New variables.
(init_alloc_once): Initialize new variables.
(PURE_POINTER_P): Use new variables.
(pure_alloc): If pure storage overflows, allocate from the heap.
(check_pure_size): New function.
(Fgarbage_collect): Don't GC if pure storage has overflowed.
(Vpost_gc_hook, Qpost_gc_hook): New variables.
(syms_of_alloc): DEFVAR_LISP post-gc-hook, initialize
Qpost_gc_hook.
(Fgarbage_collect): Run post-gc-hook.
(Fmake_symbol): Adapt to changes of struct Lisp_Symbol.
(enum mem_type): Add MEM_TYPE_PROCESS, MEM_TYPE_HASH_TABLE,
MEM_TYPE_FRAME, MEM_TYPE_WINDOW enumerators.
(allocate_vectorlike): Make it a static function. Add parameter TYPE.
(allocate_vector, allocate_hash_table, allocate_window)
(allocate_frame, allocate_process, allocate_other_vector): New
functions.
(Fmake_vector): Call allocate_vector instead of allocate_vectorlike.
(mark_maybe_pointer): New function.
(mark_memory): Also mark Lisp data to which only pointers
remain and not Lisp_Objects.
(min_heap_address, max_heap_address): New variables.
(mem_find): Return MEM_NIL if START is below min_heap_address or
above max_heap_address.
(mem_insert): Compute min_heap_address and max_heap_address.
only if current_sblock has been initialized.
* frame.c (Fdelete_frame) [macintosh]: Allow deletion of initial
terminal frame even if it is the only visible frame.
* src/macfns.c (QCconversion): Replaces QCalgorithm.
* src/macfns.c (image_ascent, lookup_image): Adapt to change of
image margins.
* src/macterm.c (x_produce_image_glyph, x_draw_image_foreground)
(x_draw_image_relief, x_draw_image_foreground_1)
(x_draw_image_glyph_string): Adapt to change of image margins.
* src/macterm.c (mac_to_x_fontname): Change charset name of
Simplify Chinese fonts from gb2312 to gb2312.1980 and Korean fonts
from ksc5601 to ksc5601.1989.
(check_sblock, string_bytes) [GC_CHECK_STRING_BYTES]: New functions.
(check_string_bytes) [GC_CHECK_STRING_BYTES]: Add parameter ALL_P.
(allocate_string) [GC_CHECK_STRING_BYTES]: Always check strings in
the current sblock.
(mark_object) [GC_CHECK_STRING_BYTES]: Use CHECK_STRING_BYTES.
(gc_sweep) [GC_CHECK_STRING_BYTES]: Call check_string_bytes
after sweeping strings, and at the end.
(GC_CHECK_STRING_BYTES): Moved to lisp.h.
GC_MALLOC_CHECK.
(toplevel) [GC_MARK_STACK || GC_MALLOC_CHECK]: Move mem_node
structure definition and related variabled to the top of the file.
Include this code when GC_MALLOC_CHECK is defined.
(lisp_malloc, lisp_free) [GC_MALLOC_CHECK]: Don't
register/unregister allocated region.
(emacs_blocked_free) [GC_MALLOC_CHECK]: Check if freeing something
which isn't allocated.
(emacs_blocked_malloc) [GC_MALLOC_CHECK]: Check if returning
something which is already in use.
(emacs_blocked_realloc) [GC_MALLOC_CHECK]: Likewise.
(mem_insert) [GC_MALLOC_CHECK]: Use _malloc_internal.
(mem_delete) [GC_MALLOC_CHECK]: Use _free_internal.
(init_alloc_once) [GC_MALLOC_CHECK]: Call mem_init.
(ALIGN): New macro.
(pure_alloc): New function.
(make_pure_string, pure_cons, make_pure_float, make_pure_vector):
Use it.
(Fpurecopy): Use PURE_POINTER_P.
string's size_byte.
(check_string_bytes) [GC_CHECK_STRING_BYTES]: New function.
(check_string_bytes_count) [GC_CHECK_STRING_BYTES]: New variable.
(allocate_string) [GC_CHECK_STRING_BYTES]: Call it for every 10th
string allocated.
hunting.
(struct sdata) [GC_CHECK_STRING_BYTES]: Always record the string's
size in the sdata structure.
(SDATA_NBYTES, SDATA_DATA): New macros.
(SDATA_OF_STRING, SDATA_SIZE) [GC_CHECK_STRING_BYTES]: Define
differently for the different layout of the sdata structure.
(allocate_string_data) [GC_CHECK_STRING_BYTES]: Record string size
in sdata.
(sweep_strings, compact_small_strings) [GC_CHECK_STRING_BYTES]:
Check that size recorded in the string size and size recorded in
the sdata structure agree.
bogus objects are marked. This slows down GC by ~80 percent, but
it might be worth trying when debugging GC-related problems.
This feature requires conservative stack marking to be enabled.
versions of XMARK and friends here, because XMARK and friends won't work on an
integer field if NO_UNION_TYPE is not defined.
(make_number): Define as a function if it's not defined as a macro.
