Eli Zaretskii [Sat, 30 May 2015 16:25:53 +0000 (19:25 +0300)]
Fix display of composite characters with large fonts
* src/xdisp.c (x_produce_glyphs): Call normal_char_ascent_descent
for reasonable values of font ascent and descent.
(get_font_ascent_descent): New function.
* src/composite.c (composition_gstring_width): Call
get_font_ascent_descent for reasonable values of font ascent and
descent.
* dispextern.h: Add prototype for get_font_ascent_descent.
Eli Zaretskii [Sat, 30 May 2015 09:33:08 +0000 (12:33 +0300)]
Fix display of cursor at end of empty lines
* src/xdisp.c (normal_char_ascent_descent): Accept additional
argument: the character to use for metrics in case the font
declares too large ascent and descent values. Add 1 pixel to
ascent and descent values.
(normal_char_height): Accept additional argument: the character to
use for metrics in case the font declares too large height value.
Call normal_char_ascent_descent instead of doing calculations for
a different default character.
(estimate_mode_line_height, handle_single_display_spec)
(calc_pixel_width_or_height, produce_stretch_glyph)
(calc_line_height_property, produce_glyphless_glyph): All callers
changed.
(append_space_for_newline): Make sure the space glyph produced at
end of line has correct ascent and descent values, and the glyph
row has correct height, even when it's empty.
Eli Zaretskii [Fri, 29 May 2015 14:09:45 +0000 (17:09 +0300)]
Fix line dimensions from line-height property
* src/xdisp.c (normal_char_ascent_descent): New function,
extracted from produce_glyphless_glyph.
(calc_line_height_property, produce_glyphless_glyph): Use it to
compute reasonable estimates of ascent and descent for large
fonts.
Eli Zaretskii [Fri, 29 May 2015 13:41:10 +0000 (16:41 +0300)]
Fix display of stretch glyphs with large fonts
* src/xdisp.c (normal_char_height): New function.
(calc_pixel_width_or_height, produce_stretch_glyph): Use it to
compute more reasonable estimation of a "normal character height"
when the font claims preposterously large height values.
Eli Zaretskii [Thu, 28 May 2015 17:23:41 +0000 (20:23 +0300)]
Fix display of glyphless characters with problematic fonts
* src/w32term.c (x_draw_glyph_string_background): Force redraw of
glyph string background also when the font in use claims
preposterously large global height value. Helps to remove
artifacts left from previous displays when glyphless characters
are displayed as hex code in a box.
* src/xterm.c (x_draw_glyph_string_background): Force redraw of
glyph string background also when the font in use claims
preposterously large global height value. Helps to remove
artifacts left from previous displays when glyphless characters
are displayed as hex code in a box.
* src/w32font.c (w32font_draw): Fix background drawing for
glyphless characters that display as acronyms or hex codes in a
box.
* src/xftfont.c (xftfont_draw): Fix background drawing for
glyphless characters that display as acronyms or hex codes in a
box.
* src/xdisp.c (produce_glyphless_glyph): Compute reasonable values
for it->ascent and it->descent when the font claims preposterously
large global values.
(FONT_TOO_HIGH): Move from here...
* src/dispextern.h (FONT_TOO_HIGH): ...to here.
Eli Zaretskii [Wed, 27 May 2015 14:56:16 +0000 (17:56 +0300)]
Avoid very high screen lines with some fonts
* src/xdisp.c (get_phys_cursor_geometry): Adjust the height of the
cursor to avoid weird-looking hollow cursor with fonts that have
large ascent values for some glyphs. This avoids having the
hollow cursor start too low.
(append_space_for_newline): Adjust the ascent value of the newline
glyph, so that the hollow cursor at end of line displays
correctly.
(FONT_TOO_HIGH): New macro.
(x_produce_glyphs): Use it to detect fonts that claim a
preposterously large height, in which case we use per-glyph ascent
and descent values. (Bug#20628)
Michael Albinus [Wed, 27 May 2015 13:47:16 +0000 (15:47 +0200)]
Improve tramp-handle-make-auto-save-file-name
* tramp.el (tramp-auto-save-directory): Add :tags.
(tramp-handle-make-auto-save-file-name): Let native
`make-auto-save-file-name' use `auto-save-file-name-transforms',
if `tramp-auto-save-directory' is not set.
