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Commit Graph

124 Commits

Author SHA1 Message Date
Paul Eggert
dd91aac508 Clang debug notes
* etc/DEBUG: Don’t imply Clang works as well as GCC when
debugging Emacs.  Mention a coverage problem with Clang.
2022-03-13 12:04:22 -07:00
Eli Zaretskii
19dcb237b5 ; Add 2022 to copyright years. 2022-01-01 02:45:51 -05:00
Eli Zaretskii
38fdeaef46 ; * etc/DEBUG: Fix last change. 2021-11-23 16:25:48 +02:00
Eli Zaretskii
bdb489ad5d ; * etc/DEBUG: Adjust instructions for libgccjit reproducer. 2021-11-23 14:44:45 +02:00
Michael Albinus
1e8be48738 Fix typos
* doc/emacs/cmdargs.texi:
* etc/DEBUG:
* etc/NEWS: Fix typos.
2021-10-23 15:21:33 +02:00
Eli Zaretskii
74deafe921 ; * etc/DEBUG: Add a section about debugging native-compilation. 2021-10-14 12:14:14 +03:00
Paul Eggert
ba05d005e5 Update copyright year to 2021
Run "TZ=UTC0 admin/update-copyright".
2021-01-01 01:13:56 -08:00
Štěpán Němec
ff729e3f97 ; bug#39779: Fix some typos in documentation. 2020-02-28 15:21:55 +02:00
Paul Eggert
365e01cc9f Update copyright year to 2020
Run "TZ=UTC0 admin/update-copyright $(git ls-files)".
2020-01-01 00:59:52 +00:00
Paul Eggert
27540be5c6 Improve UBSan discussion in etc/DEBUG
* etc/DEBUG: Improve -gdwarf-N documentation.
Go into more detail about UndefinedBehaviorSanitizer.
2019-04-22 17:26:25 -07:00
Paul Eggert
b20d8a9322 Mention AddressSanitizer etc. in etc/DEBUG
* etc/DEBUG: Modernize for AddressSanitizer etc.
* etc/NEWS: Defer to etc/DEBUG for this.
2019-04-21 23:16:48 -07:00
Paul Eggert
3b69e02a24 Rename CANNOT_DUMP to HAVE_UNEXEC
* configure.ac (CANNOT_DUMP): Remove.  All uses removed,
or changed to the negative of with_unexec.
(HAVE_UNEXEC): New macro.  All uses of CANNOT_DUMP changed
to the negative of this macro.
2019-02-01 13:05:39 -08:00
Paul Eggert
ba809612c0 Merge from origin/emacs-26
2fcf2df Fix copyright years by hand
26bed8b Update copyright year to 2019
2814292 Fix value of default frame height.  (Bug#33921)
2018-12-31 17:57:29 -08:00
Paul Eggert
26bed8ba10 Update copyright year to 2019
Run 'TZ=UTC0 admin/update-copyright $(git ls-files)'.
2019-01-01 01:01:13 +00:00
Noam Postavsky
7adf1a361d Merge from emacs-26
3434edc731 Enlarge DUMPED_HEAP_SIZE for 64-bit Windows builds
36bbdfc017 Update Unicode data files to version 11.0.0 of Unicode
b7b7a5f4f3 * etc/NEWS: Belatedly call out vc-hg changes in v26.1.  (B...
5b6f8b54d1 Clarify the documentation of 'dired-recursive-deletes'
9db97b49cd ; * etc/DEBUG: Add information about debugging libXft prob...
0214ffbe60 Clarify doc string of 'update-glyphless-char-display'
ef35d405b1 Clarify subtle issues with 'eq' in byte-compiled code
c6ef3c8321 Make cl-print respect print-quoted (bug#31649)
26b52ac40e Fix unexpected jumps of window-point in 'set-window-config...
