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`read-file-name' like in `find-file-read-args' where the default
value is `default-directory' instead of `buffer-file-name'.
http://lists.gnu.org/archive/html/emacs-devel/2010-05/msg00533.html

* eval.c (internal_condition_case_n): Rename from
internal_condition_case_2.
(internal_condition_case_2): New function.

* xdisp.c (safe_call): Use internal_condition_case_n.

* fileio.c (Fdelete_file, internal_delete_file): New arg FORCE.
(internal_delete_file, Frename_file): Callers changed.

* buffer.c (Fkill_buffer):
* callproc.c (delete_temp_file): Callers changed (Bug#6070).

* lisp.h: Update prototypes.

* diff.el (diff-sentinel):

* epg.el (epg--make-temp-file, epg-decrypt-string)
(epg-verify-string, epg-sign-string, epg-encrypt-string):

* jka-compr.el (jka-compr-partial-uncompress)
(jka-compr-call-process, jka-compr-write-region, jka-compr-load):

* server.el (server-sentinel): Use delete-file's new FORCE arg
(Bug#6070).

* composite.c (autocmp_chars): Save point as marker before calling
auto-composition-function.

* lisp.h (restore_point_unwind): Add prototype.

* fileio.c (restore_point_unwind): Remove static attribute.

* configure.in: New option: --with(out)-selinux, on by default.
Set HAVE_LIBSELINUX if we find libselinux, and substitute
LIBSELINUX_LIBS in Makefiles.

* src/Makefile.in (LIBSELINUX_LIBS): New.
(LIBES): Add $LIBSELINUX_LIBS.
* src/eval.c, lisp.h (call7): New function.
* src/fileio.c [HAVE_LIBSELINUX]: Include selinux headers.
(Ffile_selinux_context, Fset_file_selinux_context):
New functions.
(Fcopy_file): New parameter preserve-selinux-context.
(Frename_file): Preserve selinux context when renaming by copy-file.

* lisp/files.el (backup-buffer): Handle SELinux context, and return it
if a backup was made by renaming.
(backup-buffer-copy): Set SELinux context to the target file.
(basic-save-buffer): Set SELinux context of the newly written file.
(basic-save-buffer-1): Now it also returns any SELinux context.
(basic-save-buffer-2): Set SELinux context of the newly created file,
and return it.
* lisp/net/tramp.el (tramp-file-name-for-operation):
Add file-selinux-context.

* buffer.h (struct buffer): New field modtime_size.
* buffer.c (reset_buffer): Initialize it.
* fileio.c (Finsert_file_contents, Fwrite_region): Set it.
(Fverify_visited_file_modtime): Check it.
(Fclear_visited_file_modtime, Fset_visited_file_modtime): Clear it.
(Fset_visited_file_modtime): Set (or clear) it.

* xterm.c:
* xrdb.c:
* w32term.c:
* unexec.c:
* unexaix.c:
* sysdep.c:
* process.c:
* lread.c:
* keyboard.c:
* floatfns.c:
* filelock.c:
* fileio.c:
* emacs.c (main):
* ecrt0.c:
* dispnew.c:
* callproc.c:
* buffer.c: Remove errno extern declarations.
* s/netbsd.h (NEED_ERRNO): Remove.

* movemail.c:
* etags.c:
* emacsclient.c: Remove extern errno declarations.

 src/:
 w16select.c (__dpmi_int): Remove DJGPP v1.x compatibility.
 s/msdos.h: 
 unexec.c (make_hdr, copy_text_and_data): 
 sysdep.c (wait_for_termination, sys_subshell): 
 msdos.c (dos_set_window_size, msdos_set_cursor_shape)
 (IT_set_terminal_modes): 
 (__write, _rename, gethostname, gettimeofday, alarm, fork, kill)
 (dos_ttraw, dos_ttcooked, run_msdos_command, abort): Remove DJGPP
 v1.x code and tests of the value of __DJGPP__.
 (nice, pause, sigsetmask, sigblock): Remove DJGPP v1.x
 compatibility code.
 lread.c: 
 gmalloc.c (memalign): 
 fileio.c (Fcopy_file, check_executable, Ffile_modes): 
 emacs.c (main): 
 dosfns.c (init_dosfns): 
 dired.c (file_name_completion_stat): Remove tests of __DJGPP__.

 msdos/:
 sed3.inp:
 sed2.inp:
 sed1.inp:
 mainmake: Files removed.

* fileio.c (Frename_file): Call copy-directory and delete-directory
for directories, in order to handle cross-device renaming.