Paul Eggert [Tue, 26 May 2015 19:29:38 +0000 (12:29 -0700)]
Handle curved quotes in info files
* lisp/calc/calc-help.el (calc-describe-thing):
* lisp/info.el (Info-find-index-name)
(Info-try-follow-nearest-node, Info-fontify-node):
* lisp/vc/ediff-help.el (ediff-help-for-quick-help):
In info files, process quotes ‘like this’ the same way we process
quotes `like this'. This catches a few places we missed earlier.
Dmitry Gutov [Tue, 26 May 2015 16:28:38 +0000 (19:28 +0300)]
xref-prompt-for-identifier: Use a list value
* lisp/progmodes/xref.el (xref-prompt-for-identifier): Allow list
value, to be interpreted as a list of commands.
(xref--prompt-p): New function.
(xref--read-identifier): Use it.
Eli Zaretskii [Tue, 26 May 2015 15:29:40 +0000 (18:29 +0300)]
Teach MS-Windows font back-end return per-glyph ascent/descent
* src/w32font.h (struct w32_metric_cache): Add ascent and descent
values.
* src/w32font.c (w32font_text_extents): Compute, cache, and
accumulate per-glyph ascent and descent values, instead of copying
global values from the font. If the values are not available from
the font data, i.e., non-TTF fonts, fall back on font-global values.
(compute_metrics): Compute and return per-glyph ascent and descent
values, if returned by GetGlyphOutlineW, falling back on
font-global values. (Bug#20628)
* src/w32term.c (w32_draw_rectangle): Add 1 pixel to width and
height of rectangle to be drawn, to be compatible with
XDrawRectangle. Fixes glyphless-char display as hex codes in a
box, when per-glyph ascent/descent values are used.
Michael Albinus [Tue, 26 May 2015 07:35:38 +0000 (09:35 +0200)]
Fix Bug#20621
* lisp/net/tramp-sh.el (tramp-set-auto-save): Remove it. There
are major modes which set `auto-save-mode' on their own rules;
Tramp shall not overwrite such settings.
Philipp Stephani [Mon, 25 May 2015 21:03:50 +0000 (17:03 -0400)]
* lisp/term/xterm.el: Add gui-get-selection support via OSC-52
(xterm--extra-capabilities-type): Add `getSelection'.
(xterm--query): Add `no-async' argument.
(xterm--init-activate-get-selection): New function.
(terminal-init-xterm): Use it.
(xterm--init-modify-other-keys): Rename from
terminal-init-xterm-modify-other-keys.
(xterm--init-bracketed-paste-mode): Rename from
terminal-init-xterm-bracketed-paste-mode.
(xterm--init-activate-set-selection): Rename from
terminal-init-xterm-activate-set-selection.
(xterm--selection-char): New function.
(gui-backend-set-selection): Use it. Use the &context to only apply
this method in terminals where we enabled the feature.
(gui-backend-get-selection): New method.
Eli Zaretskii [Mon, 25 May 2015 15:08:09 +0000 (18:08 +0300)]
Fix a typo in last commit
* lib-src/etags.c (C_entries): Fix a typo.
* test/etags/ETAGS.good_1:
* test/etags/ETAGS.good_2:
* test/etags/ETAGS.good_3:
* test/etags/ETAGS.good_4:
* test/etags/ETAGS.good_5:
* test/etags/CTAGS.good: Update due to the change in etags.c.
Eli Zaretskii [Mon, 25 May 2015 15:02:21 +0000 (18:02 +0300)]
Fix tagging of class members in C-like OO languages
* lib-src/etags.c (longopts): Add new option --class-qualify and
its shorthand -Q.
(print_help): Add help text for --class-qualify.
(main): Add handling of -Q.
(consider_token, C_entries) <omethodparm>: Append argument types
to Objective C methods only if --class-qualify was specified.
Qualify C++, Objective C, and Java class members with their class
names only if --class-qualify was specified.
(C_entries): If --class-qualify was not specified, remove the
namespace and class qualifiers from tag names of C++ methods.
This allows to use etags.el as xref back-end without the
tag-symbol-match-p method, which greatly increases the number of
potentially false positives. (Bug#20629)
* doc/man/etags.1: Update to document the new --class-qualify
option.
* test/etags/ETAGS.good_1:
* test/etags/ETAGS.good_2:
* test/etags/ETAGS.good_3:
* test/etags/ETAGS.good_4:
* test/etags/ETAGS.good_5:
* test/etags/CTAGS.good: Update due to changes in etags.c.
