71 files changed, 369 insertions, 299 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 04e58e4742f..e1854d7ffcd 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,97 @@
+2011-11-17  Juanma Barranquero  <lekktu@gmail.com>
+
+        * window.c (syms_of_window) <window-combination-resize>: Fix typo.
+
+2011-11-17  Martin Rudalics  <rudalics@gmx.at>
+
+        * window.c (Vwindow_splits): Rename to
+        Vwindow_combination_resize.  Suggested by Juri Linkov.
+        (Fsplit_window_internal): Use Vwindow_combination_resize instead
+        of Vwindow_splits.
+
+2011-11-16  Juanma Barranquero  <lekktu@gmail.com>
+
+        * nsfns.m (Fns_font_name):
+        * window.c (syms_of_window) <window-combination-limit>: Fix typos.
+
+2011-11-16  Martin Rudalics  <rudalics@gmx.at>
+
+        * window.h (window): Rename slot "nest" to "combination_limit".
+        * window.c (Fwindow_nest): Rename to Fwindow_combination_limit.
+        (Fset_window_nest): Rename to Fset_window_combination_limit.
+        (Vwindow_nest): Rename to Vwindow_combination_limit.
+        (recombine_windows, make_parent_window, make_window)
+        (Fsplit_window_internal, saved_window)
+        (Fset_window_configuration, save_window_save): Rename all
+        occurrences of window_nest to window_combination_limit.
+
+2011-11-15  Juanma Barranquero  <lekktu@gmail.com>
+
+        * image.c (imagemagick_load_image): Fix typo.
+
+2011-11-14  Eli Zaretskii  <eliz@gnu.org>
+
+        * xdisp.c (display_line): Move the call to
+        highlight_trailing_whitespace before the call to
+        compute_line_metrics, since the latter needs to see the final
+        faces of all the glyphs to compute ROW's hash value.  Fixes
+        assertion violations in row_equal_p.  (Bug#10035)
+
+2011-11-14  Juanma Barranquero  <lekktu@gmail.com>
+
+        * w32proc.c (reader_thread): Don't check pending input if cp->fd < 0,
+        just return (bug#10044).
+
+2011-11-12  Eli Zaretskii  <eliz@gnu.org>
+
+        * makefile.w32-in (HEAPSIZE): New variable, allows to build temacs
+        with user-defined heap size.  Bump the default size of the temacs
+        heap to 27MB, to avoid memory warning when running temacs.
+        ($(TEMACS)): Use HEAPSIZE instead of a hardcoded value.
+
+        * dispnew.c (scrolling_window): Fix incorrect indices in accessing
+        current_matrix and desired_matrix.  (Bug#9990)
+        (verify_row_hash) [XASSERTS]: New function.
+        (adjust_glyph_matrix, row_equal_p): Use it in xassert to verify
+        that the hash value of glyph rows is correct.
+
+2011-11-12  Martin Rudalics  <rudalics@gmx.at>
+
+        * window.h (window): Remove splits slot.
+        * window.c (Fwindow_splits, Fset_window_splits): Remove.
+        (Fdelete_other_windows_internal, make_parent_window)
+        (make_window, Fsplit_window_internal, Fdelete_window_internal)
+        (Fset_window_configuration, save_window_save): Don't deal with
+        split status of windows.
+        (saved_window): Remove splits slot.
+        (Vwindow_splits): Rewrite doc-string.
+
+2011-11-11  Jan Djärv  <jan.h.d@swipnet.se>
+
+        * xfns.c (unwind_create_frame):
+        * nsfns.m (unwind_create_frame):
+        * w32fns.c (unwind_create_frame): Use Fmemq to check if frame is in
+        Vframe_list (Bug#9999).
+
+2011-11-11  Dmitry Antipov  <dmantipov@yandex.ru>
+
+        * xdisp.c (syms_of_xdisp): Remove duplicated definition of Qtext.
+
+2011-11-11  Kenichi Handa  <handa@m17n.org>
+
+        * callproc.c (Fcall_process): Set the member dst_multibyte of
+        process_coding.
+
+2011-11-11  Johan Bockgård  <bojohan@gnu.org>
+
+        * xdisp.c (fill_composite_glyph_string): Always set s->face, to
+        avoid a crash (bug#9496).
+
+2011-11-09  Chong Yidong  <cyd@gnu.org>
+
+        * window.c (Fwindow_inside_edges, Fwindow_inside_pixel_edges)
+        (Fwindow_inside_absolute_pixel_edges): Only allow live windows.
+
 2011-11-08  Paul Eggert  <eggert@cs.ucla.edu>
 
         * s/gnu.h (GC_MARK_STACK): Define to GC_MAKE_GCPROS_NOOPS (Bug#9926).
@@ -181,7 +275,7 @@
 
         * w32fns.c [_MSC_VER]: DECLARE_HANDLE for any MSVC version.
 
-2011-11-05  Fabrice Popineau  <fabrice.popineau@supelec.fr> (tiny change)
+2011-11-05  Fabrice Popineau  <fabrice.popineau@supelec.fr>  (tiny change)
 
         Support MSVC build with newer versions of Visual Studio.
         * w32.c: Don't include w32api.h for MSVC.
@@ -243,7 +337,7 @@
         * xdisp.c (try_cursor_movement): Make sure ROW isn't decremented
         past the beginning of the current glyph matrix.
 
-2011-10-30  Adam Sjøgren <asjo@koldfront.dk> (tiny change)
+2011-10-30  Adam Sjøgren  <asjo@koldfront.dk>  (tiny change)
 
         * xterm.c: Include X11/Xproto.h if HAVE_GTK3.
         (x_error_handler): Ignore BadMatch for X_SetInputFocus for
@@ -2971,7 +3065,7 @@
         * nsselect.m (ns_string_from_pasteboard): Don't use deprecated methods
         cString and lossyCString on OSX >= 10.4
 
-        * nsmenu.m (fillWithWidgetValue): Don't use depercated method
+        * nsmenu.m (fillWithWidgetValue): Don't use deprecated method
         sizeToFit on OSX >= 10.2.
 
         * nsimage.m (allocInitFromFile): Don't use deprecated method
diff --git a/src/ChangeLog.1 b/src/ChangeLog.1
index e32db190cd0..efe77648458 100644
--- a/src/ChangeLog.1
+++ b/src/ChangeLog.1
@@ -405,7 +405,7 @@
         Copy their own header field a_scovfrl from ohdr.
 
         * unexec.c [COFF]:
-        Round positions of text and and data sections in output file
+        Round positions of text and data sections in output file
         to page boundaries.
 
         * crt0.c: Install version for Encore machines.
@@ -2375,7 +2375,7 @@
         Often, just return what it returned.
         `error' still never returns to its caller.
 
-        * Signalling Qargs_out_of_range:
+        * Signaling Qargs_out_of_range:
         Use new functions args_out_of_range and args_out_of_range_3
         (in data.c) to do this.
 
@@ -3537,4 +3537,3 @@
 
   You should have received a copy of the GNU General Public License
   along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
-
diff --git a/src/ChangeLog.10 b/src/ChangeLog.10
index 6152b4c76af..181b11b5a2b 100644
--- a/src/ChangeLog.10
+++ b/src/ChangeLog.10
@@ -5133,7 +5133,7 @@
         it can be called in a signal handler.
         (x_catch_errors_unwind): Function deleted.
         (x_uncatch_errors): Deallocate last x_error_message_stack struct.
-        (x_check_errors): Call x_uncatch_errors before signalling error.
+        (x_check_errors): Call x_uncatch_errors before signaling error.
 
         (x_load_font, x_term_init, XTmouse_position, handle_one_xevent)
         (x_connection_closed, x_list_fonts): Use new versions of
@@ -19139,7 +19139,7 @@
         (font_rescale_ratio): New function.
         (split_font_name): If NUMERIC_P is nonzero, set font->rescale_ratio.
         (better_font_p): On comparing point sized, pay attention to
-        recale_ratio member of fonts.
+        rescale_ratio member of fonts.
         (build_scalable_font_name): Reflect font->rescale_ratio in the
         font name.
         (syms_of_xfaces): Declare Vface_font_rescale_alist as a Lisp variable.
@@ -20702,11 +20702,11 @@
         (free_frame_menubar): Only compile if not USE_GTK.  GTK version
         is in gtkutil.c.
         (popup_selection_callback): New version for USE_GTK.
-        (create_and_show_popup_menu): New fuction, one USE_GTK version and
+        (create_and_show_popup_menu): New function, one USE_GTK version and
         one USE_X_TOOLKIT version.
         (xmenu_show): Call create_and_show_popup_menu.
         (dialog_selection_callback): New version for USE_GTK.
-        (create_and_show_dialog): New fuction, one USE_GTK version and
+        (create_and_show_dialog): New function, one USE_GTK version and
         one USE_X_TOOLKIT version.
         (xdialog_show): Call create_and_show_dialog.
 
@@ -22780,7 +22780,7 @@
 2002-07-23  Kenichi Handa  <handa@etl.go.jp>
 
         * xdisp.c (face_before_or_after_it_pos):
-        Call FETCH_MULTIBYTE_CHAR with byte postion, not char position.
+        Call FETCH_MULTIBYTE_CHAR with byte position, not char position.
 
 2002-07-22  Juanma Barranquero  <lektu@terra.es>
 
@@ -27928,4 +27928,3 @@ See ChangeLog.9 for earlier changes.
 
   You should have received a copy of the GNU General Public License
   along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
-
diff --git a/src/ChangeLog.11 b/src/ChangeLog.11
index 0a9df7d1aee..73ac5fd4e00 100644
--- a/src/ChangeLog.11
+++ b/src/ChangeLog.11
@@ -7949,7 +7949,7 @@
 2010-05-11  Karel Klíč  <kklic@redhat.com>
 
         * ftfont.c: Fix incorrect parentheses of #if condition for
-        definining M17N_FLT_USE_NEW_FEATURE.
+        defining M17N_FLT_USE_NEW_FEATURE.
 
 2010-05-11  Glenn Morris  <rgm@gnu.org>
 
@@ -11972,7 +11972,7 @@
 
         * image.c (xbm_read_bitmap_data): New arg inhibit_image_error.
         (xbm_load_image): Caller changed.
-        (xbm_file_p): Avoid signalling an image_error (Bug#4107).
+        (xbm_file_p): Avoid signaling an image_error (Bug#4107).
 
 2009-08-13  Nick Roberts  <nickrob@snap.net.nz>
 
@@ -16658,7 +16658,7 @@
 2008-08-20  Chong Yidong  <cyd@stupidchicken.com>
 
         * xselect.c (x_get_foreign_selection): Return nil if desired
-        selection could not be obtained, instead of signalling an error.
+        selection could not be obtained, instead of signaling an error.
 
 2008-08-20  David Reitter  <david.reitter@gmail.com>
 
@@ -23551,7 +23551,7 @@
         STORE_XCHARB a valid l-value.
 
         * w32term.c (w32_native_per_char_metric): Swap width and rbearing
-        calculations for non-Truetype fonts.
+        calculations for non-TrueType fonts.
         (x_draw_glyph_string): Sync with xterm.c.
         (x_draw_glyph_string_foreground) [USE_FONT_BACKEND]:
         Remove redundant code.
@@ -25474,7 +25474,7 @@
 
         * term.c (terminal_encode_buffer): Make externally visible.
 
-        * makefile.w32-in: Add character.h dependancies.
+        * makefile.w32-in: Add character.h dependencies.
         (character.o, chartab.o): New targets.
 
 2008-02-01  Kenichi Handa  <handa@m17n.org>
@@ -26748,7 +26748,7 @@
 2008-02-01  Kenichi Handa  <handa@m17n.org>
 
         * xdisp.c (face_before_or_after_it_pos):
-        Call FETCH_MULTIBYTE_CHAR with byte postion, not char position.
+        Call FETCH_MULTIBYTE_CHAR with byte position, not char position.
 
 2008-02-01  Kenichi Handa  <handa@m17n.org>
 
@@ -29718,7 +29718,7 @@
         * keyboard.c (restore_kboard_configuration): Only define when
         MULTI_KBOARD defined.
 
-        * makefile.w32-in: Update dependancies from Makefile.in.
+        * makefile.w32-in: Update dependencies from Makefile.in.
         (OBJ1): Add terminal.$(O)
 
         * term.c (dissociate_if_controlling_tty) [WINDOWSNT]:
diff --git a/src/ChangeLog.2 b/src/ChangeLog.2
index ca7feaee9f5..05e448c043c 100644
--- a/src/ChangeLog.2
+++ b/src/ChangeLog.2
@@ -1222,7 +1222,7 @@
 1987-07-10  Chris Hanson  (cph@prep)
 
         * xterm.h: Define macros to abstract control of input signals.
-        Alternate set of macros for hp-ux does no signalling.
+        Alternate set of macros for hp-ux does no signaling.
 
         * xterm.c:
         * xfns.c:
@@ -4787,4 +4787,3 @@ See ChangeLog.1 for earlier changes.
 
