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ChangeLog
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Changes between v6.1 and v6.2:
------------------------------
Benno Schulenberg (14):
bump version numbers and add a news item for the 6.2 release
display: suppress the bottom-bar wiping only when the user is editing
linter: adjust the parsing to accommodate for a modern 'pyflakes'
syntaxes: fold a couple of regexes together, and improve a few comments
tweaks: change the type of a variable, to avoid a compiler warning
tweaks: consistently backslash-escape the dash in M-letter keystrokes
tweaks: rename a misnamed variable
tweaks: rename a variable, reshuffle five lines, and snip two comments
tweaks: rename a variable, to be more correct, and adjust two comments
tweaks: rename a variable, to be more fitting
tweaks: rename two more variables, and drop unneeded initializations
tweaks: rename two variables (to get rid of a prefix), and elide a third
tweaks: store a result, to avoid calling a function twice
tweaks: use an intermediate variable, to avoid using one for two purposes
Changes between v6.0 and v6.1:
------------------------------
Benno Schulenberg (37):
build: fix compilation when configured with --enable-tiny
build: prevent autopoint from overwriting a newer M4 file from gnulib
bump version numbers and add a news item for the 6.1 release
copyright: update the last year for significantly changed files
copyright: update the years for the FSF
docs: mention bindable function 'zero', for toggling the interface bars
docs: mention 'set guidestripe' and 'set unix' in the sample nanorc
docs: remove obsolete Ctrl+Z from the cheatsheet; mention Alt+X instead
files: let ^C cancel the exiting when the file on disk was changed
gnulib: update to its current upstream state
help: make the description of <Tab> more accurate
help: update the description of M-D, to match the actual order of counts
input: instead of moving waiting keycodes, just increment a pointer
input: suppress any spotlighting when there are more keycodes waiting
menus: don't show M-6 in the help lines of any prompt
prompt: allow the user to copy the answer to the cutbuffer (with M-6)
prompt: let ^K erase text after cursor (if any), otherwise whole answer
tweaks: add some feedback to the autogen.sh script, to ease the wait
tweaks: add some small, clarifying comments
tweaks: adjust a translator hint, to fit the order in the POT file
tweaks: drop foreign M-U and M-R from among the sample CUA bindings
tweaks: remove a redundant check -- add a different one for symmetry
tweaks: remove two redundant checks
tweaks: rename a function and its two parameters, for clarity
tweaks: rename a function and reshuffle its call
tweaks: rename a function, to not contain the name of a variable
tweaks: rename another variable, to better fit in with its sisters
tweaks: rename a variable and a parameter, to be more descriptive
tweaks: rename a variable, away from an abbreviation
tweaks: rename a variable, for clarity and contrast
tweaks: rename a variable, to make it clearer it refers to a window
tweaks: rename two variables, and elide a near-enough duplicate
tweaks: reshuffle some sample bindings, to group them differently
tweaks: reword two comments, and rename a variable (away from an abbrev)
tweaks: stop asking the terminal for its new size -- let ncurses do it
tweaks: use some symbolic names instead of unclear numeric values
tweaks: when discarding keycodes, don't bother parsing them
Changes between v5.9 and v6.0:
------------------------------
Benno Schulenberg (192):
bindings: allow rebinding ^Z also on a Linux console (a VT)
bindings: allow toggling line numbers (when enabled) also in tiny version
bindings: let ^T in the tiny version invoke spell checker (when included)
browser: with --zero, do not use the bottom row for displaying filenames
build: fix compilation when configured with --disable-color
build: fix compilation when configured with --disable-nanorc
build: fix compilation when configured with --enable-tiny
build: fix compilation with --enable-tiny --enable-nanorc
build: fix compilation with --enable-tiny --enable-wrapping
build: include the YAML syntax file among the distributed files
bump version numbers and add a news item for the 6.0 release
display: clear the status bar early enough, so that --zero can show text
display: do not wipe the status bar when --zero or --minibar is active
display: ensure feedback will be cleared also on a one-row terminal
display: make sure there are at least as many text lines as help lines
display: move some code for overwriting verbatim feedback with --zero
display: redraw the screen in tiny version upon resuming from suspension
display: with --zero, redraw the bottom row instead of wiping a message
docs: add a hint about making ^L do just 'refresh' to the sample nanorc
docs: add a meta description for the HTML rendering of the manual
docs: add a suggested rebind and three suggested unbinds to the sample rc
docs: avoid large Table of Contents at top of HTML version of manual
docs: clarify that --enable options do not fully counteract --enable-tiny
docs: correct the description of the layout -- four areas, not five
docs: document the effect of --quickblank together with --zero/--minibar
docs: explain the effect of --zero / -0 / 'set zero'
docs: explain what it means when --rawsequences is needed
docs: give more examples of things that --enable-tiny excludes
docs: improve the title of the manual, away from the bare "nano"
docs: list the new color names, from 'rosy' to 'crimson'
docs: mark options -z, --suspendable, and 'set suspendable' as obsolete
docs: mention "grey" also at the other place where color names are listed
docs: mention M-Z (for toggling the interface) among the Feature Toggles
docs: mention that --zero and 'set zero' hide also the help lines
docs: move the chapter about editor basics into third position
docs: prevent a black square in the PDF after the long synopsis line
docs: reshuffle a GNU marker, to make the title clearer in search engines
docs: reword several of the descriptions in the chapter on building nano
docs: reword the beginning of the chapter on nanorc files
docs: say thanks to the Indonesian translator
feedback: give a more accurate message when the help lines won't appear
feedback: refuse the --constantshow toggle (M-C) on a one-row terminal
feedback: report an unbindable function key as an "Unknown sequence"
feedback: report the number of inserted lines also with --zero or --mini
feedback: show a relevant message for M-O when the syntax has 'tabgives'
feedback: suppress chatty messages when --zero is active
feedback: to have a status bar, suppress --zero while in the help viewer
feedback: when reporting an unbound function key, mention its number
feedback: when the user types ^Z, say they can suspend nano with ^T^Z
feedback: with --mini or --zero, suppress number of lines for new buffer
feedback: with --mini/--zero, suppress message when toggling whitespace
feedback: with --zero, drop a message in a short while, as with --minibar
files: allow inserting also when started with the --noread option
files: clear original filename when the user toggles Append or Prepend
gnulib: update to its current upstream state
help: do not show ^S when --preserve is in effect
help: ensure there is a blank line between title bar and start of text
