calling _dl_start, using GOTOFF access.
* configure.in (libc_cv_z_execstack): New check.
* configure: Regenerated.
* config.make.in (have-z-execstack): New variable set by it.
* elf/tst-execstack.c: New file.
* elf/tst-execstack-mod.c: New file.
* elf/tst-execstack-needed.c: New file.
* elf/Makefile (tests-execstack-yes, modules-execstack-yes): New
variables.
(tests, modules-names): Conditionally include them.
(distribute): Add tst-execstack-mod.c here.
($(objpfx)tst-execstack, $(objpfx)tst-execstack.out): New targets.
(LDFLAGS-tst-execstack, LDFLAGS-tst-execstack-mod): New variables.
($(objpfx)tst-execstack-needed): New target.
(LDFLAGS-tst-execstack-needed): New variable.
* sysdeps/generic/ldsodefs.h (struct rtld_global): Add _dl_stack_flags
and _dl_make_stack_executable_hook. Declare _dl_make_stack_executable.
* elf/rtld.c (_rtld_global): Add initializer for _dl_stack_flags.
(dl_main): Reset _dl_stack_flags according to PT_GNU_STACK phdr.
Initialize _dl_make_stack_executable_hook.
* elf/dl-support.c: Define those new variables.
(_dl_non_dynamic_init): Scan phdrs for PT_GNU_STACK.
(_dl_phdr): Fix type.
* elf/dl-load.c (_dl_map_object_from_fd): Grok PT_GNU_STACK phdr and
enable execute permission for the stack if necessary.
* sysdeps/generic/dl-execstack.c: New file.
* elf/Makefile (dl-routines): Add it.
* elf/Versions (ld: GLIBC_PRIVATE): Add _dl_make_stack_executable.
* sysdeps/unix/sysv/linux/dl-execstack.c: New file.
2003-09-20 Alfred M. Szmidt <ams@kemisten.nu>
* sysdeps/generic/utmp_file.c (setutent_file, LOCK_FILE,
UNLOCK_FILE, setutent_file): Use fcntl_not_cancel instead of
__fcntl_nocancel.
2003-09-19 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/getcwd.c (__getcwd): If compiled for
ld.so, don't include NULL buffer pointer handling.
2003-09-17 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/wordexp.c (eval_expr_val): Use strtol since we
have to recognize octal and hexadecimal numbers as well. Simplify
function, signs are handled in strtol.
* posix/wordexp-test.c: Add tests for octal and hexadecimal
numbers in arithmetic expressions.
2003-09-17 Philip Blundell <philb@gnu.org>
* sysdeps/unix/sysv/linux/arm/vfork.S: Branch to fork if
libpthread is loaded. Elide backwards compatibility code when not
required.
2003-09-15 Jakub Jelinek <jakub@redhat.com>
* sysdeps/i386/Makefile (sysdep-CFLAGS): If not in math or csu
subdir, add -mpreferred-stack-boundary=4, with few exceptions.
2003-09-17 Jakub Jelinek <jakub@redhat.com>
* Makeconfig (stack-align-test-flags): Set.
* stdlib/Makefile (CFLAGS-tst-bsearch.c): Add
$(stack-align-test-flags).
* stdlib/tst-bsearch.c: Include tst-stack-align.h.
(align_check): New var.
(comp): Use TEST_STACK_ALIGN macro.
(do_test): Fail if align_check != 1.
* sysdeps/generic/tst-stack-align.h: New file.
* sysdeps/i386/i686/Makefile (stack-align-test-flags): Add -msse.
* sysdeps/i386/i686/tst-stack-align.h: New file.
2003-09-16 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/Dist: Remove internal_statvfs.c.
* sysdeps/unix/sysv/linux/Makefile [subdir=io] (sysdep_routines):
Add internal_statvfs.
* sysdeps/unix/sysv/linux/fstatvfs.c: Call __internal_statvfs
instead of including "internal_statvfs.c".
* sysdeps/unix/sysv/linux/statvfs.c: Likewise.
* sysdeps/unix/sysv/linux/internal_statvfs.c: Make it a real function.
Add code to avoid the stat calls on all the reported mount points
when we can determine mismatch in advance.
* sysdeps/unix/sysv/linux/linux_fsinfo.h: Add AUTOFS_SUPER_MAGIC and
USBDEVFS_SUPER_MAGIC.
