emacs/src/fontset.c, branch fix/not-defined-at-runtime Emacs is the extensible, customizable, self-documenting real-time display editor. Include-file cleanup for src directory 2015-10-21T01:35:53+00:00 Paul Eggert 2015-10-21T01:27:05+00:00 63cfb75f3a9d0f658e099ae18779e305a7e49fee Omit ‘#include "foo.h"’ unless the file needs foo.h (Bug#21707). In a few cases, add ‘#include "foo.h"’ if the file needs foo.h but does not include it directly. As a general rule, a source file should include foo.h if it needs the interfaces that foo.h defines. * src/alloc.c: Don’t include process.h. Include dispextern.h, systime.h. * src/atimer.c: Don’t include blockinput.h. * src/buffer.c: Include coding.h, systime.h. Don’t include keyboard.h, coding.h. * src/callint.c: Don’t include commands.h, keymap.h. * src/callproc.c: Don’t include character.h, ccl.h, composite.h, systty.h, termhooks.h. * src/casetab.c: Don’t include character.h. * src/category.c: Don’t include charset.h, keymap.h. * src/ccl.h: Don’t include character.h. * src/character.c: Don’t include charset.h. * src/charset.c: Don’t include disptab.h. * src/chartab.c: Don’t include ccl.h. * src/cm.c: Don’t include frame.h, termhooks.h. * src/cmds.c: Don’t include window.h, dispextern.h. * src/coding.c: Don’t include window.h, frame.h. * src/composite.c: Include composite.h. Don’t include window.h, font.h. * src/data.c: Don’t include syssignal.h, termhooks.h, font.h. * src/dbusbind.c: Don’t include frame.h. * src/decompress.c: Don’t include character.h. * src/dired.c: Don’t include character.h, commands.h, charset.h. * src/dispnew.c: Don’t include character.h, indent.h, intervals.h, process.h, timespec.h. Include systime.h. * src/doc.c: Include coding.h. Don’t include keyboard.h. * src/editfns.c: Include composite.h. Don’t include frame.h. * src/emacs.c: Include fcntl.h, coding.h. Don’t include commands.h, systty.h.. * src/fileio.c: Don’t include intervals.h, dispextern.h. Include composite.h. * src/filelock.c: Don’t include character.h, systime.h. * src/fns.c: Don’t include time.h, commands.h, keyboard.h, keymap.h, frame.h, blockinput.h, xterm.h. Include composite.h. * src/font.c: Include termhooks.h. * src/font.h: Don’t include ccl.h, frame.h. Add forward decls of struct composition_it, struct face, struct glyph_string. * src/fontset.c: Don’t include buffer.h, ccl.h, keyboard.h, intervals.h, window.h, termhooks.h. * src/frame.c: Don’t include character.h, commands.h, font.h. * src/frame.h: Don’t include dispextern.h. * src/fringe.c: Don’t include character.h. * src/ftcrfont.c: Don’t include dispextern.h, frame.h, character.h, charset.h, fontset.h. * src/ftfont.c: Don’t include frame.h, blockinput.h, coding.h, fontset.h. * src/ftxfont.c: Don’t include dispextern.h, character.h, charset.h, fontset.h. * src/gfilenotify.c: Don’t include frame.h, process.h. * src/gtkutil.c: Include dispextern.h, frame.h, systime.h. Don’t include syssignal.h, buffer.h, charset.h, font.h. * src/gtkutil.h: Don’t include frame.h. * src/image.c: Include fcntl.h and stdio.h instead of sysstdio.h. Don’t include character.h. * src/indent.c: Don’t include keyboard.h, termchar.h. * src/inotify.c: Don’t include character.h, frame.h. * src/insdel.c: Include composite.h. Don’t include blockinput.h. * src/intervals.c: Don’t include character.h, keyboard.h. * src/intervals.h: Don’t include dispextern.h, composite.h. * src/keyboard.c: Don’t include sysstdio.h, disptab.h, puresize.h. Include coding.h. * src/keyboard.h: Don’t incldue systime.h. * src/keymap.c: Don’t include charset.h, frame.h. * src/lread.c: Include dispextern.h and systime.h. Don’t include frame.h. Include systime.h. * src/macros.c: Don’t include commands.h, character.h, buffer.h. * src/menu.c: Include character.h, coding.h. Don’t include dispextern.h. * src/menu.h: Don’t include systime.h. * src/minibuf.c: Don’t include commands.h, dispextern.h, syntax.h, intervals.h, termhooks.h. * src/print.c: Include coding.h. Don’t include keyboard.h, window.h, dispextern.h, termchar.h, termhooks.h, font.h. Add