changelog

Boost provides free peer-reviewed portable C++ source libraries. We emphasize libraries that work

2007-07-02  Hans Boehm <[e-mail]>

	* gc_config_macros.h: Also check for IA64 when setting
	GC_HPUX_THREADS.
	* mallocx.c: Change my_bytes_allocd to signed_word.
	* include/pthread_redirects.h: Remove obsolete Solaris threads
	(as opposed to pthreads) support.

2007-07-02  Hans Boehm <[e-mail]>

	* mach_dep.c (GC_with_callee_saves_pushed): Don't use getcontext()
	on ARM/Linux.  Check getcontext() return value.

2007-06-29  Hans Boehm <[e-mail]>

	* backgraph.c (per_object_func): Make argument types consistent.
	(GC_traverse_back_graph): Mark GC_deepest_obj.
	
2007-06-29  Hans Boehm <[e-mail]>

	* finalize.c (GC_finalize): Change dl_size and fo_size to size_t.
	* os_dep.c (GC_win32_get_mem): Add GC_mem_top_down option.

2007-06-28  Hans Boehm <[e-mail]>

	* doc/README.win32, doc/README, README.QUICK: Fix some of the worst
	anachronisms.
	* dyn_load.c: Partially support cygwin, but don't enable it yet.

2007-06-28  Hans Boehm <[e-mail]>

	* Makefile.am: Use -no-undefined for libgc.
	* Makefile.in: Regenerate.
	* Makefile.direct: Document USE_PROC_FOR_LIBRARIES.
	* dyn_load.c (GC_register_map_entries): Rename prot_buf to prot
	consistently.
	* misc.c: Fix some WARN calls.  Move GC_is_initialized setting and
	GC_thr_init() call.
	* os_dep.c: Consistently use WARN where appropriate.
	* thread_local_alloc.c: Revert change to GC_WIN32_THREADS test.  Instead
	remove inappropriate pthread.h include.
	* doc/README.linux: Remove some anachronisms.

2007-06-23  Hans Boehm <[e-mail]>

	* alloc.c: Also use GC_check_tls on non-Linux systems.
	* mallocx.c (GC_reclaim_generic): Remove bogus declaration.
	* include/private/gc_priv.h (GC_reclaim_generic): Declare correctly
	with prototype.

2007-06-19  Hans Boehm <[e-mail]>

	* alloc.c (GC_adj_bytes_allocd): Avoid (long) casts, fix comment.
	(GC_print_heap_sects): Use size_t instead of unsigned long.
	* thread_local_alloc.c (GC_lookup_thread): Define in the correct
	context.
	* win32_threads.c, include/gc_config_macros.h: The last of Romano
	Paolo Tenca's patch.  Move stdint.h include to gc_config_macros.h.
	* include/gc_inline.h: Avoid gc_priv.h dependencies.
	* tests/test.c (check_heap_stats): Replace unsigned long with size_t.

2007-06-12  Hans Boehm <[e-mail]>

	* aclocal.m4: Regenerate to update date.

2007-06-10  Hans Boehm <[e-mail]>

	* NT_X64_STATIC_THREADS_MAKEFILE: Replace obsolete -debugtype:cv.
	* mark_rts.c (GC_push_roots): Fix kind type.

2007-06-06  Hans Boehm <[e-mail]>

	* doc/README.win64: New file.
	* doc/doc.am, Makefile.direct: Add README.win64.
	* Makefile.in: Regenerate.

2007-06-06  Hans Boehm <[e-mail]>

	* Makefile.am, Makefile.direct: Add NT_X64_STATIC_THREADS_MAKEFILE.
	* Makefile.in: Regenerate.
	* NT_X64_STATIC_THREADS_MAKEFILE: Fix warning flags.
	* allochblk.c, alloc.c, blacklst.c, dbg_malc.c, dyn_load.c,
	finalize.c, headers.c, mach_dep.c, malloc.c, mark.c, misc.c,
	obj_map.c, os_dep.c, ptr_chck.c, reclaim.c, typd_mlc.c,
	win32_threads.c, cord/de_win.c, include/gc_mark.h,
	include/private/gc_hdrs.h, include/private/gc_pmark.h,
	include/private/gc_priv.h, tests/test_cpp.cc:
	Replace old style function declarations.  Clean up integral types.
	Remove register declarations.  The change in malloc.c and the
	"int descr" declaration in mark.c are the most likely to have
	been real bugs outside of win64.
	* msvc_dbg.c: Disable on win64.
	* win32_threads.c: Add AMD64 support.
	* include/gc.h: no backtrace on AMD64 for now.

