (void) - tryopen_o_directory (); - - /* We can skip the expensive `stat' call if O_DIRECTORY works. */ -- return o_directory_works > 0; -+ return o_directory_works < 0; - #endif - return true; - } -diff --git a/sysdeps/powerpc/nptl/elide.h b/sysdeps/powerpc/nptl/elide.h -index 389f5a5..2e1e443 100644 ---- a/sysdeps/powerpc/nptl/elide.h -+++ b/sysdeps/powerpc/nptl/elide.h -@@ -23,67 +23,78 @@ - # include <htm.h> - # include <elision-conf.h> - --/* Returns true if the lock defined by is_lock_free as elided. -- ADAPT_COUNT is a pointer to per-lock state variable. */ -- -+/* Get the new value of adapt_count according to the elision -+ configurations. Returns true if the system should retry again or false -+ otherwise. */ - static inline bool --__elide_lock (uint8_t *adapt_count, int is_lock_free) -+__get_new_count (uint8_t *adapt_count, int attempt) - { -- if (*adapt_count > 0) -+ /* A persistent failure indicates that a retry will probably -+ result in another failure. Use normal locking now and -+ for the next couple of calls. */ -+ if (_TEXASRU_FAILURE_PERSISTENT (__builtin_get_texasru ())) - { -- (*adapt_count)--; -+ if (__elision_aconf.skip_lock_internal_abort > 0) -+ *adapt_count = __elision_aconf.skip_lock_internal_abort; - return false; - } -- -- for (int i = __elision_aconf.try_tbegin; i > 0; i--) -- { -- if (__builtin_tbegin (0)) -- { -- if (is_lock_free) -- return true; -- /* Lock was busy. */ -- __builtin_tabort (_ABORT_LOCK_BUSY); -- } -- else -- { -- /* A persistent failure indicates that a retry will probably -- result in another failure. Use normal locking now and -- for the next couple of calls. */ -- if (_TEXASRU_FAILURE_PERSISTENT (__builtin_get_texasru ())) -- { -- if (__elision_aconf.skip_lock_internal_abort > 0) -- *adapt_count = __elision_aconf.skip_lock_internal_abort; -- break; -- } -- /* Same logic as above, but for a number of temporary failures in a -- a row. */ -- else if (__elision_aconf.skip_lock_out_of_tbegin_retries > 0 -- && __elision_aconf.try_tbegin > 0) -- *adapt_count = __elision_aconf.skip_lock_out_of_tbegin_retries; -- } -- } -- -- return false; -+ /* Same logic as above, but for a number of temporary failures in a -+ a row. */ -+ else if (attempt <= 1 && __elision_aconf.skip_lock_out_of_tbegin_retries > 0 -+ && __elision_aconf.try_tbegin > 0) -+ *adapt_count = __elision_aconf.skip_lock_out_of_tbegin_retries; -+ return true; - } - --# define ELIDE_LOCK(adapt_count, is_lock_free) \ -- __elide_lock (&(adapt_count), is_lock_free) -- -- --static inline bool --__elide_trylock (uint8_t *adapt_count, int is_lock_free, int write) --{ -- if (__elision_aconf.try_tbegin > 0) -- { -- if (write) -- __builtin_tabort (_ABORT_NESTED_TRYLOCK); -- return __elide_lock (adapt_count, is_lock_free); -- } -- return