help: group the now lone mouse toggle with the "behavioral" ones
help: remove an unneeded restriction for small terminals
help: skip the leading blank line when the terminal is very flat
help: when done, always redraw the "bottom bars", also with --zero
history: process file faster by not filtering out hypothetical duplicates
input: ensure that no more bytes are consumed than are available
justify: correctly determine whether top-of-buffer has been reached
memory: avoid a tiny leak when an option with an argument is given twice
memory: avoid leaking the filename when dottifying it on the minibar
new feature: option --zero for an interface without bars
options: make --zero imply --nohelp, and 'set zero' imply 'set nohelp'
pasting: when less than a line is pasted, allow automatic hard-wrapping
prompt: avoid resetting the history pointer when the search is cancelled
prompt: begin at bottom of history list when at secondary prompt
prompt: keep a clear answer clear also after an excursion into history
rcfile: recognize fourteen new color names, mostly for subdued shades
rcfile: remove the deprecated 'cutwordleft' and 'cutwordright' keywords
replacing: keep centering the occurrence, also after toggling help lines
replacing: keep the spotlighted occurrence in view, also with --zero
replacing: keep the spotlighting, also after toggling the help lines
search: with --zero, do not obscure an occurrence on the bottom row
search: with --zero, drop a message at the same time as the spotlight
statusbar: count words in the way that matches how Ctrl+Right moves
statusbar: overwrite a message also when using --constant with --zero
suspension: enable ^Z by default -- ignore -z option and drop M-Z toggle
suspension: leave ^Z unbound by default -- just ^T^Z will suspend nano
syntax: debian: remove file -- Debian itself will have to handle it
syntax: default: colorize comments as one of the last things
syntax: default: colorize dates, URLs, and nano's release motto
syntax: email: use a character class, as \s does not work inside brackets
syntax: gentoo: remove file -- Gentoo itself will have to handle it
syntax: nanorc: add 'execute' menu for unbind, and drop a bad constraint
syntax: nanorc: avoid colorizing #rgb codes as if they were comments
syntax: nanorc: colorize a trailing comment when it begins with non-hex
syntax: nanorc: colorize each of the fourteen new color names as valid
syntax: nanorc: improve the file-matching regex
syntax: nanorc: paint arguments of 'include' and 'extendsyntax' specially
syntax: nanorc: require whitespace before the start= and end= keywords
syntax: python: colorize backslash escapes, such as \n and \xef
syntax: ruby: colorize embedded documentation as a comment
syntax: rust: do not colorize as string the text between two strings
syntax: sql: add a few more missing keywords, like TRUE and FALSE
syntax: sql: add more missing keywords, like INNER and OUTER JOIN
syntax: sql: add some missing keywords, like ALL and ANY and OR
syntax: sql: add two missing data types -- xml and tsquery
syntax: sql: colorize as flow control only keywords that clearly are such
syntax: sql: colorize keywords regardless of case, and tweak the colors
syntax: sql: colorize only single-quoted things as strings
syntax: sql: colorize strings differently than types
syntax: sql: remove alien stuff -- it was copied mostly from ruby syntax
syntax: texinfo: be more precise in colorizing @commands
syntax: texinfo: colorize the special @-plus-punctuation commands too
syntaxes: avoid coloring "this\" as if it were a valid string
syntaxes: colorize hex more strictly by using character class [:xdigit:]
syntaxes: drop three redundant end-of-line anchors
syntaxes: undouble the backslash within bracket expressions
syntaxes: use one regex for coloring quoted strings, to avoid overlap
tabbing: also with --zero, stay one row away from the prompt bar
tweaks: add an auxiliary variable, to prepare for handling --zero
tweaks: add two spaces and two comments, and drop an internal check
tweaks: adjust two values -- help lines need at least 6 rows to be shown
tweaks: avoid a compiler warning with --enable-tiny --enable-linenumbers
tweaks: avoid redrawing the entire window when just a 'touch' will do
tweaks: condense the definitions of all the empty functions
tweaks: condense the regexes for Types in the SQL syntax
tweaks: don't redraw the help lines (if present), and normalize a brace
tweaks: drop a fragment of code that became functionless
tweaks: elevate two messages, so they get shown with --mini or --zero
tweaks: elide a variable that is confusing and has just one use case
tweaks: elide two functions that each were called just once
tweaks: elide two parameters, as they are now always the same
tweaks: exclude some hidden-interface code from the tiny version
tweaks: exclude some suspension code from the tiny version
tweaks: fix a parentheses mistake -- found by a warning from Clang
tweaks: fix a somewhat humorous typo
tweaks: fix typo, and improve description of 'set zero' in sample nanorc
tweaks: fold a special case into the general one
tweaks: fold some regexes together, and trim or improve some comments
tweaks: frob a couple of comments, and drop two, for conciseness
tweaks: improve a comment, and drop two cluttering compile conditions
tweaks: invert a condition, to get an early return instead of indentation
tweaks: just let do_wrap() set 'refresh_needed' instead of returning TRUE
tweaks: mark keystrokes consistently with @kbd in the manual
tweaks: move a translator hint to where xgettext will see it
tweaks: normalize whitespace, drop unneeded prototype, condense comment
tweaks: on one-row terminals, suppress the message for two toggles
tweaks: place the unsetting of a flag better, and rename a variable
tweaks: put three email addresses between the customary angled brackets
tweaks: reassign a copy of a string to a variable more economically
tweaks: reduce redundancy (--enable-color implies --enable-nanorc)
tweaks: remove redundant pair of parentheses, and swap two alternatives
tweaks: remove redundant parentheses, trim comments, fold some regexes
tweaks: remove two unneeded unsettings
tweaks: rename a function and its parameter, to be clearer
tweaks: rename a function, away from using an abbreviation
tweaks: rename a function, for some contrast and to get rid of a suffix
tweaks: rename a function, to describe better what it does nowadays
tweaks: rename a function, to make it make sense
tweaks: rename a variable, to be distinctive and less confusing
tweaks: rename a variable, to be easier to read and to make more sense
tweaks: rename five empty functions, to get rid of a meaningless suffix
tweaks: rename three functions, to better fit the general scheme
tweaks: rename three parameters, away from single letters
tweaks: rename two empty functions, to be more to the point
tweaks: rename two functions, to get rid of another senseless suffix
tweaks: rename two functions, to get rid of one more senseless suffix
tweaks: rename two functions, to get rid of the senseless suffix of one
tweaks: rename two more functions, to lose a senseless suffix
tweaks: rename two parameters and one variable, away from single letters
tweaks: rename two variables, away from abbreviations
tweaks: rename two variables, to fit with the names of similar ones
tweaks: replace a verbose condition with a simpler early return