2007-06-06  Hans Boehm <[e-mail]>

	* msvc_dbg.c(GetModuleBase): Replace strcat with strcat_s.

2007-06-06  Hans Boehm <[e-mail]>
	
	* include/gc.h: (GC_word, GC_signed_word): Fix win64 definitions.
	Don't include windows.h in an extern "C" context.
	* include/private/gcconfig.h: Fix win64/X86_64 configuration.
	* tests/test.c: Eliminate more old style function definitions.
	Cleanup pointer and integer casts for win64.
	* tests/test_cpp.cc: Don't include gc_priv.h.
	* NT_STATIC_THREADS_MAKEFILE: Restrict suffixes for VC++ 2005.
	* NT_X64_STATIC_THREADS_MAKEFILE: New.

2007-06-06  Hans Boehm <[e-mail]> (Really mostly Romano Paolo Tenca)

	* win32_threads.c: Separate out DEBUG_WIN32_PTHREADS_STACK.  Ignore
	FINISHED threads for suspension.  (GC_pthread_join): Add
	pthread_self() cast.  (GC_pthread_start_inner): Execute cleanup
	handler when popping it.
	* include/private/gc_locks.h: Inline THREAD_EQUAL for
	GC_WIN32_PTHREADS.  Define USE_PTHREAD_LOCKS only if we have
	pthreads.

2007-05-23  Hans Boehm <[e-mail]> (Really mostly Romano Paolo Tenca)

	* gc_dlopen.c, thread_local_alloc.c, threadlibs.c, win32_threads.c,
	tests/test.c: Accomodate GC_WIN32_PTHREADS.
	* include/gc.h: Don't include windows.h for GC_WIN32_PTHREADS.
	* include/gc_config_macros.h: Define both PTHREADS and
	GC_WIN32_THREADS.
	* include/private/gc_locks.h: Nonstandard definitions of
	NUMERIC_THREAD_ID for GC_WIN32_PTHREADS.
	* doc/README.win32, Makefile.direct: Include documentation
	for GC_WIN32_PTHREADS.
	* Makefile.direct: Remove some anachronisms in the documentation.

2007-05-23  Hans Boehm <[e-mail]>

	* Makefile.am: Move includes to bottom.  Add better library
	dependencies.  Increment library version.  Remove "SUBDIRS += .".
	* cord/cord.am, tests/tests.am: Add better library dependencies.
	Remove now unnecessary dependencies.
	* Makefile.in: Regenerate.
	* include/gc.h (GC_begin_thread_ex, GC_endthreadex, GC_ExitThread):
	Move to define on all Windows platforms.  (_beginthread): define
	to generate error if used.

2007-05-22  Hans Boehm <[e-mail]>

	* include/private/gc_locks.h: Format to 80 columns.

2007-05-22  Hans Boehm <[e-mail]>
	
	* malloc.c(GC_free): Ignore bad frees on MSWIN32 with REDIRECT_MALLOC.
	* NT_MAKEFILE: msvc_dbg.h is in include/private.  Don't use cvars
	rc.
	* misc.c (WIN32 GC_write): Define GC_need_to_lock in single-threaded
	case.
	* win32_threads.c: Test for __MINGW32__ in addition to _MINGW_VER.
	(GC_CreateThread, GC_beginthreadex): Deallocate args even if we fail.
	* include/gc.h: Add GC_reachable_here().  (GC_WinMain): Add GC_API.
	(GC_beginthreadex, GC_endthreadex, GC_ExitThread): Declare.
	* tests/test.c: Add GC_reachable_here() call.

2007-05-21  Hans Boehm <[e-mail]>

	* alloc.c (GC_try_to_collect): Call GC_init if necessary.
	* tests/thread_leak_test.c: Don't unconditionally define
	GC_LINUX_THREADS.

2007-05-21  Andreas Tobler  <[e-mail]>

	* Makefile.am: Remove extra_ldflags_libgc definition.
	* Makefile.in: Regenerate.

2007-05-17  Hans Boehm <[e-mail]>

	* include/private/gc_priv.h: Define AO_REQUIRE_CAS.