false; --} -+/* CONCURRENCY NOTES: -+ -+ The evaluation of the macro expression is_lock_free encompasses one or -+ more loads from memory locations that are concurrently modified by other -+ threads. For lock elision to work, this evaluation and the rest of the -+ critical section protected by the lock must be atomic because an -+ execution with lock elision must be equivalent to an execution in which -+ the lock would have been actually acquired and released. Therefore, we -+ evaluate is_lock_free inside of the transaction that represents the -+ critical section for which we want to use lock elision, which ensures -+ the atomicity that we require. */ -+ -+/* Returns 0 if the lock defined by is_lock_free was elided. -+ ADAPT_COUNT is a per-lock state variable. */ -+# define ELIDE_LOCK(adapt_count, is_lock_free) \ -+ ({ \ -+ int ret = 0; \ -+ if (adapt_count > 0) \ -+ (adapt_count)--; \ -+ else \ -+ for (int i = __elision_aconf.try_tbegin; i > 0; i--) \ -+ { \ -+ if (__builtin_tbegin (0)) \ -+ { \ -+ if (is_lock_free) \ -+ { \ -+ ret = 1; \ -+ break; \ -+ } \ -+ __builtin_tabort (_ABORT_LOCK_BUSY); \ -+ } \ -+ else \ -+ if (!__get_new_count (&adapt_count,i)) \ -+ break; \ -+ } \ -+ ret; \ -+ }) - - # define ELIDE_TRYLOCK(adapt_count, is_lock_free, write) \ -- __elide_trylock (&(adapt_count), is_lock_free, write) -+ ({ \ -+ int ret = 0; \ -+ if (__elision_aconf.try_tbegin > 0) \ -+ { \ -+ if (write) \ -+ __builtin_tabort (_ABORT_NESTED_TRYLOCK); \ -+ ret = ELIDE_LOCK (adapt_count, is_lock_free); \ -+ } \ -+ ret; \ -+ }) - - - static inline bool -diff --git a/sysdeps/sparc/sparc32/sem_open.c b/sysdeps/sparc/sparc32/sem_open.c -index 16cb9ad..59df2d7 100644 ---- a/sysdeps/sparc/sparc32/sem_open.c -+++ b/sysdeps/sparc/sparc32/sem_open.c -@@ -29,6 +29,7 @@ - #include <sys/mman.h> - #include <sys/stat.h> - #include "semaphoreP.h" -+#include <futex-internal.h> - #include <shm-directory.h> - - -diff --git a/sysdeps/unix/sysv/linux/alpha/libc.abilist b/sysdeps/unix/sysv/linux/alpha/libc.abilist -index 58c8b32..aa20e22 100644 ---- a/sysdeps/unix/sysv/linux/alpha/libc.abilist -+++ b/sysdeps/unix/sysv/linux/alpha/libc.abilist -@@ -1822,9 +1822,6 @@ GLIBC_2.17 - GLIBC_2.18 - GLIBC_2.18 A - __cxa_thread_atexit_impl F --GLIBC_2.22 -- GLIBC_2.22 A -- fmemopen F - GLIBC_2.2 - GLIBC_2.2 A - _IO_adjust_wcolumn F -@@ -2015,6 +2012,9 @@ GLIBC_2.2.4 - GLIBC_2.2.6 - GLIBC_2.2.6 A - __nanosleep F -+GLIBC_2.22 -+ GLIBC_2.22 A -+ fmemopen F - GLIBC_2.3 - GLIBC_2.3 A - __ctype_b_loc F -diff --git a/sysdeps/unix/sysv/linux/hppa/bits/atomic.h b/sysdeps/unix/sysv/linux/hppa/bits/atomic.h -index abde83e..6e73504 100644 ---- a/sysdeps/unix/sysv/linux/hppa/bits/atomic.h -+++ b/sysdeps/unix/sysv/linux/hppa/bits/atomic.h -@@ -56,42 +56,41 @@ typedef uintmax_t