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[Emacs-diffs] emacs-26 979944c: * doc/lispref/anti.texi (Antinews): Add
From: |
Paul Eggert |
Subject: |
[Emacs-diffs] emacs-26 979944c: * doc/lispref/anti.texi (Antinews): Add some more antinews. |
Date: |
Thu, 8 Feb 2018 18:59:25 -0500 (EST) |
branch: emacs-26
commit 979944c9b03ed168c85b65f880937adac0a2bf16
Author: Paul Eggert <address@hidden>
Commit: Paul Eggert <address@hidden>
* doc/lispref/anti.texi (Antinews): Add some more antinews.
---
doc/lispref/anti.texi | 119 +++++++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 118 insertions(+), 1 deletion(-)
diff --git a/doc/lispref/anti.texi b/doc/lispref/anti.texi
index b6df9fe..ac0e70a 100644
--- a/doc/lispref/anti.texi
+++ b/doc/lispref/anti.texi
@@ -48,6 +48,15 @@ specialized library for their support was deemed an
unnecessary
maintenance burden.
@item
+The time conversion functions @code{current-time-string},
address@hidden, @code{decode-time},
address@hidden, and @code{set-time-zone-rule} no longer
+accept integer offsets as time zone rules, to make it more of a
+challenge to convert foreign timestamps. Also,
address@hidden no longer converts @samp{%q} to the calendar
+quarter, as that is something you can easily do for yourself.
+
address@hidden
Field numbers like @samp{%2$} in format specifiers are no longer
available. We decided that their use makes code reading and
comprehension much harder, and that having them is unjustified in the
@@ -84,12 +93,38 @@ confusing differences between the operation of these
functions in
interactive and non-interactive invocations has been removed.
@item
+Several functions that create or rename their files now treat their
+destination specially if it happens to be a directory, even when its
+name does not appear to be that of a directory. For example,
address@hidden(rename-file "A" "B")} no longer renames @file{A} to @file{B} if
address@hidden happens to be a directory. This is so that dealing with
+files becomes more of an adventure.
+
address@hidden
+The @code{format} function now returns new strings in more cases, to
+place more stress on the Emacs memory manager and thereby test Emacs
+better.
+
address@hidden
The function @file{assoc} has been simplified by removing its third
optional argument. It now always uses @code{equal} for comparison.
Likewise, @code{alist-get} always uses @code{assq}, and @code{map-get}
and @code{map-put} always use @code{eql} for their comparisons.
@item
+Numeric comparisons and the functions @code{format},
address@hidden, @code{min}, @code{max} and @code{logb} now
+occasionally round values internally to make their results less
+predictable.
+
address@hidden
+The functions @code{ffloor}, @code{fceiling}l, @code{ftruncate} and
address@hidden now accept integer arguments. Conversely, functions
+like @code{decode-char} that accept floating-point integers now accept
+arguments that are not integers. In both cases the results are
+amusingly nonsensical sometimes.
+
address@hidden
GnuTLS cryptographic functions are no longer available in Emacs. We
have decided that the needs for such functionality are deteriorating,
and their cumbersome interfaces make them hard to use.
@@ -104,16 +139,25 @@ broken by records.
You can again use @code{string-as-unibyte},
@code{string-make-multibyte}, and other similar functions, without
being annoyed by messages about their deprecation. This is in
-preparation for removal of multibyte text from Emacs in the distance
+preparation for removal of multibyte text from Emacs in the distant
past.
@item
+The @code{string-version-lessp} function has been removed, to
+encourage programmers to use their own idiosyncratic methods to
+determine whether one version string precedes another.
+
address@hidden
The function @code{read-color} no longer displays color names using
each color as the background. We have determined that this surprises
users and produces funny inconsistent results on color-challenged
terminals.
@item
+Support for 24-bit color on text terminals has been dropped, since
+it wasn't needed long ago.
+
address@hidden
We removed the function @code{file-name-case-insensitive-p}, as
testing for the OS symbol should be enough for the observable past to
come, and learning to use yet another API is a burden.
@@ -136,12 +180,57 @@ The function @code{mapcan} is gone; use @code{mapcar}
instead, and
process the resulting list as you see fit.
@item
+Low-level list functions like @code{length} and @code{member} can now
+loop indefinitely when given cyclic lists, causing Emacs to freeze.
+This can help these functions run a tiny bit faster in the usual case
+where the input is not cyclic.
+
address@hidden
+The @code{write-region} function no longer propagates its
address@hidden argument to file name handlers.
+
address@hidden
You can once again write a Lisp program that returns funny random
values from @code{file-attributes} by having another process alter the
filesystem while Emacs is accessing the file. This can give rise to
some interesting applications in the near past.
@item
+The functions @code{file-attributes}, @code{file-symlink-p}, and
address@hidden now quietly mutate the target of a local
+symbolic link in some cases, to make it more of a challenge to deal
+with arbitrary symlinks in Emacs code.
+
address@hidden
+The error @code{file-missing} has been removed; operations now lump
+such errors into the @code{file-error} category instead.
+
address@hidden
+The function @code{delete-directory} now signals an error if operating
+recursively and some other process deletes the directory before this
+function gets to it.
+
address@hidden
+The @code{dutch} input method now attempts to support Turkish too,
+albeit incorrectly. Also, it converts @samp{IJ} and @samp{ij} to
+special characters instead of leaving them alone.
+
address@hidden
+Non-breaking hyphens and approximations to quotes are now displayed
+just with the @code{escape-glyph} face instead of having faces of
+their own. This is simpler and gives the user amusing puzzles to
+solve when viewing text containing these characters.
+
address@hidden
+The user option @code{electric-quote-context-sensitive} and the
+variable @code{electric-quote-inhibit-functions}, so that electric
+quoting is simpler and more likely to do the wrong thing.
+
address@hidden
+The user option @code{text-quoting-style} has been removed, and is now
+just a variable.
+
address@hidden
We have removed the functions @code{file-name-quote},
@code{file-name-unquote}, and @code{file-name-quoted-p}. Writing code
that checks whether a file name is already quoted is easy, and doubly
@@ -160,6 +249,34 @@ customizable only based on buffers; the
@code{mode-line-format} and
@code{header-line-format} window parameters have been removed.
@item
+Emacs now normally builds a limited @command{movemail} substitute that
+retrieves POP3 email only via insecure channels, and the
+configure-time option @option{--with-mailutils} has been removed.
+This simplifies Emacs setup when security is not important.
+
address@hidden
+The configure-time option @option{--enable-gcc-warnings=warn-only}
+has been removed, so that build-time warnings are always fatal now.
+
address@hidden
+The configure-time option @option{--disable-build-details} has been
+removed. This way, Emacs builds are unique and irreproducible.
+
address@hidden
+The variable @code{emacs-version} now includes the build number
+instead of storing it separately in @code{emacs-build-number}.
+
address@hidden
+Emacs has been ported to IRIX.
+
address@hidden
+Several options and variables have been removed to simplify Emacs and
+potentially make it less reliable. These include the
address@hidden option, the
address@hidden variable, and the
address@hidden variable.
+
address@hidden
As part of the ongoing quest for simplicity, many other functions and
variables have been eliminated.
@end itemize
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- [Emacs-diffs] emacs-26 979944c: * doc/lispref/anti.texi (Antinews): Add some more antinews.,
Paul Eggert <=