tweaks: replace the obscure @* with the slightly clearer @sp
tweaks: replace two direct refreshes with two scheduled ones
tweaks: reshuffle a coloring rule, to have related ones together
tweaks: reshuffle a few lines, and rename a variable
tweaks: reshuffle a few lines, for Christmas and to group things better
tweaks: reshuffle a fragment of code to a better place
tweaks: reshuffle a line and adjust indentation after previous change
tweaks: reshuffle a line into its proper order, and improve two comments
tweaks: reshuffle some conditions, so that the ifs have similar formats
tweaks: reshuffle some conditions, to have more balanced lines
tweaks: reshuffle some lines, one for clarity, others for conciseness
tweaks: reshuffle the flag conversion into their order in the help text
tweaks: reshuffle two conditions, re-indent, and rewrap a line
tweaks: reword a paragraph, and use usual M- to depict Meta keystrokes
tweaks: rewrap an old news item, for distraction
tweaks: rewrap three old NEWS items, for esthetics, and fix a date
tweaks: shorten a comment, and drop some conditionalizing
tweaks: shorten the description of --zero in the manuals a bit
tweaks: shorten two comments, and fold two statements together
tweaks: swap two parts of specific regexes, for consistency with others
tweaks: untangle two case items, and shorten a message
tweaks: use a color closer to the rest of the string, to reduce contrast
tweaks: use a few fewer capitals, and drop an unneeded synonym
Brad Town (2):
docs: add a description of the hexadecimal #rgb color specification
rcfile: support #rgb format for specifying colors in 256-color terminals
Changes between v5.8 and v5.9:
------------------------------
Benno Schulenberg (88):
browser: make the keystrokes ^W^Y and ^W^V work again
build: ensure that mkstemps() is available by importing the gnulib module
build: help Haiku find the header files that define mkstemps()
bump version numbers and add a news item for the 5.9 release
copyright: update to the current year for significantly changed files
cutting: copy anchors into the cutbuffer, so that undo can restore them
docs: add a paragraph at the start of the README about what nano is
docs: add a simulated "screenshot" of nano to the README
docs: add some details to the bug-reporting paragraph in the README
docs: correct the descriptions of how to invoke the spell checker
docs: don't use "light" after "bold", as the latter often implies "light"
docs: improve the description of the spotlighting of a search match
docs: improve the description of the 'tabstospaces' option
docs: improve the descriptions of several bindable functions
docs: improve the recipe in the FAQ for dealing with Alt+Up on a console
docs: indent the paragraphs in the FAQ that list commands to be typed
docs: list the default color combo for 'spotlightcolor' in sample nanorc
docs: mention how to properly colorize all types in nano's source code
docs: mention in the README which licenses cover nano's code and docs
docs: move the notice in the main man page, to try and catch other eyes
docs: refer to the FAQ when <Alt+Up> does nothing on a Linux console
docs: replace a non-problem in the FAQ with something possibly useful
docs: spell "filename" as a single word, like in most other occurrences
feedback: use a smaller diamond to represent an anchor, to not overflow
feedback: when not in curses mode, just skip displaying any message
feedback: when not in curses mode, write error messages to the terminal
files: add the original file's suffix to the name of a temporary file
files: check for a fifo only when it is an existing file
files: check the result of fdopen(), to avoid a possible crash
files: do not call fsync() on a fifo, to avoid a spurious error message
files: exclude the call of fsync() from the tiny version
files: give the user time to absorb a warning about someone else editing
files: making a backup of a fifo makes no sense, so do not try that
files: prepending to a fifo makes no sense, so do not try that
files: when the buffer is nameless, include the PID in name of dump file
files: when there is a slash after the dot, then there is no extension
files: write a lock file also for a freshly saved buffer
general: prevent die() from getting recursed into
gnulib: update to its current upstream state
help: make the keystrokes ^W^Y and ^W^V work again
history: emit a warning when file cannot be made private [coverity]
input: give up on the input stream only after millions of errors
memory: free any allocated strings, also in the emergency code path
po: delete the ancient PO files for Indonesian and Nynorsk
po: permit the Indonesian PO file to come back -- there was a big update
shutdown: when dying, do not install/restore a handler for Ctrl+C
startup: if TERM is unset, try falling back to VT220 instead of failing
syntax: nanorc: recognize also the template of the sample nanorc file
syntax: rust: update the license to GPL3 or newer
syntax: yaml: allow any character in tags except whitespace
syntax: yaml: allow double colon in key & do not colorize unspaced colon
syntax: yaml: allow slash and period in key names
syntax: yaml: colorize backslash-escaped characters as valid or invalid
syntax: yaml: colorize the question mark of complex mappings too
syntax: yaml: colorize the two known directives
syntax: yaml: new file -- coloring rules for YAML files
tweaks: add Schiermonnikoog to the list of friendly islands
tweaks: adjust a description of 'showcursor', to match the other ones
tweaks: adjust three parameters -- two were mistaken, one superfluous
tweaks: correct two typos and a spello [codespell]
tweaks: fix a typo
tweaks: fold two lines into two others, for conciseness
tweaks: harmonize the indentations in the FAQ somewhat
tweaks: in comments, say "buffer" instead of "file" where appropriate
tweaks: instead of "one" use "you", like in the rest of the man page
tweaks: remove a redundant feedback message
tweaks: rename a defined type, to fit within the general pattern
tweaks: rename a function, to be more fitting
tweaks: rename a parameter and invert its logic
tweaks: rename a parameter, to fit better what it is used for
tweaks: rename a variable and flip its logic, to avoid two negations
tweaks: rename a variable, away form an abbreviation
tweaks: rename a variable, to be more grammatical
tweaks: rename a variable, to be more visible and to match others
tweaks: rename a variable, to make more sense
tweaks: rename three variables, to follow the general scheme
tweaks: reshuffle a few lines, for esthetics and to elide an #ifdef
tweaks: reshuffle a few lines to avoid an #ifdef and unbalanced braces
tweaks: reshuffle a fragment of code, to prepare for the next change
tweaks: reshuffle some code to elide a variable, and improve a comment
tweaks: reshuffle some lines and adjust some indentation
tweaks: reshuffle some lines to elide a variable
tweaks: restore a quote that was accidentally deleted four months ago
tweaks: rewrap three lines, for esthetics
tweaks: slightly reword or rewrap some comments in the sample nanorc
tweaks: try chmodding a dump file only when it was actually written
tweaks: use five symbolic names, to make eight function calls clearer
usage: improve the description of the --positionlog option
David Michael (2):
syntax: gentoo: highlight additional EAPI 7/8 variables
syntax: gentoo: remove some obsolete keywords and add some new ones