   You should have received a copy of the GNU General Public License
   along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
-
diff --git a/src/ChangeLog.3 b/src/ChangeLog.3
index beb7a0a2ae1..cdfe63fc59c 100644
--- a/src/ChangeLog.3
+++ b/src/ChangeLog.3
@@ -900,9 +900,9 @@
         invalid overlay.
         (syms_of_buffer): defsubr Soverlayp; initialize Qoverlayp.
         (Fdelete_overlay): Set the overlay's markers to point nowhere.
-        Use CHECK_OVERLAY instead of signalling a special error.
+        Use CHECK_OVERLAY instead of signaling a special error.
         (Fmove_overlay, Foverlay_put): Use CHECK_OVERLAY instead of
-        signalling a special error.
+        signaling a special error.
         (Foverlay_get): Use CHECK_OVERLAY.
         * fns.c (internal_equal): Define this for overlays.
         * buffer.h (OVERLAY_VALID): Define in terms of OVERLAYP.
@@ -5549,7 +5549,7 @@
         h->poll_suppress_count.
 
         * eval.c (Fsignal): It's okay for the debugger to return to the
-        caller if the caller was signalling a quit.
+        caller if the caller was signaling a quit.
 
         * eval.c (unbind_catch): Restore the polling suppression count
         here, instead of in Fsignal and Fthrow.
@@ -10592,7 +10592,7 @@
         (init_x_parm_symbols, x_set_screen_param): Use x_screen_parms
         instead of a large switch statement.
         (x_figure_window_size): Make the default case of the switch call
-        abort instead of signalling an error, since window_prompting's
+        abort instead of signaling an error, since window_prompting's
         value is internally generated.
 
 1991-05-01  Jim Blandy  (jimb@churchy.gnu.ai.mit.edu)
@@ -13393,7 +13393,7 @@
 
         * macros.c (Fstart_kbd_macro): Local cleanup.
 
-        * minibuf.c (read_minibuf): No more delcaration of
+        * minibuf.c (read_minibuf): No more declaration of
         Frestore_screen_configuration.
 
         * search.c (Fregexp_quote): Simplified.
@@ -14884,7 +14884,7 @@
 
 1989-08-07  Richard Stallman  (rms@sugar-bombs.ai.mit.edu)
 
-        * fileio.c (barf_or_query_if_file_exists): When signalling,
+        * fileio.c (barf_or_query_if_file_exists): When signaling,
         provide the expected args for a file-error.
 
 1989-08-06  Richard Stallman  (rms@sugar-bombs.ai.mit.edu)
@@ -15414,7 +15414,7 @@
         * xfns.c (Fx_create_screen): If user has specified
         `x-iconic-startup' then start emacs in iconic form.
         Look for icon position in `icon-left' and `icon-top', or use
-        window postion.
+        window position.
 
         * xterm.c (x_term_init): If server doesn't respond, use fatal
         instead of error.  Also tell user about -d option.
diff --git a/src/ChangeLog.4 b/src/ChangeLog.4
index dc8fe23a221..208d9c2cdb0 100644
--- a/src/ChangeLog.4
+++ b/src/ChangeLog.4
@@ -811,7 +811,7 @@
 
 1994-04-28  Michael D. Ernst  (mernst@monozygote.research.microsoft.com)
 
-        * fileio.c (inhibit-file-name-handers): Correct documentation.
+        * fileio.c (inhibit-file-name-handlers): Correct documentation.
 
 1994-04-28  Karl Heuer  (kwzh@hal.gnu.ai.mit.edu)
 
@@ -1885,7 +1885,7 @@
 1994-03-22  Frederic Pierresteguy  (fp@mole.gnu.ai.mit.edu)
 
         * widget.c (set_frame_size): Put #if 0 around a lot of useless code.
-        Compute explicitely the geometry of the toplevel widget.
+        Compute explicitly the geometry of the toplevel widget.
         Call XtSetValues not XtVaSetValues.
 
 1994-03-22  Richard Stallman  (rms@mole.gnu.ai.mit.edu)
diff --git a/src/ChangeLog.6 b/src/ChangeLog.6
index f9372aa666a..141a570040c 100644
--- a/src/ChangeLog.6
+++ b/src/ChangeLog.6
@@ -1138,7 +1138,7 @@
         ntproc.c and simplified to match other changes (all handles are
         already non-inheritable).
 
-        (get_emacs_configuration): Detect Windows flavour (Windows 95 or
+        (get_emacs_configuration): Detect Windows flavor (Windows 95 or
         NT) at run-time.  Change OS name for Windows 95 to be "win95".
 
         (fd_info): New variable. Array of extra info for file descriptors
diff --git a/src/ChangeLog.7 b/src/ChangeLog.7
index d5bebec660f..73d0d45e9c1 100644
--- a/src/ChangeLog.7
+++ b/src/ChangeLog.7
@@ -592,7 +592,7 @@
 
         * coding.h (Qemacs_mule): Extern it.
 
-        * process.c (init_process): Initilize Vdefault_process_coding_system.
+        * process.c (init_process): Initialize Vdefault_process_coding_system.
 
 1998-06-26  Kenichi Handa  <handa@etl.go.jp>
 
@@ -972,7 +972,7 @@
 
 1998-06-01  Ken'ichi Handa  <handa@melange.gnu.org>
 
-        * coding.c (detect_coding_mask): Initilize local variable C.
+        * coding.c (detect_coding_mask): Initialize local variable C.
 
 1998-06-01  Richard Stallman  <rms@gnu.org>
 
@@ -5943,7 +5943,7 @@
         Vauto_file_coding_system.
         (syms_of_fileio): Adjusted for the above change.  Doc change.
         (Finsert_file_contents): The argument for Vset_auto_coding is a
-        concatination of the heading 1K-byte and the tailing 3K-byte.
+        concatenation of the heading 1K-byte and the tailing 3K-byte.
 
         * cmds.c (internal_self_insert): Only set TARGET_CLM when C2 is tab.
         When multibyte characters are disabled,
@@ -6317,7 +6317,7 @@
         (ENCODE_ISO_CHARACTER_DIMENSION2): Likewise.
         (safe_terminal_coding): New variable.
         (Fset_safe_terminal_coding_system_internal): New function.
-        (init_coding_once): Initilize safe_terminal_coding.
+        (init_coding_once): Initialize safe_terminal_coding.
         (syms_of_coding): Declare set-safe-terminal-coding-system as a
         Lisp function.
 
@@ -7399,7 +7399,7 @@
 
 1997-06-18  Kenichi Handa  <handa@etl.go.jp>
 
-        * coding.c (detect_coding_iso2022): Initilize mask correctly.
+        * coding.c (detect_coding_iso2022): Initialize mask correctly.
 
         * fns.c (concat): Pay attention to multibyte characters when
         TARGET_TYPE is Lisp_String.
@@ -7485,7 +7485,7 @@
 
 1997-06-09  Kenichi Handa  <handa@etl.go.jp>
 
-        * buffer.c (init_buffer_once): Inititialize the member
+        * buffer.c (init_buffer_once): Initialize the member
         buffer_file_coding_system.
         (syms_of_buffer): Declare Lisp variables
         default-buffer-file-coding-system and buffer-file-coding-system.
diff --git a/src/ChangeLog.8 b/src/ChangeLog.8
index 833119c9fcf..00e4a1f62c8 100644
--- a/src/ChangeLog.8
+++ b/src/ChangeLog.8
@@ -919,7 +919,7 @@
 1999-11-28  Eli Zaretskii  <eliz@is.elta.co.il>
 
         * charset.c (Fmake_char_internal): Print the charset ID when
-        signalling an error.
+        signaling an error.
 
         * emacs.c (synchronize_locale): Avoid compiler warnings about
         pointer type mismatch.
@@ -2196,7 +2196,7 @@
 
 1999-09-14  Gerd Moellmann  <gerd@gnu.org>
 
-        * sound.c (Fplay_sound): Remove usused variables.
+        * sound.c (Fplay_sound): Remove unused variables.
         (be2hs): Put in #if 0 because it's currently not used.
 
 1999-09-14  Ken Raeburn  <raeburn@gnu.org>
@@ -7367,7 +7367,7 @@
 
         * xfaces.c (free_font): Removed.
         (load_face_font_or_fontset): Renamed from load_font.
-        (load_face_font_or_fontset): Use message2 instead of signalling.
+        (load_face_font_or_fontset): Use message2 instead of signaling.
         (load_color): Likewise.
         (load_pixmap): Likewise.
 
@@ -13404,7 +13404,7 @@
 
 1998-10-20  Jason Rumney  <jasonr@altavista.net>
 
-        * makefile.nt (w32fns.c): Add x-list-font.c to dependancies.
+        * makefile.nt (w32fns.c): Add x-list-font.c to dependencies.
 
         * w32faces.c: Update comments referring to obsolete structs.
         (allocate_face, copy_face, face_eql, load_font)
diff --git a/src/ChangeLog.9 b/src/ChangeLog.9
index ceec5da3296..9e7bd24f792 100644
--- a/src/ChangeLog.9
+++ b/src/ChangeLog.9
@@ -4617,7 +4617,7 @@
         * lisp.h (detect_coding_system): Prototype adjusted.
 
         * coding.c (ONE_MORE_BYTE_CHECK_MULTIBYTE): New macro.
-        (detect_coding_emacs_mule, detect_coding_iso2022,)
+        (detect_coding_emacs_mule, detect_coding_iso2022)
         (detect_coding_sjis, detect_coding_big5, detect_coding_utf_8)
         (detect_coding_utf_16, detect_coding_ccl): Make them static.
         New argument MULTIBYTEP.  Callers changed.
@@ -8409,7 +8409,7 @@
         (encode_coding_iso2022): New local variable safe_chars.  Check
         unsafe chars.
         (setup_coding_system): Delete the code to initialize
-        coding->safe_charses.
+        coding->safe_charsets.
         (intersection, find_safe_codings): New functions.
         (Ffind_coding_systems_region_internal): New function.
         (syms_of_coding): Defsubr it.  Initialize Qsafe_chars,
diff --git a/src/alloc.c b/src/alloc.c
index 985e4b71426..5d04bd77872 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -882,7 +882,7 @@ safe_alloca_unwind (Lisp_Object arg)
 
 /* Like malloc but used for allocating Lisp data.  NBYTES is the
    number of bytes to allocate, TYPE describes the intended use of the
-   allcated memory block (for strings, for conses, ...).  */
+   allocated memory block (for strings, for conses, ...).  */
 
 #ifndef USE_LSB_TAG
 static void *lisp_malloc_loser;
@@ -1412,7 +1412,7 @@ uninterrupt_malloc (void)
 #ifdef DOUG_LEA_MALLOC
   pthread_mutexattr_t attr;
 
-  /*  GLIBC has a faster way to do this, but lets keep it portable.
+  /*  GLIBC has a faster way to do this, but let's keep it portable.
       This is according to the Single UNIX Specification.  */
   pthread_mutexattr_init (&attr);
   pthread_mutexattr_settype (&attr, PTHREAD_MUTEX_RECURSIVE);
diff --git a/src/buffer.c b/src/buffer.c
index fdf006a41eb..90b43d29fc8 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -4431,7 +4431,7 @@ static int mmap_initialized_p;
    is currently mapped.  Used to prevent overwriting an existing
    memory mapping.
 
-   Default is to conservativly assume the address range is occupied by
+   Default is to conservatively assume the address range is occupied by
    something else.  This can be overridden by system configuration
    files if system-specific means to determine this exists.  */
 
diff --git a/src/bytecode.c b/src/bytecode.c
index 9ed29e94b54..3af0abd63cf 100644
--- a/src/bytecode.c
+++ b/src/bytecode.c
@@ -271,7 +271,7 @@ struct byte_stack
 /* A list of currently active byte-code execution value stacks.
    Fbyte_code adds an entry to the head of this list before it starts
    processing byte-code, and it removed the entry again when it is
-   done.  Signalling an error truncates the list analoguous to
+   done.  Signaling an error truncates the list analogous to
    gcprolist.  */
 
 struct byte_stack *byte_stack_list;
diff --git a/src/callproc.c b/src/callproc.c
index 0859aaef2e6..01772efce30 100644
--- a/src/callproc.c
+++ b/src/callproc.c
@@ -712,6 +712,7 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS)  */)
       /* If BUFFER is nil, we must read process output once and then
          discard it, so setup coding system but with nil.  */
       setup_coding_system (Qnil, &process_coding);
+      process_coding.dst_multibyte = 0;
     }
   else
     {
@@ -747,6 +748,8 @@ usage: (call-process PROGRAM &optional INFILE BUFFER DISPLAY &rest ARGS)  */)
           && !NILP (val))
         val = raw_text_coding_system (val);
       setup_coding_system (val, &process_coding);
+      process_coding.dst_multibyte
+        = ! NILP (BVAR (current_buffer, enable_multibyte_characters));
     }
   process_coding.src_multibyte = 0;
 
diff --git a/src/ccl.c b/src/ccl.c
index 01943eddf58..6366f1acb88 100644
--- a/src/ccl.c
+++ b/src/ccl.c
@@ -484,7 +484,7 @@ static Lisp_Object Vccl_program_table;
    If the element is t or lambda, finish without changing reg[rrr].
    If the element is a number, set reg[rrr] to the number and finish.
 