forward decl of struct terminal. * src/process.c: Don’t include termhooks.h, commands.h, dispextern.h, composite.h. * src/region-cache.c: Don’t include character.h. * src/scroll.c: Don’t include keyboard.h, window.h. * src/search.c: Don’t include category.h, commands.h. * src/sound.c: Don’t include dispextern.h. * src/syntax.c: Don’t include command.h, keymap.h. * src/sysdep.c: Don’t include window.h, dispextern.h. * src/systime.h: Use ‘#ifdef emacs’, not ‘#ifdef EMACS_LISP_H’, * src/term.c: Don’t include systty.h, intervals.h, xterm.h. * src/terminal.c: Include character.h. Don’t include charset.h, coding.h. * src/textprop.c: Don’t include character.h. * src/undo.c: Don’t include character.h, commands.h, window.h. * src/unexsol.c: Don’t include character.h, charset.h. * src/widget.c: Include widget.h. Don’t include keyboard.h, window.h, dispextern.h, blockinput.h, character.h, font.h. * src/widgetprv.h: Don’t include widget.h. * src/window.c: Don’t include character.h, menu.h, intervals.h. * src/xdisp.c: Include composite.h, systime.h. Don’t include macros.h, process.h. * src/xfaces.c: Don’t include charset.h, keyboard.h, termhooks.h, intervals.h. * src/xfns.c: Don’t include menu.h, character.h, intervals.h, epaths.h, fontset.h, systime.h, atimer.h, termchar.h. * src/xfont.c: Don’t include dispextern.h, fontset.h, ccl.h. * src/xftfont.c: Don’t include dispextern.h, character.h, fontset.h. * src/xgselect.c: Don’t include timespec.h, frame.h. Include systime.h. * src/xgselect.h: Don’t include time.h. Use a forward decl to struct timespec instead. * src/xmenu.c: Don’t include keymap.h, character.h, charset.h, dispextern.h. Include systime.h. * src/xml.c: Don’t include character.h. * src/xrdb.c [USE_MOTIF]: Don’t include keyboard.h. * src/xselect.c: Don’t include dispextern.h, character.h, buffer.h, process.h. * src/xsmfns.c: Don’t include systime.h, sysselect.h. * src/xterm.c: Don’t include syssignal.h, charset.h, disptab.h, intervals.h process.h, keymap.h, xgselect.h. Include composite.h. 
Omit ‘#include "foo.h"’ unless the file needs foo.h (Bug#21707).
In a few cases, add ‘#include "foo.h"’ if the file needs foo.h
but does not include it directly.  As a general rule, a source
file should include foo.h if it needs the interfaces that foo.h
defines.
* src/alloc.c: Don’t include process.h.  Include dispextern.h,
systime.h.
* src/atimer.c: Don’t include blockinput.h.
* src/buffer.c: Include coding.h, systime.h.  Don’t include
keyboard.h, coding.h.
* src/callint.c: Don’t include commands.h, keymap.h.
* src/callproc.c: Don’t include character.h, ccl.h, composite.h,
systty.h, termhooks.h.
* src/casetab.c: Don’t include character.h.
* src/category.c: Don’t include charset.h, keymap.h.
* src/ccl.h: Don’t include character.h.
* src/character.c: Don’t include charset.h.
* src/charset.c: Don’t include disptab.h.
* src/chartab.c: Don’t include ccl.h.
* src/cm.c: Don’t include frame.h, termhooks.h.
* src/cmds.c: Don’t include window.h, dispextern.h.
* src/coding.c: Don’t include window.h, frame.h.
* src/composite.c: Include composite.h.  Don’t include window.h,
font.h.
* src/data.c: Don’t include syssignal.h, termhooks.h, font.h.
* src/dbusbind.c: Don’t include frame.h.
* src/decompress.c: Don’t include character.h.
* src/dired.c: Don’t include character.h, commands.h, charset.h.
* src/dispnew.c: Don’t include character.h, indent.h, intervals.h,
process.h, timespec.h.  Include systime.h.
* src/doc.c: Include coding.h.  Don’t include keyboard.h.
* src/editfns.c: Include composite.h.  Don’t include frame.h.
* src/emacs.c: Include fcntl.h, coding.h.  Don’t include
commands.h, systty.h..
* src/fileio.c: Don’t include intervals.h, dispextern.h.
Include composite.h.
* src/filelock.c: Don’t include character.h, systime.h.
* src/fns.c: Don’t include time.h, commands.h, keyboard.h,
keymap.h, frame.h, blockinput.h, xterm.h.  Include composite.h.
* src/font.c: Include termhooks.h.
* src/font.h: Don’t include ccl.h, frame.h.  Add forward decls of
struct composition_it, struct face, struct glyph_string.