Hussam al-Homsi (3):
docs: correct the default value of the errorcolor option
syntax: perl, ruby: remove arbitrary highlighting of here documents
tweaks: change 'return ++var;' to 'return var + 1;'
Changes between v5.7 and v5.8:
------------------------------
Benno Schulenberg (53):
bindings: show either "^/" or "^-" in the help lines, instead of "^_"
bump version numbers and add a news item for the 5.8 release
display: when a message gets overwritten, note that it is cleared
docs: add a relevant item to the news for the 4.3 release
docs: add example bindings for uppercasing and lowercasing a word
docs: improve the contact info and some line spacing in the PDF
docs: make ^E access the Execute menu in the example CUA bindings
docs: mention that "grey"/"gray" may be used as a synonym of "lightblack"
docs: mention the new 'set minicolor' option
docs: say thanks to the Icelandic and Slovak translators
feedback: ensure that the reporting of DOS/Mac format is truthful
gnulib: update to its current upstream state
help: use smaller triangles for the arrows
linter: block the resizing signal while reading output from the linter
linter: strip filename and line plus column number from the message
memory: move the correct number of bytes, and not one too many
memory: prevent a leak when copying the leading quoting to the next line
minibar: stay out of sight when the terminal has just one row
options: accept 'set minicolor' for setting the color of the minibar
rcfile: allow using "grey" or "gray" as a synonym for "lightblack"
rcfile: do not allow color name "normal" to have a prefix
replacing: report the number of replacements also on a one-row terminal
search: automatically drop the spotlighting after a few moments
search: show "This is the only occurrence" also on a one-row terminal
startup: allow using a bare "+" to mean put-cursor-on-last-line
startup: do not accept stray characters after a "+" on the command line
startup: skip drawing edit window when having message on one-row terminal
startup: suppress "Search Wrapped" when using +? to search from EOF
statusbar: ensure that "No further matches" does not get overwritten
statusbar: on a one-row terminal, drop light messages after a few moments
statusbar: suppress --constantshow when the terminal has just one row
statusbar: suppress the cursor when the terminal has just one row
syntax: nanohelp: avoid colorizing M-) in (M-) and M-" in "M-"
syntax: nanorc: colorize "light" as valid only for the eight basic colors
syntax: nanorc: colorize literal control codes, to make them stand out
syntax: php: colorize the full short tag for echo (<?=)
tweaks: avoid the subtraction of two size_t variables becoming negative
tweaks: condense and correct a comment, and move another
tweaks: condense some code by putting all color names in a single array
tweaks: drop an assignment that is already part of the called function
tweaks: frob some whitespace, and rewrap a line
tweaks: improve a comment, remove unneeded braces, reshuffle some lines
tweaks: normalize the indentation after the previous change
tweaks: prevent two more size_t subtractions from going negative
tweaks: redraw only the affected line instead of doing a full refresh
tweaks: remove a check that has become superfluous
tweaks: remove a check that is not needed
tweaks: rename a variable, for contrast with the function name
tweaks: rename two functions, to get rid of an ugly _void suffix
tweaks: reshuffle the coloring of color names, to remove some duplication
tweaks: use a symbol instead of a hard-coded number
tweaks: use two symbolic names instead of TRUE and FALSE, for clarity
wrapping: when copying the quoting part, adjust the file size accordingly
Hussam al-Homsi (1):
bindings: allow copying text (with M-6) also when in view mode
Changes between v5.6.1 and v5.7:
--------------------------------
Benno Schulenberg (62):
build: drop the check for two functions that we don't use any more
build: fix compilation for --enable-tiny plus --enable-multibuffer
build: fix compilation when configured with --disable-multibuffer
build: fix compilation when configured with --enable-tiny
bump version numbers and add a news item for the 5.7 release
chars: implement mblen() ourselves, for efficiency
chars: implement mbtowc() ourselves, for more efficiency
chars: work around a UTF-8 bug in glibc, to display invalid codes right
chars: work around the wrong private-use-character widths on OpenBSD
display: avoid determining twice from and until where to draw each row
display: make the output of --constantshow less jittery
editing: prevent the pointer for the top row from becoming dangling
feedback: upon first switch to a buffer, show its error message (if any)
files: always register the format, also when the file is unwritable
files: create a new buffer earlier, so that error messages can be stored
files: when Mac format has been detected, stay with it
gnulib: pull in the fix for a build problem on older Debian
gnulib: update to its current upstream state
indicator: adjust the size to the number of visible lines, not chunks
input: accept Unicode codes for non-characters as valid, since they are
memory: do not allocate space for multidata when it's already allocated
memory: fix an off-by-one error to free also the last line in a group
memory: prevent a use-after-free when the user respects a lock file
oops: that doesn't work -- you can't break out of two for loops at once
options: retire the obsolete 'smooth', 'morespace', and 'nopauses'
softwrap: avoid time-consuming computations, to burden large files less
startup: do not crash when trying to open a device or directory
startup: do not store an error message in the record of another buffer
startup: save the compiled file-matching regexes, to avoid recompiling
startup: show the helpful message only when ^G has not been rebound
syntax: c: colorize also labels that contain digits, and uncolorize colon
syntax: po: improve the coloring of format specifiers
syntaxes: replace [[:space:]] with [[:blank:]] to exclude carriage return
tweaks: adjust and improve one comment, and frob another
tweaks: adjust two comments, and reshuffle two fragments
tweaks: avoid a warning on newer compilers, by writing an extra byte
tweaks: avoid calling extra_chunks_in() when not softwrapping
tweaks: avoid converting a file name for more than will fit on screen
tweaks: avoid parsing a multibyte character twice
tweaks: condense three comments, drop another, and rewrap a line
tweaks: drop unneeded braces and adjust indentation after previous change
tweaks: elide a call of strlen() for every row
tweaks: elide a function that is now basically just two lines
tweaks: elide an unneeded resetting NULL call to wctomb()
tweaks: elide a small function that is used just once
tweaks: elide the pointless is_valid_unicode() function
tweaks: elide two more instances of useless character copying
tweaks: improve a couple of comments
tweaks: morph a function into what it is actually used for
tweaks: normalize the indentation after an earlier change
tweaks: put the most likely condition first, for a quicker return
tweaks: reduce the maximum character length from six bytes to four
tweaks: remove a misplaced (and nested) #ifdef
tweaks: rename a variable, away from an abbreviation
tweaks: rename a variable, for contrast with another
tweaks: reshuffle a comment, and put the main extension first
