[COMMIT] Refactor out sequence-oriented builtins from fns.c to the new sequence.c.

[Aidan Kehoe]

APPROVE COMMIT

NOTE: This patch has been committed. 

 Ar an ceathrú lá de mí na Nollaig, scríobh Aidan Kehoe: 

 > 
 > Actual changeset is compressed and attached, for the sake of avoiding a
 > 500k mail. The changelog and commit message is in plain text.
 > 
 > # HG changeset patch
 > # User Aidan Kehoe <kehoea at parhasard.net>
 > # Date 1323024170 0
 > # Node ID 1a507c4c6c42c6bc3afdd33bffcbaa14dbd88b62
 > # Parent  7c383c5784edcea0694661cfebd7ae4e613d7e7b
 > Refactor out sequence-oriented builtins from fns.c to the new sequence.c.
 > 
 > src/ChangeLog addition:
 > 
 > 2011-12-04  Aidan Kehoe  <kehoea at parhasard.net>
 > 
 > 	* Makefile.in.in (objs):
 > 	* depend:
 > 	Add sequence.o to the list of objects and dependencies.
 > 
 > 	* alloc.c:
 > 	* alloc.c (mark_bit_vector):
 > 	* alloc.c (print_bit_vector):
 > 	* alloc.c (bit_vector_equal):
 > 	* alloc.c (internal_bit_vector_equalp_hash):
 > 	* alloc.c (bit_vector_hash):
 > 	* alloc.c (init_alloc_once_early):
 > 	Move the implementation of the bit vector type here from fns.c.
 > 
 > 	* emacs.c (main_1):
 > 	Call syms_of_sequence() here, now sequence.c is included.
 > 
 > 	* fns.c (Fold_rassq):
 > 	Move this together with the rest of the Fold_* functions.
 > 	* fns.c:
 > 	* fns.c (syms_of_fns):
 > 	Move most functions dealing with sequences generally, and
 > 	especially those taking key arguments, to a separate file,
 > 	sequence.c.
 > 
 > 	* general-slots.h:
 > 	Qyes_or_no_p belong here, not fns.c.
 > 
 > 	* lisp.h:
 > 	Make Flist_length available here, it's used by sequence.c
 > 
 > 	* sequence.c:
 > 	* sequence.c (check_sequence_range):
 > 	* sequence.c (Flength):
 > 	* sequence.c (check_other_nokey):
 > 	* sequence.c (check_other_key):
 > 	* sequence.c (check_if_key):
 > 	* sequence.c (check_match_eq_key):
 > 	* sequence.c (check_match_eql_key):
 > 	* sequence.c (check_match_equal_key):
 > 	* sequence.c (check_match_equalp_key):
 > 	* sequence.c (check_match_other_key):
 > 	* sequence.c (check_lss_key):
 > 	* sequence.c (check_lss_key_car):
 > 	* sequence.c (check_string_lessp_key):
 > 	* sequence.c (check_string_lessp_key_car):
 > 	* sequence.c (get_check_match_function_1):
 > 	* sequence.c (get_merge_predicate):
 > 	* sequence.c (count_with_tail):
 > 	* sequence.c (list_count_from_end):
 > 	* sequence.c (string_count_from_end):
 > 	* sequence.c (Fcount):
 > 	* sequence.c (Fsubseq):
 > 	* sequence.c (list_position_cons_before):
 > 	* sequence.c (FmemberX):
 > 	* sequence.c (Fadjoin):
 > 	* sequence.c (FassocX):
 > 	* sequence.c (FrassocX):
 > 	* sequence.c (position):
 > 	* sequence.c (Fposition):
 > 	* sequence.c (Ffind):
 > 	* sequence.c (delq_no_quit_and_free_cons):
 > 	* sequence.c (FdeleteX):
 > 	* sequence.c (FremoveX):
 > 	* sequence.c (list_delete_duplicates_from_end):
 > 	* sequence.c (Fdelete_duplicates):
 > 	* sequence.c (Fremove_duplicates):
 > 	* sequence.c (Fnreverse):
 > 	* sequence.c (Freverse):
 > 	* sequence.c (list_merge):
 > 	* sequence.c (array_merge):
 > 	* sequence.c (list_array_merge_into_list):
 > 	* sequence.c (list_list_merge_into_array):
 > 	* sequence.c (list_array_merge_into_array):
 > 	* sequence.c (Fmerge):
 > 	* sequence.c (list_sort):
 > 	* sequence.c (array_sort):
 > 	* sequence.c (FsortX):
 > 	* sequence.c (Ffill):
 > 	* sequence.c (mapcarX):
 > 	* sequence.c (shortest_length_among_sequences):
 > 	* sequence.c (Fmapconcat):
 > 	* sequence.c (FmapcarX):
 > 	* sequence.c (Fmapvector):
 > 	* sequence.c (Fmapcan):
 > 	* sequence.c (Fmap):
 > 	* sequence.c (Fmap_into):
 > 	* sequence.c (Fsome):
 > 	* sequence.c (Fevery):
 > 	* sequence.c (Freduce):
 > 	* sequence.c (replace_string_range_1):
 > 	* sequence.c (Freplace):
 > 	* sequence.c (Fnsubstitute):
 > 	* sequence.c (Fsubstitute):
 > 	* sequence.c (subst):
 > 	* sequence.c (sublis):
 > 	* sequence.c (Fsublis):
 > 	* sequence.c (nsublis):
 > 	* sequence.c (Fnsublis):
 > 	* sequence.c (Fsubst):
 > 	* sequence.c (Fnsubst):
 > 	* sequence.c (tree_equal):
 > 	* sequence.c (Ftree_equal):
 > 	* sequence.c (mismatch_from_end):
 > 	* sequence.c (mismatch_list_list):
 > 	* sequence.c (mismatch_list_string):
 > 	* sequence.c (mismatch_list_array):
 > 	* sequence.c (mismatch_string_array):
 > 	* sequence.c (mismatch_string_string):
 > 	* sequence.c (mismatch_array_array):
 > 	* sequence.c (get_mismatch_func):
 > 	* sequence.c (Fmismatch):
 > 	* sequence.c (Fsearch):
 > 	* sequence.c (venn):
 > 	* sequence.c (nvenn):
 > 	* sequence.c (Funion):
 > 	* sequence.c (Fset_exclusive_or):
 > 	* sequence.c (Fnset_exclusive_or):
 > 	* sequence.c (syms_of_sequence):
 > 	Add this file, containing those general functions that dealt with
 > 	sequences that were in fns.c.
 > 
 > 	* symsinit.h:
 > 	Make syms_of_sequence() available here.
 > 
 > man/ChangeLog addition:
 > 
 > 2011-12-04  Aidan Kehoe  <kehoea at parhasard.net>
 > 
 > 	* internals/internals.texi (Basic Lisp Modules):
 > 	Document sequence.c here too.
 > 
 > [...]
 > 

-- 
‘Iodine deficiency was endemic in parts of the UK until, through what has been
described as “an unplanned and accidental public health triumph”, iodine was
added to cattle feed to improve milk production in the 1930s.’
(EN Pearce, Lancet, June 2011)