2003-09-16 Jakub Jelinek <jakub@redhat.com>
* posix/Versions (sched_getaffinity, sched_setaffinity): Change
from GLIBC_2.3.2 to GLIBC_2.3.3 symbol version.
2003-09-16 Bruno Haible <bruno@clisp.org>
* intl/tst-gettext2.sh: Set GCONV_PATH and LOCPATH only after
invoking msgfmt, not before.
2003-09-14 Ulrich Drepper <drepper@redhat.com>
* dirent/dirent.h: Remove __THROW from scandir.
2003-09-14 Philip Blundell <philb@gnu.org>
* sysdeps/unix/sysv/linux/arm/mmap.S: Use sys_mmap2 if it's known
to be available.
* sysdeps/unix/sysv/linux/arm/mmap64.S: Optimise code a little.
* sysdeps/arm/memset.S: Rewrite.
syscall invocation.
* sysdeps/unix/sysv/linux/mips/pwrite64.c (__libc_pwrite64): Likewise.
* sysdeps/unix/sysv/linux/mips/pread.c (__libc_pread): Likewise.
Also, only assert off_t size is 4 for N32 and O32, and clean up
white space.
* sysdeps/unix/sysv/linux/mips/pwrite.c (__libc_pwrite): Likewise.
* sysdeps/unix/sysv/linux/tcgetattr.c (__tcgetattr):
Don't use c_ispeed under [! _HAVE_STRUCT_TERMIOS_C_ISPEED].
Don't use c_ospeed under [! _HAVE_STRUCT_TERMIOS_C_OSPEED].
* sysdeps/unix/sysv/linux/tcsetattr.c (tcsetattr): Likewise.
Reported by Daniel Jacobowitz <drow@mvista.com>.
2003-09-09 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/x86_64/sigcontextinfo.h (SIGCONTEXT): Add
siginfo_t * argument before, change into struct ucontext *.
(SIGCONTEXT_EXTRA_ARGS): Define to _si,.
(GET_PC, GET_FRAME, GET_STACK): Adjust for ctx being a pointer
instead of structure.
* sysdeps/unix/sysv/linux/x86_64/register-dump.h (REGISTER_DUMP):
Likewise.
* sysdeps/unix/mips/sysdep.h (PSEUDO_END): Undef before defining.
* sysdeps/mips/mips64/n32/Implies: Move ieee754/ldbl-128 to
the top of the list.
* sysdeps/mips/mips64/n64/Implies: Likewise.
2003-09-09 Ulrich Drepper <drepper@redhat.com>
* string/stratcliff.c (main): Check memccpy.
2003-04-11 Jes Sorensen <jes@wildopensource.com>
* sysdeps/ia64/memccpy.S: When recovering for src_aligned and the
character is found during recovery, use correct register when
determining the position of the found character.
2003-04-01 Jes Sorensen <jes@wildopensource.com>
* sysdeps/ia64/memccpy.S: Use speculatively loads for readahead to
avoid segfaults when reading from unmapped pages. For aligned
reload and continue, for misaligned, roll back and use byte copy.
Save ar.ec on entry and restore on exit.
* sysdeps/unix/sysv/linux/speed.c
(cfsetospeed): Only set c_ospeed under [_HAVE_STRUCT_TERMIOS_C_OSPEED].
(cfsetispeed): Only set c_ispeed under [_HAVE_STRUCT_TERMIOS_C_ISPEED].
* sysdeps/unix/sysv/linux/bits/termios.h
(_HAVE_STRUCT_TERMIOS_C_ISPEED, _HAVE_STRUCT_TERMIOS_C_OSPEED): Define.
* sysdeps/unix/sysv/linux/alpha/bits/termios.h: Likewise.
* sysdeps/unix/sysv/linux/powerpc/bits/termios.h: Likewise.
2003-09-08 Jakub Jelinek <jakub@redhat.com>
* sysdeps/generic/bits/types.h (__quad_t): Make long int if 64-bit.
(__u_quad_t): Make unsigned long int if 64-bit.
(__SQUAD_TYPE): Make long int if 64-bit.
(__UQUAD_TYPE): Make unsigned long int if 64-bit.
* sysdeps/unix/sysv/linux/s390/bits/typesizes.h: Remove.
2003-09-08 Ulrich Drepper <drepper@redhat.com>
* Makefile (tests): Run check-c++-types.sh if possible.
* scripts/check-c++-types.h: New file.
* scripts/data/c++-ctypes-i386-linux-gnu.data: New file.
contiguous case. Bug report from Prem Gopalan <prem@mazunetworks.com>.