-   Detail of the map structure is descibed in the comment for
+   Detail of the map structure is described in the comment for
    CCL_MapMultiple below.  */
 
 #define CCL_IterateMultipleMap  0x10 /* Iterate multiple maps
@@ -1762,7 +1762,7 @@ ccl_driver (struct ccl_program *ccl, int *source, int *destination, int src_size
 
         case CCL_STAT_QUIT:
           if (! ccl->quit_silently)
-            sprintf (msg, "\nCCL: Quited.");
+            sprintf (msg, "\nCCL: Quitted.");
           break;
 
         default:
@@ -1808,7 +1808,7 @@ ccl_driver (struct ccl_program *ccl, int *source, int *destination, int src_size
 
 /* Resolve symbols in the specified CCL code (Lisp vector).  This
    function converts symbols of code conversion maps and character
-   translation tables embeded in the CCL code into their ID numbers.
+   translation tables embedded in the CCL code into their ID numbers.
 
    The return value is a vector (CCL itself or a new vector in which
    all symbols are resolved), Qt if resolving of some symbol failed,
diff --git a/src/character.c b/src/character.c
index fb9b8a9b93e..a21760c8ab2 100644
--- a/src/character.c
+++ b/src/character.c
@@ -588,7 +588,7 @@ parse_str_as_multibyte (const unsigned char *str, EMACS_INT len,
 }
 
 /* Arrange unibyte text at STR of NBYTES bytes as a multibyte text.
-   It actually converts only such 8-bit characters that don't contruct
+   It actually converts only such 8-bit characters that don't construct
    a multibyte sequence to multibyte forms of Latin-1 characters.  If
    NCHARS is nonzero, set *NCHARS to the number of characters in the
    text.  It is assured that we can use LEN bytes at STR as a work
@@ -969,7 +969,7 @@ character is a target to get a byte value.  In this case, POSITION, if
 non-nil, is an index of a target character in the string.
 
 If the current buffer (or STRING) is multibyte, and the target
-character is not ASCII nor 8-bit character, an error is signalled.  */)
+character is not ASCII nor 8-bit character, an error is signaled.  */)
   (Lisp_Object position, Lisp_Object string)
 {
   int c;
diff --git a/src/charset.c b/src/charset.c
index 8d6a3982d14..266753f9d05 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -162,8 +162,8 @@ static struct
   /* 1 iff the following table is used for encoder.  */
   short for_encoder;
 
-  /* When the following table is used for encoding, mininum and
-     maxinum character of the current charset.  */
+  /* When the following table is used for encoding, minimum and
+     maximum character of the current charset.  */
   int min_char, max_char;
 
   /* A Unicode character correspoinding to the code indice 0 (i.e. the
diff --git a/src/charset.h b/src/charset.h
index be02bc0feae..fc35d6bb991 100644
--- a/src/charset.h
+++ b/src/charset.h
@@ -153,7 +153,7 @@ struct charset
   /* Dimension of the charset: 1, 2, 3, or 4.  */
   int dimension;
 
-  /* Byte code range of each dimension.  <code_space>[4N] is a mininum
+  /* Byte code range of each dimension.  <code_space>[4N] is a minimum
      byte code of the (N+1)th dimension, <code_space>[4N+1] is a
      maximum byte code of the (N+1)th dimension, <code_space>[4N+2] is
      (<code_space>[4N+1] - <code_space>[4N] + 1), <code_space>[4N+3]
@@ -199,14 +199,14 @@ struct charset
   /* The method for encoding/decoding characters of the charset.  */
   enum charset_method method;
 
-  /* Mininum and Maximum code points of the charset.  */
+  /* Minimum and Maximum code points of the charset.  */
   unsigned min_code, max_code;
 
   /* Offset value used by macros CODE_POINT_TO_INDEX and
       INDEX_TO_CODE_POINT. .  */
   unsigned char_index_offset;
 
-  /* Mininum and Maximum character codes of the charset.  If the
+  /* Minimum and Maximum character codes of the charset.  If the
      charset is compatible with ASCII, min_char is a minimum non-ASCII
      character of the charset.  If the method of charset is
      CHARSET_METHOD_OFFSET, even if the charset is unified, min_char
diff --git a/src/chartab.c b/src/chartab.c
index 1d4ac04312a..724b3076a11 100644
--- a/src/chartab.c
+++ b/src/chartab.c
@@ -758,7 +758,7 @@ map_sub_char_table (void (*c_function) (Lisp_Object, Lisp_Object, Lisp_Object),
 {
   /* Depth of TABLE.  */
   int depth;
-  /* Minimum and maxinum characters covered by TABLE. */
+  /* Minimum and maximum characters covered by TABLE. */
   int min_char, max_char;
   /* Number of characters covered by one element of TABLE.  */
   int chars_in_block;
@@ -1196,7 +1196,7 @@ uniprop_table_uncompress (Lisp_Object table, int idx)
 }
 
 
-/* Decode VALUE as an elemnet of char-table TABLE.  */
+/* Decode VALUE as an element of char-table TABLE.  */
 
 static Lisp_Object
 uniprop_decode_value_run_length (Lisp_Object table, Lisp_Object value)
diff --git a/src/coding.h b/src/coding.h
index fdf9b762e75..2621928adc3 100644
--- a/src/coding.h
+++ b/src/coding.h
@@ -518,7 +518,7 @@ struct coding_system
 #define CODING_REQUIRE_DETECTION_MASK           0x1000
 #define CODING_RESET_AT_BOL_MASK                0x2000
 
-/* Return 1 if the coding context CODING requires annotaion
+/* Return 1 if the coding context CODING requires annotation
    handling.  */
 #define CODING_REQUIRE_ANNOTATION(coding) \
   ((coding)->common_flags & CODING_ANNOTATION_MASK)
diff --git a/src/composite.c b/src/composite.c
index c8e4dd082ae..885e0262673 100644
--- a/src/composite.c
+++ b/src/composite.c
@@ -1307,7 +1307,7 @@ composition_reseat_it (struct composition_it *cmp_it, EMACS_INT charpos, EMACS_I
               if (cmp_it->lookback == 0)
                 goto no_composition;
               lgstring = Qnil;
-              /* Try to find a shorter compostion that starts after CPOS.  */
+              /* Try to find a shorter composition that starts after CPOS.  */
               composition_compute_stop_pos (cmp_it, charpos, bytepos, cpos,
                                             string);
               if (cmp_it->ch == -2 || cmp_it->stop_pos < charpos)
diff --git a/src/composite.h b/src/composite.h
index c57e2a0e9b3..60145b10bd9 100644
--- a/src/composite.h
+++ b/src/composite.h
@@ -41,7 +41,7 @@ enum composition_method {
   COMPOSITION_NO
 };
 
-/* Maximum number of compoments a single composition can have.  */
+/* Maximum number of components a single composition can have.  */
 #define MAX_COMPOSITION_COMPONENTS 16
 
 /* These macros access information about a composition that
diff --git a/src/data.c b/src/data.c
index 76a54547a5d..e8d2b43198f 100644
--- a/src/data.c
+++ b/src/data.c
@@ -2028,7 +2028,7 @@ DEFUN ("indirect-function", Findirect_function, Sindirect_function, 1, 2, 0,
 If OBJECT is not a symbol, just return it.  Otherwise, follow all
 function indirections to find the final function binding and return it.
 If the final symbol in the chain is unbound, signal a void-function error.
-Optional arg NOERROR non-nil means to return nil instead of signalling.
+Optional arg NOERROR non-nil means to return nil instead of signaling.
 Signal a cyclic-function-indirection error if there is a loop in the
 function chain of symbols.  */)
   (register Lisp_Object object, Lisp_Object noerror)
diff --git a/src/dired.c b/src/dired.c
index fac3a34ab9b..acc81a6ed9d 100644
--- a/src/dired.c
+++ b/src/dired.c
@@ -628,7 +628,7 @@ file_name_completion (Lisp_Object file, Lisp_Object dirname, int all_flag, int v
 
           if (includeall && !canexclude)
             { /* If we have one non-excludable file, we want to exclude the
-                 excudable files.  */
+                 excludable files.  */
               includeall = 0;
               /* Throw away any previous excludable match found.  */
               bestmatch = Qnil;
diff --git a/src/dispnew.c b/src/dispnew.c
index 22695df1dc0..700952f6ae3 100644
--- a/src/dispnew.c
+++ b/src/dispnew.c
@@ -433,6 +433,25 @@ margin_glyphs_to_reserve (struct window *w, int total_glyphs, Lisp_Object margin
   return n;
 }
 
+#if XASSERTS
+/* Return non-zero if ROW's hash value is correct, zero if not.  */
+int
+verify_row_hash (struct glyph_row *row)
+{
+  int area, k;
+  unsigned row_hash = 0;
+
+  for (area = LEFT_MARGIN_AREA; area < LAST_AREA; ++area)
+    for (k = 0; k < row->used[area]; ++k)
+      row_hash = ((((row_hash << 4) + (row_hash >> 24)) & 0x0fffffff)
+                  + row->glyphs[area][k].u.val
+                  + row->glyphs[area][k].face_id
+                  + row->glyphs[area][k].padding_p
+                  + (row->glyphs[area][k].type << 2));
+
+  return row_hash == row->hash;
+}
+#endif
 
 /* Adjust glyph matrix MATRIX on window W or on a frame to changed
    window sizes.
@@ -604,6 +623,7 @@ adjust_glyph_matrix (struct window *w, struct glyph_matrix *matrix, int x, int y
                   row->glyphs[LAST_AREA]
                     = row->glyphs[LEFT_MARGIN_AREA] + dim.width;
                 }
+              xassert (!row->enabled_p || verify_row_hash (row));
               ++row;
             }
         }
@@ -1275,6 +1295,9 @@ line_draw_cost (struct glyph_matrix *matrix, int vpos)
 static inline int
 row_equal_p (struct glyph_row *a, struct glyph_row *b, int mouse_face_p)
 {
+  xassert (verify_row_hash (a));
+  xassert (verify_row_hash (b));
+
   if (a == b)
     return 1;
   else if (a->hash != b->hash)
@@ -3472,7 +3495,7 @@ redraw_overlapping_rows (struct window *w, int yb)
               if (row->used[RIGHT_MARGIN_AREA])
                 rif->fix_overlapping_area (w, row, RIGHT_MARGIN_AREA, overlaps);
 
-              /* Record in neighbour rows that ROW overwrites part of
+              /* Record in neighbor rows that ROW overwrites part of
                  their display.  */
               if (overlaps & OVERLAPS_PRED)
                 MATRIX_ROW (w->current_matrix, i - 1)->overlapped_p = 1;
@@ -4347,10 +4370,10 @@ scrolling_window (struct window *w, int header_line_p)
   j = last_old;
   while (i - 1 > first_new
          && j - 1 > first_old
-         && MATRIX_ROW (current_matrix, i - 1)->enabled_p
-         && (MATRIX_ROW (current_matrix, i - 1)->y
-             == MATRIX_ROW (desired_matrix, j - 1)->y)
-         && !MATRIX_ROW (desired_matrix, j - 1)->redraw_fringe_bitmaps_p
+         && MATRIX_ROW (current_matrix, j - 1)->enabled_p
+         && (MATRIX_ROW (current_matrix, j - 1)->y
+             == MATRIX_ROW (desired_matrix, i - 1)->y)
+         && !MATRIX_ROW (desired_matrix, i - 1)->redraw_fringe_bitmaps_p
          && row_equal_p (MATRIX_ROW (desired_matrix, i - 1),
                          MATRIX_ROW (current_matrix, j - 1), 1))
     --i, --j;
diff --git a/src/doprnt.c b/src/doprnt.c
index b4d13c59137..35af2297ff4 100644
--- a/src/doprnt.c
+++ b/src/doprnt.c
@@ -26,7 +26,7 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
      of the (`int') argument, suitable for display in an Emacs buffer.
 
    . For %s and %c, when field width is specified (e.g., %25s), it accounts for
-     the diplay width of each character, according to char-width-table.  That
+     the display width of each character, according to char-width-table.  That
      is, it does not assume that each character takes one column on display.
 