4af077ab4d * etc/emacs.appdata.xml: Update Emacs screenshot.
e5ab25deae Fix cursor movement by 'next-logical-line' after 'next-line'
d20beef5f1 Fix prompt in bookmark.el (Bug#24726)
c57e7eaae8 Improve documentation of 'empty' whitespace-style

# Conflicts:
#	etc/NEWS
2018-06-10 18:43:49 -04:00
Eli Zaretskii
9db97b49cd ; * etc/DEBUG: Add information about debugging libXft problems. 2018-06-08 18:22:50 +03:00
Glenn Morris
766b057e41 Merge from origin/emacs-26
1d732d6 (origin/emacs-26) Fix gud-statement for pdb
91a68b5 ; * msdos/INSTALL: Add info about GCC versions.
7ddcc9a Document 'custom-group'
58f9e15 A minor addition to etc/DEBUG
4590414 Avoid errors in ispell.el when Enchant returns empty extra chars
d0d75f9 Make 'ispell-initialize-spellchecker-hook' work again
b90ce66 Handle selected_window change in prepare_menu_bars (Bug#31312)
79ad0b3 ; * INSTALL: Fix Emacs version number.  (Bug#31358)
91de88b Fix report-emacs-bug via mailclient on MS-Windows
f4b5ff2 Port collation tests to glibc 2.27
2018-05-07 07:50:49 -07:00
Eli Zaretskii
58f9e15a49 A minor addition to etc/DEBUG
* etc/DEBUG: Add a note for macOS users who get error messages
when trying to run GDB.
2018-05-04 17:43:29 +03:00
Glenn Morris
62032f699a Merge from origin/emacs-26
71be806 ; * etc/DEBUG: Minor clarification.
4403f89 Update the Emacs FAQ
40b3317 * etc/DEBUG: Minor copyedits.
850ff18 Clarify wording of NS drag n drop documentation
343d70b1 Improve kill-related documentation (bug#31209)
0b43224 * lisp/simple.el (region-extract-function): Don't hide the 'n...
d6e2c59 Fix pre- and post-command-hook errors in term.el
6cf83131e * doc/lispref/display.texi (Glyphless Chars): Fix grammar.
88d178c Fix macOS drag n drop event documentation
2018-05-01 07:50:48 -07:00
Paul Eggert
4b10800b59 Advise CFLAGS= operand, not in environment, when configuring
Backport from master.
2018-04-30 10:14:01 -07:00
Paul Eggert
bf12cc6c78 Advise CFLAGS= operand, not in environment, when configuring 2018-04-29 09:28:11 -07:00
Eli Zaretskii
71be806d01 ; * etc/DEBUG: Minor clarification. 2018-04-29 19:27:55 +03:00
Eli Zaretskii
40b3317046 * etc/DEBUG: Minor copyedits. 2018-04-28 14:28:24 +03:00
Paul Eggert
3d3923b79f Tweak mark_object to avoid a conditional branch
* src/alloc.c (LAST_MARKED_SIZE): Now an enum.  Make it a power of 2.
(mark_object): Take advantage of the power of 2.
2018-04-18 13:15:26 -07:00
Paul Eggert
646c8e56f8 Merge from origin/emacs-26
d382d2bfc5 * etc/DEBUG (Getting control to the debugger): Fix grammar.
687af4c8e8 * lisp/vc/vc.el (vc-region-history): log-view-vc-fileset h...
43e2aafae3 Don't bind dframe events on load (Bug#29599)
ab31bf3c5f * lisp/textmodes/picture.el (picture-mode-exit): Doc fix. ...
ed44d92fa6 * lisp/textmodes/picture.el (picture-open-line): Doc fix. ...
b87a772612 Fix description of 'emacs-internal'
a5256da588 Update PROBLEMS with selection-related issues
c59ecb005e New customization variable for python-mode indentation (Bu...
4e20c8f220 Fix menu keyboard shortcuts on macOS (Bug#29595)

# Conflicts:
#	etc/NEWS
2018-01-09 15:29:25 -08:00
Charles A. Roelli
d382d2bfc5 * etc/DEBUG (Getting control to the debugger): Fix grammar. 2018-01-04 21:27:26 +01:00
Paul Eggert
bb267f17f9 Merge from origin/emacs-26
63b04c11d5 Fix copyright years by hand
5c7dd8a783 Update copyright year to 2018
220a9ecba1 Merge from Gnulib
312c565566 Don't add empty keyboard macro to macro ring (Bug#24992)
39ca289a7a Allow customization of decoding of "man" command
f8240815ea * etc/NEWS: Add security consideration note on passphrase ...