Artur Malabarba [Sun, 24 May 2015 22:38:53 +0000 (23:38 +0100)]
* lisp/emacs-lisp/tabulated-list.el: New optional print method
(tabulated-list-print): New optional argument, UPDATE. If
non-nil, the list is printed by only adding and deleting the
changed entries, instead of erasing the whole buffer. This method
is much faster when few or no entries have changed.
* doc/lispref/modes.texi (Tabulated List Mode): Document it.
Paul Eggert [Sun, 24 May 2015 21:20:10 +0000 (14:20 -0700)]
Simpilify etags TEX mode scanning
* lib-src/etags.c (TEX_mode, TEX_esc, TEX_opgrp, TEX_clgrp):
Remove static vars.
(TeX_commands): Deduce escapes here instead.
(TEX_LESC, TEX_SESC, TEX_mode): Remove; all uses removed.
This removes the need for a reset_input call.
Paul Eggert [Sun, 24 May 2015 21:20:09 +0000 (14:20 -0700)]
Improve etags I/O error reporting
* lib-src/etags.c:
Don't include sys/types.h and sys/stat.h; no longer needed.
(infilename): New static var.
(process_file_name): Don't call 'stat'. Instead, just open the
file for reading and report any errors. Don't bother making
a copy of the file argument; it's not needed. Be more careful to
use the failing errno when reporting an error.
Quote the real name better (though no perfectly)
when passing it to the shell.
(reset_input): New function, which reports I/O errors.
All uses of 'rewind' changed to use this function.
(perhaps_more_input): New function, which also checks for
I/O errors. All uses of 'feof' changed to use this function.
(analyze_regex): Report an error if fclose fails.
(readline_internal): Report an error if getc fails.
(etags_mktmp): Return an error if close fails.
Paul Eggert [Sat, 23 May 2015 22:18:12 +0000 (15:18 -0700)]
Cleanup etags.c to use locale-independent code
Although this doesn't alter behavior (as etags doesn't use
setlocale), the new version is more clearly locale-independent and
the executable is a bit smaller on my platform.
* lib-src/etags.c: Include <limits.h>, for UCHAR_MAX.
Include <c-ctype.h> instead of <ctype.h>.
(CHARS, CHAR, init, _wht, _nin, _itk, _btk, _etk, white, nonam, endtk)
(begtk, midtk):
Remove; no longer needed.
(iswhite, ISALNUM, ISALPHA, ISDIGIT, ISLOWER, lowcase): Remove.
All callers changed to use c_isspace, c_isalnum, c_isalpha, c_isdigit,
c_islower, c_tolower, respectively.
(notinname, begtoken, intoken, endtoken): Rewrite as functions
instead of macros, and initialize the tables at compile-time
rather than at run-time.
* lisp/menu-bar.el (menu-bar-edit-menu):
Use gui-backend-selection-exists-p.
* lisp/select.el (x-get-clipboard): Use gui-backend-get-selection.
(gui-backend-get-selection): New cl-generic to replace
gui-get-selection method.
(gui-backend-set-selection): New cl-generic to replace
gui-set-selection method.
(gui-selection-owner-p): New cl-generic to replace
gui-selection-owner-p method.
(gui-backend-selection-exists-p): New cl-generic to replace
gui-selection-exists-p method. Adjust all callers.
* lisp/server.el (server-create-window-system-frame): Don't ignore
window-system spec even when unsupported.
* lisp/simple.el (deactivate-mark): Use new gui-backend-* functions.
* lisp/startup.el (handle-args-function, window-system-initialization):
Use cl-defgeneric.
(command-line): Adjust calls accordingly.
* lisp/term/ns-win.el (ns-window-system-initialization): Turn into
a window-system-initialization method.
(handle-args-function, frame-creation-function): Use cl-defmethod.
(gui-set-selection, gui-selection-owner-p, gui-selection-exists-p)
(gui-get-selection): Use cl-defmethod on the new functions instead.
* lisp/term/pc-win.el (w16-get-selection-value): Turn into
a gui-backend-get-selection method.
(gui-selection-exists-p, gui-selection-owner-p, gui-set-selection):
Use cl-defmethod on the new functions instead.
(msdos-window-system-initialization): Turn into
a window-system-initialization method.