    . If the size of the buffer is not enough to produce the formatted string in
diff --git a/src/emacs.c b/src/emacs.c
index 197158e18e4..8a24b04fc2b 100644
--- a/src/emacs.c
+++ b/src/emacs.c
@@ -1405,7 +1405,7 @@ Using an Emacs configured with --with-x-toolkit=lucid does not have this problem
 #endif
 
   /* argmatch must not be used after here,
-     except when bulding temacs
+     except when building temacs
      because the -d argument has not been skipped in skip_args.  */
 
 #ifdef MSDOS
diff --git a/src/font.c b/src/font.c
index f6723157de1..9559c65e7ed 100644
--- a/src/font.c
+++ b/src/font.c
@@ -802,7 +802,7 @@ font_expand_wildcards (Lisp_Object *field, int n)
   struct {
     /* Minimum possible field.  */
     int from;
-    /* Maxinum possible field.  */
+    /* Maximum possible field.  */
     int to;
     /* Bit mask of possible field.  Nth bit corresponds to Nth field.  */
     int mask;
@@ -954,7 +954,7 @@ font_expand_wildcards (Lisp_Object *field, int n)
         }
     }
 
-  /* Decide all fileds from restrictions in RANGE.  */
+  /* Decide all fields from restrictions in RANGE.  */
   for (i = j = 0; i < n ; i++)
     {
       if (j < range[i].from)
@@ -5144,7 +5144,7 @@ the corresponding glyph code.  If ENCODING is a char-table, looking up
 the table by a character gives the corresponding glyph code.
 
 REPERTORY specifies a repertory of characters supported by the font.
-If REPERTORY is a charset, all characters beloging to the charset are
+If REPERTORY is a charset, all characters belonging to the charset are
 supported.  If REPERTORY is a char-table, all characters who have a
 non-nil value in the table are supported.  If REPERTORY is nil, Emacs
 gets the repertory information by an opened font and ENCODING.  */);
diff --git a/src/font.h b/src/font.h
index e50eaff9a1f..42fc050b670 100644
--- a/src/font.h
+++ b/src/font.h
@@ -599,7 +599,7 @@ struct font_driver
 
   /* Optional.
      Store bitmap data for glyph-code CODE of FONT in BITMAP.  It is
-     intended that this method is callled from the other font-driver
+     intended that this method is called from the other font-driver
      for actual drawing.  */
   int (*get_bitmap) (struct font *font, unsigned code,
                      struct font_bitmap *bitmap,
diff --git a/src/fontset.c b/src/fontset.c
index 74a25a1ca04..34b2131832f 100644
--- a/src/fontset.c
+++ b/src/fontset.c
@@ -1088,7 +1088,7 @@ fontset_pattern_regexp (Lisp_Object pattern)
             nescs++;
         }
 
-      /* If PATTERN is not full XLFD we conert "*" to ".*".  Otherwise
+      /* If PATTERN is not full XLFD we convert "*" to ".*".  Otherwise
          we convert "*" to "[^-]*" which is much faster in regular
          expression matching.  */
       if (ndashes < 14)
@@ -1702,7 +1702,7 @@ static Lisp_Object auto_fontset_alist;
 /* Number of automatically created fontsets.  */
 static printmax_t num_auto_fontsets;
 
-/* Retun a fontset synthesized from FONT-OBJECT.  This is called from
+/* Return a fontset synthesized from FONT-OBJECT.  This is called from
    x_new_font when FONT-OBJECT is used for the default ASCII font of a
    frame, and the returned fontset is used for the default fontset of
    that frame.  The fontset specifies a font of the same registry as
@@ -1788,7 +1788,7 @@ update_auto_fontset_alist (Lisp_Object font_object, Lisp_Object fontset)
 /* Return a cons (FONT-OBJECT . GLYPH-CODE).
    FONT-OBJECT is the font for the character at POSITION in the current
    buffer.  This is computed from all the text properties and overlays
-   that apply to POSITION.  POSTION may be nil, in which case,
+   that apply to POSITION.  POSITION may be nil, in which case,
    FONT-SPEC is the font for displaying the character CH with the
    default face.
 
diff --git a/src/frame.c b/src/frame.c
index d56a2efb17f..c14f4db91da 100644
--- a/src/frame.c
+++ b/src/frame.c
@@ -1237,7 +1237,7 @@ delete_frame (Lisp_Object frame, Lisp_Object force)
   else
     {
 #ifdef HAVE_X_WINDOWS
-      /* Also, save clipboard to the the clipboard manager.  */
+      /* Also, save clipboard to the clipboard manager.  */
       x_clipboard_manager_save_frame (frame);
 #endif
 
@@ -2487,7 +2487,7 @@ If FRAME is omitted, the selected frame is used.  The exact value
 of the result depends on the window-system and toolkit in use:
 
 In the Gtk+ version of Emacs, it includes only any window (including
-the minibuffer or eacho area), mode line, and header line.  It does not
+the minibuffer or echo area), mode line, and header line.  It does not
 include the tool bar or menu bar.
 
 With the Motif or Lucid toolkits, it also includes the tool bar (but
diff --git a/src/frame.h b/src/frame.h
index e096807b02e..a32d1c549b5 100644
--- a/src/frame.h
+++ b/src/frame.h
@@ -371,7 +371,7 @@ struct frame
      if greater than 1, then the frame is obscured - we still consider
      it to be "visible" as seen from lisp, but we don't bother
      updating it.  We must take care to garbage the frame when it
-     ceaces to be obscured though.
+     ceases to be obscured though.
 
      iconified is nonzero if the frame is currently iconified.
 
diff --git a/src/gtkutil.c b/src/gtkutil.c
index af697c72673..0b7fd41f5f6 100644
--- a/src/gtkutil.c
+++ b/src/gtkutil.c
@@ -891,7 +891,7 @@ xg_frame_resized (FRAME_PTR f, int pixelwidth, int pixelheight)
     }
 }
 
-/* Resize the outer window of frame F after chainging the height.
+/* Resize the outer window of frame F after changing the height.
    COLUMNS/ROWS is the size the edit area shall have after the resize.  */
 
 void
@@ -1423,7 +1423,7 @@ get_dialog_title (char key)
 /* Callback for dialogs that get WM_DELETE_WINDOW.  We pop down
    the dialog, but return TRUE so the event does not propagate further
    in GTK.  This prevents GTK from destroying the dialog widget automatically
-   and we can always destrou the widget manually, regardles of how
+   and we can always destroy the widget manually, regardless of how
    it was popped down (button press or WM_DELETE_WINDOW).
    W is the dialog widget.
    EVENT is the GdkEvent that represents WM_DELETE_WINDOW (not used).
@@ -2294,7 +2294,7 @@ tearoff_activate (GtkWidget *widget, gpointer client_data)
 
 
 /* Create a menu item widget, and connect the callbacks.
-   ITEM decribes the menu item.
+   ITEM describes the menu item.
    F is the frame the created menu belongs to.
    SELECT_CB is the callback to use when a menu item is selected.
    HIGHLIGHT_CB is the callback to call when entering/leaving menu items.
diff --git a/src/image.c b/src/image.c
index 14c74f10607..e80f2b72102 100644
--- a/src/image.c
+++ b/src/image.c
@@ -7552,7 +7552,7 @@ imagemagick_image_p (Lisp_Object object)
 }
 
 /* The GIF library also defines DrawRectangle, but its never used in Emacs.
-   Therefore rename the function so it doesnt collide with ImageMagick.  */
+   Therefore rename the function so it doesn't collide with ImageMagick.  */
 #define DrawRectangle DrawRectangleGif
 #include <wand/MagickWand.h>
 
@@ -7824,7 +7824,7 @@ imagemagick_load_image (struct frame *f, struct image *img,
 
   if (imagemagick_rendermethod == 1)
     {
-      /* Magicexportimage is normaly faster than pixelpushing.  This
+      /* Magicexportimage is normally faster than pixelpushing.  This
          method is also well tested. Some aspects of this method are
          ad-hoc and needs to be more researched. */
       int imagedepth = 24;/*MagickGetImageDepth(image_wand);*/
@@ -7841,7 +7841,7 @@ imagemagick_load_image (struct frame *f, struct image *img,
         }
 
 
-      /* Oddly, the below code doesnt seem to work:*/
+      /* Oddly, the below code doesn't seem to work:*/
       /* switch(ximg->bitmap_unit){ */
       /* case 8: */
       /*   pixelwidth=CharPixel; */
@@ -7870,7 +7870,7 @@ imagemagick_load_image (struct frame *f, struct image *img,
                                /*&(img->pixmap));*/
                                ximg->data);
 #else
-      image_error ("You dont have MagickExportImagePixels, upgrade ImageMagick!",
+      image_error ("You don't have MagickExportImagePixels, upgrade ImageMagick!",
                    Qnil, Qnil);
 #endif
     }
@@ -8781,7 +8781,7 @@ syms_of_image (void)
      operation on GNU/Linux of calling dump-emacs after loading some images.  */
   image_types = NULL;
 
-  /* Must be defined now becase we're going to update it below, while
+  /* Must be defined now because we're going to update it below, while
      defining the supported image types.  */
   DEFVAR_LISP ("image-types", Vimage_types,
     doc: /* List of potentially supported image types.
diff --git a/src/indent.c b/src/indent.c
index a70b7971b96..07a54c0c1b7 100644
--- a/src/indent.c
+++ b/src/indent.c
@@ -1675,7 +1675,7 @@ compute_motion (EMACS_INT from, EMACS_INT fromvpos, EMACS_INT fromhpos, int did_
     val_compute_motion.prevhpos = contin_hpos;
   else
     val_compute_motion.prevhpos = prev_hpos;
-  /* We alalways handle all of them here; none of them remain to do.  */
+  /* We always handle all of them here; none of them remain to do.  */
   val_compute_motion.ovstring_chars_done = 0;
 
   /* Nonzero if have just continued a line */
diff --git a/src/indent.h b/src/indent.h
index 07ca4dd87a5..55ee934f574 100644
--- a/src/indent.h
+++ b/src/indent.h
@@ -19,7 +19,7 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 /* We introduce new member `tab_offset'.  We need it because of the
    existence of wide-column characters.  There is a case that the
    line-break occurs at a wide-column character and the number of
-   colums of the line gets less than width.
+   columns of the line gets less than width.
 
    Example (where W_ stands for a wide-column character):
              ----------
@@ -73,5 +73,3 @@ int disptab_matches_widthtab (struct Lisp_Char_Table *disptab,
 /* Recompute BUF's width table, using the display table DISPTAB.  */
 void recompute_width_table (struct buffer *buf,
                             struct Lisp_Char_Table *disptab);
-
-
diff --git a/src/keyboard.c b/src/keyboard.c
index a9350fc32f3..8b94ee6b5d1 100644
--- a/src/keyboard.c
+++ b/src/keyboard.c
@@ -935,7 +935,7 @@ pop_kboard (void)
   state later.
 
   If Emacs is already in single_kboard mode, and F's keyboard is
-  locked, then this function will throw an errow.  */
+  locked, then this function will throw an error.  */
 
 void
 temporarily_switch_to_single_kboard (struct frame *f)
@@ -1063,7 +1063,7 @@ cmd_error_internal (Lisp_Object data, const char *context)
   struct frame *sf = SELECTED_FRAME ();
 
   /* The immediate context is not interesting for Quits,
-     since they are asyncronous.  */
+     since they are asynchronous.  */
   if (EQ (XCAR (data), Qquit))
     Vsignaling_function = Qnil;
 
@@ -5403,7 +5403,7 @@ make_lispy_event (struct input_event *event)
           || !lispy_function_keys[event->code - FUNCTION_KEY_OFFSET])
         {
           /* We need to use an alist rather than a vector as the cache
-             since we can't make a vector long enuf.  */
+             since we can't make a vector long enough.  */
           if (NILP (KVAR (current_kboard, system_key_syms)))
             KVAR (current_kboard, system_key_syms) = Fcons (Qnil, Qnil);
           return modify_event_symbol (event->code,
@@ -8149,7 +8149,7 @@ parse_tool_bar_item (Lisp_Object key, Lisp_Object item)
   Lisp_Object caption;
   int i, have_label = 0;
 
-  /* Defininition looks like `(menu-item CAPTION BINDING PROPS...)'.
+  /* Definition looks like `(menu-item CAPTION BINDING PROPS...)'.
      Rule out items that aren't lists, don't start with
      `menu-item' or whose rest following `tool-bar-item' is not a
      list.  */
@@ -8798,7 +8798,7 @@ typedef struct keyremap
   /* Positions [START, END) in the key sequence buffer
      are the key that we have scanned so far.
      Those events are the ones that we will replace
-     if PAREHT maps them into a key sequence.  */
+     if PARENT maps them into a key sequence.  */
   int start, end;
 } keyremap;
 
diff --git a/src/keymap.c b/src/keymap.c
index 739dfd8f2de..6f9cf288f6d 100644
--- a/src/keymap.c
+++ b/src/keymap.c
@@ -998,7 +998,7 @@ copy_keymap_item (Lisp_Object elt)
     }
   else
     {
-      /* It may be an old fomat menu item.
+      /* It may be an old format menu item.
          Skip the optional menu string.  */
       if (STRINGP (XCAR (tem)))
         {
diff --git a/src/makefile.w32-in b/src/makefile.w32-in
index e97f7f3aca4..36e4511d845 100644
--- a/src/makefile.w32-in
+++ b/src/makefile.w32-in
@@ -24,6 +24,9 @@ ALL = emacs
 # Set EMACSLOADPATH correctly (in case already defined in environment).
 EMACSLOADPATH=$(CURDIR)/../lisp
 