0c78822c70 Fix subtle problem with scroll-down when scroll-margin is ...
acd289c5a4 Fix problems with indexing in User manual
b240c7846b * lisp/help.el (describe-key): Only (copy-sequence elt) wh...
e879a5444a * src/buffer.c (Frestore_buffer_modified_p): Fix bug#29846
81b1028b63 Improve documentation of 'inhibit-modification-hooks' and ...
7175496d7a Fix doc string of 'enable-recursive-minibuffers'
5b38406491 Fix documentation of delsel and of killing text

# Conflicts:
#	etc/NEWS
#	etc/refcards/ru-refcard.tex
2018-01-01 01:13:04 -08:00
Paul Eggert
5c7dd8a783 Update copyright year to 2018
Run admin/update-copyright.
2018-01-01 00:57:59 -08:00
Paul Eggert
244346c744 Reimplement Lisp_Object as pointer-to-incomplete
This makes Lisp_Object values opaque pointers instead of integers,
which helps avoid the same sort of typos that
CHECK_LISP_OBJECT_TYPE helps to avoid, without having to wrap
pointers inside structures.  This also looks forward to supporting
-fcheck-pointer-bounds.
* etc/DEBUG:
* src/.gdbinit (Lisp_Object_Printer.to_string):
Lisp_Object can be a pointer type now.
* src/alloc.c (macro_XPNTR, XPNTR):
* src/emacs-module.c (value_to_lisp_bits, lisp_to_value_bits):
* src/lisp.h (lisp_h_XLI, lisp_h_XIL):
(lisp_h_XUNTAG) [USE_LSB_TAG]:
(XUNTAG) [!USE_LSB_TAG]:
(Lisp_Object, TAG_PTR, make_lisp_symbol):
Support new Lisp_Object implementation as a pointer to an
incomplete type.  Keep pointers pointers, as much as possible.
* src/alloc.c (macro_XPNTR_OR_SYMBOL_OFFSET, XPNTR_OR_SYMBOL_OFFSET):
Remove.  All uses replaced by plain XPNTR.
* src/emacs-module.c: Work around GCC bug 83162.
* src/lisp.h (LISP_WORDS_ARE_POINTERS, lisp_h_XLP, lisp_h_XPL):
(XLP, XPL) [DEFINE_KEY_OPS_AS_MACROS]:
New macros.
(Lisp_Word, untagged_ptr, Lisp_Word_tag): New types.
(XLP, XPL): New inline functions.
(TAG_PTR): Now expands to an initializer, not an expression.
All uses changed.
(TAG_SYMOFFSET, XLI_BUILTIN_LISPSYM): Remove.  All uses removed.
(LISPSYM_INITIALLY): Redo in terms of the new TAG_PTR.
(NIL_IS_ZERO): Redo without XLI_BUILTIN_LISPSYM.
* src/xwidget.c (webkit_javascript_finished_cb): Use XPL
instead of XIL with a non-EMACS_INT arg.
(Fxwidget_webkit_execute_script): Use XLP instead of XLI
followed by two conversions.
2017-12-12 15:17:12 -08:00
Paul Eggert
bc511a64f6 Prefer HTTPS to FTP and HTTP in documentation
Most of this change is to boilerplate commentary such as license URLs.
This change was prompted by ftp://ftp.gnu.org's going-away party,
planned for November.  Change these FTP URLs to https://ftp.gnu.org
instead.  Make similar changes for URLs to other organizations moving
away from FTP.  Also, change HTTP to HTTPS for URLs to gnu.org and
fsf.org when this works, as this will further help defend against
man-in-the-middle attacks (for this part I omitted the MS-DOS and
MS-Windows sources and the test tarballs to keep the workload down).
HTTPS is not fully working to lists.gnu.org so I left those URLs alone
for now.
2017-09-13 15:54:37 -07:00
Martin Rudalics
96c23a19fd ; Drop note about tracing X protocol errors from a TTY based server
* etc/DEBUG: Drop note about how to trace X protocol errors when
a GUI client connects to a server running from a text terminal.