uatomic_max_t; - #define _LWS "0xb0" - #define _LWS_CAS "0" - /* Note r31 is the link register. */ --#define _LWS_CLOBBER "r1", "r26", "r25", "r24", "r23", "r22", "r21", "r20", "r28", "r31", "memory" -+#define _LWS_CLOBBER "r1", "r23", "r22", "r20", "r31", "memory" - /* String constant for -EAGAIN. */ - #define _ASM_EAGAIN "-11" - /* String constant for -EDEADLOCK. */ - #define _ASM_EDEADLOCK "-45" - - #if __ASSUME_LWS_CAS --/* The only basic operation needed is compare and exchange. */ -+/* The only basic operation needed is compare and exchange. The mem -+ pointer must be word aligned. */ - # define atomic_compare_and_exchange_val_acq(mem, newval, oldval) \ - ({ \ -- volatile int lws_errno; \ -- __typeof__ (*mem) lws_ret; \ -- asm volatile( \ -+ register long lws_errno asm("r21"); \ -+ register unsigned long lws_ret asm("r28"); \ -+ register unsigned long lws_mem asm("r26") = (unsigned long)(mem); \ -+ register unsigned long lws_old asm("r25") = (unsigned long)(oldval);\ -+ register unsigned long lws_new asm("r24") = (unsigned long)(newval);\ -+ __asm__ __volatile__( \ - "0: \n\t" \ -- "copy %2, %%r26 \n\t" \ -- "copy %3, %%r25 \n\t" \ -- "copy %4, %%r24 \n\t" \ - "ble " _LWS "(%%sr2, %%r0) \n\t" \ - "ldi " _LWS_CAS ", %%r20 \n\t" \ -- "ldi " _ASM_EAGAIN ", %%r24 \n\t" \ -- "cmpb,=,n %%r24, %%r21, 0b \n\t" \ -+ "ldi " _ASM_EAGAIN ", %%r20 \n\t" \ -+ "cmpb,=,n %%r20, %%r21, 0b \n\t" \ - "nop \n\t" \ -- "ldi " _ASM_EDEADLOCK ", %%r25 \n\t" \ -- "cmpb,=,n %%r25, %%r21, 0b \n\t" \ -+ "ldi " _ASM_EDEADLOCK ", %%r20 \n\t" \ -+ "cmpb,=,n %%r20, %%r21, 0b \n\t" \ - "nop \n\t" \ -- "stw %%r28, %0 \n\t" \ -- "stw %%r21, %1 \n\t" \ -- : "=m" (lws_ret), "=m" (lws_errno) \ -- : "r" (mem), "r" (oldval), "r" (newval) \ -+ : "=r" (lws_ret), "=r" (lws_errno) \ -+ : "r" (lws_mem), "r" (lws_old), "r" (lws_new) \ - : _LWS_CLOBBER \ - ); \ - \ -- if(lws_errno == -EFAULT || lws_errno == -ENOSYS) \ -+ if (lws_errno == -EFAULT || lws_errno == -ENOSYS) \ - ABORT_INSTRUCTION; \ - \ -- lws_ret; \ -+ (__typeof (oldval)) lws_ret; \ - }) - - # define atomic_compare_and_exchange_bool_acq(mem, newval, oldval) \ -diff --git a/sysdeps/unix/sysv/linux/hppa/libc.abilist b/sysdeps/unix/sysv/linux/hppa/libc.abilist -index cf0ad90..224e1f3 100644 ---- a/sysdeps/unix/sysv/linux/hppa/libc.abilist -+++ b/sysdeps/unix/sysv/linux/hppa/libc.abilist -@@ -95,9 +95,6 @@ GLIBC_2.18 - GLIBC_2.19 - GLIBC_2.19 A - fanotify_mark F --GLIBC_2.22 -- GLIBC_2.22 A -- fmemopen F - GLIBC_2.2 - GLIBC_2.2 A - _Exit F -@@ -1863,6 +1860,9 @@ GLIBC_2.2.4 - GLIBC_2.2.6 - GLIBC_2.2.6 A - __nanosleep F -+GLIBC_2.22 -+ GLIBC_2.22 A -+ fmemopen F - GLIBC_2.3 - GLIBC_2.3 A - __ctype_b_loc F -diff --git a/sysdeps/unix/sysv/linux/hppa/syscall.c b/sysdeps/unix/sysv/linux/hppa/syscall.c -index aff67a8..958fa47 