2003-07-21 Ulrich Drepper <drepper@redhat.com>
* Makerules (build-module-helper): Add -z defs unless explicitly said
not to do it.
* dlfcn/Makefile: Define various *-no-z-defs variables for test DSOs
which has undefined symbols.
* elf/Makefile: Likewise.
2003-07-16 Daniel Jacobowitz <drow@mvista.com>
Andreas Jaeger <aj@suse.de>
* sysdeps/unix/sysv/linux/mips/bits/shm.h (SHMLBA): Define to
256K, remove unneeded declaration of __getpagesize.
More cancellation handling fixups.
* sysdeps/unix/sysv/linux/not-cancel.h: Add waitpid_not_cancel.
* sysdeps/generic/not-cancel.h: Likewise.
* catgets/open_catalog.c: Use not-cancelable syscalls.
* time/Makefile (CFLAGS-getdate.c): Add -fexceptions.
* sysdeps/unix/sysv/linux/llseek.c: Must not be cancelable.
* sysdeps/unix/syscalls.list: Don't mark lseek as cancelable.
* dlfcn/dlfcn.h: Mark dlopen with __THROW again.
* io/fcntl.h: Don't mark posix_fallocate with __THROW.
* libio/fileops.c: Use not-cancelable syscalls for fclose.
* libio/iopopen.c: Use no-cancelable syscalls.
* libio/stdio.h: Mark popen and pclose with __THROW again.
* misc/Makefile (CFLAGS-syslog.c): Add -fexceptions.
* misc/syslog.c: Fix locking and cancellation cleanup handling.
* posix/unistd.h: Mark ttyname and ttyname_r again with __THROW.
* stdio-common/Makefile (CFLAGS-tmpfile.c, CFLAGS-tmpfile64.c,
CFLAGS-tempname.c): Add -fexceptions.
* stdlib/Makefile (CFLAGS-mkstemp.c): Add -fexceptions.
* string/string.h: Mark strerror and strerror_r with _THROW again.
* sysdeps/generic/unwind.inc: New file. Copied from gcc.
* sysdeps/generic/unwind-dw2.c: Update from gcc version. Remove
#ifs since we now need all the code compiled.
* sysdeps/posix/spawni.c: Use close_not_cancel instead of close.
* sysdeps/unix/closedir.c: Use not-cancelable syscalls.
* sysdeps/unix/opendir.c: Likewise.
2003-07-14 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
* sysdeps/unix/sysv/linux/kernel-features.h
(__ASSUME_FIXED_CLONE_SYSCALL): New macro.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/clone.S: Use it.
* sysdeps/unix/sysv/linux/utimes.c: Include sysdep.h.
* sysdeps/unix/sysv/linux/kernel-features.h: Define
__ASSUME_UTIMES for x86 and kernels > 2.5.75.
* sysdeps/unix/sysv/linux/futimes.c (__futimes): Handle case with
second parameter == NULL.
* sysdeps/unix/sysv/linux/utimes.c: New file.
2003-07-12 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/futimes.c: Include kernel-features.h.
* sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_UTIMES): Fix
a typo.
2003-07-12 Ulrich Drepper <drepper@redhat.com>
2003-07-12 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/kernel-features.h: Define
__ASSUME_UTIMES for the architectures which always had the syscall.
* sysdeps/unix/sysv/linux/futimes.c: New file.
* sysdeps/unix/sysv/linux/sigwait.c: Include string.h.
* sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise.
* sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise.
* sysdeps/unix/sysv/linux/sleep.c (__sleep): Cast value to unsigned
int before assigning to max to avoid warnings.
2003-07-11 Jakub Jelinek <jakub@redhat.com>
2003-07-04 Jakub Jelinek <jakub@redhat.com>
* sysdeps/s390/s390-32/elf/start.S: Emit position independent code
if PIC.
* sysdeps/s390/s390-64/elf/start.S: Likewise.