2017-09-03 19:27:52 +02:00
Paul Eggert
b3a3ed526d Replace QUIT with maybe_quit
There’s no longer need to have QUIT stand for a slug of C statements.
Use the more-obvious function-call syntax instead.
Also, use true and false when setting immediate_quit.
These changes should not affect the generated machine code.
* src/lisp.h (QUIT): Remove.  All uses replaced by maybe_quit.
2017-01-25 21:25:37 -08:00
Paul Eggert
bcf244ef9b Merge from origin/emacs-25
2e2a806 Fix copyright years by hand
5badc81 Update copyright year to 2017
2017-01-01 01:10:47 -08:00
Paul Eggert
5badc81c1c Update copyright year to 2017
Run admin/update-copyright.
2016-12-31 19:42:26 -08:00
Paul Eggert
a815e5f195 Remove interpreter’s byte stack
This improves performance overall on my benchmark on x86-64,
since the interpreted program-counter resides in a machine
register rather than in RAM.
* etc/DEBUG, src/.gdbinit: Remove xbytecode GDB command, as there
is no longer a byte stack to decode.
* src/bytecode.c (struct byte_stack, byte_stack_list)
(relocate_byte_stack): Remove.  All uses removed.
(FETCH): Simplify now that pc is now local (typically, in a
register) and no longer needs to be relocated.
(CHECK_RANGE): Remove.  All uses now done inline, in a different way.
(BYTE_CODE_QUIT): Remove; now done by op_relative_branch.
(exec_byte_code): Allocate a copy of the function’s bytecode,
so that there is no problem if GC moves it.
* src/lisp.h (struct handler): Remove byte_stack member.
All uses removed.
* src/thread.c (unmark_threads): Remove.  All uses removed.
* src/thread.h (struct thread_state): Remove m_byte_stack_list member.
All uses removed.  m_stack_bottom is now the first non-Lisp field.
2016-12-23 21:46:53 -08:00
Eli Zaretskii
de4624c99e Merge branch 'concurrency'
Conflicts (resolved):
	configure.ac
	src/Makefile.in
	src/alloc.c
	src/bytecode.c
	src/emacs.c
	src/eval.c
	src/lisp.h
	src/process.c
	src/regex.c
	src/regex.h
2016-12-04 19:59:17 +02:00
Paul Eggert
dcd90f60eb Merge from origin/emacs-25
0ffc9ce Update admin/authors.el
0ad7410 Update Antinews in ELisp manual
ea0f750 Fix comments on window height macros
0bbdeed Fix 'url-http-create-request' when cookies are used
0045998 Fix cross reference in frames.texi
1392894 ; * etc/DEBUG: Minor copyedits.
304a5c8 ; * etc/DEBUG: Improve documentation of getting control to GDB.
56bf7d7 Fix regexp-opt documentation (bug #17862)
803ad6f ; Fix documentation of seq-subseq
ed4530d * lisp/emacs-lisp/gv.el (gv-ref): Fix example of PLACE in doc...
88ea396 ; Spelling fixes
17197d0 Fix tags-query-replace docstring
80a7f8b Clarify documentation of precision in format specs
88a5052 Improve and clarify documentation of subprocesses
89eb09f * etc/PROBLEMS: Mention gnutls-cli 3.5.3 (Bug#24247).

# Conflicts:
#	etc/PROBLEMS
#	src/process.c
2016-09-26 13:32:28 -07:00
Eli Zaretskii
139289426d ; * etc/DEBUG: Minor copyedits. 2016-09-07 20:37:31 +03:00
Eli Zaretskii
304a5c8ef9 ; * etc/DEBUG: Improve documentation of getting control to GDB.
Suggested by Alain Schneble <a.s@realize.ch>.
2016-09-05 19:32:21 +03:00
Paul Eggert
644fc17b9a Remove interpreter’s byte stack
This improves performance overall on my benchmark on x86-64,
since the interpreted program-counter resides in a machine
register rather than in RAM.
* etc/DEBUG, src/.gdbinit: Remove xbytecode GDB command, as there
is no longer a byte stack to decode.
* src/bytecode.c (struct byte_stack, byte_stack_list)
(relocate_byte_stack): Remove.  All uses removed.