* buffer.c (Fset_buffer_modified_p): Try and be careful not to modify
recent-auto-save-p as a side-effect.
* buffer.h (BUF_AUTOSAVE_MODIFF): New macro.
* buffer.c (Fkill_buffer, reset_buffer):
* editfns.c (Fsubst_char_in_region):
* fileio.c (Finsert_file_contents, Fdo_auto_save)
(Fset_buffer_auto_saved, Frecent_auto_save_p): Use it.

ignored second argument.  All callers changed.
* regex.c (STRING_CHAR, STRING_CHAR_AND_LENGTH, RE_STRING_CHAR)
(RE_STRING_CHAR_AND_LENGTH): Likewise.
* xdisp.c (string_char_and_length): Likewise.

(Fnetwork_interface_info): Use a constant pointer.
(ifflag_table):
* xfns.c (cursor_bits):
* xdisp.c (power_letter):
* termcap.c (speeds, esctab):
* sysdep.c (baud_convert):
* keyboard.c (lispy_accent_codes, modifier_names):
* image.c (xbm_format, xpm_format, pbm_format, png_format)
(jpeg_format, tiff_format, gif_format, svg_format)
(interlace_start, interlace_increment, gs_format):
* gtkutil.c (separator_names):
* fringe.c (swap_nibble):
* fns.c (base64_value_to_char, base64_char_to_value):
* fileio.c (make_temp_name_tbl):
* coding.c (suffixes): Make constant.

* xselect.c (syms_of_xselect):
* xmenu.c (syms_of_xmenu):
* xfns.c (syms_of_xfns):
* xfaces.c (syms_of_xfaces):
* xdisp.c (syms_of_xdisp):
* window.c (syms_of_window):
* w32fns.c (syms_of_w32fns):
* undo.c (syms_of_undo):
* textprop.c (syms_of_textprop):
* terminal.c (syms_of_terminal):
* syntax.c (syms_of_syntax):
* sound.c (syms_of_sound):
* search.c (syms_of_search):
* print.c (syms_of_print):
* minibuf.c (syms_of_minibuf):
* macros.c (syms_of_macros):
* keymap.c (syms_of_keymap, initial_define_key)
(initial_define_lispy_key):
* keyboard.c (syms_of_keyboard):
* insdel.c (syms_of_insdel):
* image.c (syms_of_image):
* fringe.c (syms_of_fringe):
* frame.c (syms_of_frame):
* fontset.c (syms_of_fontset):
* fns.c (syms_of_fns):
* fns.c (syms_of_fns):
* fileio.c (syms_of_fileio):
* fileio.c (syms_of_fileio):
* eval.c (syms_of_eval):
* doc.c (syms_of_doc):
* dispnew.c (syms_of_display):
* dired.c (syms_of_dired):
* dbusbind.c (syms_of_dbusbind):
* data.c (syms_of_data):
* composite.c (syms_of_composite):
* coding.c (syms_of_coding):
* cmds.c (syms_of_cmds):
* charset.c (define_charset_internal, syms_of_character):
* ccl.c (syms_of_ccl):
* category.c (syms_of_category, init_category_once):
* casetab.c (syms_of_casetab):
* casefiddle.c (syms_of_casefiddle):
* callint.c (syms_of_callint):
* bytecode.c (syms_of_bytecode):
* buffer.c (keys_of_buffer, syms_of_buffer):
* alloc.c (syms_of_alloc):
* process.c (syms_of_process, init_process):
* lread.c (syms_of_lread, init_obarray):
* font.c (build_style_table):
* emacs.c (syms_of_emacs, main): Replace calls to intern with
intern_c_string, calls to make_pure_string with
make_pure_c_string.  Use pure_cons instead of Fcons.

* process.c (socket_options): Make it const.
(set_socket_option, init_process): Use a const pointer.

* lread.c (intern_c_string): New function.
(defvar_kboard, defvar_lisp, defvar_lisp_nopro, defvar_bool)
(defvar_int): Uset it.  Make the name const char*.

* font.c (struct table_entry): Remove unused member.  Make NAMES
constant.
(weight_table, slant_table, width_table): Make constant.

* emacs.c (struct standard_args): Make name and longname constant.

the buffer in case of replace.

(init_fileio_once):
* lisp.h (init_fileio_once): Remove.
* emacs.c (main): Don't call init_fileio_once.

* eval.c: Move struct catchtag definition ...
* lisp.h: ... here.

* image.c: Move png.h #include earlier to avoid warnings.