tweaks: reshuffle a fragment of code, to prepare for the next change
tweaks: reshuffle two conditions, to have the most unlikely one first
tweaks: set the file format only when unset, so it doesn't need saving
tweaks: shorten a comment and trim an #ifdef
tweaks: simplify two fragments of code
tweaks: simplify two fragments of code, eliding useless character copying
Hussam al-Homsi (1):
syntax: c: make the highlighting of '#include <...>' more compliant
Mike Frysinger (1):
syntax: tcl: support Expect scripts too
Changes between v5.6 and v5.6.1:
--------------------------------
Benno Schulenberg (4):
bump version numbers and add a news item for the 5.6.1 release
options: rename 'highlightcolor' to the more distinct 'spotlightcolor'
search: correctly colorize a match also when softwrapping is active
tweaks: rename a symbol, to better match the corresponding option
Changes between v5.5 and v5.6:
------------------------------
Benno Schulenberg (52):
build: avoid a warning about duplicate symbol when building from tarball
build: detect a build from git also when building out of tree
build: include a workaround only for versions of ncurses that need it
bump version numbers and add a news item for the 5.6 release
color: do not look for another 'end' match after already finding one
color: give highlighted text its own color, to not look like marked text
color: recompile the file-probing regexes a little faster with REG_NOSUB
color: use bright yellow to highlight a search match
color: use inverse video for highlighting when there are no colors
debug: add timing instruments to cache precalculation and screen refresh
display: for a large paste or insertion, recalculate the multiline cache
docs: correct the description of --quickblank for the changed base value
docs: correct the formatting of a comment in the sample nanorc
docs: correct the word order for Alt+D in the cheat sheet -- it changed
docs: mention the new 'set highlightcolor' option
docs: remove all mentions of --markmatch and 'set markmatch'
docs: say that --minibar is modified by --constantshow and --stateflags
feedback: make Full Justify show a message also when using --minibar
gnulib: update to its current upstream state
minibar: show a message a little longer when --quickblank isn't used
minibar: show cursor position + character code only with --constantshow
minibar: show the state flags only when --stateflags is used
minibar: suppress the toggling feedback for M-C, but show it for M-Y/M-P
options: remove --markmatch and 'set markmatch', as the behavior is gone
painting: always do backtracking for the first row of the screen
painting: trigger a refresh when a second start match appears on a line
painting: trigger fewer unneeded full-screen refreshes
painting: when finding an end match, set its multidata right away
scrolling: keep centering after large paste, also when line numbers widen
search: just highlight the found occurrence, instead of marking it
search: make highlighting the standard, non-changeable behavior
tweaks: avoid the vague possibility of advancing beyond end-of-line
tweaks: be slightly more efficient in marking lines as WOULDBE
tweaks: call wattron()/wattroff() only when actually painting something
tweaks: correct a comment, improve another, and trim some verbosity
tweaks: don't bother comparing virgin multidata with current situation
tweaks: don't bother initializing freshly allocated multidata
tweaks: don't bother wiping the multidata before recomputing it
tweaks: elide a function that is now just one line
tweaks: frob a condition, to be more concise, and reshuffle another
tweaks: frob some comments, and adjust indentation after previous change
tweaks: frob some comments, and reshuffle two fragments of code
tweaks: frob two fragments of code, to be more readable
tweaks: make a skipping condition more precise
tweaks: remove an old fix that was made superfluous by a recent fix
tweaks: remove a strangely placed warning
tweaks: rename six symbols, to be more straightforward
tweaks: reshuffle some code, and reduce the scope of a variable
tweaks: reshuffle three conditions into a better order
tweaks: rewrap and reindent a few lines
tweaks: rewrap two lines, for esthetics
tweaks: stop evaluating a rule when the match is offscreen to the right
Changes between v5.4 and v5.5:
------------------------------
Benno Schulenberg (84):
build: fix compilation for --enable-{tiny,help,multibuffer}
build: fix compilation when configured with --disable-utf8
build: fix compilation when configured with --enable-tiny
build: remove the '--with-slang' configure option
bump version numbers and add a news item for the 5.5 release
chars: short-circuit determining the width of characters under U+0300
chars: speed up the handling of invalid UTF-8 starter bytes
copyright: update the years for the FSF
display: add code for showing minimal state-information bar at the bottom
display: do not show the state flags in the help viewer or file browser
docs: explain the effect of --minibar / -_ / 'set minibar'
docs: explain the purpose of --markmatch / -^ / 'set markmatch'
docs: insert links to the mailing-list archives into the README
docs: mention in NEWS that some workarounds were removed
docs: mention the new 'set promptcolor' option
docs: remove all mentions of Slang
feedback: differentiate between remarks, mistakes, and information
feedback: wipe the status bar by default after 20 keystrokes
files: when truncating a file name, give an indication of this
general: remove support for Slang
gnulib: update to its current upstream state
input: intercept ^Z also when --minibar is active
input: interpret a keystroke as Meta only when an earlier escape was solo
memory: avoid leaking the speller or linter command string, when invoked
minibar: add an [x/y] "counter" when multiple files are open
minibar: add a percentage that shows how far the cursor is into the file
minibar: allow the number-of-lines to overrule also the state flags
minibar: allow the number-of-lines to overrule location + character code
minibar: drop the side spaces before suppressing the state flags
minibar: represent bytes as 0xNN and valid Unicode code points as U+NNNN
minibar: show the info bar again some 0.8 seconds after a message
minibar: show the line count in the bar (at startup and when saving)
minibar: show Unicode codes when in a UTF-8 locale
minibar: suppress some elements when there is no room to show them
minibar: when the next character has zero width, show its code too
minibar: when the overnext character has zero width too, show its code
mouse: do not offset the shortcuts by 'margin' when using --linenumbers
oops: use the correct condition for checking the last line will change
options: accept 'set promptcolor' for setting the color of the prompt bar
options: add --markmatch and -^ for activating the select-match behavior
options: add --minibar and -_ for activating basic state-information bar
prompt: restore a workaround for a cursor misplacement bug in ncurses
prompt: suppress the ">" character always when exactly at the right edge
rcfile: rename 'nowrap' toggle to 'breaklonglines', to match the option
search: set the mark at the end of a found match so it gets highlighted
search: suppress the cursor when highlighting a match
speller: do an internal spell check when --speller is an empty string
speller: strip leading whitespace from command, to avoid a sneaky crash