+# Size in MBs of the static heap in temacs.exe.
+HEAPSIZE = 27
+
 #
 # HAVE_CONFIG_H is required by some generic gnu sources stuck into
 # the emacs source tree.
@@ -177,7 +180,7 @@ temacs:         stamp_BLD $(TEMACS)
 $(TEMACS):      $(TLIB0) $(TLIB1) $(TLIB2) $(TLASTLIB) $(TOBJ) $(TRES) \
                   ../nt/$(BLD)/addsection.exe $(GNULIB)
         $(LINK) $(LINK_OUT)$(TEMACS_TMP) $(FULL_LINK_FLAGS) $(TOBJ) $(TRES) $(LIBS)
-        "$(THISDIR)/../nt/$(BLD)/addsection" "$(TEMACS_TMP)" "$(TEMACS)" EMHEAP 21
+        "$(THISDIR)/../nt/$(BLD)/addsection" "$(TEMACS_TMP)" "$(TEMACS)" EMHEAP $(HEAPSIZE)
 
 # These omit firstfile.${O}, but there's no documentation in there
 # anyways.
diff --git a/src/nsfns.m b/src/nsfns.m
index 23362433a39..280fee0b27b 100644
--- a/src/nsfns.m
+++ b/src/nsfns.m
@@ -1057,7 +1057,7 @@ unwind_create_frame (Lisp_Object frame)
     return Qnil;
 
   /* If frame is ``official'', nothing to do.  */
-  if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame))
+  if (NILP (Fmemq (frame, Vframe_list)))
     {
 #if GLYPH_DEBUG && XASSERTS
       struct ns_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
@@ -1267,7 +1267,7 @@ This function is an internal primitive--use `make-frame' instead.  */)
 #endif
 
   init_frame_faces (f);
-  
+
   /* The resources controlling the menu-bar and tool-bar are
      processed specially at startup, and reflected in the mode
      variables; ignore them here.  */
@@ -1656,7 +1656,7 @@ If omitted or nil, the selected frame's display is used.  */)
 
 DEFUN ("x-display-backing-store", Fx_display_backing_store,
        Sx_display_backing_store, 0, 1, 0,
-       doc: /* Return whether the Nexstep display DISPLAY supports backing store.
+       doc: /* Return whether the Nextstep display DISPLAY supports backing store.
 The value may be `buffered', `retained', or `non-retained'.
 DISPLAY should be a frame, the display name as a string, or a terminal ID.
 If omitted or nil, the selected frame's display is used.  */)
@@ -1846,7 +1846,7 @@ DEFUN ("ns-emacs-info-panel", Fns_emacs_info_panel, Sns_emacs_info_panel,
 
 
 DEFUN ("ns-font-name", Fns_font_name, Sns_font_name, 1, 1, 0,
-       doc: /* Determine font postscript or family name for font NAME.
+       doc: /* Determine font PostScript or family name for font NAME.
 NAME should be a string containing either the font name or an XLFD
 font descriptor.  If string contains `fontset' and not
 `fontset-startup', it is left alone. */)
diff --git a/src/nsterm.h b/src/nsterm.h
index b54e182780a..574d31c962a 100644
--- a/src/nsterm.h
+++ b/src/nsterm.h
@@ -447,7 +447,7 @@ struct nsfont_info
 {
   struct font font;
 
-  char *name;  /* postscript name, uniquely identifies on NS systems */
+  char *name;  /* PostScript name, uniquely identifies on NS systems */
   float width;  /* this and following metrics stored as float rather than int */
   float height;
   float underpos;
diff --git a/src/nsterm.m b/src/nsterm.m
index 3d3723fc28c..c5b28d57ac5 100644
--- a/src/nsterm.m
+++ b/src/nsterm.m
@@ -3035,7 +3035,7 @@ ns_dumpglyphs_image (struct glyph_string *s, NSRect r)
       /* Currently on NS img->mask is always 0. Since
          get_window_cursor_type specifies a hollow box cursor when on
          a non-masked image we never reach this clause. But we put it
-         in in antipication of better support for image masks on
+         in in anticipation of better support for image masks on
          NS. */
       tdCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
     }
@@ -4503,7 +4503,7 @@ ns_term_shutdown (int sig)
   //ns_app_active=YES;
 
   ns_update_auto_hide_menu_bar ();
-  // No constrining takes place when the application is not active.
+  // No constraining takes place when the application is not active.
   ns_constrain_all_frames ();
 }
 - (void)applicationDidResignActive: (NSNotification *)notification
diff --git a/src/process.c b/src/process.c
index 301274676d6..53382d804f2 100644
--- a/src/process.c
+++ b/src/process.c
@@ -3120,7 +3120,7 @@ usage: (make-network-process &rest ARGS)  */)
     {
       struct hostent *host_info_ptr;
 
-      /* gethostbyname may fail with TRY_AGAIN, but we don't honour that,
+      /* gethostbyname may fail with TRY_AGAIN, but we don't honor that,
          as it may `hang' Emacs for a very long time.  */
       immediate_quit = 1;
       QUIT;
@@ -5377,8 +5377,8 @@ send_process (volatile Lisp_Object proc, const char *volatile buf,
              sending a multibyte text, thus we must encode it by the
              original coding system specified for the current process.
 
-             Another reason we comming here is that the coding system
-             was just complemented and new one was returned by
+             Another reason we come here is that the coding system
+             was just complemented and a new one was returned by
              complement_process_encoding_system.  */
           setup_coding_system (p->encode_coding_system, coding);
           Vlast_coding_system_used = p->encode_coding_system;
diff --git a/src/ralloc.c b/src/ralloc.c
index 50d322523c1..62189ad8fc7 100644
--- a/src/ralloc.c
+++ b/src/ralloc.c
@@ -219,13 +219,13 @@ find_heap (POINTER address)
    If enough space is not presently available in our reserve, this means
    getting more page-aligned space from the system.  If the returned space
    is not contiguous to the last heap, allocate a new heap, and append it
+   to the heap list.
 
-   obtain does not try to keep track of whether space is in use
-   or not in use.  It just returns the address of SIZE bytes that
-   fall within a single heap.  If you call obtain twice in a row
-   with the same arguments, you typically get the same value.
-   to the heap list.  It's the caller's responsibility to keep
-   track of what space is in use.
+   obtain does not try to keep track of whether space is in use or not
+   in use.  It just returns the address of SIZE bytes that fall within a
+   single heap.  If you call obtain twice in a row with the same arguments,
+   you typically get the same value.  It's the caller's responsibility to
+   keep track of what space is in use.
 
    Return the address of the space if all went well, or zero if we couldn't
    allocate the memory.  */
@@ -389,7 +389,7 @@ find_bloc (POINTER *ptr)
   while (p != NIL_BLOC)
     {
       /* Consistency check. Don't return inconsistent blocs.
-         Don't abort here, as callers might be expecting this,  but
+         Don't abort here, as callers might be expecting this, but
          callers that always expect a bloc to be returned should abort
          if one isn't to avoid a memory corruption bug that is
          difficult to track down.  */
@@ -1180,7 +1180,7 @@ r_alloc_reset_variable (POINTER *old, POINTER *new)
 
   /* Find the bloc that corresponds to the data pointed to by pointer.
      find_bloc cannot be used, as it has internal consistency checks
-     which fail when the variable needs reseting.  */
+     which fail when the variable needs resetting.  */
   while (bloc != NIL_BLOC)
     {
       if (bloc->data == *new)
diff --git a/src/regex.c b/src/regex.c
index ccbad58abb3..b7699378f5a 100644
--- a/src/regex.c
+++ b/src/regex.c
@@ -637,7 +637,7 @@ typedef enum
   on_failure_jump_nastyloop,
 
         /* A smart `on_failure_jump' used for greedy * and + operators.
-           It analyses the loop before which it is put and if the
+           It analyzes the loop before which it is put and if the
            loop does not require backtracking, it changes itself to
            `on_failure_keep_string_jump' and short-circuits the loop,
            else it just defaults to changing itself into `on_failure_jump'.
diff --git a/src/regex.h b/src/regex.h
index 7747ec57629..eba62f2e769 100644
--- a/src/regex.h
+++ b/src/regex.h
@@ -415,7 +415,7 @@ struct re_pattern_buffer
 typedef struct re_pattern_buffer regex_t;
 
 /* Type for byte offsets within the string.  POSIX mandates this to be an int,
-   but the Open Group has signalled its intention to change the requirement to
+   but the Open Group has signaled its intention to change the requirement to
    be that regoff_t be at least as wide as ptrdiff_t and ssize_t.  Current
    gnulib sources also use ssize_t, and we need this for supporting buffers and
    strings > 2GB on 64-bit hosts.  */
diff --git a/src/s/hpux10-20.h b/src/s/hpux10-20.h
index 1cd91a41b55..37199bcc29b 100644
--- a/src/s/hpux10-20.h
+++ b/src/s/hpux10-20.h
@@ -89,7 +89,7 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #undef HAVE_RANDOM
 
 
-/* Rainer Malzbender <rainer@displaytech.com> says definining
+/* Rainer Malzbender <rainer@displaytech.com> says defining
    HAVE_XRMSETDATABASE allows Emacs to compile on HP-UX 10.20 using GCC.  */
 #ifndef HAVE_XRMSETDATABASE
 #define HAVE_XRMSETDATABASE
diff --git a/src/s/msdos.h b/src/s/msdos.h
index 29ca0629899..9ee13d12867 100644
--- a/src/s/msdos.h
+++ b/src/s/msdos.h
@@ -119,7 +119,7 @@ You lose; /* Emacs for DOS must be compiled with DJGPP */
 #ifdef HAVE_X_WINDOWS
 /* We need a little extra space, see ../../lisp/loadup.el and the
    commentary below, in the non-X branch.  The 140KB number was
-   measured on GNU/Linux and on MS-WIndows.  */
+   measured on GNU/Linux and on MS-Windows.  */
 #define SYSTEM_PURESIZE_EXTRA (-170000+140000)
 #else
 /* We need a little extra space, see ../../lisp/loadup.el.
@@ -138,4 +138,3 @@ You lose; /* Emacs for DOS must be compiled with DJGPP */
    registers relevant for conservative garbage collection in the jmp_buf.  */
 #define GC_SETJMP_WORKS 1
 #define GC_MARK_STACK GC_MAKE_GCPROS_NOOPS
-
diff --git a/src/sound.c b/src/sound.c
index 362c04b7d40..39007574afc 100644
--- a/src/sound.c
+++ b/src/sound.c
@@ -226,7 +226,7 @@ struct sound_device
   /* Close device SD.  */
   void (* close) (struct sound_device *sd);
 
-  /* Configure SD accoring to device-dependent parameters.  */
+  /* Configure SD according to device-dependent parameters.  */
   void (* configure) (struct sound_device *device);
 
   /* Choose a device-dependent format for outputting sound S.  */
diff --git a/src/syssignal.h b/src/syssignal.h
index 7533a5a64fd..315400d8498 100644
--- a/src/syssignal.h
+++ b/src/syssignal.h
@@ -39,7 +39,7 @@ extern sigset_t empty_mask;
 
 /* POSIX pretty much destroys any possibility of writing sigmask as a
    macro in standard C.  We always define our own version because the
-   predefined macro in Glibc 2.1 is only provided for compatility for old
+   predefined macro in Glibc 2.1 is only provided for compatibility for old
    programs that use int as signal mask type.  */
 #undef sigmask
 #ifdef __GNUC__
diff --git a/src/unexelf.c b/src/unexelf.c
index 979d6dce629..04c029f7e80 100644
--- a/src/unexelf.c
+++ b/src/unexelf.c
@@ -1019,7 +1019,7 @@ temacs:
           /* The conditional bit below was in Oliva's original code
              (1999-08-25) and seems to have been dropped by mistake
              subsequently.  It prevents a crash at startup under X in
-             `IRIX64 6.5 6.5.17m', whether compiled on that relase or
+             `IRIX64 6.5 6.5.17m', whether compiled on that release or
              an earlier one.  It causes no trouble on the other ELF
              platforms I could test (Irix 6.5.15m, Solaris 8, Debian
              Potato x86, Debian Woody SPARC); however, it's reported
diff --git a/src/w32fns.c b/src/w32fns.c
index 6f32442514a..4a6da46141c 100644
--- a/src/w32fns.c
+++ b/src/w32fns.c
@@ -2088,7 +2088,7 @@ w32_key_to_modifier (int key)
       key_mapping = Qnil;
     }
 
-  /* NB. This code runs in the input thread, asychronously to the lisp
+  /* NB. This code runs in the input thread, asynchronously to the lisp
      thread, so we must be careful to ensure access to lisp data is
      thread-safe.  The following code is safe because the modifier
      variable values are updated atomically from lisp and symbols are
@@ -3986,7 +3986,7 @@ unwind_create_frame (Lisp_Object frame)
   struct frame *f = XFRAME (frame);
 