* xterm.c:
* xsmfns.c:
* xselect.c:
* xrdb.c:
* xmenu.c:
* xftfont.c:
* xfont.c:
* xfns.c:
* xfaces.c:
* xdisp.c:
* window.c:
* widget.c:
* w32xfns.c:
* w32uniscribe.c:
* w32term.c:
* w32select.c:
* w32reg.c:
* w32proc.c:
* w32menu.c:
* w32inevt.c:
* w32heap.c:
* w32font.c:
* w32fns.c:
* w32console.c:
* w32.c:
* w16select.c:
* vm-limit.c:
* unexsol.c:
* unexec.c:
* unexcw.c:
* unexaix.c:
* undo.c:
* tparam.c:
* textprop.c:
* terminfo.c:
* terminal.c:
* termcap.c:
* term.c:
* syntax.c:
* sound.c:
* sheap.c:
* search.c:
* scroll.c:
* region-cache.c:
* regex.c:
* ralloc.c:
* process.c:
* print.c:
* msdos.c:
* minibuf.c:
* menu.c:
* marker.c:
* macros.c:
* keymap.c:
* keyboard.c:
* intervals.c:
* insdel.c:
* indent.c:
* gtkutil.c:
* ftxfont.c:
* ftfont.c:
* fringe.c:
* frame.c:
* fontset.c:
* font.c:
* fns.c:
* floatfns.c:
* filelock.c:
* fileio.c:
* emacs.c:
* editfns.c:
* dosfns.c:
* doprnt.c:
* doc.c:
* dispnew.c:
* dired.c:
* dbusbind.c:
* data.c:
* composite.c:
* coding.c:
* cmds.c:
* cm.c:
* chartab.c:
* charset.c:
* character.c:
* ccl.c:
* category.c:
* casetab.c:
* casefiddle.c:
* callproc.c:
* callint.c:
* bytecode.c:
* buffer.c:
* atimer.c: Include setjmp.h.  (Bug#4643)

* xlwmenu.c:
* lwlib.c:
* lwlib-utils.c:
* lwlib-Xm.c:
* lwlib-Xlw.c:
* lwlib-Xaw.c: Include setjmp.h.

Fdelete_directory.  It is not a command anymore.  It has no file
name handler.

(Vauto_save_include_big_deletions): New variable.
(Fdo_auto_save): Disable auto-save only if auto-save-include-big-deletions is nil.

(Fset_buffer_auto_saved): Handle save_length = -2.

Comment changes in other files.

(Fexpand_file_name): Copy string data properly (Bug#3772).

* callint.c (history_delete_duplicates): New declaration.
(Fcall_interactively): Remove command history duplicates when
history_delete_duplicates is true.

(adjust_markers_gap_motion, adjust_markers_for_delete)
(adjust_markers_for_insert, adjust_point)
(adjust_markers_for_replace, make_gap_larger, make_gap_smaller)
(make_gap, copy_text, count_size_as_multibyte, insert)
(insert_and_inherit, insert_before_markers)
(insert_before_markers_and_inherit, insert_1)
(count_combining_before, count_combining_after, insert_1_both)
(insert_from_string, insert_from_string_before_markers)
(insert_from_string_1, insert_from_gap, insert_from_buffer)
(insert_from_buffer_1, adjust_after_replace)
(adjust_after_replace_noundo, adjust_after_insert, replace_range)
(replace_range_2, del_range, del_range_1, del_range_byte)
(del_range_both, del_range_2, modify_region)
(prepare_to_modify_buffer, signal_before_change)
(signal_after_change, Fcombine_after_change_execute): Use EMACS_INT
for buffer positions and sizes.
* lisp.h: Adjust prototypes accordingly.
* fileio.c (adjust_markers_for_delete): Move declaration to lisp.h.
(non_regular_inserted, non_regular_nbytes, read_non_regular)
(Finsert_file_contents): Use EMACS_INT for buffer positions.

Calculate total size precisely.  Decode environment variables
before substituting.  (Bug#38)

(Vwrite_region_annotation_buffers): New vars.
(build_annotations_unwind): Just reset
Vwrite_region_annotation_buffers.
(Fwrite_region): Initialize Vwrite_region_annotation_buffers.
Call write-region-post-annotation-function.
(build_annotations): Add to Vwrite_region_annotation_buffers if
buffer changes.

remeber the coding system used for decoding in coding_system.

UNC paths.

close.

(syms_of_fileio): Add Qdelete_by_moving_to_trash.