2007-05-16  Hans Boehm <[e-mail]>

	* finalize.c (GC_unreachable_finalize_mark_proc): Don't return void
	value.

2007-05-15  Hans Boehm <[e-mail]>

	* configure.ac, version.h, doc/README: Change version to 7.0alpha10.
	* configure: Regenerate.

[7.0alpha9 release]

2007-05-15  Hans Boehm <[e-mail]>

	* configure.ac, version.h, doc/README: Change version to 7.0alpha9.
	* configure: Regenerate.

2007-05-15  Hans Boehm <[e-mail]>

	* Makefile.am: Include NT_STSTIC_THREADS_MAKEFILE in dist.
	* Makefile.in: Regenerate.
	* include/private/gc_locks.h: GC_compare_and_exchange, GC_atomic_add:
	remove. NUMERIC_THREAD_ID, THREAD_EQUAL: New.  GC_lock_holder: now
	unsigned long.  I_DONT_HOLD_LOCK, I_HOLD_LOCK: Update.
	* pthread_stop_world.c, pthread_support.c, win32_threads.c: Use
	NUMERIC_THREAD_ID, THREAD_EQUAL.
	* include/private/gcconfig.h: GENERIC_COMPARE_AND_SWAP: Remove.
	* include/private/thread_local_alloc.h: Don't USE_COMPILER_TLS on
	ARM.

2007-05-11  Hans Boehm <[e-mail]>

	* dbg_mlc.c, include/gc.h, finalize.c: Merge Alexandre Oliva's
	GC_debug_register_finalizer_unreachable() patch from gcc tree.
	* thread_local_alloc.c (GC_malloc, GC_malloc_atomic): Add assertions
	to check GC has been initialized.

2007-05-10  Hans Boehm <[e-mail]>

	* include/gc_cpp.h: Documentation updates.
	* include/gc_config_macros.h: Don't check for __ppc__ to set
	DARWIN_THREADS.
	* Makefile.am: Include configure_atomic_ops.sh in dist.
	* Makefile.in: Regenerate.

2007-05-08  Hans Boehm <[e-mail]>

	* Makefile.am: Dont distribute copied atomic_ops files.  Include
	libatomic_ops with "make dist".
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* configure.ac: Enable THREAD_LOCAL_ALLOC for Cygwin with threads.
	* win32_threads.c: Report error for Cygwin + GC_DLL.

2007-05-08  Hans Boehm <[e-mail]>

	* Makefile.direct: Update THREAD_LOCAL_ALLOC documentation.
	* cord/de_win.c: Rename and move AboutBox.  Call GC_INIT.  Remove
	MakeProcInstance anachronism.
	* doc/README.macros: Officially remove elif prohibition.
	Remove documentation for defunct SRC_M3 support.
	* include/gc.h: Remove more SRC_M3 references.
	* include/private/gcconfig.h: Remove still more SRC_M3 references.
	GC_SOLARIS_THREADS no longer needs to be checked separately.
	
2007-05-08  Hans Boehm <[e-mail]>

	* thread_local_alloc.c, include/private/thread_local_alloc.h:
	Spell __declspec correctly.
	* NT_STATIC_THREADS_MAKEFILE: Enable thread-local allocation.

2007-05-07  Hans Boehm <[e-mail]>

	* doc/README.win32: Adjust GC_win32_dll_threads rules again.

2007-05-07  Hans Boehm <[e-mail]>

	* mark.c (GC_mark_some wrapper): Restructure for readability, handle
	GC_started_thread_while_stopped.
	* misc.c (Win32 GC_write): Lock GC_write_cs only if needed.
	* win32_threads.c: (client_has_run): remove,
	GC_started_thread_while_stopped, GC_attached_thread: add.
	(GC_push_all_stacks): Add verbose output.
	(DllMain): Avoid initializing collector or the like.
	Never update both thread tables.
	* doc/README.win32: Adjust GC_win32_dll_threads rules.

2007-05-07  Hans Boehm <[e-mail]>

	* pthread_stop_world.c (GC_push_all_stacks): Print thread count with
	GC_PRINT_VERBOSE_STATS.

2007-05-01  Hans Boehm <[e-mail]>
		(and Manuel Serrano, Craig McDaniel)

	* configure.ac: Comment out redundant
	  AC_DEFINE(NO_EXECUTE_PERMISSION).
	* configure: Regenerate.
	* sparc_mach_dep.S: Remove single quote in comment.
	* include/private/gcconfig.h: Fix DATAEND for NONSTOP.
	* win32_threads.c: Include stdint.h for Mingw.  Add GC_API for DllMain.
	(GC_use_DllMain): Fix assertion.