(FETCH): Simplify now that pc is now local (typically, in a
register) and no longer needs to be relocated.
(CHECK_RANGE): Remove.  All uses now done inline, in a different way.
(BYTE_CODE_QUIT): Remove; now done by op_relative_branch.
(exec_byte_code): Allocate a copy of the function’s bytecode,
so that there is no problem if GC moves it.
* src/lisp.h (struct handler): Remove byte_stack member.
All uses removed.
(SAFE_ALLOCA_LISP_EXTRA): New macro, a generalization of
SAFE_ALLOCA_LISP.
(SAFE_ALLOCA_LISP): Use it.
2016-08-09 01:31:22 -07:00
Paul Eggert
6bccb19c9b Port redirect-debugging-output to non-GNU/Linux
Problem reported by Kylie McClain for musl in:
http://lists.gnu.org/archive/html/emacs-devel/2016-03/msg01592.html
* etc/DEBUG, etc/NEWS: Mention this.
* src/callproc.c (child_setup) [!MSDOS]:
* src/dispnew.c (init_display):
* src/emacs.c (main, Fdaemon_initialized):
* src/minibuf.c (read_minibuf_noninteractive):
* src/regex.c (xmalloc, xrealloc):
Prefer symbolic names like STDERR_FILENO to magic numbers like 2,
to make file-descriptor manipulation easier to follow.
* src/emacs.c (relocate_fd) [!WINDOWSNT]: Remove; no longer needed
now that we make sure stdin, stdout and stderr are open.  All uses
removed.
(main): Make sure standard FDs are OK.  Prefer symbolic names like
EXIT_FAILURE to magic numbers like 1.  Use bool for boolean.
* src/lisp.h (init_standard_fds): New decl.
* src/print.c (WITH_REDIRECT_DEBUGGING_OUTPUT) [GNU_LINUX]:
Remove; no longer needed.
(Fredirect_debugging_output): Define on all platforms, not just
GNU/Linux.  Redirect file descriptor, not stream, so that the code
works even if stderr is not an lvalue.  Report an error if the
file arg is neither a string nor nil.
(syms_of_print): Always define redirect-debugging-output.
* src/sysdep.c (force_open, init_standard_fds): New functions.
2016-04-04 09:44:19 -07:00
Eli Zaretskii
6d8e1f0276 ; * etc/DEBUG: Improve wording. (Bug#22984) 2016-03-12 10:32:16 +02:00
Eli Zaretskii
4efea8e701 ; * etc/DEBUG: Fix a typo. (Bug#22984) 2016-03-11 17:54:40 +02:00
Paul Eggert
0e963201d0 Update copyright year to 2016
Run admin/update-copyright.
2016-01-01 01:34:24 -08:00
Eli Zaretskii
f366f23624 ; * etc/DEBUG: Improve newbie instructions. Fix a typo. 2015-12-07 18:32:00 +02:00
Eli Zaretskii
5e72fc53a5 Add "Preliminaries" section to etc/DEBUG
* etc/DEBUG: Add the "Preliminaries" section for GDB beginners.
Most of the content was suggested by Phillip Lord
<phillip.lord@russet.org.uk>.  Remove the section about debugging
with the Visual Studio, as building Emacs with the Microsoft
compilers is no longer supported.  Minor fixes in some other
sections.
2015-12-05 12:52:54 +02:00
Paul Eggert
1be208c2b0 Prefer straight quoting in some etc text files
These files are plain text and might be used by non-Emacs apps.
They’re mostly ASCII, so just use straight quotes.
2015-08-26 14:09:07 -07:00
Nicolas Richard
bb2c6d2eb5 * etc/DEBUG: Mention 'maybe_call_debugger' 2015-06-06 08:34:46 +02:00
Eli Zaretskii
34ad02767b ; etc/DEBUG copedits
* etc/DEBUG: Improve the section on debugging redisplay issues.
Also other minor copyedits.
2015-06-05 13:45:02 +03:00
Paul Eggert
7e09ef09a4 Update copyright year to 2015
Run admin/update-copyright.
2015-01-01 14:26:41 -08:00