100644 ---- a/sysdeps/unix/sysv/linux/hppa/syscall.c -+++ b/sysdeps/unix/sysv/linux/hppa/syscall.c -@@ -43,9 +43,10 @@ syscall (long int __sysno, ...) - va_end (args); - - { -+ LOAD_ARGS_6 (arg0, arg1, arg2, arg3, arg4, arg5) - register unsigned long int __res asm("r28"); - PIC_REG_DEF -- LOAD_ARGS_6 (arg0, arg1, arg2, arg3, arg4, arg5) -+ LOAD_REGS_6 - asm volatile (SAVE_ASM_PIC - " ble 0x100(%%sr2, %%r0) \n" - " copy %1, %%r20 \n" -diff --git a/sysdeps/unix/sysv/linux/hppa/sysdep.h b/sysdeps/unix/sysv/linux/hppa/sysdep.h -index d20a04b..cb1f163 100644 ---- a/sysdeps/unix/sysv/linux/hppa/sysdep.h -+++ b/sysdeps/unix/sysv/linux/hppa/sysdep.h -@@ -400,9 +400,10 @@ L(pre_end): ASM_LINE_SEP \ - ({ \ - long __sys_res; \ - { \ -+ LOAD_ARGS_##nr(args) \ - register unsigned long __res asm("r28"); \ - PIC_REG_DEF \ -- LOAD_ARGS_##nr(args) \ -+ LOAD_REGS_##nr \ - /* FIXME: HACK save/load r19 around syscall */ \ - asm volatile( \ - SAVE_ASM_PIC \ -@@ -425,9 +426,10 @@ L(pre_end): ASM_LINE_SEP \ - ({ \ - long __sys_res; \ - { \ -+ LOAD_ARGS_##nr(args) \ - register unsigned long __res asm("r28"); \ - PIC_REG_DEF \ -- LOAD_ARGS_##nr(args) \ -+ LOAD_REGS_##nr \ - /* FIXME: HACK save/load r19 around syscall */ \ - asm volatile( \ - SAVE_ASM_PIC \ -@@ -443,27 +445,44 @@ L(pre_end): ASM_LINE_SEP \ - __sys_res; \ - }) - -- -- - #define LOAD_ARGS_0() --#define LOAD_ARGS_1(r26) \ -- register unsigned long __r26 __asm__("r26") = (unsigned long)(r26); \ -+#define LOAD_REGS_0 -+#define LOAD_ARGS_1(a1) \ -+ register unsigned long __x26 = (unsigned long)(a1); \ - LOAD_ARGS_0() --#define LOAD_ARGS_2(r26,r25) \ -- register unsigned long __r25 __asm__("r25") = (unsigned long)(r25); \ -- LOAD_ARGS_1(r26) --#define LOAD_ARGS_3(r26,r25,r24) \ -- register unsigned long __r24 __asm__("r24") = (unsigned long)(r24); \ -- LOAD_ARGS_2(r26,r25) --#define LOAD_ARGS_4(r26,r25,r24,r23) \ -- register unsigned long __r23 __asm__("r23") = (unsigned long)(r23); \ -- LOAD_ARGS_3(r26,r25,r24) --#define LOAD_ARGS_5(r26,r25,r24,r23,r22) \ -- register unsigned long __r22 __asm__("r22") = (unsigned long)(r22); \ -- LOAD_ARGS_4(r26,r25,r24,r23) --#define LOAD_ARGS_6(r26,r25,r24,r23,r22,r21) \ -- register unsigned long __r21 __asm__("r21") = (unsigned long)(r21); \ -- LOAD_ARGS_5(r26,r25,r24,r23,r22) -+#define LOAD_REGS_1 \ -+ register unsigned long __r26 __asm__("r26") = __x26; \ -+ LOAD_REGS_0 -+#define LOAD_ARGS_2(a1,a2) \ -+ register unsigned long __x25 = (unsigned long)(a2); \ -+ LOAD_ARGS_1(a1) -+#define LOAD_REGS_2 \ -+ register unsigned long __r25 __asm__("r25") = __x25; \ -+ LOAD_REGS_1 -+#define LOAD_ARGS_3(a1,a2,a3) \ -+ register unsigned long __x24 = (unsigned long)(a3); \ -+ LOAD_ARGS_2(a1,a2) -+#define LOAD_REGS_3 \ -+ register unsigned long __r24 __asm__("r24") = __x24; \ -+ LOAD_REGS_2 -+#define LOAD_ARGS_4(a1,a2,a3,a4) \ -+ register unsigned long __x23 = (unsigned long)(a4); \ -+ LOAD_ARGS_3(a1,a2,a3) -+#define LOAD_REGS_4 \ -+ register unsigned long __r23 __asm__("r23") = __x23; \ -+ LOAD_REGS_3 -+#define LOAD_ARGS_5(a1,a2,a3,a4,a5) \ -+ register unsigned long __x22 = (unsigned long)(a5); \ -+ LOAD_ARGS_4(a1,a2,a3,a4) -+#define LOAD_REGS_5 \ -+ register unsigned long __r22 __asm__("r22") = __x22; \ -+ LOAD_REGS_4 -+#define LOAD_ARGS_6(a1,a2,a3,a4,a5,a6) \ -+ register unsigned long __x21 = (unsigned long)(a6); \ -+ LOAD_ARGS_5(a1,a2,a3,a4,a5) -+#define LOAD_REGS_6 \ -+ register unsigned long __r21 __asm__("r21") = __x21; \ -+ LOAD_REGS_5 - - /* Even with zero args we use r20 for the syscall number */ - #define ASM_ARGS_0 -diff --git a/sysdeps/unix/sysv/linux/microblaze/sysdep.h b/sysdeps/unix/sysv/linux/microblaze/sysdep.h -index 83c0340..9d5c542 100644 ---- a/sysdeps/unix/sysv/linux/microblaze/sysdep.h -+++ b/sysdeps/unix/sysv/linux/microblaze/sysdep.h -@@ -16,8 +16,11 @@ - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -+#ifndef _LINUX_MICROBLAZE_SYSDEP_H -+#define _LINUX_MICROBLAZE_SYSDEP_H 1 -+ -+#include <sysdeps/unix/sysdep.h> - #include <sysdeps/microblaze/sysdep.h> --#include <sys/syscall.h> - - /* Defines RTLD_PRIVATE_ERRNO. */ - #include <dl-sysdep.h> -@@ -305,3 +308,5 @@ SYSCALL_ERROR_LABEL_DCL: \ - # define PTR_DEMANGLE(var) (void) (var) - - #endif /* not __ASSEMBLER__ */ -+ -+#endif /* _LINUX_MICROBLAZE_SYSDEP_H */ -diff --git a/sysdeps/unix/sysv/linux/openat.c b/sysdeps/unix/sysv/linux/openat.c -index 6777123..ad8e31d 100644 ---- a/sysdeps/unix/sysv/linux/openat.c -+++ b/sysdeps/unix/sysv/linux/openat.c -@@ -68,6 +68,11 @@ __OPENAT (int fd, const char *file, int oflag, ...) - va_end (arg); - } - -+ /* We have to add the O_LARGEFILE flag for openat64. */ -+#ifdef MORE_OFLAGS -+ oflag |= MORE_OFLAGS; -+#endif -+ - return SYSCALL_CANCEL (openat, fd, file, oflag, mode); - } - libc_hidden_def (__OPENAT) -diff --git a/sysdeps/unix/sysv/linux/powerpc/elision-lock.c b/sysdeps/unix/sysv/linux/powerpc/elision-lock.c -index 7f9bcc2..c6731ca 100644 ---- a/sysdeps/unix/sysv/linux/powerpc/elision-lock.c -+++ b/sysdeps/unix/sysv/linux/powerpc/elision-lock.c -@@ -72,8 +72,7 @@ __lll_lock_elision (int *lock, short *adapt_count, EXTRAARG int pshared) - goto use_lock; - } - -- int try_begin = aconf.try_tbegin; -- while (1) -+ for (int i = aconf.try_tbegin; i > 0; i--) - { - if (__builtin_tbegin (0)) - { -@@ -87,21 +86,19 @@ __lll_lock_elision (int *lock, short *adapt_count, EXTRAARG int pshared) - /* A persistent failure indicates that a retry will probably - result in another failure. Use normal locking now and - for the next couple of calls. */ -- if (try_begin-- <= 0 -- || _TEXASRU_FAILURE_PERSISTENT (__builtin_get_texasru ())) -+ if (_TEXASRU_FAILURE_PERSISTENT (__builtin_get_texasru ())) - { - if (aconf.skip_lock_internal_abort > 0) - *adapt_count = aconf.skip_lock_internal_abort; - goto use_lock; - } -- /* Same logic as above, but for for a number of temporary failures -- in a row. */ -- else if (aconf.skip_lock_out_of_tbegin_retries > 0 -- && aconf.try_tbegin > 0) -- *adapt_count = aconf.skip_lock_out_of_tbegin_retries; - } - } - -+ /* Fall back to locks for a bit if retries have been exhausted */ -+ if (aconf.try_tbegin > 0 && aconf.skip_lock_out_of_tbegin_retries > 0) -+ *adapt_count = aconf.skip_lock_out_of_tbegin_retries; -+ - use_lock: - return LLL_LOCK ((*lock), pshared); - } -diff --git a/time/strftime_l.c b/time/strftime_l.c -index b48ef34..4eb647c 100644 ---- a/time/strftime_l.c -+++ b/time/strftime_l.c -@@ -510,13 +510,17 @@ __strftime_internal (s, maxsize, format, tp, tzset_called ut_argument - only a few elements. Dereference the pointers only if the format - requires this. Then it is ok to fail if the pointers are invalid. */ - # define a_wkday \ -- ((const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(ABDAY_1) + tp->tm_wday)) -+ ((const CHAR_T *) (tp->tm_wday < 0 || tp->tm_wday > 6 \ -+ ? "?" : _NL_CURRENT (LC_TIME, NLW(ABDAY_1) + tp->tm_wday))) - # define f_wkday \ -- ((const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(DAY_1) + tp->tm_wday)) -+ ((const CHAR_T *) (tp->tm_wday < 0 || tp->tm_wday > 6 \ -+ ? "?" : _NL_CURRENT (LC_TIME, NLW(DAY_1) + tp->tm_wday))) - # define a_month \ -- ((const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(ABMON_1) + tp->tm_mon)) -+ ((const CHAR_T *) (tp->tm_mon < 0 || tp->tm_mon > 11 \ -+ ? "?" : _NL_CURRENT (LC_TIME, NLW(ABMON_1) + tp->tm_mon))) - # define f_month \ -- ((const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(MON_1) + tp->tm_mon)) -+ ((const CHAR_T *) (tp->tm_mon < 0 || tp->tm_mon > 11 \ -+ ? "?" : _NL_CURRENT (LC_TIME, NLW(MON_1) + tp->tm_mon))) - # define ampm \ - ((const CHAR_T *) _NL_CURRENT (LC_TIME, tp->tm_hour > 11 \ - ? NLW(PM_STR) : NLW(AM_STR))) -@@ -526,8 +530,10 @@ __strftime_internal (s, maxsize, format, tp, tzset_called ut_argument - # define ap_len STRLEN (ampm) - #else - # if !HAVE_STRFTIME --# define f_wkday (weekday_name[tp->tm_wday]) --# define f_month (month_name[tp->tm_mon]) -+# define f_wkday (tp->tm_wday < 0 || tp->tm_wday > 6 \ -+ ? "?" : weekday_name[tp->tm_wday]) -+# define f_month (tp->tm_mon < 0 || tp->tm_mon > 11 \ -+ ? "?" : month_name[tp->tm_mon]) - # define a_wkday f_wkday - # define a_month f_month - # define ampm (L_("AMPM") + 2 * (tp->tm_hour > 11)) -@@ -1321,7 +1327,7 @@ __strftime_internal (s, maxsize, format, tp, tzset_called ut_argument - *tzset_called = true; - } - # endif -- zone = tzname[tp->tm_isdst]; -+ zone = tp->tm_isdst <= 1 ? tzname[tp->tm_isdst] : "?"; - } - #endif - if (! zone) -diff --git a/time/tst-strftime.c b/time/tst-strftime.c -index 374fba4..af3ff72 100644 ---- a/time/tst-strftime.c -+++ b/time/tst-strftime.c -@@ -4,6 +4,56 @@ - #include <time.h> - - -+static int -+do_bz18985 (void) -+{ -+ char buf[1000]; -+ struct tm ttm; -+ int rc, ret = 0; -+ -+ memset (&ttm, 1, sizeof (ttm)); -+ ttm.tm_zone = NULL; /* Dereferenced directly if non-NULL. */ -+ rc = strftime (buf, sizeof (buf), "%a %A %b %B %c %z %Z", &ttm); -+ -+ if (rc == 66) -+ { -+ const char expected[] -+ = "? ? ? ? ? ? 16843009 16843009:16843009:16843009 16844909 +467836 ?"; -+ if (0 != strcmp (buf, expected)) -+ { -+ printf ("expected:\n %s\ngot:\n %s\n", expected, buf); -+ ret += 1; -+ } -+ } -+ else -+ { -+ printf ("expected 66, got %d\n", rc); -+ ret += 1; -+ } -+ -+ /* Check negative values as well. */ -+ memset (&ttm, 0xFF, sizeof (ttm)); -+ ttm.tm_zone = NULL; /* Dereferenced directly if non-NULL. */ -+ rc = strftime (buf, sizeof (buf), "%a %A %b %B %c %z %Z", &ttm); -+ -+ if (rc == 30) -+ { -+ const char expected[] = "? ? ? ? ? ? -1 -1:-1:-1 1899 "; -+ if (0 != strcmp (buf, expected)) -+ { -+ printf ("expected:\n %s\ngot:\n %s\n", expected, buf); -+ ret += 1; -+ } -+ } -+ else -+ { -+ printf ("expected 30, got %d\n", rc); -+ ret += 1; -+ } -+ -+ return ret; -+} -+ - static struct - { - const char *fmt; -@@ -104,7 +154,7 @@ do_test (void) - } - } - -- return result; -+ return result + do_bz18985 (); - } - - #define TEST_FUNCTION do_test () -diff --git a/wcsmbs/wcscoll_l.c b/wcsmbs/wcscoll_l.c -index 6d9384a..87f240d 100644 ---- a/wcsmbs/wcscoll_l.c -+++ b/wcsmbs/wcscoll_l.c -@@ -23,7 +23,6 @@ - #define STRING_TYPE wchar_t - #define USTRING_TYPE wint_t - #define STRCOLL __wcscoll_l --#define STRDIFF __wcsdiff - #define STRCMP __wcscmp - #define WEIGHT_H "../locale/weightwc.h" - #define SUFFIX WC diff --git a/abs/core/glibc/glibc.install b/abs/core/glibc/glibc.install index a49daa5..351f05b 100644 --- a/abs/core/glibc/glibc.install +++ b/abs/core/glibc/glibc.install @@ -1,20 +1,5 @@ -infodir=usr/share/info -filelist=(libc.info{,-1,-2,-3,-4,-5,-6,-7,-8,-9,-10,-11}) - post_upgrade() { locale-gen ldconfig -r . - - [[ -x usr/bin/install-info ]] || return 0 - for file in ${filelist[@]}; do - install-info $infodir/$file.gz $infodir/dir 2> /dev/null - done -} - -pre_remove() { - [[ -x usr/bin/install-info ]] || return 0 - for file in ${filelist[@]}; do - install-info --delete $infodir/$file.gz $infodir/dir 2> /dev/null - done } diff --git a/abs/core/glibc/lib32-glibc.conf b/abs/core/glibc/lib32-glibc.conf new file mode 100644 index 0000000..9b08c3f --- /dev/null +++ b/abs/core/glibc/lib32-glibc.conf @@ -0,0 +1 @@ +/usr/lib32 |