2003-07-07 Jakub Jelinek <jakub@redhat.com>
* sysdeps/powerpc/powerpc64/elf/start.S: Put L(start_address)
into .data.rel.ro.local section if PIC to avoid DT_TEXTREL.
2003-07-07 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/kernel-features.h: Version
__ASSUME_CORRECT_SI_PID and __ASSUME_TGKILL if possible.
* sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Adjust for
compilation with HAVE_AUX_SECURE defined.
2003-07-02 Jakub Jelinek <jakub@redhat.com>
* sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Protect new_sysinfo
decl and use with #ifdef NEED_DL_SYSINFO.
* sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Don't set
GL(dl_sysinfo) unles GL(dl_sysinfo_dso) is also set.
* sysdeps/unix/sysv/linux/kernel-features.h: Define
__ASSUME_VSYSCALL only for 2.5.69 and up since this is when the
vsyscall DSO was added.
2003-07-02 Ulrich Drepper <drepper@redhat.com>
* posix/bits/posix1_lim.h (_POSIX_NGROUPS_MAX): Define to 8 or 0
depending on selected standard.
(NGROUPS_MAX): Define to 8 if not defined.
2003-06-30 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/sysdep.h: Define cfi_rel_offset and CFI_REL_OFFSET.
* nis/nss_compat/compat-grp.c: Remove unused nis_first variable.
(getgrent_next_file): Don't store group name to early in blacklist.
* sysdeps/alpha/bits/atomic.h (__arch_compare_and_exchange_bool_*_int):
Invert the sense of the return value.
(__arch_exchange_16_int): Fix paste-o.
(__arch_exchange_{32,64}_int): Fix think-o.
* sysdeps/unix/sysv/linux/alpha/clone.S: Load child_tid properly.
2003-06-30 Richard Henderson <rth@redhat.com>
2003-06-29 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/sleep.c (__sleep): Handle parameter
values which cannot be handled in one nanosleep call.
2003-06-07 Thorsten Kukuk <kukuk@suse.de>
* nis/nss_compat/compat-grp.c: Remove unused nis_first variable
(getgrent_next_file) Don't store group name to early in blacklist.
* nis/nss_compat/compat-pwd.c (internal_getpwuid_r): Save strlen result
and use memcpy instead of strcpy.
2003-06-28 Ulrich Drepper <drepper@redhat.com>
* nis/nss_compat/compat-grp.c: Optimize several little things. Use
stream unlocked.
* nis/nss_compat/compat-initgroups.c: Likewise.
* nis/nss_compat/compat-pwd.c: Likewise.
* nis/nss_compat/compat-spwd.c: Likewise.
2003-06-27 Thorsten Kukuk <kukuk@suse.de>
* nis/nss_compat/compat-initgroups.c: Don't use our own NIS/NIS+
functions, dlopen corresponding NSS module instead.
declaration.
* stdio-common/tst-fphex.c: Fix format string.
* posix/tst-nanosleep.c: Include <time.h> for nanosleep
declaration.
* stdio-common/tst-fphex.c: Fix format string.
declarations.
* stdio-common/tst-sprintf.c: Include <stdlib.h> for free declaration.
* stdlib/tst-strtod.c (main): Pass long double value.
* test-skeleton.c: Include <time.h> for nanosleep declaration.
2003-06-25 Andreas Jaeger <aj@suse.de>
* posix/transbug.c: Include <string.h> for memset and strlen
declarations.
* stdio-common/tst-sprintf.c: Include <stdlib.h> for free declaration.
* stdlib/tst-strtod.c (main): Pass long double value.
* test-skeleton.c: Include <time.h> for nanosleep declaration.
2003-06-11 Jakub Jelinek <jakub@redhat.com>
* elf/Versions (libc): Add _dl_open_hook@GLIBC_PRIVATE.
* elf/dl-libc.c (struct dl_open_hook): New.
(_dl_open_hook): New variable.
(do_dlsym_private): New function.