syntax: go: add author and license line
syntax: nanorc: colorize 'bookstyle' as a valid option
syntax: nanorc: colorize 'set promptcolor' as valid
syntax: sh: recognize shebangs with any shell after 'env', not just 'sh'
tweaks: adjust the indentation after the previous change
tweaks: avoid compilation warnings on 32-bit machine plus newer compiler
tweaks: avoid computing the cursor column twice, and the "page" too
tweaks: avoid hitting negative values when using size_t
tweaks: change an intermediate variable to a better one
tweaks: clean up after the previous change
tweaks: condense the description of how to report a bug
tweaks: correct a translator hint
tweaks: correct two comments after the previous changes
tweaks: do not change the pointer, but move the content of the string
tweaks: drop a small optimization for invalid UTF-8 starter bytes
tweaks: elide a variable, by using a reallocation instead
tweaks: fold some conditions into bitwise masks, for efficiency
tweaks: fold two similar and three identical cases together
tweaks: move 'set indicator' to its alphabetical place in the manual
tweaks: move the displaying of the state letters into a separate function
tweaks: push back the deprecation of the 'set nowrap' option
tweaks: put the new options in a consistent order in the code
tweaks: reduce the scope of a static variable
tweaks: remove some #ifdefs that were there only for Slang
tweaks: rename a variable, to be similar to its sister
tweaks: reshuffle a condition, to probably avoid an unneeded calculation
tweaks: reshuffle an option, to have two related ones grouped together
tweaks: reshuffle some lines, to group things better
tweaks: reshuffle some lines, to have most #includes near the beginning
tweaks: reshuffle some more lines, to have most #defines together
tweaks: reshuffle two lines, and rename a variable to a plain word
tweaks: reword the description of an option
tweaks: simplify a bit of logic
tweaks: use a boolean instead of an enumeration of two values
undo: remove the added magic line when a replacement caused one
weeding: remove some obsolete information from the README
OIX (1):
mouse: update title bar (the M flag) when the click is on the cursor
Changes between v5.3 and v5.4:
------------------------------
Benno Schulenberg (31):
bindings: accept b for scrolling back up in help viewer and file browser
build: exclude a workaround for VTE/Konsole when using a recent ncurses
build: include a workaround for VTE only when using an older libvte
bump version numbers and add a news item for the 5.4 release
copyright: update to the current year for significantly changed files
docs: adjust for the changed name of the header-file package on Debian
docs: use standard-compliant HTML entities for the four arrows
feedback: abort when user tries to open multiple files in tiny version
gnulib: update to its current upstream state
help: allow the penultimate item extra space when the number is uneven
help: show all valid help items also in the Write-Out menu
linting: avoid putting the cursor beyond the end of the line
moving: skip combining characters and other zero-width characters
options: do not spew out the help text when an option is not recognized
prompt: skip over combining characters also when editing a search string
rcfile: stop accepting 'set view' in a nanorc file, and undocument it
statusbar: properly pluralize the line+word+character count report
tweaks: avoid copying an option's argument when there is no need
tweaks: normalize the formatting after the previous two changes
tweaks: rename two variables and improve two comments
tweaks: rename two variables, one for contrast, another for visibility
tweaks: reshuffle a fragment of code, for clarity
tweaks: reshuffle a line, elide two braces, and adjust the indentation
tweaks: reshuffle three lines and elide braces after the previous change
tweaks: slightly shorten a loop, to place the actual action outside of it
tweaks: use the standard symbols for the three standard file descriptors
utils: die when trying to allocate zero bytes
weeding: remove another unneeded workaround for VTE
weeding: remove a workaround for early versions of ncurses-6.0
weeding: remove a workaround for versions of ncurses before 5.9
weeding: remove a workaround for VTE that is not needed
Changes between v5.2 and v5.3:
------------------------------
Arturo Borrero González (1):
syntax: nftables: include author and license lines
Benno Schulenberg (92):
browser: make M-W/M-Q functional right after startup, if there is history
browser: sort names that differ only in case with uppercase first
browser: wipe the status bar before searching again with M-W or M-Q
build: abort the update script if a PO file contains a control character
build: avoid two compiler warnings when gnulib has been ripped out
build: do not accept --enable-libmagic when not having color support
build: do not let Slang translate escape sequences to key codes
build: exclude bunches of raw escape sequences from the tiny version
build: exclude --emptyline, --jumpyscrolling, and --noread from tiny nano
build: exclude excessive version information from the tiny version
build: exclude option --tabsize (-T) from the tiny version
build: exclude reading a file from standard input from the tiny version
build: exclude the three --help column headers from the tiny version
build: include some raw sequences for the graphical Debian installer
build: stop using an obsolete macro, and use 'void' for signal handlers
build: to verify wide curses, probe for a function that cannot be a macro
bump version numbers and add a news item for the 5.3 release
chars: reduce searching time with roughly 85 percent for plain ASCII
display: do not unnecessarily wipe the status bar
display: do not wipe the status bar when the terminal has just one row
display: force the cursor to reappear after a message (when using Slang)
display: force the cursor to reappear in a better way (when using Slang)
display: skip a special-case refresh when a message was written
docs: add a link to the website also to the info manual
docs: add the customary (1) after the name of command-line programs
docs: condense the descriptions of cutting and pasting
docs: explain the purpose of -! / --magic / 'set magic'
docs: explain the 'set scrollercolor' option, for coloring the indicator
docs: explain what the options --stateflags (-%) and 'set stateflags' do
docs: improve two wordings in the sample nanorc
docs: mention that syntax definitions are available in /usr/share/nano/
feedback: don't give a hint for <Bsp>, and not after an Alt+key was used
feedback: in the tiny version, let M-H show the helpful hint too
feedback: make an "Unbound key" message disappear on the next keystroke
feedback: show a helpful message for ^G even when there is no help
feedback: show helpful message for the first ^H at the top of the file
gnulib: update to its current upstream state
help: do not leave the cursor on the status bar after a search
help: do not show "^G Help" in the tiny version when there is no help
help: ensure the help lines are always drawn, also when using Slang
help: in the tiny version, show Prev/Next Word before Backward/Forward
help: nicely pair menu items also when built with just --disable-help
new feature: option --stateflags to show some states in top-right corner
options: add -? as a synonym of -h (--help), but leave it undocumented