* src/fontset.c: Don’t include buffer.h, ccl.h, keyboard.h,
intervals.h, window.h, termhooks.h.
* src/frame.c: Don’t include character.h, commands.h, font.h.
* src/frame.h: Don’t include dispextern.h.
* src/fringe.c: Don’t include character.h.
* src/ftcrfont.c: Don’t include dispextern.h, frame.h,
character.h, charset.h, fontset.h.
* src/ftfont.c: Don’t include frame.h, blockinput.h, coding.h,
fontset.h.
* src/ftxfont.c: Don’t include dispextern.h, character.h,
charset.h, fontset.h.
* src/gfilenotify.c: Don’t include frame.h, process.h.
* src/gtkutil.c: Include dispextern.h, frame.h, systime.h.
Don’t include syssignal.h, buffer.h, charset.h, font.h.
* src/gtkutil.h: Don’t include frame.h.
* src/image.c: Include fcntl.h and stdio.h instead of sysstdio.h.
Don’t include character.h.
* src/indent.c: Don’t include keyboard.h, termchar.h.
* src/inotify.c: Don’t include character.h, frame.h.
* src/insdel.c: Include composite.h.  Don’t include blockinput.h.
* src/intervals.c: Don’t include character.h, keyboard.h.
* src/intervals.h: Don’t include dispextern.h, composite.h.
* src/keyboard.c: Don’t include sysstdio.h, disptab.h, puresize.h.
Include coding.h.
* src/keyboard.h: Don’t incldue systime.h.
* src/keymap.c: Don’t include charset.h, frame.h.
* src/lread.c: Include dispextern.h and systime.h.
Don’t include frame.h.  Include systime.h.
* src/macros.c: Don’t include commands.h, character.h, buffer.h.
* src/menu.c: Include character.h, coding.h.  Don’t include
dispextern.h.
* src/menu.h: Don’t include systime.h.
* src/minibuf.c: Don’t include commands.h, dispextern.h, syntax.h,
intervals.h, termhooks.h.
* src/print.c: Include coding.h.  Don’t include keyboard.h,
window.h, dispextern.h, termchar.h, termhooks.h, font.h.
Add forward decl of struct terminal.
* src/process.c: Don’t include termhooks.h, commands.h,
dispextern.h, composite.h.
* src/region-cache.c: Don’t include character.h.
* src/scroll.c: Don’t include keyboard.h, window.h.
* src/search.c: Don’t include category.h, commands.h.
* src/sound.c: Don’t include dispextern.h.
* src/syntax.c: Don’t include command.h, keymap.h.
* src/sysdep.c: Don’t include window.h, dispextern.h.
* src/systime.h: Use ‘#ifdef emacs’, not ‘#ifdef EMACS_LISP_H’,
* src/term.c: Don’t include systty.h, intervals.h, xterm.h.
* src/terminal.c: Include character.h.
Don’t include charset.h, coding.h.
* src/textprop.c: Don’t include character.h.
* src/undo.c: Don’t include character.h, commands.h, window.h.
* src/unexsol.c: Don’t include character.h, charset.h.
* src/widget.c: Include widget.h.  Don’t include keyboard.h,
window.h, dispextern.h, blockinput.h, character.h, font.h.
* src/widgetprv.h: Don’t include widget.h.
* src/window.c: Don’t include character.h, menu.h, intervals.h.
* src/xdisp.c: Include composite.h, systime.h.  Don’t include
macros.h, process.h.
* src/xfaces.c: Don’t include charset.h, keyboard.h, termhooks.h,
intervals.h.
* src/xfns.c: Don’t include menu.h, character.h, intervals.h,
epaths.h, fontset.h, systime.h, atimer.h, termchar.h.
* src/xfont.c: Don’t include dispextern.h, fontset.h, ccl.h.
* src/xftfont.c: Don’t include dispextern.h, character.h, fontset.h.
* src/xgselect.c: Don’t include timespec.h, frame.h.
Include systime.h.
* src/xgselect.h: Don’t include time.h.
Use a forward decl to struct timespec instead.
* src/xmenu.c: Don’t include keymap.h, character.h, charset.h,
dispextern.h.  Include systime.h.
* src/xml.c: Don’t include character.h.
* src/xrdb.c [USE_MOTIF]: Don’t include keyboard.h.
* src/xselect.c: Don’t include dispextern.h, character.h,
buffer.h, process.h.
* src/xsmfns.c: Don’t include systime.h, sysselect.h.
* src/xterm.c: Don’t include syssignal.h, charset.h, disptab.h,
intervals.h process.h, keymap.h, xgselect.h.  Include composite.h.
Define internal-char-font even if --without-x 2015-09-09T17:48:31+00:00 Paul Eggert 2015-09-09T17:47:53+00:00 1267e12ba716734195a3bb6667f7ef5807ea0567 The function is used now even in non-graphical environments. Problem reported by Glenn Morris in: http://lists.gnu.org/archive/html/emacs-devel/2015-09/msg00401.html * src/font.c (Finternal_char_font): Move here ... * src/fontset.c (Finternal_char_font): ... from here. 