(__libc_dlopen_mode) [!SHARED]: Lookup _dl_open_hook@GLIBC_PRIVATE
and initialize it if found.
(__libc_dlopen_mode) [SHARED]: If _dl_open_hook is non-NULL,
call dlopen_mode hook.
(__libc_dlsym) [SHARED]: If _dl_open_hook is non-NULL,
call dlsym hook.
(__libc_dlclose) [SHARED]: If _dl_open_hook is non-NULL,
call dlclose hook.
2003-06-25 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/cris/sysdep.h (INLINE_SYSCALL): Cast
result to long int so that extensions to long long int work.
Patch by Uwe Reimann <libc-alpha@pulsar.homelinux.net>.
2003-06-19 Jakub Jelinek <jakub@redhat.com>
* elf/ldconfig.c (main): Use add_system_dir instead of add_dir.
* sysdeps/generic/dl-cache.h (add_system_dir): Define.
* sysdeps/unix/sysv/linux/x86_64/dl-cache.h: Include sparc
dl-cache.h.
* sysdeps/unix/sysv/linux/s390/dl-cache.h: New file.
* sysdeps/unix/sysv/linux/mips/dl-cache.h: New file.
* sysdeps/unix/sysv/linux/powerpc/dl-cache.h: New file.
* sysdeps/unix/sysv/linux/sparc/dl-cache.h: New file.
2003-06-19 Jakub Jelinek <jakub@redhat.com>
* test-skeleton.c (timeout_handler): If waitpid returned 0,
retry once after a second. If killed == 0, assume
WTERMSIG (status) == SIGKILL.
* include/time.h: Define CLOCK_IDFIELD_SIZE.
* sysdeps/posix/clock_getres.c: Recognize thread CPU clock IDs.
* sysdeps/unix/clock_gettime.c: Likewise.
* sysdeps/unix/clock_settime.c: Likewise.
* sysdeps/unix/clock_nanosleep.c (CPUCLOCK_P): Adjust for new
clock id for thread CPU clocks.
2003-06-24 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/fstatfs64.c (__fstatfs64): Add support
for the fstatfs64 syscall.
* sysdeps/unix/sysv/linux/statfs64.c (__statfs64): Add support for
the statfs64 syscall.
* sysdeps/unix/sysv/linux/kernel-features.h: Define
__ASSUME_STATFS64 appropriately.
* sysdeps/unix/sysv/linux/internal_statvfs.c: Use f_frsize field
from statfs structure if it has been filled in.
* sysdeps/unix/sysv/linux/bits/statfs.h (struct statfs): Add f_frsize
field.
(struct statfs64): Likewise.
* sysdeps/unix/sysv/linux/alpha/bits/statfs.h: Likewise.
* sysdeps/unix/sysv/linux/s390/bits/statfs.h: Likewise.
instead of __libc_cleanup_region_*.
* sysdeps/unix/sysv/linux/alpha/clone.S: Use HIDDEN_JUMPTARGET.
* sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S: Use
libc_hidden_def.
* sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S: Likewise.
* sysdeps/unix/sysv/linux/alpha/setfpucw.c: Use libc_hidden_proto
on them.
* sysdeps/pthread/aio_misc.h: Mark __aio_requests_mutex,
__aio_enqueue_request, __aio_find_req, __aio_find_req_fd,
__aio_free_request, __aio_notify, and __aio_sigqueue as hidden.
* sysdeps/pthread/aio_suspend.c (aio_suspend): Set errno to the result
of pthread_cond_wait if there was an error. Use pthread_cleanup_*
instead of __lbic_cleanup_region_*.
2003-06-23 Ulrich Drepper <drepper@redhat.com>
* sysdeps/pthread/aio_suspend.c (aio_suspend): Set errno to EINTR
if this is what pthread_cond_wait returned.
2003-06-18 Ulrich Drepper <drepper@redhat.com>
* intl/localealias.c (read_alias_file): Determine whether line is
read incompletely early, before we modify the line.
2003-06-17 Paul Mackerras <paulus@samba.org>
* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.h: New file.
* sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h: Adjust.
* sysdeps/unix/clock_nanosleep.c (clock_nanosleep): nanosleep
takes care of enabling cancellation.
* sysdeps/pthread/aio_suspend.c (aio_suspend): Make aio_suspend
cancelable. It's not correct to disable cancellation. Instead of
a cleanup handler.
* sysdeps/unix/sysv/linux/sigtimedwait.c: If SIGCANCEL is defined
and part of the incoming set, create a temporary set without this
signal.
* sysdeps/unix/sysv/linux/sigwait.c: Likewise.
* sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise.
returning because seconds==0. Add __builtin_expect.
2003-06-16 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/i386/socket.S: Add unwind information.
* sysdeps/unix/sysv/linux/wait.c (__libc_wait): Fix type of result
variable.
* sysdeps/posix/getaddrinfo.c (gaih_inet): Set no_inet6_date also
2003-06-16 Ulrich Drepper <drepper@redhat.com>
* elf/rtld.c (dl_main): Use l_map_start not l_addr in Phdr
computation so that prelinking wroks.
* inet/netinet/ip6.h (IP6OPT_PAD1, IP6OPT_PADN): Define.
2003-06-15 Ulrich Drepper <drepper@redhat.com>
Fix cancellation point handling wrt exception based cleanup.
* io/Makefile: Compile fcntl.c, poll.c, and lockf.c with exceptions.
* misc/Makefile: Compile pselect.c, readv.c, writev.c, and usleep.c
with exceptions.
* posix/Makefile: Compile pread.c, pread64.c, pwrite.c, pwrite64.c,
sleep.c, wait.c, waitid.c, and waitpid.c with exceptions.
* rt/Makefile: Compile aio_suspend.c and clock_nanosleep.c with
exceptions.
* signal/Makefile: Compile sigpause.c, sigsuspend.c, sigtimedwait.c,
sigwait.c, and sigwaitinfo.c with exceptions.
* stdlib/Makefile: Compile system.c with exceptions.
* sysvipc/Makefile: Compile msgrcv.c and msgsnd.c with exceptions.
* termios/Makefile: Compile tcdrain.c with exceptions.
* sysdeps/generic/lockf.c: Add comment explaining the cancellation
situation.
* sysdeps/generic/pselect.c: Likewise.
* sysdeps/posix/sigpause.c: Likewise.
* sysdeps/posix/system.c: Likewise.
* sysdeps/posix/waitid.c: Likewise.
* sysdeps/unix/sysv/linux/sleep.c: Likewise.
* sysdeps/unix/sysv/linux/usleep.c: Likewise.
* sysdeps/unix/sysv/linux/i386/sysdep.h: Major rewrite of
INTERNAL_SYSCALL to not use push inside asm statement so that
unwind info is correct around the syscall.
* sysdeps/unix/clock_nanosleep.c: Add cancellation support.
* sysdeps/unix/sysv/linux/clock_nanosleep.c: Likewise.
2003-05-29 Jim Meyering <jim@meyering.net>
* time/strftime.c (my_strftime) [!defined _NL_CURRENT
&& HAVE_STRFTIME]: Use underlying_strftime for %r.
Suggested by Daniel Yacob <locales@geez.org>.
* sysdeps/posix/getaddrinfo.c (gaih_inet): Set no_inet6_date alse
if only PF_INET address is needed.
* nss/getXXbyYY_r.c: Make sure we always return a nonzero value in
case of an error.
2003-06-12 Ulrich Drepper <drepper@redhat.com>
* scripts/config.guess: Update from upstream version.
* scripts/config.sub: Likewise.
2003-06-12 Jakub Jelinek <jakub@redhat.com>
* locale/programs/ld-time.c (time_output): Also copy the era format,
not only the name.
2003-06-12 H.J. Lu <hongjiu.lu@intel.com>
* posix/transbug.c (run_test): Return 1 for failure.
(do_test): Compare only if run_test is successful.