   /* If frame is ``official'', nothing to do.  */
-  if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame))
+  if (NILP (Fmemq (frame, Vframe_list)))
     {
 #if GLYPH_DEBUG
       struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f);
@@ -6709,7 +6709,7 @@ DEFUN ("default-printer-name", Fdefault_printer_name, Sdefault_printer_name,
       ClosePrinter (hPrn);
       return Qnil;
     }
-  /* Call GetPrinter again with big enouth memory block */
+  /* Call GetPrinter again with big enough memory block.  */
   err = GetPrinter (hPrn, 2, (LPBYTE)ppi2, dwNeeded, &dwReturned);
   ClosePrinter (hPrn);
   if (!err)
diff --git a/src/w32font.c b/src/w32font.c
index 26bf4207de5..bd58e7e757b 100644
--- a/src/w32font.c
+++ b/src/w32font.c
@@ -330,7 +330,7 @@ w32font_list (Lisp_Object frame, Lisp_Object font_spec)
 
 /* w32 implementation of match for font backend.
    Return a font entity most closely matching with FONT_SPEC on
-   FRAME.  The closeness is detemined by the font backend, thus
+   FRAME.  The closeness is determined by the font backend, thus
    `face-font-selection-order' is ignored here.  */
 static Lisp_Object
 w32font_match (Lisp_Object frame, Lisp_Object font_spec)
@@ -1284,8 +1284,8 @@ font_matches_spec (DWORD type, NEWTEXTMETRICEX *font,
             {
               /* Only truetype fonts will have information about what
                  scripts they support.  This probably means the user
-                 will have to force Emacs to use raster, postscript
-                 or atm fonts for non-ASCII text.  */
+                 will have to force Emacs to use raster, PostScript
+                 or ATM fonts for non-ASCII text.  */
               if (type & TRUETYPE_FONTTYPE)
                 {
                   Lisp_Object support
@@ -1464,7 +1464,7 @@ check_face_name (LOGFONT *font, char *full_name)
   /* Helvetica is mapped to Arial in Windows, but if a Type-1 Helvetica is
      installed, we run into problems with the Uniscribe backend which tries
      to avoid non-truetype fonts, and ends up mixing the Type-1 Helvetica
-     with Arial's characteristics, since that attempt to use Truetype works
+     with Arial's characteristics, since that attempt to use TrueType works
      some places, but not others.  */
   if (!xstrcasecmp (font->lfFaceName, "helvetica"))
     {
@@ -1492,7 +1492,7 @@ check_face_name (LOGFONT *font, char *full_name)
 
 
 /* Callback function for EnumFontFamiliesEx.
- * Checks if a font matches everything we are trying to check agaist,
+ * Checks if a font matches everything we are trying to check against,
  * and if so, adds it to a list. Both the data we are checking against
  * and the list to which the fonts are added are passed in via the
  * lparam argument, in the form of a font_callback_data struct. */
@@ -2221,7 +2221,7 @@ font_supported_scripts (FONTSIGNATURE * sig)
      so don't need to mark them separately.  */
   /* 1: Latin-1 supplement, 2: Latin Extended A, 3: Latin Extended B.  */
   SUBRANGE (4, Qphonetic);
-  /* 5: Spacing and tone modifiers, 6: Combining Diacriticals.  */
+  /* 5: Spacing and tone modifiers, 6: Combining Diacritical Marks.  */
   SUBRANGE (7, Qgreek);
   SUBRANGE (8, Qcoptic);
   SUBRANGE (9, Qcyrillic);
@@ -2311,7 +2311,7 @@ font_supported_scripts (FONTSIGNATURE * sig)
   /* 115: Saurashtra, 116: Kayah Li, 117: Rejang.  */
   SUBRANGE (118, Qcham);
   /* 119: Ancient symbols, 120: Phaistos Disc.  */
-  /* 121: Carian, Lycian, Lydian, 122: Dominos, Mah Jong tiles.  */
+  /* 121: Carian, Lycian, Lydian, 122: Dominoes, Mahjong tiles.  */
   /* 123-127: Reserved.  */
 
   /* There isn't really a main symbol range, so include symbol if any
diff --git a/src/w32font.h b/src/w32font.h
index 45c06897195..f77866b869f 100644
--- a/src/w32font.h
+++ b/src/w32font.h
@@ -20,8 +20,8 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #define EMACS_W32FONT_H
 
 
-/* Bit 17 of ntmFlags in NEWTEXTMETRIC is set for Postscript OpenType fonts,
-   bit 18 for Truetype OpenType fonts, bit 20 for Type1 fonts.  */
+/* Bit 17 of ntmFlags in NEWTEXTMETRIC is set for PostScript OpenType fonts,
+   bit 18 for TrueType OpenType fonts, bit 20 for Type1 fonts.  */
 #ifndef NTM_PS_OPENTYPE
 #define NTM_PS_OPENTYPE 0x00020000
 #endif
@@ -84,4 +84,3 @@ int uniscribe_check_otf (LOGFONT *font, Lisp_Object otf_spec);
 Lisp_Object intern_font_name (char *);
 
 #endif
-
diff --git a/src/w32menu.c b/src/w32menu.c
index c31a8c1fd96..39d101e7bd5 100644
--- a/src/w32menu.c
+++ b/src/w32menu.c
@@ -1443,7 +1443,7 @@ add_menu_item (HMENU menu, widget_value *wv, HMENU item)
               out_string = (char *) local_alloc (strlen (wv->name) + 1);
               strcpy (out_string, wv->name);
 #ifdef MENU_DEBUG
-              DebPrint ("Menu: allocing %ld for owner-draw", out_string);
+              DebPrint ("Menu: allocating %ld for owner-draw", out_string);
 #endif
               fuFlags = MF_OWNERDRAW | MF_DISABLED;
             }
diff --git a/src/w32proc.c b/src/w32proc.c
index 47cbf57d9ea..279816bcc3e 100644
--- a/src/w32proc.c
+++ b/src/w32proc.c
@@ -174,7 +174,7 @@ delete_child (child_process *cp)
           cp->status = STATUS_READ_ERROR;
           SetEvent (cp->char_consumed);
 #if 0
-          /* We used to forceably terminate the thread here, but it
+          /* We used to forcibly terminate the thread here, but it
              is normally unnecessary, and in abnormal cases, the worst that
              will happen is we have an extra idle thread hanging around
              waiting for the zombie process.  */
@@ -241,7 +241,8 @@ reader_thread (void *arg)
 
   /* We have to wait for the go-ahead before we can start */
   if (cp == NULL
-      || WaitForSingleObject (cp->char_consumed, INFINITE) != WAIT_OBJECT_0)
+      || WaitForSingleObject (cp->char_consumed, INFINITE) != WAIT_OBJECT_0
+      || cp->fd < 0)
     return 1;
 
   for (;;)
@@ -2295,7 +2296,7 @@ filesystems via ange-ftp.  */);
                doc: /* Non-nil means attempt to fake realistic inode values.
 This works by hashing the truename of files, and should detect
 aliasing between long and short (8.3 DOS) names, but can have
-false positives because of hash collisions.  Note that determing
+false positives because of hash collisions.  Note that determining
 the truename of a file can be slow.  */);
   Vw32_generate_fake_inodes = Qnil;
 #endif
@@ -2319,4 +2320,3 @@ where the performance impact may be noticeable even on modern hardware.  */);
   staticpro (&Vw32_valid_codepages);
 }
 /* end of w32proc.c */
-
diff --git a/src/w32term.c b/src/w32term.c
index f876cff0363..e9fa16ba325 100644
--- a/src/w32term.c
+++ b/src/w32term.c
@@ -3287,7 +3287,7 @@ w32_mouse_position (FRAME_PTR *fp, int insist, Lisp_Object *bar_window,
 
 /* Handle mouse button event on the tool-bar of frame F, at
    frame-relative coordinates X/Y.  EVENT_TYPE is either ButtionPress
-   or ButtonRelase.  */
+   or ButtonRelease.  */
 
 static void
 w32_handle_tool_bar_click (struct frame *f, struct input_event *button_event)
@@ -5691,7 +5691,7 @@ x_make_frame_visible (struct frame *f)
       f->output_data.w32->asked_for_visible = 1;
 
       /* According to a report in emacs-devel 2008-06-03, SW_SHOWNORMAL
-         causes unexpected behaviour when unminimizing frames that were
+         causes unexpected behavior when unminimizing frames that were
          previously maximised.  But only SW_SHOWNORMAL works properly for
          frames that were truely hidden (using make-frame-invisible), so
          we need it to avoid Bug#5482.  It seems that async_iconified
diff --git a/src/w32term.h b/src/w32term.h
index 710394583e4..02392133837 100644
--- a/src/w32term.h
+++ b/src/w32term.h
@@ -637,7 +637,7 @@ extern void x_delete_display (struct w32_display_info *dpyinfo);
 
 /* Keypad command key support.  W32 doesn't have virtual keys defined
    for the function keys on the keypad (they are mapped to the standard
-   fuction keys), so we define our own.  */
+   function keys), so we define our own.  */
 #define VK_NUMPAD_BEGIN         0x92
 #define VK_NUMPAD_CLEAR         (VK_NUMPAD_BEGIN + 0)
 #define VK_NUMPAD_ENTER         (VK_NUMPAD_BEGIN + 1)
diff --git a/src/w32uniscribe.c b/src/w32uniscribe.c
index f6347bb88f7..36197b3b28a 100644
--- a/src/w32uniscribe.c
+++ b/src/w32uniscribe.c
@@ -507,7 +507,7 @@ uniscribe_encode_char (struct font *font, int c)
           if (SUCCEEDED (result) && nglyphs == 1)
             {
               /* Some fonts return .notdef glyphs instead of failing.
-                 (Truetype spec reserves glyph code 0 for .notdef)  */
+                 (TrueType spec reserves glyph code 0 for .notdef)  */
               if (glyphs[0])
                 code = glyphs[0];
             }
@@ -961,4 +961,3 @@ syms_of_w32uniscribe (void)
 
   register_font_driver (&uniscribe_font_driver, NULL);
 }
-
diff --git a/src/window.c b/src/window.c
index b21671b4153..a7daa1353bd 100644
--- a/src/window.c
+++ b/src/window.c
@@ -467,67 +467,33 @@ Return nil if WINDOW has no previous sibling.  */)
   return decode_any_window (window)->prev;
 }
 
-DEFUN ("window-splits", Fwindow_splits, Swindow_splits, 0, 1, 0,
-       doc: /* Return splits status for the window WINDOW.
-If WINDOW is omitted or nil, it defaults to the selected window.
-
-If the value returned by this function is nil and WINDOW is resized, the
-corresponding space is preferably taken from (or given to) WINDOW's
-right sibling.  When WINDOW is deleted, its space is given to its left
-sibling.
-
-If the value returned by this function is non-nil, resizing and deleting
-WINDOW may resize all windows in the same combination.  */)
-  (Lisp_Object window)
-{
-  return decode_any_window (window)->splits;
-}
-
-DEFUN ("set-window-splits", Fset_window_splits, Sset_window_splits, 2, 2, 0,
-       doc: /* Set splits status of window WINDOW to STATUS.
-If WINDOW is omitted or nil, it defaults to the selected window.
-
-If STATUS is nil and WINDOW is later resized, the corresponding space is
-preferably taken from (or given to) WINDOW's right sibling.  When WINDOW
-is deleted, its space is given to its left sibling.
-
-If STATUS is non-nil, resizing and deleting WINDOW may resize all
-windows in the same combination.  */)
-  (Lisp_Object window, Lisp_Object status)
-{
-  register struct window *w = decode_any_window (window);
-
-  w->splits = status;
-
-  return w->splits;
-}
-
-DEFUN ("window-nest", Fwindow_nest, Swindow_nest, 0, 1, 0,
-       doc: /* Return nest status of window WINDOW.
+DEFUN ("window-combination-limit", Fwindow_combination_limit, Swindow_combination_limit, 0, 1, 0,
+       doc: /* Return combination limit of window WINDOW.
 If WINDOW is omitted or nil, it defaults to the selected window.
 
 If the return value is nil, child windows of WINDOW can be recombined with
-WINDOW's siblings.  A return value of non-nil means that child windows of
+WINDOW's siblings.  A return value of t means that child windows of
 WINDOW are never \(re-)combined with WINDOW's siblings.  */)
   (Lisp_Object window)
 {
-  return decode_any_window (window)->nest;
+  return decode_any_window (window)->combination_limit;
 }
 
-DEFUN ("set-window-nest", Fset_window_nest, Sset_window_nest, 2, 2, 0,
-       doc: /* Set nest status of window WINDOW to STATUS; return STATUS.
+DEFUN ("set-window-combination-limit", Fset_window_combination_limit, Sset_window_combination_limit, 2, 2, 0,
+       doc: /* Set combination limit of window WINDOW to STATUS; return STATUS.
 If WINDOW is omitted or nil, it defaults to the selected window.
 