The function is used now even in non-graphical environments.
Problem reported by Glenn Morris in:
http://lists.gnu.org/archive/html/emacs-devel/2015-09/msg00401.html
* src/font.c (Finternal_char_font): Move here ...
* src/fontset.c (Finternal_char_font): ... from here.
Improvements for curved quotes on Linux consule 2015-09-09T09:22:24+00:00 Paul Eggert 2015-09-09T09:21:16+00:00 6e5d81ff4536ed117dfac269357c46dbdc1890c9 This should help Emacs work better out-of-the-box on Linux consoles, which have only limited support for displaying Unicode characters. Also, undo the recent change that caused text-quoting-style to affect quote display on terminals, so that the two features are independent. See Alan Mackenzie in: http://lists.gnu.org/archive/html/emacs-devel/2015-09/msg00244.html Finally, add a style parameter to startup--setup-quote-display, so that this function can also be invoked after startup, with different styles depending on user preference at the time. * configure.ac: Check for linux/kd.h header. * doc/emacs/display.texi (Text Display): Document quote display. * doc/lispref/display.texi (Active Display Table): * etc/NEWS: * lisp/startup.el (startup--setup-quote-display, command-line): text-quoting-style no longer affects quote display. * doc/lispref/frames.texi (Terminal Parameters): Fix typo. * lisp/international/mule-util.el (char-displayable-p): * lisp/startup.el (startup--setup-quote-display): On a text terminal supporting glyph codes, use the reported glyph codes instead of the terminal coding system, as this is more accurate on the Linux console. * lisp/startup.el (startup--setup-quote-display): New optional arg STYLE. * src/fontset.c (Finternal_char_font): Report glyph codes for a text terminal, if they are available. Currently this is supported only for the Linux console. * src/termhooks.h (struct terminal): New member glyph-code-table. * src/terminal.c [HAVE_LINUX_KD_H]: Include <errno.h>, <linux/kd.h>. (calculate_glyph_code_table) [HAVE_LINUX_KD_H]: New function. (terminal_glyph_code): New function. 
This should help Emacs work better out-of-the-box on Linux consoles,
which have only limited support for displaying Unicode characters.
Also, undo the recent change that caused text-quoting-style to
affect quote display on terminals, so that the two features are
independent.  See Alan Mackenzie in:
http://lists.gnu.org/archive/html/emacs-devel/2015-09/msg00244.html
Finally, add a style parameter to startup--setup-quote-display,
so that this function can also be invoked after startup, with
different styles depending on user preference at the time.
* configure.ac: Check for linux/kd.h header.
* doc/emacs/display.texi (Text Display): Document quote display.
* doc/lispref/display.texi (Active Display Table):
* etc/NEWS:
* lisp/startup.el (startup--setup-quote-display, command-line):
text-quoting-style no longer affects quote display.
* doc/lispref/frames.texi (Terminal Parameters): Fix typo.
* lisp/international/mule-util.el (char-displayable-p):
* lisp/startup.el (startup--setup-quote-display):
On a text terminal supporting glyph codes, use the reported
glyph codes instead of the terminal coding system, as this
is more accurate on the Linux console.
* lisp/startup.el (startup--setup-quote-display):
New optional arg STYLE.
* src/fontset.c (Finternal_char_font):
Report glyph codes for a text terminal, if they are available.
Currently this is supported only for the Linux console.
* src/termhooks.h (struct terminal): New member glyph-code-table.
* src/terminal.c [HAVE_LINUX_KD_H]: Include <errno.h>, <linux/kd.h>.
(calculate_glyph_code_table) [HAVE_LINUX_KD_H]: New function.
(terminal_glyph_code): New function.
;* src/fontset.c: Update obsolete commentary. 2015-06-15T17:14:11+00:00 Eli Zaretskii 2015-06-15T17:14:11+00:00 f0f216eaa1ebc84457812f66a5e714721245ef9d 