(frame-creation-function, handle-args-function): Use cl-defmethod.
* lisp/term/w32-win.el (w32-window-system-initialization): Turn into
a window-system-initialization method.
(handle-args-function, frame-creation-function): Use cl-defmethod.
(gui-set-selection, gui-selection-owner-p, gui-selection-exists-p)
(gui-get-selection): Use cl-defmethod on the new functions instead.
* lisp/term/x-win.el (x-window-system-initialization): Turn into
a window-system-initialization method.
(handle-args-function, frame-creation-function): Use cl-defmethod.
(gui-set-selection, gui-selection-owner-p, gui-selection-exists-p)
(gui-get-selection): Use cl-defmethod on the new functions instead.
* lisp/term/xterm.el (xterm--set-selection): Turn into
a gui-backend-set-selection method.
(package--update-selected-packages): New function.
(package-menu-execute): Use it before starting the transaction,
this way the list of selected packages is updated even when the
transaction fails.
(package-menu--perform-transaction): Don't edit selected-packages.
Eli Zaretskii [Sat, 23 May 2015 08:35:45 +0000 (11:35 +0300)]
Fix etags reading of compressed files
* lib-src/etags.c (O_CLOEXEC) [WINDOWSNT]: Define.
Include fcntl.h, for O_CLOEXEC.
(process_file_name): Don't use 'popen', whose streams cannot be
rewound. Instead, uncompress the file to a temporary file,
created by 'etags_mktmp', and read from that as usual.
(etags_mktmp): New function.
* test/etags/ETAGS.good_1:
* test/etags/ETAGS.good_2:
* test/etags/ETAGS.good_3:
* test/etags/ETAGS.good_4:
* test/etags/ETAGS.good_5: Update to be consistent with latest
changes in etags.c regarding reading compressed files.
Eli Zaretskii [Sat, 23 May 2015 08:03:30 +0000 (11:03 +0300)]
Fix documentation of forward-line
* src/cmds.c (Fforward_line): Clarify the return value if the line
at end of accessible portion of the buffer has no newline.
* doc/lispref/positions.texi (Text Lines): Document what happens
if the line at end of accessible portion of buffer has no newline.
Glenn Morris [Fri, 22 May 2015 06:44:00 +0000 (23:44 -0700)]
Generate admin/charsets Makefile via configure, and make more portable.
* configure.ac (SUBDIR_MAKEFILES): Add admin/charsets/Makefile.
(admin/charsets/Makefile): Generate it.
* admin/charsets/Makefile.in: Rename from Makefile.
(AWK, srcdir, top_srcdir, AM_DEFAULT_VERBOSITY):
New variables, set by configure.
(charsetdir, lispintdir, mapfiledir, AM_V_GEN, am__v_GEN_)
(am__v_GEN_0, am__v_GEN_1, AM_V_at, am__v_at_, am__v_at_0)
(am__v_at_1, LOCAL, mapconv, run_mapconv, big5, compact, cp51932)
(cp932, eucjp_ms, gb180302, gb180304, kuten): New variables.
(TRANS_TABLE, CHARSETS): Add directory prefix to value.
(all): Declare PHONY.
(local): New PHONY target.
(map_template): New template. Use to define short PHONY aliases.
(*.map): Add directory prefixes to targets and prerequisites.
Respect make verbosity.
(JISC6226.map): Replace non-portable sed append without newline.
(install): Remove rule.
(clean): Only delete temporary sedscript.
(bootstrap-clean, distclean, maintainer-clean, extraclean)
(totalclean): New PHONY rules.
* admin/charsets/mapconv (BASE): Replace basename with expr.
(FILE): Add "mapfiles" subdirectory.
(AWK): New variable. Use throughout in place of "awk".
(main): Use "gunzip -c" in place of "zcat".
Don't leave whitespace before "p", for older sed.
* admin/charsets/mapfiles/PTCP154: Add final newline,
to make older sed versions happy.
; * .gitignore: Ignore admin/charsets/Makefile.
Stefan Monnier [Fri, 22 May 2015 03:46:10 +0000 (23:46 -0400)]
Change defgeneric so it doesn't completely redefine the function
* lisp/emacs-lisp/cl-generic.el (cl-generic-define): Don't throw away
previously defined methods.
(cl-generic-define-method): Let-bind purify-flag instead of using `fset'.
