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Florian Weimer 2b26b084e4 elf: Never use the file ID of the main executable [BZ #24900]
If the loader is invoked explicitly and loads the main executable,
it stores the file ID of the main executable in l_file_id.  This
information is not available if the main excutable is loaded by the
kernel, so this is another case where the two cases differ.

This enhances commit 23d2e5faf0
("elf: Self-dlopen failure with explict loader invocation
[BZ #24900]").

Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Reviewed-by: Gabriel F. T. Gomes <gabrielftg@linux.ibm.com>
2019-10-04 21:22:54 +02:00
argp Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
assert Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
benchtests Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
bits Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
catgets Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
ChangeLog.old Correct the spelling of more contributors 2019-08-29 02:50:04 -07:00
conform Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
crypt Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
csu Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
ctype Split up endian.h to minimize exposure of BYTE_ORDER. 2019-10-01 14:54:46 -07:00
debug Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
dirent Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
dlfcn Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
elf elf: Never use the file ID of the main executable [BZ #24900] 2019-10-04 21:22:54 +02:00
gmon Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
gnulib Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
grp Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
gshadow Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
hesiod Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
htl Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
hurd Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
iconv Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
iconvdata Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
include Y2038: Include proper header to provide support for struct timeval on HURD 2019-10-02 18:05:20 +02:00
inet inet/net-internal.h: Fix uninitalised clntudp_call() variable 2019-09-24 21:55:36 +01:00
intl Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
io Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
libio Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
locale Regenerate charmap-kw.h, locfile-kw.h 2019-09-09 14:16:40 -07:00
localedata Sync "language", "lang_name", "territory", "country_name" with CLDR/langtable 2019-10-01 10:27:02 +02:00
login Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
mach Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
malloc Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
manual Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
math Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
mathvec Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
misc Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
nis Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
nptl nptl: Move pthread_attr_setinheritsched implementation into libc. 2019-10-04 17:38:06 +02:00
nptl_db Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
nscd Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
nss Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
po Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
posix Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
pwd Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
resolv Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
resource Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
rt Set the expects flags to clock_nanosleep 2019-09-25 16:28:45 -07:00
scripts Use binutils 2.33 branch in build-many-glibcs.py. 2019-09-30 22:21:39 +00:00
setjmp Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
shadow Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
signal Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
socket Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
soft-fp Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
stdio-common Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
stdlib Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
string string/endian.h: Restore the __USE_MISC conditionals 2019-10-02 12:26:06 -07:00
sunrpc Disable -Wmaybe-uninitialized for total_deadline in sunrpc/clnt_udp.c. 2019-10-02 21:12:17 +00:00
support Fix building support_ptrace.c on i686-gnu. 2019-09-19 12:26:18 +02:00
sysdeps nptl: Move pthread_attr_setinheritsched implementation into libc. 2019-10-04 17:38:06 +02:00
sysvipc Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
termios Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
time time: Add padding for the timespec if required 2019-10-01 14:56:06 -07:00
timezone Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
wcsmbs Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
wctype Split up endian.h to minimize exposure of BYTE_ORDER. 2019-10-01 14:54:46 -07:00
.gitattributes Assume __NR_openat is always defined 2016-03-23 23:35:08 +01:00
.gitignore Add *.pyc to .gitignore 2015-05-18 15:26:26 +05:30
abi-tags Remove the bulk of the NaCl port. 2017-05-20 08:09:10 -04:00
aclocal.m4 LIBC_SLIBDIR_RTLDDIR: substitute arguments in single quotes 2018-01-25 17:20:28 +01:00
ChangeLog elf: Never use the file ID of the main executable [BZ #24900] 2019-10-04 21:22:54 +02:00
config.h.in S390: Add configure check to detect support for arch13. 2019-03-22 11:14:08 +01:00
config.make.in Make --bindir effective 2019-05-14 11:04:33 -03:00
configure Fix http: URL in 'configure' 2019-09-09 14:16:40 -07:00
configure.ac Fix http: URL in 'configure' 2019-09-09 14:16:40 -07:00
COPYING
COPYING.LIB
extra-lib.mk Rename cppflags-iterator.mk to libof-iterator.mk, remove extra-modules.mk. 2017-05-09 07:06:29 -04:00
gen-locales.mk Improve gen-locales.mk and gen-locale.sh to make test files with @ options work 2018-02-27 17:01:57 +01:00
INSTALL Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
libc-abis libc-abis: Define ABSOLUTE ABI [BZ #19818][BZ #23307] 2018-07-05 18:06:43 +01:00
libof-iterator.mk Rename cppflags-iterator.mk to libof-iterator.mk, remove extra-modules.mk. 2017-05-09 07:06:29 -04:00
LICENSES Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
MAINTAINERS Add MAINTAINERS 2017-05-11 13:38:30 -04:00
Makeconfig Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
Makefile Enable passing arguments to the inferior in debugglibc.sh 2019-10-02 14:01:24 +02:00
Makefile.in New make target to only build benchmark binaries 2016-04-20 10:23:28 +05:30
Makerules Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
NEWS Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
o-iterator.mk
README Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
Rules Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
shlib-versions Extend NSS test suite 2017-07-17 15:52:44 -04:00
test-skeleton.c Prefer https to http for gnu.org and fsf.org URLs 2019-09-07 02:43:31 -07:00
version.h Open master for 2.31 development. 2019-08-01 00:41:53 -04:00

This directory contains the sources of the GNU C Library.
See the file "version.h" for what release version you have.

The GNU C Library is the standard system C library for all GNU systems,
and is an important part of what makes up a GNU system.  It provides the
system API for all programs written in C and C-compatible languages such
as C++ and Objective C; the runtime facilities of other programming
languages use the C library to access the underlying operating system.

In GNU/Linux systems, the C library works with the Linux kernel to
implement the operating system behavior seen by user applications.
In GNU/Hurd systems, it works with a microkernel and Hurd servers.

The GNU C Library implements much of the POSIX.1 functionality in the
GNU/Hurd system, using configurations i[4567]86-*-gnu.

When working with Linux kernels, this version of the GNU C Library
requires Linux kernel version 3.2 or later.

Also note that the shared version of the libgcc_s library must be
installed for the pthread library to work correctly.

The GNU C Library supports these configurations for using Linux kernels:

	aarch64*-*-linux-gnu
	alpha*-*-linux-gnu
	arm-*-linux-gnueabi
	csky-*-linux-gnuabiv2
	hppa-*-linux-gnu
	i[4567]86-*-linux-gnu
	x86_64-*-linux-gnu	Can build either x86_64 or x32
	ia64-*-linux-gnu
	m68k-*-linux-gnu
	microblaze*-*-linux-gnu
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	mips64-*-linux-gnu
	powerpc-*-linux-gnu	Hardware or software floating point, BE only.
	powerpc64*-*-linux-gnu	Big-endian and little-endian.
	s390-*-linux-gnu
	s390x-*-linux-gnu
	riscv64-*-linux-gnu
	sh[34]-*-linux-gnu
	sparc*-*-linux-gnu
	sparc64*-*-linux-gnu

If you are interested in doing a port, please contact the glibc
maintainers; see https://www.gnu.org/software/libc/ for more
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See the file INSTALL to find out how to configure, build, and install
the GNU C Library.  You might also consider reading the WWW pages for
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The GNU C Library is (almost) completely documented by the Texinfo manual
found in the `manual/' subdirectory.  The manual is still being updated
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