are not understood by the C++ compiler.
* Makerules: Add rules to build C++ code for test cases.
* include/stdlib.h: Protect for inclusion in C++ code.
* include/time.h: Likewise.
* test-skeleton.c (timeout_handler): Rewrite ts initialization for
C++ compatibility.
* Makerules [gen-as-const-headers] (tests): Add one test per .sym
file, not just one.
($(objpfx)test-as-const.c): Target replaced with ...
($(objpfx)test-as-const-%.c): ... this pattern rule.
(generated): Add those files.
* include/libc-symbols.h (stub_warning): Emit a marker section called
.gnu.glibc-stub.NAME.
* Makerules ($(objpfx)stubs): Depend on object files, not dep files.
Use objdump to collect those marker section names.
($(common-objpfx)shlib.lds): Discard .gnu.glibc-stub.* sections.
2004-09-08 H.J. Lu <hongjiu.lu@intel.com>
* Makeconfig (libunwind): New.
(libgcc_eh): Add $(libunwind).
(gnulib): Always set to -lgcc $(libgcc_eh).
(static-gnulib): Always set to -lgcc -lgcc_eh $(libunwind).
(libc.so-gnulib): New.
* Makerules (LDLIBS-c.so): Use $(libc.so-gnulib) instead of
$(static-gnulib).
* configure.in (libc_cv_cc_with_libunwind): Set to yes if gcc
uses -lunwind for static binaries.
later sets from output.
* Makerules (check-abi): Pass option to set that with value of
LIB-abi-frozen variable if one is set.
* abilist/libcidn.abilist: New file (empty).
2004-03-30 H.J. Lu <hongjiu.lu@intel.com>
* Makeconfig (link-libc-static): Use $(static-gnulib) instead
of $(gnulib).
(libgcc_eh): New variable.
(gnulib): Use it variable.
(static-gnulib): New variable.
* Makerules (LDLIBS-c.so): Use $(static-gnulib) instead of $(gnulib).
* config.make.in (have-as-needed): New variable.
* configure.in: Check if linker supports --as-needed.
2004-01-13 Ulrich Drepper <drepper@redhat.com>
* Makeconfig: Define relro-LDFLAGS if have-z-relro==yes. Add it to
LDFLAGS.so and LDFLAGS-rtld.
(+link): Add relro-LDFLAGS.
* Makeconfig (shlib.lds): Place __libc_subfreeres, __libc_atexit, and
__libc_thread_subfreeres sections after .jcr section.
* config.make.in: Add have-z-relro.
* configure.in: Add check for -z relro option.
* include/link.h (struct link_map): Add relro_addr and relro_size
members.
* elf/dl-load.c (_dl_map_object_from_fd): Recognize PT_GNU_RELRO.
* elf/dl-reloc.c (_dl_relocate_object): At the end, make relro
part of loaded segments read-only.
* elf/elf.h: Define PT_GNU_RELRO.
* elf/rtld.c (_dl_start): Recognize PT_GNU_RELRO of ld.so.
(dl_main): Recognize PT_GNU_RELRO of the application. Call
_dl_debug_initialize and initialize l_info[DT_DEBUG] before
relocations.
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.
* Makerules: Always use -MP together with -MD.
(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.
* Makerules (common-before-compile): New variable.
($(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.
* Makerules (compile-mkdep-flags): New variable, pass -MD -MF $@.d.
(compile-command.S): Don't use ifndef. Append $(compile-mkdep-flags).
(compile-command.s, compile-command.c): Likewise.
($(objpfx)%.d): All such pattern rules removed.
($(+sysdir_pfx)sysd-rules): Don't generate them.
($(common-objpfx)dummy.d): Target removed.
(make-dummy-dep): Variable removed.
(generate-md5): Likewise.
(%.d: %.dt): New pattern rule.
(+depfiles): Use $(wildcard) function to get just existing *.d files
and .d files for existing *.dt files.
(common-clean): Remove all *.d and *.dt files.
(before-compile): Add $(objpfx). when it doesn't exist,
regardless of $(no_deps).
* elf/rtld-Rules ($(objpfx)rtld-%.d): All such pattern rules removed.
(rtld-depfiles): Use .os.d instead of .d names.
Include existing *.d files and .d files for existing *.dt files.
* Makerules ($(common-objpfx)%.make): Protect with [! subdir].
Use -MD, -MT and -MF flags instead of SUNPRO_DEPENDENCIES variable.
Just don't complain about missing it under --without-cvs.
* configure: Regenerated.
* include/libc-symbols.h (__symbol_set_attribute): New macro,
give hidden for [SHARED] and weak for [! SHARED].