2003-06-12 Simon Josefsson <jas@extundo.com>
* argp/argp.h [!__THROW]: Define if undefined.
* posix/transbug.c: New file.
* inet/Makefile (aux): Add check_pf.
* include/ifaddrs.h: Add prototype for __check_pf.
* sysdeps/generic/check_pf.c: New file.
* sysdeps/unix/sysv/linux/check_pf.c: New file.
2003-06-12 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/cris/sysdep.h: Fix handling of syscalls with
more than four parameters.
Patch by Uwe Reimann <libc-alpha@pulsar.homelinux.net>.
2003-06-12 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/ia64/kernel_stat.h: New file.
* sysdeps/unix/sysv/linux/s390/s390-64/kernel_stat.h: New file.
* sysdeps/unix/sysv/linux/x86_64/kernel_stat.h: New file.
* stdio-common/printf-parsemb.c: Include stdlib.h and sys/param.h.
2003-02-28 Isamu Hasegawa <isamu@yamato.ibm.com>
* posix/regcomp.c (parse_expression): Deliver translation to
build_word_op, and build_charclass.
(build_charclass): Apply translation for character classes too.
(build_word_op): Deliver translation to build_charclass.
* posux/transbug.c: New file.
* posix/Makefile (tests): Add transbug.
2003-06-04 Paolo Bonzini <bonzini@gnu.org>
* posix/regexec.c (group_nodes_into_DFAstates): Check for
NEXT_ENDBUF_CONSTRAINT. Move check for constraints which do a
'continue' before the others.
2003-06-09 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/kernel-features.h
(__ASSUME_SETRESGID_SYSCALL): Define.
* sysdeps/unix/sysv/linux/setegid.c: Use __ASSUME_SETRESGID_SYSCALL
instead of __ASSUME_SETRESUID_SYSCALL.
(setegid): Only use setresgid32 inline syscall if __NR_setresgid32 is
defined.
* sysdeps/unix/sysv/linux/seteuid.c (seteuid): Only use setresgid32
inline syscall if __NR_setresuid32 is defined.
* sysdeps/unix/sysv/linux/i386/setegid.c (setegid): Use
__ASSUME_SETRESGID_SYSCALL instead of __ASSUME_SETRESUID_SYSCALL.
* sysdeps/unix/sysv/linux/i386/setregid.c: Backout last changes.
* sysdeps/unix/sysv/linux/i386/setreuid.c: Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/setegid.c (setegid): Protect
code handling non-existant setresgid32 syscall with
#if __ASSUME_SETRESGID_SYSCALL == 0.
2003-06-09 Andreas Schwab <schwab@suse.de>
* sunrpc/Makefile (generated): Remove rpc-proto.c, rpc-proto.d.
($(rpcsvc:%.x=$(objpfx)x%$o)): Don't depend on
$(objpfx)rpc-proto.d.
(rpcsvc-dt-files, rpcsvc-depfiles): Define. Include
$(rpcsvc-depfiles) instead of $(objpfx)rpc-proto.d.
($(objpfx)rpc-proto.d, $(objpfx)rpc-proto.c): Remove rules.
* sysdeps/unix/sysv/linux/seteuid.c (seteuid): Use setresuid32
syscall directly if possible. If __ASSUME_SETRESUID_SYSCALL is
defined drop compatibility code.
* sysdeps/unix/sysv/linux/setegid.c (setegid): Use setresgid32
syscall directly if possible. If __ASSUME_SETRESUID_SYSCALL is
defined drop compatibility code.
* sysdeps/unix/sysv/linux/i386/seteuid.c (seteuid): Use
setresuid32 syscall directly if possible.
* sysdeps/unix/sysv/linux/i386/setegid.c (setegid): Use
setresgid32 syscall directly if possible.
2003-06-06 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/i386/sysdep.h (ASMFMT_2): Only allow
%edx for first parameter. This means no pushl and therefore the
unwind info isn't screwed up.