-If STATUS is nil, child windows of WINDOW can be recombined with WINDOW's
-siblings.  STATUS non-nil means that child windows of WINDOW are never
-\(re-)combined with WINDOW's siblings.  */)
+If STATUS is nil, child windows of WINDOW can be recombined with
+WINDOW's siblings.  STATUS t means that child windows of WINDOW are
+never \(re-)combined with WINDOW's siblings.  Other values are reserved
+for future use.  */)
   (Lisp_Object window, Lisp_Object status)
 {
   register struct window *w = decode_any_window (window);
 
-  w->nest = status;
+  w->combination_limit = status;
 
-  return w->nest;
+  return w->combination_limit;
 }
 
 DEFUN ("window-use-time", Fwindow_use_time, Swindow_use_time, 0, 1, 0,
@@ -861,7 +827,7 @@ The inside edges do not include the space used by the WINDOW's scroll
 bar, display margins, fringes, header line, and/or mode line.  */)
   (Lisp_Object window)
 {
-  register struct window *w = decode_any_window (window);
+  register struct window *w = decode_window (window);
 
   return list4 (make_number (WINDOW_BOX_LEFT_EDGE_COL (w)
                              + WINDOW_LEFT_MARGIN_COLS (w)
@@ -876,9 +842,9 @@ bar, display margins, fringes, header line, and/or mode line.  */)
 }
 
 DEFUN ("window-inside-pixel-edges", Fwindow_inside_pixel_edges, Swindow_inside_pixel_edges, 0, 1, 0,
-       doc: /* Return a list of the edge pixel coordinates of WINDOW.
-The list has the form (LEFT TOP RIGHT BOTTOM), all relative to 0, 0 at
-the top left corner of the frame.
+       doc: /* Return a list of the edge pixel coordinates of WINDOW's text area.
+The list has the form (LEFT TOP RIGHT BOTTOM), all relative to (0,0)
+at the top left corner of the frame's window area.
 
 RIGHT is one more than the rightmost x position of WINDOW's text area.
 BOTTOM is one more than the bottommost y position of WINDOW's text area.
@@ -886,7 +852,7 @@ The inside edges do not include the space used by WINDOW's scroll bar,
 display margins, fringes, header line, and/or mode line.  */)
   (Lisp_Object window)
 {
-  register struct window *w = decode_any_window (window);
+  register struct window *w = decode_window (window);
 
   return list4 (make_number (WINDOW_BOX_LEFT_EDGE_X (w)
                              + WINDOW_LEFT_MARGIN_WIDTH (w)
@@ -903,9 +869,9 @@ display margins, fringes, header line, and/or mode line.  */)
 DEFUN ("window-inside-absolute-pixel-edges",
        Fwindow_inside_absolute_pixel_edges,
        Swindow_inside_absolute_pixel_edges, 0, 1, 0,
-       doc: /* Return a list of the edge pixel coordinates of WINDOW.
-The list has the form (LEFT TOP RIGHT BOTTOM), all relative to 0, 0 at
-the top left corner of the display.
+       doc: /* Return a list of the edge pixel coordinates of WINDOW's text area.
+The list has the form (LEFT TOP RIGHT BOTTOM), all relative to (0,0)
+at the top left corner of the frame's window area.
 
 RIGHT is one more than the rightmost x position of WINDOW's text area.
 BOTTOM is one more than the bottommost y position of WINDOW's text area.
@@ -913,7 +879,7 @@ The inside edges do not include the space used by WINDOW's scroll bar,
 display margins, fringes, header line, and/or mode line.  */)
   (Lisp_Object window)
 {
-  register struct window *w = decode_any_window (window);
+  register struct window *w = decode_window (window);
   int add_x, add_y;
   calc_absolute_offset (w, &add_x, &add_y);
 
@@ -1916,7 +1882,7 @@ recombine_windows (Lisp_Object window)
 
   w = XWINDOW (window);
   parent = w->parent;
-  if (!NILP (parent) && NILP (w->nest))
+  if (!NILP (parent) && NILP (w->combination_limit))
     {
       p = XWINDOW (parent);
       if (((!NILP (p->vchild) && !NILP (w->vchild))
@@ -2381,7 +2347,7 @@ Anything else means consider all windows on WINDOW's frame and no
 others.
 
 If WINDOW is not on the list of windows returned, some other window will
-be listed first but no error is signalled.  */)
+be listed first but no error is signaled.  */)
   (Lisp_Object window, Lisp_Object minibuf, Lisp_Object all_frames)
 {
   return window_list_1 (window, minibuf, all_frames);
@@ -2771,9 +2737,6 @@ window-start value is reasonable when this function is called.  */)
 
   replace_window (root, window, 1);
 
-  /* Reset WINDOW's splits status.  */
-  w->splits = Qnil;
-
   /* This must become SWINDOW anyway ....... */
   if (!NILP (w->buffer) && !resize_failed)
     {
@@ -3288,8 +3251,7 @@ make_parent_window (Lisp_Object window, int horflag)
   p->start = Qnil;
   p->pointm = Qnil;
   p->buffer = Qnil;
-  p->splits = Qnil;
-  p->nest = Qnil;
+  p->combination_limit = Qnil;
   p->window_parameters = Qnil;
 }
 
@@ -3336,7 +3298,7 @@ make_window (void)
   w->start_at_line_beg = w->display_table = w->dedicated = Qnil;
   w->base_line_number = w->base_line_pos = w->region_showing = Qnil;
   w->column_number_displayed = w->redisplay_end_trigger = Qnil;
-  w->splits = w->nest = w->window_parameters = Qnil;
+  w->combination_limit = w->window_parameters = Qnil;
   w->prev_buffers = w->next_buffers = Qnil;
   /* Initialize non-Lisp data.  */
   w->desired_matrix = w->current_matrix = 0;
@@ -3709,7 +3671,7 @@ set correctly.  See the code of `split-window' for how this is done.  */)
   int horflag
     /* HORFLAG is 1 when we split side-by-side, 0 otherwise.  */
     = EQ (side, Qt) || EQ (side, Qleft) || EQ (side, Qright);
-  int do_nest = 0;
+  int combination_limit = 0;
 
   CHECK_WINDOW (old);
   o = XWINDOW (old);
@@ -3718,11 +3680,11 @@ set correctly.  See the code of `split-window' for how this is done.  */)
 
   CHECK_NUMBER (total_size);
 
-  /* Set do_nest to 1 if we have to make a new parent window.  We do
-     that if either `window-nest' is non-nil, or OLD has no parent, or
-     OLD is ortho-combined.  */
-  do_nest =
-    !NILP (Vwindow_nest)
+  /* Set combination_limit to 1 if we have to make a new parent window.
+     We do that if either `window-combination-limit' is t, or OLD has no
+     parent, or OLD is ortho-combined.  */
+  combination_limit =
+    !NILP (Vwindow_combination_limit)
     || NILP (o->parent)
     || NILP (horflag
              ? (XWINDOW (o->parent)->hchild)
@@ -3742,8 +3704,8 @@ set correctly.  See the code of `split-window' for how this is done.  */)
     error ("Attempt to split minibuffer window");
   else if (XINT (total_size) < (horflag ? 2 : 1))
     error ("Size of new window too small (after split)");
-  else if (!do_nest && !NILP (Vwindow_splits))
-    /* `window-splits' non-nil means try to resize OLD's siblings
+  else if (!combination_limit && !NILP (Vwindow_combination_resize))
+    /* `window-combination-resize' non-nil means try to resize OLD's siblings
        proportionally.  */
     {
       p = XWINDOW (o->parent);
@@ -3767,7 +3729,7 @@ set correctly.  See the code of `split-window' for how this is done.  */)
     }
 
   /* This is our point of no return. */
-  if (do_nest)
+  if (combination_limit)
     {
       /* Save the old value of o->normal_cols/lines.  It gets corrupted
          by make_parent_window and we need it below for assigning it to
@@ -3776,12 +3738,9 @@ set correctly.  See the code of `split-window' for how this is done.  */)
 
       make_parent_window (old, horflag);
       p = XWINDOW (o->parent);
-      /* Store value of `window-nest' in new parent's nest slot.  */
-      p->nest = Vwindow_nest;
-      /* Have PARENT inherit splits slot value from OLD.  */
-      p->splits = o->splits;
-      /* Store value of `window-splits' in OLD's splits slot.  */
-      o->splits = Vwindow_splits;
+      /* Store value of `window-combination-limit' in new parent's
+         combination_limit slot.  */
+      p->combination_limit = Vwindow_combination_limit;
       /* These get applied below.  */
       p->new_total = horflag ? o->total_cols : o->total_lines;
       p->new_normal = new_normal;
@@ -3832,9 +3791,6 @@ set correctly.  See the code of `split-window' for how this is done.  */)
   n->scroll_bar_width = r->scroll_bar_width;
   n->vertical_scroll_bar_type = r->vertical_scroll_bar_type;
 
-  /* Store `window-splits' in NEW's splits slot.  */
-  n->splits = Vwindow_splits;
-
   /* Directly assign orthogonal coordinates and sizes.  */
   if (horflag)
     {
@@ -3974,10 +3930,9 @@ Signal an error when WINDOW is the only window on its frame.  */)
           /* Put SIBLING into PARENT's place.  */
           replace_window (parent, sibling, 0);
           /* Have SIBLING inherit the following three slot values from
-             PARENT (the nest slot is not inherited).  */
+             PARENT (the combination_limit slot is not inherited).  */
           s->normal_cols = p->normal_cols;
           s->normal_lines = p->normal_lines;
-          s->splits = p->splits;
           /* Mark PARENT as deleted.  */
           p->vchild = p->hchild = Qnil;
           /* Try to merge SIBLING into its new parent.  */
@@ -5364,7 +5319,7 @@ struct saved_window
   Lisp_Object left_margin_cols, right_margin_cols;
   Lisp_Object left_fringe_width, right_fringe_width, fringes_outside_margins;
   Lisp_Object scroll_bar_width, vertical_scroll_bar_type, dedicated;
-  Lisp_Object splits, nest, window_parameters;
+  Lisp_Object combination_limit, window_parameters;
 };
 
 #define SAVED_WINDOW_N(swv,n) \
@@ -5595,8 +5550,7 @@ the return value is nil.  Otherwise the value is t.  */)
           w->scroll_bar_width = p->scroll_bar_width;
           w->vertical_scroll_bar_type = p->vertical_scroll_bar_type;
           w->dedicated = p->dedicated;
-          w->splits = p->splits;
-          w->nest = p->nest;
+          w->combination_limit = p->combination_limit;
           w->window_parameters = p->window_parameters;
           XSETFASTINT (w->last_modified, 0);
           XSETFASTINT (w->last_overlay_modified, 0);
@@ -5874,8 +5828,7 @@ save_window_save (Lisp_Object window, struct Lisp_Vector *vector, int i)
       p->scroll_bar_width = w->scroll_bar_width;
       p->vertical_scroll_bar_type = w->vertical_scroll_bar_type;
       p->dedicated = w->dedicated;
-      p->splits = w->splits;
-      p->nest = w->nest;
+      p->combination_limit = w->combination_limit;
       p->window_parameters = w->window_parameters;
       if (!NILP (w->buffer))
         {
@@ -6338,7 +6291,8 @@ freeze_window_starts (struct frame *f, int freeze_p)
    and the like.
 
    This ignores a couple of things like the dedicatedness status of
-   window, splits, nest and the like.  This might have to be fixed.  */
+   window, combination_limit and the like.  This might have to be
+   fixed.  */
 
 int
 compare_window_configurations (Lisp_Object configuration1, Lisp_Object configuration2, int ignore_positions)
@@ -6542,41 +6496,39 @@ will redraw the entire frame; the special value `tty' causes the
 frame to be redrawn only if it is a tty frame.  */);
   Vrecenter_redisplay = Qtty;
 
-  DEFVAR_LISP ("window-splits", Vwindow_splits,
-               doc: /* Non-nil means splitting windows is handled specially.
+  DEFVAR_LISP ("window-combination-resize", Vwindow_combination_resize,
+               doc: /* Non-nil means resize window combinations proportionally.
 If this variable is nil, splitting a window gets the entire screen space
-for displaying the new window from the window to split.  If this
-variable is non-nil, splitting a window may resize all windows in the
-same combination.  This also allows to split a window that is otherwise
-too small or of fixed size.
-
-The value of this variable is also assigned to the split status of the
-new window and, provided the old and new window form a new combination,
-to the window that was split as well.  The split status of a window can
-be retrieved with the function `window-splits' and altered by the
-function `set-window-splits'.
-
-If the value of the variable `window-nest' is non-nil, the space for the
-new window is exclusively taken from the window that shall be split, but
-the split status of the window that is split as well as that of the new
-window are still set to the value of this variable.  */);
-  Vwindow_splits = Qnil;
-
-  DEFVAR_LISP ("window-nest", Vwindow_nest,
+for displaying the new window from the window to split.  Deleting and
+resizing a window preferably resizes one adjacent window only.
+
+If this variable is non-nil, splitting a window tries to get the space
+proportionally from all windows in the same combination.  This also
+allows to split a window that is otherwise too small or of fixed size.
+Resizing and deleting a window proportionally resize all windows in the
+same combination.
+
+This variable takes no effect if `window-combination-limit' is non-nil.  */);
+  Vwindow_combination_resize = Qnil;
+
+  DEFVAR_LISP ("window-combination-limit", Vwindow_combination_limit,
                doc: /* Non-nil means splitting a window makes a new parent window.
 If this variable is nil, splitting a window will create a new parent
 window only if the window has no parent window or the window shall
-become a combination orthogonal to the one it it is part of.
+become a combination orthogonal to the one it is part of.
+
+If this variable is t, splitting a window always creates a new parent
+window.  If all splits behave this way, each frame's window tree is a
+binary tree and every window but the frame's root window has exactly one
+sibling.
 
