diff options
Diffstat (limited to 'etc/NEWS')
| -rw-r--r-- | etc/NEWS | 94 |
1 files changed, 87 insertions, 7 deletions
@@ -50,6 +50,11 @@ as it has in batch mode since Emacs 24. When non-nil, this option suppresses moving remote files to the local trash when deleting. Default is nil. +--- +** New user option 'remote-file-name-inhibit-auto-save'. +If this user option is non-nil, 'auto-save-mode' will not auto-save +remote buffers. The default is nil. + +++ ** New user option 'yes-or-no-prompt'. This allows the user to customize the prompt that is appended by @@ -169,6 +174,19 @@ correctly unloads Eshell and all of its modules. After manually editing 'eshell-aliases-file', you can use this command to load the edited aliases. ++++ +*** 'rgrep' is now a builtin command. +Running 'rgrep' in Eshell now uses the Emacs grep facility instead of +calling external rgrep. + +** Shell Mode + ++++ +*** New user option 'shell-get-old-input-include-continuation-lines'. +When this user option is non-nil, 'shell-get-old-input' ('C-RET') +includes multiple shell "\" continuation lines from command output. +Default is nil. + ** Prog Mode +++ @@ -240,6 +258,24 @@ following to your init file: (add-hook 'help-fns-describe-function-functions #'shortdoc-help-fns-examples-function) +** Package + +--- +*** New user option 'package-vc-register-as-project'. +When non-nil, it will automatically register every package as a +project, that you can quickly select using 'project-switch-project' +('C-x p p'). + +** Flymake + ++++ +*** New user option 'flymake-show-diagnostics-at-end-of-line'. +When non-nil, Flymake shows summarized descriptions of diagnostics at +the end of the line. Depending on your preference, this can either be +distracting and easily confused with actual code, or a significant +early aid that relieves you from moving the buffer or reaching for the +mouse to consult an error message. + * New Modes and Packages in Emacs 30.1 @@ -273,6 +309,18 @@ their customization options. * Incompatible Lisp Changes in Emacs 30.1 +--- +** The escape sequence '\x' not followed by hex digits is now an error. +Previously, '\x' without at least one hex digit denoted character code +zero (NUL) but as this was neither intended nor documented or even +known by anyone, it is now treated as an error by the Lisp reader. + +--- +** Connection-local variables are applied in buffers visiting a remote file. +This overrides possible directory-local or file-local variables with +the same name. + +--- ** User option 'tramp-completion-reread-directory-timeout' has been removed. This user option has been obsoleted in Emacs 27, use 'remote-file-name-inhibit-cache' instead. @@ -286,6 +334,8 @@ hooks named after the feature name, like 'esh-mode-unload-hook'. * Lisp Changes in Emacs 30.1 +** New variable 'inhibit-auto-fill' to temporarily prevent auto-fill. + ** Functions and variables to transpose sexps +++ @@ -393,6 +443,36 @@ was to catch all errors, add an explicit handler for 'error', or use This warning can be suppressed using 'with-suppressed-warnings' with the warning name 'suspicious'. +--- +*** Warn about 'unwind-protect' without unwind forms. +The compiler now warns when the 'unwind-protect' form is used without +any unwind forms, as in + + (unwind-protect (read buffer)) + +because the behavior is identical to that of the argument; there is +no protection of any kind. Perhaps the intended unwind forms have +been misplaced or forgotten, or the use of 'unwind-protect' could be +simplified away. + +This warning can be suppressed using 'with-suppressed-warnings' with +the warning name 'suspicious'. + +--- +*** Warn about more ignored function return values. +The compiler now warns when the return value from certain functions is +ignored. Example: + + (progn (nreverse my-list) my-list) + +will elicit a warning because it is usually pointless to call +'nreverse' on a list without using the returned value. To silence the +warning, make use of the value in some way, such as assigning it to a +variable. You can also wrap the function call in '(ignore ...)'. + +This warning can be suppressed using 'with-suppressed-warnings' with +the warning name 'ignored-return-value'. + +++ ** New function 'file-user-uid'. This function is like 'user-uid', but is aware of file name handlers, @@ -400,19 +480,19 @@ so it will return the remote UID for remote files (or -1 if the connection has no associated user). +++ -** 'fset' and 'defalias' now signal an error for circular alias chains. -Previously, 'fset' and 'defalias' could be made to build circular -function indirection chains as in +** 'fset', 'defalias' and 'defvaralias' now signal an error for cyclic aliases. +Previously, 'fset', 'defalias' and 'defvaralias' could be made to +build circular function and variable indirection chains as in (defalias 'able 'baker) (defalias 'baker 'able) -but trying to call them would often make Emacs hang. Now, an attempt +but trying to use them would sometimes make Emacs hang. Now, an attempt to create such a loop results in an error. -Since circular alias chains now cannot occur, 'function-alias-p' and -'indirect-function' will never signal an error. Their second -'noerror' arguments have no effect and are therefore obsolete. +Since circular alias chains now cannot occur, 'function-alias-p', +'indirect-function' and 'indirect-variable' will never signal an error. +Their 'noerror' arguments have no effect and are therefore obsolete. * Changes in Emacs 30.1 on Non-Free Operating Systems |