Another improvement of documentation of set-fontset-font
2015-06-14T15:13:06+00:00

Eli Zaretskii

2015-06-14T15:13:06+00:00

2f09f8952489b5c90488faf66f71a4252aed5c2c

* doc/lispref/display.texi (Fontsets): Say explicitly that
CHARACTER can be a single codepoint.
* src/fontset.c (Fset_fontset_font): Doc fix.





* doc/lispref/display.texi (Fontsets): Say explicitly that
CHARACTER can be a single codepoint.
* src/fontset.c (Fset_fontset_font): Doc fix.







Fix crash in fontset-info
2015-06-12T19:18:05+00:00

Andreas Schwab

2015-06-12T19:09:23+00:00

c660910d2043503f338fc254a2e1a33e747b4df1

* src/fontset.c (Ffontset_info): Check that the RFONT-DEF elt is
non-nil.





* src/fontset.c (Ffontset_info): Check that the RFONT-DEF elt is
non-nil.







Improve font selection for punctuation and other symbols
2015-06-09T14:56:39+00:00

Eli Zaretskii

2015-06-09T14:56:39+00:00

e0707282d214ff17b20a9f07ca2f4055610d30ea

* src/fontset.c (face_for_char): If the character's script is
'symbol', and the font used for ASCII face has a glyph for it, use
the font for the ASCII face instead of searching the fontsets.
This comes instead of NS-specific code that used the current
face's font instead, which is now disabled due to undesirable
consequences.  (Bug#20727)





* src/fontset.c (face_for_char): If the character's script is
'symbol', and the font used for ASCII face has a glyph for it, use
the font for the ASCII face instead of searching the fontsets.
This comes instead of NS-specific code that used the current
face's font instead, which is now disabled due to undesirable
consequences.  (Bug#20727)







Remove unused DEFSYMs
2015-05-31T18:50:01+00:00

Paul Eggert

2015-05-31T18:47:35+00:00

0c2a3cf62a0117586803513ef104ff3ef97c1c3f

Remove DEFSYMs that aren't used at the C level.  Also:
* src/decompress.c (Qzlib_dll):
* src/font.c (Qunicode_sip):
* src/frame.c (Qtip_frame):
* src/ftfont.c (Qserif):
* src/gnutls.c (Qgnutls_dll):
* src/xml.c (Qlibxml2_dll):
Move from here ...
* src/w32fns.c (syms_of_w32fns): ... to here,
as these are used only on MS-Windows.





Remove DEFSYMs that aren't used at the C level.  Also:
* src/decompress.c (Qzlib_dll):
* src/font.c (Qunicode_sip):
* src/frame.c (Qtip_frame):
* src/ftfont.c (Qserif):
* src/gnutls.c (Qgnutls_dll):
* src/xml.c (Qlibxml2_dll):
Move from here ...
* src/w32fns.c (syms_of_w32fns): ... to here,
as these are used only on MS-Windows.







Fixes: debbugs:20156
2015-03-22T09:14:36+00:00

Jan D

2015-03-22T09:14:36+00:00

32315502e0335f7840cdaa68d3fa3aa385a6943d

* src/fontset.c (fontset_pattern_regexp): Replace + 1 with + 3 for
regexsize.





* src/fontset.c (fontset_pattern_regexp): Replace + 1 with + 3 for
regexsize.