(cl--generic-prefill-dispatchers): Only define during compilation.
(cl-method-qualifiers): Remove redundant alias.
(help-fns-short-filename): Silence byte-compiler.
* test/automated/cl-generic-tests.el: Adjust to new defgeneric semantics.
kwhite [Thu, 21 May 2015 19:30:18 +0000 (14:30 -0500)]
* lisp/erc/erc.el: Hide network/channel messages
(erc-network-hide-list, etc-channel-hide-list): New lists to define
message types per network/channel.
(erc-add-targets): New function to parse list of targets
(erc-hide-current-message-p): Modified to check for new targets
Eli Zaretskii [Thu, 21 May 2015 16:38:19 +0000 (19:38 +0300)]
Fix a minor problem with mouse-face on mode line
* src/xdisp.c (note_mode_line_or_margin_highlight): Reset the
mouse face also if the mouse pointer hovers above mode-line glyphs
that don't come from any Lisp string. (Bug#20620)
(package-menu--partition-transaction): New function.
(package-menu--prompt-transaction-p, package-menu-execute): Use
it.
(package-menu--perform-transaction): Don't do any messaging.
Paul Eggert [Thu, 21 May 2015 05:16:53 +0000 (22:16 -0700)]
Revert doc string changes to f90.el
Problem reported by Glenn Morris in:
http://lists.gnu.org/archive/html/emacs-devel/2015-05/msg00596.html
* lisp/progmodes/f90.el (f90-mode, f90-abbrev-start):
Revert recent changes to doc strings, as it's intended that they
use grave accent, not quote.
Eli Zaretskii [Wed, 20 May 2015 15:18:33 +0000 (18:18 +0300)]
Fix slash collapsing in etags on MS-Windows
* lib-src/etags.c (canonicalize_filename) [DOS_NT]: Separate the
MS-Windows code from the Posix code, and support collapsing both
forward- and back-slashes on MS-Windows. Fixes a regression found
by the test suite.
Oleh Krehel [Tue, 19 May 2015 07:49:12 +0000 (09:49 +0200)]
Add let-when-compile macro instead of using pcase-let
* lisp/subr.el (let-when-compile): New let-like macro that makes its
bindings known to macros like `eval-when-compile' in the body.
* lisp/emacs-lisp/lisp-mode.el: Change the top-level `pcase-let' to a
`let-when-compile'. Also comment out the unused lexical var
`el-kws-re'.
The change greatly improves readability, while providing almost the
same (even shorter) byte code: instead of pre-evaluating 10 variables,
tossing them into a list, and destructuring that list a full screen
page later, the variables are simply bound as they are evaluated,
wrapped individually in `eval-when-compile'.
(package--used-elsewhere-p): New optional arg, ALL, and return
package-desc objects instead of names.
(package-delete): Update accordingly.
(describe-package-1): Describe which packages require the package.
Martin Rudalics [Wed, 20 May 2015 06:49:23 +0000 (08:49 +0200)]
Improve `switch-to-buffer' in strongly dedicated windows (Bug#20472)
* lisp/window.el (switch-to-buffer-in-dedicated-window): New option.
(switch-to-buffer): If the selected window is strongly dedicated
to its buffer, signal error before prompting for buffer name. Handle
`switch-to-buffer-in-dedicated-window'. (Bug#20472)
* doc/lispref/windows.texi (Switching Buffers): Document
`switch-to-buffer-in-dedicated-window'.
Paul Eggert [Tue, 19 May 2015 17:38:47 +0000 (10:38 -0700)]
Try to port new etags tests to MS-Windows
* test/etags/CTAGS.good, test/etags/ETAGS.good_1:
* test/etags/ETAGS.good_2, test/etags/ETAGS.good_3:
* test/etags/ETAGS.good_4, test/etags/ETAGS.good_5:
Adjust to test-case changes below.
* test/etags/Makefile (CSRC): Remove dostorture.c.
Whatever it was trying to test, wasn't working portably.
(LC_ALL): Remove. Apparently there wasn't an encoding problem,
just a line-ending problem.
* test/etags/c-src/dostorture.c: Remove.
* test/etags/cp-src/c.C: Remove stray CR.
* test/etags/html-src/algrthms.html: Remove trailing CRs.
State UTF-8 as the encoding. The file is ASCII so it doesn't matter,
but if someone edits it later it should stay UTF-8-compatible.