(symbol_set_declare): Use that. Never need weak_extern these days.
* Makerules ($(common-objpfx)shlib.lds): Go back to using PROVIDE.
Depend on $(..)Makerules.
2003-04-27 Ulrich Drepper <drepper@redhat.com>
* Makerules ($(common-objpfx)shlib.lds): Don't use PROVIDE to
define __start_libc_freeres_ptrs and __stop___libc_freeres_ptrs.
(common-generated): Add it.
(build-shlib, build-module): Use that instead of generating every time.
($(common-objpfx)libc.so): Depend on it.
(lib%.so rule): Likewise.
(build-module-helper-objlist): Remove %.lds.
* iconvdata/extra-module.mk ($(objpfx)$(mod).so):
Depend on $(common-objpfx)shlib.lds.
* dlfcn/Makefile ($(test-modules)): Likewise.
Ignore exit status from diff.
* configure.in (enable_check_abi): Document possible value "warn".
Change default to no for now.
* configure: Regenerated.
* sysdeps/unix/Makefile ($(objpfx)stub-syscalls.c): Emit stub_warning
macro calls and a #include <stub-tag.h> at the end.
* Makerules ($(objpfx)stubs): Tweak sed commands.
* sysdeps/unix/sysv/linux/syscalls.list: Use - rather than EXTRA in
caller column for *xattr syscalls, since they are in sysdeps/generic.
* sysdeps/unix/sysv/linux/i386/setfsuid.c: setfsgid -> setfsuid
* sysdeps/unix/sysv/linux/i386/setfsgid.c: setfsuid -> setfsgid
2003-03-26 Roland McGrath <roland@redhat.com>
* Makerules (check-abi-config): Use /thread instead of /tls when
use-thread and not just use-tls is set.
* Makerules (update-abi): Put quotes around $(update-abi-config).
* elf/Makefile (check-abi): Depend on check-abi-ld.
(update-abi): Depend on update-abi-ld.
* config.make.in (enable-check-abi): New variable from configure.
* configure.in (enable_check_abi): New substituted variable,
controlled by --{enable,disable}-check-abi (default yes).
* configure: Regenerated.
* Makerules [$(enable-check-abi) = yes] (tests): Put this condition
on check-abi dependency.
* configure.in: New check for -g on .S files.
* configure: Regenerated.
* config.make.in (have-cpp-asm-debuginfo): New variable.
* config.h.in (HAVE_CPP_ASM_DEBUGINFO): New #undef.
* Makeconfig (ASFLAGS): New variable, if undefined and
$(have-cpp-asm-debuginfo), take options matching -g% from $(CFLAGS).
* Makerules (compile.S, COMPILE.S): Use $(ASFLAGS).
* Makerules: Clean up conditional around include of tls.make.
* Make-dist: Export generating=t to prevent using that.
(+distinfo): Likewise for $(shell $(MAKE) ...) runs.
* sysdeps/mach/Makefile (mach-before-compile rule): Pass generating=t,
use target mach-before-compile instead of generated.
(mach-before-compile): New target.
* Makerules: Disable use of tls.make if $(generating) is set.
* mach/Makefile: Include mach-syscalls.mk even if no_deps=t.
* sysdeps/mach/hurd/Makefile: Make generated hurd headers depend on
mach-shortcuts.h so mach/ generation happens before hurd/.
* Makerules: Use -include for tls.make, suppresses warning.
Move gen-as-const-headers rules up so before-compile is set in time.
(sed-remove-dotdot): Fix to work right for subdirs or top dir.
$(objpfx) directories, and get rid of vpath directives. The previous
arrangement resulted in files being written to the source directories
when run in a clean build. Find all .abilist files in $(..)abilist/.
(update-abi-%): Likewise.
(generated): Don't add .symlist files, they'll be intermediates.
* sysdeps/generic/init-first.c: Add a comment.
* elf/Makefile ($(objpfx)ld.so): Pass -z defs in link.
* scripts/gen-as-const.awk: Grok lone "--" as a separator between
#includes and expressions.
* scripts/merge-abilist.awk: Omit cpu-.*-os.*/modifier from merged
config list when it already contains cpu-.*-os.* without / part.
* Makerules (sed-remove-dotdot): New variable.
($(common-objpfx)%.make): Use it. Depend on $(before-compile).
($(common-objpfx)%.h $(common-objpfx)%.h.d): Likewise.
(check-abi-config): New variable, append /tls or /notls to the tuple.
(check-abi-%): Use that for -v config value.
Find .abilist files in abilist/libfoo.abilist, not in subdir.
* Rules: Move bits/stdio_lim.h generation rules to Makerules.