-If this variable is non-nil, splitting a window always creates a new
-parent window.  If all splits behave this way, each frame's window tree
-is a binary tree and every window but the frame's root window has
-exactly one sibling.
+Other values are reserved for future use.
 
-The value of this variable is also assigned to the nest status of the
-new parent window.  The nest status of a window can be retrieved via the
-function `window-nest' and altered by the function `set-window-nest'.  */);
-  Vwindow_nest = Qnil;
+The value of this variable is also assigned to the combination-limit
+status of the new parent window.  The combination-limit status of a
+window can be retrieved via the function `window-combination-limit' and
+altered by the function `set-window-combination-limit'.  */);
+  Vwindow_combination_limit = Qnil;
 
   defsubr (&Sselected_window);
   defsubr (&Sminibuffer_window);
@@ -6596,10 +6548,8 @@ function `window-nest' and altered by the function `set-window-nest'.  */);
   defsubr (&Swindow_left_child);
   defsubr (&Swindow_next_sibling);
   defsubr (&Swindow_prev_sibling);
-  defsubr (&Swindow_splits);
-  defsubr (&Sset_window_splits);
-  defsubr (&Swindow_nest);
-  defsubr (&Sset_window_nest);
+  defsubr (&Swindow_combination_limit);
+  defsubr (&Sset_window_combination_limit);
   defsubr (&Swindow_use_time);
   defsubr (&Swindow_top_line);
   defsubr (&Swindow_left_column);
diff --git a/src/window.h b/src/window.h
index 6a9641e3e6d..de0f7307a51 100644
--- a/src/window.h
+++ b/src/window.h
@@ -258,13 +258,8 @@ struct window
        must run the redisplay-end-trigger-hook.  */
     Lisp_Object redisplay_end_trigger;
 
-    /* Non-nil means deleting or resizing this window distributes
-       space among all windows in the same combination.  */
-    Lisp_Object splits;
-
-    /* Non-nil means this window's child windows are never
-       (re-)combined.  */
-    Lisp_Object nest;
+    /* t means this window's child windows are not (re-)combined.  */
+    Lisp_Object combination_limit;
 
     /* Alist of <buffer, window-start, window-point> triples listing
        buffers previously shown in this window.  */
diff --git a/src/xdisp.c b/src/xdisp.c
index f5a39306c35..747b91fa4ab 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -19487,9 +19487,18 @@ display_line (struct it *it)
       overlay_arrow_seen = 1;
     }
 
+  /* Highlight trailing whitespace.  */
+  if (!NILP (Vshow_trailing_whitespace))
+    highlight_trailing_whitespace (it->f, it->glyph_row);
+
   /* Compute pixel dimensions of this line.  */
   compute_line_metrics (it);
 
+  /* Implementation note: No changes in the glyphs of ROW or in their
+     faces can be done past this point, because compute_line_metrics
+     computes ROW's hash value and stores it within the glyph_row
+     structure.  */
+
   /* Record whether this row ends inside an ellipsis.  */
   row->ends_in_ellipsis_p
     = (it->method == GET_FROM_DISPLAY_VECTOR
@@ -19524,10 +19533,6 @@ display_line (struct it *it)
       && cursor_row_p (row))
     set_cursor_from_row (it->w, row, it->w->desired_matrix, 0, 0, 0, 0);
 
-  /* Highlight trailing whitespace.  */
-  if (!NILP (Vshow_trailing_whitespace))
-    highlight_trailing_whitespace (it->f, it->glyph_row);
-
   /* Prepare for the next line.  This line starts horizontally at (X
      HPOS) = (0 0).  Vertical positions are incremented.  As a
      convenience for the caller, IT->glyph_row is set to the next
@@ -22161,7 +22166,7 @@ get_glyph_face_and_encoding (struct frame *f, struct glyph *glyph,
 
 
 /* Get glyph code of character C in FONT in the two-byte form CHAR2B.
-   Retunr 1 if FONT has a glyph for C, otherwise return 0.  */
+   Return 1 if FONT has a glyph for C, otherwise return 0.  */
 
 static inline int
 get_char_glyph_code (int c, struct font *font, XChar2b *char2b)
@@ -22233,6 +22238,12 @@ fill_composite_glyph_string (struct glyph_string *s, struct face *base_face,
     }
   s->cmp_to = i;
 
+  if (s->face == NULL)
+    {
+      s->face = base_face->ascii_face;
+      s->font = s->face->font;
+    }
+
   /* All glyph strings for the same composition has the same width,
      i.e. the width set for the first component of the composition.  */
   s->width = s->first_glyph->pixel_width;
@@ -23844,7 +23855,7 @@ produce_stretch_glyph (struct it *it)
     {
       width = it->last_visible_x - it->current_x;
 #ifdef HAVE_WINDOW_SYSTEM
-      /* Subtact one more pixel from the stretch width, but only on
+      /* Subtract one more pixel from the stretch width, but only on
          GUI frames, since on a TTY each glyph is one "pixel" wide.  */
       width -= FRAME_WINDOW_P (it->f);
 #endif
@@ -28206,7 +28217,6 @@ syms_of_xdisp (void)
   DEFSYM (Qhollow, "hollow");
   DEFSYM (Qhand, "hand");
   DEFSYM (Qarrow, "arrow");
-  DEFSYM (Qtext, "text");
   DEFSYM (Qinhibit_free_realized_faces, "inhibit-free-realized-faces");
 
   list_of_error = Fcons (Fcons (intern_c_string ("error"),
@@ -28675,7 +28685,7 @@ To add a prefix to continuation lines, use `wrap-prefix'.  */);
   DEFVAR_INT ("overline-margin", overline_margin,
                doc: /* *Space between overline and text, in pixels.
 The default value is 2: the height of the overline (1 pixel) plus 1 pixel
-margin to the caracter height.  */);
+margin to the character height.  */);
   overline_margin = 2;
 
   DEFVAR_INT ("underline-minimum-offset",
diff --git a/src/xfaces.c b/src/xfaces.c
index 9faa7c79e0b..849ad6bbdf4 100644
--- a/src/xfaces.c
+++ b/src/xfaces.c
@@ -27,7 +27,7 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 
    1. Font family name.
 
-   2. Font foundary name.
+   2. Font foundry name.
 
    3. Relative proportionate width, aka character set width or set
    width (swidth), e.g. `semi-compressed'.
@@ -4189,12 +4189,12 @@ prepare_face_for_display (struct frame *f, struct face *face)
 static int
 color_distance (XColor *x, XColor *y)
 {
-  /* This formula is from a paper title `Colour metric' by Thiadmer Riemersma.
+  /* This formula is from a paper titled `Colour metric' by Thiadmer Riemersma.
      Quoting from that paper:
 
          This formula has results that are very close to L*u*v* (with the
          modified lightness curve) and, more importantly, it is a more even
-         algorithm: it does not have a range of colours where it suddenly
+         algorithm: it does not have a range of colors where it suddenly
          gives far from optimal results.
 
      See <http://www.compuphase.com/cmetric.htm> for more info.  */
diff --git a/src/xfns.c b/src/xfns.c
index 49c4c774cae..6de412c4e68 100644
--- a/src/xfns.c
+++ b/src/xfns.c
@@ -2929,7 +2929,7 @@ unwind_create_frame (Lisp_Object frame)
     return Qnil;
 
   /* If frame is ``official'', nothing to do.  */
-  if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame))
+  if (NILP (Fmemq (frame, Vframe_list)))
     {
 #if GLYPH_DEBUG && XASSERTS
       struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
@@ -3691,7 +3691,7 @@ If omitted or nil, that stands for the selected frame's display.  */)
 
 DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0,
        doc: /* Return the "vendor ID" string of the X server of display TERMINAL.
-\(Labelling every distributor as a "vendor" embodies the false assumption
+\(Labeling every distributor as a "vendor" embodies the false assumption
 that operating systems cannot be developed and distributed noncommercially.)
 The optional argument TERMINAL specifies which display to ask about.
 TERMINAL should be a terminal object, a frame or a display name (a string).
diff --git a/src/xfont.c b/src/xfont.c
index 2c3ca911623..60e5aa6e98e 100644
--- a/src/xfont.c
+++ b/src/xfont.c
@@ -272,8 +272,8 @@ xfont_chars_supported (Lisp_Object chars, XFontStruct *xfont,
   return 0;
 }
 
-/* A hash table recoding which font supports which scritps.  Each key
-   is a vector of characteristic font propertis FOUNDRY to WIDTH and
+/* A hash table recoding which font supports which scripts.  Each key
+   is a vector of characteristic font properties FOUNDRY to WIDTH and
    ADDSTYLE, and each value is a list of script symbols.
 
    We assume that fonts that have the same value in the above
@@ -281,7 +281,7 @@ xfont_chars_supported (Lisp_Object chars, XFontStruct *xfont,
 
 static Lisp_Object xfont_scripts_cache;
 
-/* Re-usable vector to store characteristic font properites.   */
+/* Re-usable vector to store characteristic font properties.   */
 static Lisp_Object xfont_scratch_props;
 
 /* Return a list of scripts supported by the font of FONTNAME whose
diff --git a/src/xselect.c b/src/xselect.c
index adee1872dba..4bfab4143cc 100644
--- a/src/xselect.c
+++ b/src/xselect.c
@@ -2355,7 +2355,7 @@ x_fill_property_data (Display *dpy, Lisp_Object data, void *ret, int format)
    F is the frame to be used to look up X atoms if the TYPE is XA_ATOM.
    DATA is a C array of values to be converted.
    TYPE is the type of the data.  Only XA_ATOM is special, it converts
-   each number in DATA to its corresponfing X atom as a symbol.
+   each number in DATA to its corresponding X atom as a symbol.
    FORMAT is 8, 16 or 32 and gives the size in bits for each C value to
    be stored in RET.
    SIZE is the number of elements in DATA.
diff --git a/src/xsettings.c b/src/xsettings.c
index d57f3b5be81..a8604ac5897 100644
--- a/src/xsettings.c
+++ b/src/xsettings.c
@@ -121,7 +121,7 @@ store_font_name_changed (const char *newfont)
 }
 #endif /* HAVE_XFT */
 
-/* Map TOOL_BAR_STYLE from a string to its correspinding Lisp value.
+/* Map TOOL_BAR_STYLE from a string to its corresponding Lisp value.
    Return Qnil if TOOL_BAR_STYLE is not known.  */
 
 static Lisp_Object
diff --git a/src/xsmfns.c b/src/xsmfns.c
index 55daec73307..7deac7b14e4 100644
--- a/src/xsmfns.c
+++ b/src/xsmfns.c
@@ -462,7 +462,7 @@ x_session_initialize (struct x_display_info *dpyinfo)
       Vx_session_id = build_string (client_id);
 
 #ifdef USE_GTK
-      /* GTK creats a leader window by itself, but we need to tell
+      /* GTK creates a leader window by itself, but we need to tell
          it about our client_id.  */
       gdk_x11_set_sm_client_id (client_id);
 #else
diff --git a/src/xterm.c b/src/xterm.c
index 49a21d683d4..f8af8ae3df0 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -6129,7 +6129,7 @@ handle_one_xevent (struct x_display_info *dpyinfo, XEvent *eventptr,
           {
             /* Gnome shell does not iconify us when C-z is pressed.  It hides
                the frame.  So if our state says we aren't hidden anymore,
-               treat is as deiconfied.  */
+               treat it as deiconified.  */
             if (! f->async_iconified)
               SET_FRAME_GARBAGED (f);
             f->async_visible = 1;
diff --git a/src/xterm.h b/src/xterm.h
index e10a6bc34f0..1d2ce9a2d3c 100644
--- a/src/xterm.h
+++ b/src/xterm.h
@@ -330,7 +330,7 @@ struct x_display_info
   ptrdiff_t x_dnd_atoms_length;
 
   /* Extended window manager hints, Atoms supported by the window manager and
-     atoms for settig the window type.  */
+     atoms for setting the window type.  */
   Atom Xatom_net_supported, Xatom_net_supporting_wm_check;
   Atom *net_supported_atoms;
   int nr_net_supported_atoms;