options: move --stateflags (-%) and --magic (-!) to the end of the list
options: require --magic or 'set magic' to enable the use of libmagic
rcfile: add 'set scrollercolor', for changing the color of the indicator
suspension: do not enter an invalid byte upon resume (when using Slang)
suspension: properly resume from an external SIGSTOP
suspension: resume properly from an external SIGSTOP (when using Slang)
suspension: switch off flow control at the right moment (for Slang)
syntaxes: add author and license lines to four of the files
syntax: nanorc: stop coloring 'morespace' and 'smooth' as valid
syntax: nanorc: stop coloring 'nopauses' and 'nowrap' as valid
syntax: nanorc: stop coloring 'quiet' and 'backwards' and 'finalnewline'
syntax: po: do not leave the occasional tab with a red background color
syntax: po: highlight embedded control codes that shouldn't be there
syntax: sh: recognize some shell scripts by their Emacs modeline
tweaks: add a hint for translators
tweaks: add some comments to the C syntax, and sort some keywords
tweaks: adjust some whitespace in the docs, and improve a comment
tweaks: avoid a compiler warning when compiling with more than -O1
tweaks: condense a bit of code
tweaks: condense a bit of code after the previous change
tweaks: drop the unneeded saving and restoring of a global variable
tweaks: dummy commit, to add some info about the previous one
tweaks: elide a one-line function, after reducing it to a single call
tweaks: fold one function into another, to elide an unneeded return value
tweaks: harmonize the spelling of a compound word, and rewrap a section
tweaks: harmonize the style of error messages and warnings in ./configure
tweaks: make two of the changes that 'autoupdate' suggests
tweaks: move three functions, to before the ones that call them
tweaks: move two more functions, to before the ones that call them
tweaks: move two more functions, to before the one that calls them
tweaks: normalize the indentation after the previous change
tweaks: remove an inconsistent newline from the end of an error message
tweaks: remove an unused element from 'funcstruct', saving 8 more bytes
tweaks: remove mistaken escape sequences for function keys on xterm
tweaks: remove two stray comments and two lines that were commented out
tweaks: rename another variable, away from being misnamed
tweaks: rename four variables, reshuffle them, and correct one type
tweaks: rename two elements of history struct, away from abbreviations
tweaks: rename two variables, to be more distinct
tweaks: replace two more occurrences of 'AC_TRY_RUN' with 'AC_RUN_IFELSE'
tweaks: reshuffle a condition, to elide a blank string
tweaks: reshuffle some lines after the previous change
tweaks: reshuffle some lines and adjust indentation after previous change
tweaks: reshuffle two lines and a function name, for a consistent order
tweaks: rewrap nine more old NEWS items, for balanced line lengths
tweaks: rewrap three NEWS items, for more balanced line lengths
tweaks: stop 'autoupdate' from failing with "end of file in string"
version: remove URL and email address from the --version output
Hussam al-Homsi (5):
syntax: c: colorize also one-character constants, and the null directive
syntax: c: colorize also the keywords that start with an underscore
syntax: c: colorize also the 'restrict' keyword, and the #line directive
tweaks: reorder a member of 'funcstruct', to save 8 bytes of padding
tweaks: stop casting the return of malloc() and friends
Ryan Westlund (1):
syntax: markdown: add author and license line
Changes between v5.1 and v5.2:
------------------------------
Benno Schulenberg (30):
build: stop distributing the README.GIT file
build: stop mentioning Slang in two ./configure messages
bump version numbers and add a news item for the 5.2 release
display: restore the ability to resize the screen while searching
docs: add a cross-reference from 'findbracket' to 'set matchbrackets'
docs: adjust description of ^T in cheatsheet, and mention M-Bsp
docs: mention in the FAQ how to change the escape sequences of urxvt
docs: reshuffle the section about the file browser to a better place
gnulib: back away from a commit that causes trouble when using clang
gnulib: update to its current upstream state
history: do not interpret a failing stat() as an error
input: allow also a Meta keystroke to abort a Search command
input: dawdle after an ESC also when --rawsequences is used
input: discard any multibyte character when <Alt> is being held
input: do not enter invalid bytes when holding down both Alt keys
input: hold on to a shift-selected region when an unbound key is struck
rcfile: make sure that "bright"/"light" are prefixes, not separate words
replacing: do not try to wipe nonexistent multidata, to avoid crashing
search: poll the input stream directly, not nano's own keystroke buffer
search: retain the current answer when something is toggled
tweaks: adjust a comment, and reshuffle the setting of a boolean
tweaks: condense two declarations
tweaks: condense two fragments of code, for compactness
tweaks: elide an unneeded variable
tweaks: improve three comments and an indentation
tweaks: move the keyboard-checking code to the end of the search loop
tweaks: remove a variable and two functions that have become redundant
tweaks: rename a variable, to not seem to refer to the scrollbar
tweaks: reshuffle four declarations, and rename two variables
verbatim: reserve enough space for the result also in non-UTF-8 locales
Changes between v5.0 and v5.1:
------------------------------
Benno Schulenberg (55):
anchor: in a UTF-8 locale, show an anchor as a diamond, for visibility
anchor: show an anchor also when the line is horizontally scrolled
bindings: make <Alt+Backspace> delete a word backwards, like in Bash
build: fix compilation for --enable-tiny --enable-nanorc --enable-color
build: fix compilation when configured with --enable-tiny
build: stop distributing the two old Changelogs
bump version numbers and add a news item for the 5.1 release
display: show the cursor position also right after the screen is resized
docs: fix a closing tag in the FAQ [tidy]
docs: mention that anchors are visible when line numbers are shown
feedback: add the reason to the error message when forking fails
feedback: use three dots to indicate processing, like everywhere else
feedback: when creating a pipe fails, report also the reason
files: do not try writing to the status bar while not in curses mode
formatter: force the mark off, to not crash by accessing empty cutbuffer
gnulib: update to its current upstream state
help: list again the keystroke for toggling the help lines (M-X)
input: understand M-Bsp also when terminfo does not match the terminal
moving: make <Ctrl+Up> go to the top when above the cursor all is blank
rcfile: allow to bind M-[ (even though it is an escape-sequence starter)
softwrap: initialize the 'extrarows' value for the magic line correctly
speller: give proper feedback when the user tries to check emptiness
speller: give startup feedback (relevant when running on a Linux console)
speller: re-enter curses mode before trying to report an error
syntax: css: differentiate pseudo-classes (now cyan) from comments (blue)
syntax: default: colorize also "GNU nano 5.x"
tweaks: adjust the indentation after the previous change
tweaks: adjust the indentation after the previous change