Use bool for boolean in xfaces.c
2015-01-27T01:03:09+00:00

Paul Eggert

2015-01-27T00:57:07+00:00

2639c2ed08e5b9a55939bab0c575537e50f61141

* dispextern.h: Adjust to signature changes.
* font.c (font_at, font_range):
* fontset.c (Finternal_char_font):
* fringe.c (draw_fringe_bitmap_1):
* xdisp.c (handle_face_prop, face_before_or_after_it_pos)
(get_next_display_element, highlight_trailing_whitespace)
(display_string, calc_line_height_property)
(note_mode_line_or_margin_highlight, note_mouse_highlight):
* xfaces.c (tty_suppress_bold_inverse_default_colors_p)
(menu_face_changed_default, recompute_basic_faces)
(Fbitmap_spec_p, parse_rgb_list, tty_lookup_color)
(tty_defined_color, defined_color, face_color_gray_p)
(face_color_supported_p, load_color2, load_face_colors)
(Fx_list_fonts, LFACEP, push_named_merge_point)
(resolve_face_name, lface_from_face_name_no_resolve)
(lface_from_face_name, get_lface_attributes_no_remap)
(get_lface_attributes, lface_fully_specified_p)
(set_lface_from_font, merge_face_vectors, merge_named_face)
(merge_face_ref, Finternal_make_lisp_face)
(Finternal_lisp_face_p, Finternal_copy_lisp_face)
(Finternal_set_lisp_face_attribute)
(update_face_from_frame_parameter, set_font_frame_param)
(face_boolean_x_resource_value)
(Finternal_set_lisp_face_attribute_from_resource)
(x_update_menu_appearance, Finternal_get_lisp_face_attribute)
(Finternal_merge_in_global_face, Fface_font, face_attr_equal_p)
(lface_equal_p, Finternal_lisp_face_equal_p)
(Finternal_lisp_face_empty_p, lface_same_font_attributes_p)
(Fcolor_distance, lookup_named_face, lookup_basic_face)
(lookup_derived_face, Fface_attributes_as_vector)
(x_supports_face_attributes_p, tty_supports_face_attributes_p)
(Fdisplay_supports_face_attributes_p, realize_basic_faces)
(realize_default_face, realize_named_face)
(realize_non_ascii_face, realize_x_face, map_tty_color)
(realize_tty_face, compute_char_face, face_at_buffer_position)
(face_for_overlay_string, face_at_string_position):
Use bool for boolean.
* xfaces.c (set_lface_from_font):
Return void, since callers never use the result.





* dispextern.h: Adjust to signature changes.
* font.c (font_at, font_range):
* fontset.c (Finternal_char_font):
* fringe.c (draw_fringe_bitmap_1):
* xdisp.c (handle_face_prop, face_before_or_after_it_pos)
(get_next_display_element, highlight_trailing_whitespace)
(display_string, calc_line_height_property)
(note_mode_line_or_margin_highlight, note_mouse_highlight):
* xfaces.c (tty_suppress_bold_inverse_default_colors_p)
(menu_face_changed_default, recompute_basic_faces)
(Fbitmap_spec_p, parse_rgb_list, tty_lookup_color)
(tty_defined_color, defined_color, face_color_gray_p)
(face_color_supported_p, load_color2, load_face_colors)
(Fx_list_fonts, LFACEP, push_named_merge_point)
(resolve_face_name, lface_from_face_name_no_resolve)
(lface_from_face_name, get_lface_attributes_no_remap)
(get_lface_attributes, lface_fully_specified_p)
(set_lface_from_font, merge_face_vectors, merge_named_face)
(merge_face_ref, Finternal_make_lisp_face)
(Finternal_lisp_face_p, Finternal_copy_lisp_face)
(Finternal_set_lisp_face_attribute)
(update_face_from_frame_parameter, set_font_frame_param)
(face_boolean_x_resource_value)
(Finternal_set_lisp_face_attribute_from_resource)
(x_update_menu_appearance, Finternal_get_lisp_face_attribute)
(Finternal_merge_in_global_face, Fface_font, face_attr_equal_p)
(lface_equal_p, Finternal_lisp_face_equal_p)
(Finternal_lisp_face_empty_p, lface_same_font_attributes_p)
(Fcolor_distance, lookup_named_face, lookup_basic_face)
(lookup_derived_face, Fface_attributes_as_vector)
(x_supports_face_attributes_p, tty_supports_face_attributes_p)
(Fdisplay_supports_face_attributes_p, realize_basic_faces)
(realize_default_face, realize_named_face)
(realize_non_ascii_face, realize_x_face, map_tty_color)
(realize_tty_face, compute_char_face, face_at_buffer_position)
(face_for_overlay_string, face_at_string_position):
Use bool for boolean.
* xfaces.c (set_lface_from_font):
Return void, since callers never use the result.