2003-06-03 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/glob.c [HAVE_D_TYPE] (glob_in_dir): Also allow
DT_LNK entries if GLOB_ONLYDIR is set [PR libc/5043].
* posix/globtest.sh: Adjust for this change.
* sysdeps/unix/sysv/linux/ifaddrs.c (netlink_open): Call getsockname
to get the actual PID value used in the records passed up.
(getifaddrs): Don't initialize nh.pid here.
2003-06-02 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/ia64/sigcontext-offsets.sym: New file.
* sysdeps/unix/sysv/linux/ia64/Makefile
[$(subdir) = stdlib] (gen-as-const-headers): Add it.
* sysdeps/unix/sysv/linux/ia64/ucontext_i.h: Include it instead of
defining SC_* macros here.
2003-05-31 Ulrich Drepper <drepper@redhat.com>
* libio/fileops.c (_IO_file_open): Don't mark as inline.
* sysdeps/ia64/elf/initfini.c ((gmon_initializer): Mark with
attribute used.
(sed-remove-dotot): Substitute $(..) also at start of line.
($(stdio_lim:h=st)): Use -MD instead of SUNPRO_DEPENDENCIES.
Generated defines with a single compiler call.
Use $(sed-remove-dotdot).
* mach/Makefile ($(objpfx)mach-syscalls.mk): Use -MD instead
of DEPENDENCIES_OUTPUT, and use $(sed-remove-objpfx).
* sysdeps/unix/sysv/linux/Makefile ($(objpfx)syscall-%.h):
Use -MD instead of SUNPRO_DEPENDENCIES, and use $(sed-remove-objpfx).
* sysdeps/unix/sysv/linux/mips/Makefile
($(objpfx)syscall-%.h): Likewise.
2003-05-28 Ulrich Drepper <drepper@redhat.com>
* include/libc-symbols.h: Define hidden attribute for real also if
LIBC_NONSHARED is defined. Patch by Jakub Jelinek.
* csu/Makefile: Add rules to build Scrt1.o.
* sysdeps/i386/elf/start.S: Make code compilable with SHARED.
2003-05-26 Ulrich Drepper <drepper@redhat.com>
* stdio-common/vfprintf.c (vfprintf): Be bug-compatible with some
other implementation in respect of multiple uses of parameter with
different types.
2003-05-15 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/dl-sysdep.c (_dl_show_auxv): Fix typo
(DL_NEED_SYSINFO -> NEED_DL_SYSINFO). If aux value is not known
print numeric values.
2003-05-13 David Mosberger <davidm@hpl.hp.com>
* sysdeps/unix/sysv/linux/ia64/setjmp.S: Fix the fix from
2003-03-27: setjmp is NOT a leaf-routine (due to the call to
__sigjmp_save) so we can't keep the saved unat value in a scratch
register (r16). Use loc2 instead.
2003-05-10 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/bits/sched.h: Define cpu_set_t only if not
already defined and when really needed.
* sysdeps/unix/sysv/linux/bits/sched.h: Likewise.
2003-05-08 Ulrich Drepper <drepper@redhat.com>
* malloc/thread-m.h: Remove special handling of thread_atfork if
HAVE_register_atfork_malloc is defined.
* sysdeps/generic/enbl-secure.c (__libc_enable_secure_decided): New
variable.
(__libc_init_secure): Don't do anything if __libc_enable_secure_decided
is nonzero.
* include/unistd.h: Declare __libc_enable_secure_decided.
* elf/dl-support.c (_dl_aux_init): Recognize AT_UID, AT_EUID, AT_GID,
and AT_EGID. If all found, set __libc_enable_secure and
__libc_enable_secure_decided.
($(common-objpfx)%.make): Depend on that instead of $(before-compile).
($(common-objpfx)%.h $(common-objpfx)%.h.d): Likewise. Move this rule
to after all setting of before-compile.
* sunrpc/Makefile (generated-dirs): New variable.
* resolv/Makefile (generated): New variable.