tweaks: avoid a maybe-uninitialized-variable warning from gcc
tweaks: elide an unneeded variable, by transforming the key code directly
tweaks: elide two variables that are no longer needed, and update comment
tweaks: exclude old and mistaken "Esc O" sequences from the tiny version
tweaks: make a few more direct returns, and reshuffle another bit of code
tweaks: make a misplaced call of statusline() more obvious by crashing
tweaks: normalize the indentation after the previous change
tweaks: normalize the indentation, and regroup two lines
tweaks: optimize for byte-range characters, and shorten some comments
tweaks: parse the escape-sequence bytes without copying them first
tweaks: pass first byte of sequence directly to the decoding function
tweaks: print error message directly instead of passing it to the caller
tweaks: read keycodes from the keystroke buffer without copying them
tweaks: remove an unneeded beep, and reshuffle the lines for compactness
tweaks: reshuffle a few lines, to condense the code, and improve comment
tweaks: reshuffle four lines, for esthetics
tweaks: reshuffle some fragments, to make the next change easier
tweaks: reshuffle the zeroing of a counter, to allow some direct returns
tweaks: simplify two functions, as they now return always NULL
tweaks: split a function into two, one for "Esc O" and one for "Esc ["
tweaks: stop using a 'switch' when there are just three possibilities
verbatim: discard entire keystroke when it's not valid for Unicode Input
verbatim: do not report "Invalid code" when a Unicode character is typed
verbatim: do not report "Invalid code" when the terminal is resized
verbatim: insert the full code sequence when <Alt+Backspace> is pressed
verbatim: pause a little after an ESC, to not miss a succeeding code
verbatim: report and ignore an invalid keystroke for Unicode input
Michalis Kokologiannakis (2):
build: avoid compilation warnings by using memcpy() instead of strncpy()
files: ignore only EPERM when fchmod() or fchown() fails
Changes between v4.9 and v5.0:
------------------------------
Andreas K. Foerster (1):
syntax: ada: new file -- coloring rules for Ada 2012 files
Benno Schulenberg (374):
anchor: do not let a full justification transfer an anchor to the top
anchor: do not let piping and spelling transfer an anchor to the top
anchor: during full justification preserve anchors as during single ones
backup: do not understand ^C as "Yes" when asking whether to continue
backup: when rereading the original file fails, ask the user what to do
bindings: add mistakenly removed M-J (Full Justify) back to the main menu
bindings: add ^Z (Suspend) to the "Execute Command" menu
bindings: allow toggling the help lines at several prompts and in browser
bindings: allow typing digits on the numeric keypad by holding Shift
bindings: make ^L (Refresh) work at all the prompts too
bindings: make ^T invoke the "Execute Command" menu, and ^T^T the Speller
bindings: remove the Full-Justify function from the Search menu
bindings: stop <Alt+operator> on the keypad from entering spurious letter
bindings: stop supporting <Esc> <Esc> <numeric slash> without NumLock
build: allow compilation to succeed on curses without italic support
build: do not let --disable-speller exclude also the formatter code
build: fix compilation for --enable-tiny --enable-color --enable-nanorc
build: fix compilation when configured with --disable-color
build: fix compilation when configured with --disable-speller
build: fix compilation when configured with --enable-tiny
build: fix compilation when configured with --enable-tiny
build: fix miscompilation for --enable-{tiny,color,nanorc}
build: fix the Makefile after two header files were renamed
build: make a deeper clone of gnulib (when building from git)
build: make ./configure report which global nanorc file will be used
build: replace the non-standard backslash escape "\e" with "\x1B"
build: stop distributing a nano.spec file
build: use a more dependable method for detecting a build from git
bump version numbers and add a news item for the 5.0 release
color: avoid allocating emptiness when there are no multiline regexes
color: when syntax coloring is toggled back on, calculate multiline data
colors: move purple one step away from magenta, and use a darker mauve
copying: change the implementation, away from cutting plus copying back
copying: do not forget to update the screen when M-6 is pressed
copying: when using M-6, copy the final line in the buffer just once
copying: with --nonewlines, don't add a final newline to the cutbuffer
counting: count words and characters without partitioning the file
counting: count words correctly also when --wordchars is used
cutting: change the implementation of cutting to not use partitioning
cutting: overhaul the pasting routine, to not make use of partitioning
display: avoid an additional redrawing when redrawing the screen
display: blank the status bar for a copy operation, like for cut & paste
display: do not try to draw content when there is no open buffer yet
display: reposition the cursor after an error message also in a help text
docs: complete the renaming of 'tempfile' to 'saveonexit'
docs: copy the 4.9.1 news item from the release branch
docs: copy the 4.9.2 news item from the release branch
docs: copy the 4.9.3 news item from the release branch
docs: document the --indicator (-q) and 'set indicator' options
docs: document the new -O/--bookstyle and 'set bookstyle' options
docs: explain how anchors work, and document their bindable functions
docs: improve some descriptions concerning the file browser
docs: in the sample nanorc file, refer instead of duplicating
docs: mention that doing a full-buffer operation wipes away all anchors
docs: mention that M-X toggle is special, because available in most menus
docs: mention that the dedicated cursor-moving keys are not rebindable
docs: mention the nine new color names, and "bold" plus "italic"
docs: note Marco as the original author of the bookmarking code
docs: reduce the TODO file to a reference to the bug tracker on Savannah
docs: stop mentioning that --wordchars overrides --wordbounds
docs: use 'bold' and 'light' instead of 'bright' in the sample nanorc
feedback: beep also at a prompt when receiving an unknown escape sequence
feedback: do not list "." and ".." as possible <Tab><Tab> completions
feedback: indicate an anchor with a "+" in the line-number margin
feedback: show a message also when trying to copy an empty region
feedback: show the cursor position also at startup in an empty buffer
feedback: skip wiping the prompt bar when the shortcut printed a message
files: also when creating a backup fails, ask the user whether to proceed
files: ask the user whether to proceed every time a backup fails
files: before prompting, show also the reason why the backup failed
files: disallow tabbing when in restricted mode
files: do not append but truncate when allowing insecure backups
files: do not let a stray CR in a DOS file trigger Mac format
files: do not make a failsafe backup when in restricted mode
files: give a more precise warning when deleting an existing backup fails
files: ignore errors when calling chmod() on a backup file
files: ignore errors when calling chown() on a backup file
files: ignore errors when calling futimens() on a backup file
files: list possible completions after just one <Tab> instead of two