* sysdeps/unix/sysv/linux/tcgetattr.c (__tcgetattr): Fill in c_ispeed
and c_ospeed fields.
* sysdeps/unix/sysv/linux/speed.c (cfsetospeed): Set c_ospeed field.
(cfsetispeed): Set c_ispeed field.
* sysdeps/unix/sysv/linux/tcsetattr.c (IBAUD0): Define unconditionally
to match corresponding speed.c code.
2003-09-06 Ulrich Drepper <drepper@redhat.com>
* libio/wfileops.c (_IO_wfile_underflow): Mark beginning of the
narrow character buffer.
* libio/Makefile: Add rules to build and run bug-ftell.
* libio/bug-ftell.c: New file.
* stdio-common/vfprintf.c: Don't use the first grouping number twice.
* stdio-common/vfscanf.c (vfscanf): Fix recognition of characters
matching the decimal point and possibly leading the thousands
separator. This caused the recognition of thousands separators to
always fail.
2003-09-05 Ulrich Drepper <drepper@redhat.com>
* libio/fileops.c (_IO_new_file_overflow): Handle switching to
write mode from read in backup buffer.
* libio/Makefile (tests): Add bug-ungetc2.
* libio/bug-ungetc2.c: New file.
2003-09-05 Roland McGrath <roland@redhat.com>
>>>>>>> 1.7905
* sysdeps/unix/sysv/linux/linux_fsinfo.h: Define VXFS_SUPER_MAGIC.
2003-09-04 Roland McGrath <roland@frob.com>
* sysdeps/mach/hurd/mmap.c (__mmap): If io_map fails with MIG_BAD_ID,
EOPNOTSUPP, or ENOSYS, change it to ENODEV.
* sysdeps/generic/utmp_file.c: Use not-cancelable syscalls all
over the place. It would be allowed to have these fucntions as
cancellation points but the cleanup would be ugly and a lot of
work.
* sysdeps/generic/not-cancel.h (fcntl_not_cancel): Define.
* sysdeps/unix/sysv/linux/not-cancel.h (fcntl_not_cancel): Define.
* include/fcntl.h (__fcntl_nocancel): Declare.
* sysdeps/unix/sysv/linux/fcntl.c: New file.
* sysdeps/unix/sysv/linux/i386/fcntl.c (__libc_fcntl): Only enable
cancellation if absolutely needed.
(__fcntl_nocancel): Define.
* posix/unistd.h (gethostid): Remove __THROW. Clarify comment.
* sysdeps/unix/sysv/linux/Makefile (CFLAGS-gethostid.c): Add
-fexceptions.
* sysdeps/unix/sysv/linux/gethostid.c (gethostid): Use
extend_alloca.
* resolv/res_init.c (__res_nclose): Use close_not_cancel_no_status
instead of __close.
2003-09-02 Jakub Jelinek <jakub@redhat.com>
* barrier.c (__pthread_barrierattr_getpshared): Always
return PTHREAD_PROCESS_PRIVATE.
(pthread_barrierattr_setpshared): Return EINVAL if pshared
is neither PTHREAD_PROCESS_PRIVATE nor PTHREAD_PROCESS_SHARED.
2003-09-02 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/i386/not-cancel.h: New file.
* sysdeps/unix/sysv/linux/x86-64/not-cancel.h: New file.
* sysdeps/unix/sysv/linux/i386/lowlevellock.h: Make sure the code
in subsections has a symbol associated with it.
* sysdeps/unix/sysv/linux/i386/sysdep-cancel.h (PSEUDO): Also
defined symbol for entry point to avoid cancellation.
* sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h (PSEUDO): Likewise.
2003-09-01 Thorsten Kukuk <kukuk@suse.de>
* nis/nss_compat/compat-spwd.c (getspnam_plususer): Return
NSS_STATUS_SUCCESS if entry was found.
(getspent_next_file): Store user in blacklist after entry
was found, use innetgr.
2003-09-01 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/powerpc/powerpc32/posix_fadvise.c: New.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/posix_fadvise64.c: New.
* sysdeps/generic/dl-tls.c (_dl_determine_tlsoffset): Fix tls offset
computation for TCB_AT_TP. Support l_firstbyte_offset != 0 for
DTV_AT_TP, optimize.
Roland McGrath
Ulrich Drepper
Andreas Schwab
Andreas Jaeger