* allocatestack.c (change_stack_perm): Split out from
__make_stacks_executable.
(allocate_stack): If the required permission changed between the time
we started preparing the stack and queueing it, change the permission.
(__make_stacks_executable): Call change_stack_perm.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/Versions [libc]
(GLIBC_2.3.3): Add setcontext, getcontext, swapcontext, and
makecontext.
* sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h: Correct change
for include Altivec support for PPC32. It was not compatible.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.h: Adjust
offsets for ucontext_t change.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S: Adjust
for ucontext_t change. Add compatibility code.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S: Likewise.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S: Likewise.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S: Likewise.
Patch by Paul Mackerras <paulus@samba.org>.
2003-02-25 Randolph Chung <tausq@debian.org>
* sysdeps/hppa/Makefile: Include compat code in build.
* sysdeps/hppa/libgcc-compat.c: New file.
* sysdeps/hppa/Dist: Add libgcc-compat.c.
* sysdeps/hppa/Versions [GLIBC_2.2]: Add __clz_tab.
Roland McGrath [Wed, 24 Sep 2003 01:56:08 +0000 (01:56 +0000)]
* elf/rtld.c (dl_main): In rtld_is_main case, reinitialize
GL(dl_stack_flags) according to rtld's own PT_GNU_STACK.
Move GL(dl_make_stack_executable_hook) initialization up.
* elf/tst-execstack-prog.c: New file.
* elf/Makefile (tests-execstack-yes): Add it.
(LDFLAGS-tst-execstack-prog): New variable.
Roland McGrath [Tue, 23 Sep 2003 12:07:26 +0000 (12:07 +0000)]
* sysdeps/i386/dl-machine.h (RTLD_START): Set __libc_stack_end before
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.
* posix/regcomp.c (build_word_op): Rename like...
(build_charclass_op): ...this. Accept two extra parameters,
CLASS_NAME and EXTRA. Add EXTRA to the result, not only _.
(peek_token): accept \s and \S as OP_SPACE and OP_NOTSPACE.
(parse_expression): replace build_word_op with
build_charclass_op, add new arguments, accept OP_SPACE
and OP_NOTSPACE.
* posix/regex_internal.h (re_token_type_t): Add OP_SPACE
and OP_NOTSPACE.
* posix/regcomp.c (peek_token): Don't look back for ( or |
to check whether to treat a caret as special. It fails
for the (extended) regex \(^.
(parse, parse_reg_exp): Pass RE_CARET_ANCHORS_HERE to fetch_token.
* posix/regex.h: Define RE_CARET_ANCHORS_HERE.
* posix/regexec.c: Check out of bounds value before shifting.
* posix/regex_internal.h: Define __attribute for non-gcc.
* pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Change
type of DECR parameter to int.
* pthreadP.h: Adjust prototype of __pthread_mutex_unlock_usercnt.
* 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.
* elf/Makefile (distribute): Add tst-alignmod.c.
(tests): Add tst-align.
(modules-names): Add tst-alignmod.
(CFLAGS-tst-align.c, CFLAGS-tst-alignmod.c): Add
$(stack-align-test-flags).
($(objpfx)tst-align): Depend on libdl.
($(objpfx)tst-align.out): Depend on tst-alignmod.so.
* elf/tst-align.c: New file.
* elf/tst-alignmod.c: New file.
* misc/Makefile (CFLAGS-tst-tsearch.c): Add $(stack-align-test-flags).
* misc/tst-tsearch.c: Include tst-stack-align.h.
(stack_align_check): New array.
(cmp_fn, walk_action): Use TEST_STACK_ALIGN ().
(main): Report error if stack was not enough aligned
in cmp_fn or walk_action.
* stdlib/Makefile (CFLAGS-tst-qsort.c): Add $(stack-align-test-flags).
* stdlib/tst-qsort.c: Include tst-stack-align.h.
(align_check): New var.
(compare): Use TEST_STACK_ALIGN () macro.
(main): Report error if stack was not enough aligned in compare.
* sysdeps/i386/i686/Makefile (stack-align-test-flags): Remove
unneeded -mpreferred-stack-boundary=4.
* sysdeps/x86_64/tst-stack-align.h: New file.
* dirent/scandir.c: Include bits/libc-lock.h.
(struct scandir_cancel_struct): New type.
(cancel_handler): New function.
(SCANDIR): Add __libc_cleanup_{push,pop}, save state into
scandir_cancel_struct.
* 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.
* libio/stdio.h: Remove __THROW from cuserid prototype.
* locale/loadarchive.c: Use only non-cancelable interfaces.
* resolv/herror.c (herror): Likewise.
* malloc/hooks.c: Before using IO stream mark stream so it uses
only non-cancelable interfaces.
* malloc/malloc.c: Likewise.
* posix/getopt.c: Likewise.
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.
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>.
Roland McGrath [Wed, 10 Sep 2003 19:16:07 +0000 (19:16 +0000)]
2003-09-10 Roland McGrath <roland@redhat.com>
* 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>.
* 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.
* 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.
Roland McGrath [Tue, 9 Sep 2003 07:01:01 +0000 (07:01 +0000)]
* 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.
Roland McGrath [Tue, 9 Sep 2003 06:44:48 +0000 (06:44 +0000)]
2003-09-08 Roland McGrath <roland@frob.com>
* 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.
* 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.
Andreas Jaeger [Fri, 5 Sep 2003 06:10:43 +0000 (06:10 +0000)]
Update.
2003-09-05 Andreas Jaeger <aj@suse.de>
* sysdeps/unix/sysv/linux/i386/fcntl.c (__fcntl_nocancel): Change
prototype to use variable argument lists and get the possible one
argument via va_arg.
* 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.