2007-02-14  Andreas Tobler  <[e-mail]>

	* configure.ac: Introduce extra_ldflags_libgc. Use it for Darwin.
	* configure: Regenerate.
	* Makefile.am (libgc_la_LDFLAGS): Use extra_ldflags_libgc.
	* Makefile.in: Regenerate.
	* include/private/gcconfig.h: Enable MPROTECT_VDB for all Darwin
	targets. Remove comments.
	Prepare ppc64 support for Darwin.

2007-01-29  Andreas Tobler  <[e-mail]>

	* darwin_stop_world.c: Clean up and reformat code.

2007-01-28  Andreas Tobler  <[e-mail]>

	* darwin_stop_world.c (GC_push_all_stacks): Fix compiler warnings.
	Make i unsigned.
	(GC_stop_world): Likewise. Remove unused GC_thread p.
	(GC_start_world): Likewise.

	* os_dep.c: Define GC_darwin_register_mach_handler_thread extern.
	Remove double SIG_HNDLR_PTR definition.
	(GC_forward_exception): Fix compiler warnings, make i unsigned.
	Initialize thread_state to NULL.
	(catch_exception_raise): Fix compiler warnings, make i unsigned.

2007-01-25  Petr Salinger and Hans Boehm <[e-mail]>

	* include/private/gc_priv.h (NEED_FIND_LIMIT, FREEBSD variant):
	also define for X86_64.
	* configure.ac: Move generic gnu (Hurd) case to below kfreebsd case.
	* configure: Regenerate.
	* README.changes: Point to ChangeLog.

2007-01-25  Andreas Tobler  <[e-mail]>

	* darwin_stop_world.c: Move THREAD_FLD defines to ...
	* include/private/gc_priv.h: ... here.
	Fix THREAD_STATE definitions for ppc64.
	* os_dep.c (catch_exception_raise): Use THREAD_FLD for exc_state member
	access.

2007-01-18  Andreas Tobler  <[e-mail]>

	* os_dep.c (if defined(MPROTECT_VDB) && defined(DARWIN)): Clean up and
	reformat code.
	Correct email reference.

2007-01-11  Andreas Tobler  <[e-mail]>

	* configure.ac (i?86*-*-darwin*): Replaced HAS_I386_THREAD_STATE_* with
	HAS_X86_THREAD_STATE32_*.
	(x86_64-*-darwin*): Extended the above check for x86_64-*-darwin* with
	HAS_X86_THREAD_STATE64_*.
	Added value 1 in the above AC_DEFINE's. Important for the upcoming
	Leopard.
	* configure: Regenerated.
	* include/private/gcconfig.h: Modified X86_64 define for Darwin.
	Removed __x86_64__ check in POWERPC section. Added base definitions
	for the X86_64 Darwin port.
	* include/private/gc_priv.h: Added GC_MACH_HEADER and GC_MACH_SECTION
	to distinguish between 32 and 64-bit applications. Added definitions
	for X86_64 Darwin.
	* darwin_stop_world.c: Added HAS_X86_THREAD_STATE64___RAX. And
	replaced HAS_I386_THREAD_STATE___EAX with HAS_X86_THREAD_STATE32___EAX.
	(GC_push_all_stacks): Added code for X86_64 Darwin. Even for the
	!DARWIN_DONT_PARSE_STACK. Maybe obsolete.
	* dyn_load.c (GC_dyld_name_for_hdr): Use GC_MACH_HEADER.
	(GC_dyld_image_add): Use GC_MACH_HEADER and GC_MACH_SECTION.
	Distinguish between getsectbynamefromheader_64 and
	getsectbynamefromheader.
	* os_dep.c (catch_exception_raise): Introduce exception definition for
	X86_64 Darwin. Replaced old i386_EXCEPTION_STATE_* definition with
	x86_EXCEPTION_STATE32_*. Add X86_64 for exc_state.faultvaddr.

2007-01-09  Andreas Tobler  <[e-mail]>

	* libtool.m4: Update to version from libtool-1.5.22.
	* ltmain.sh: Likewise.
	* ChangeLog: Created.

See doc/README.changes for earlier changes.