Questions tagged [files]

Use this tag for questions about moving, deleting, or opening files. Or for questions about the difference between a buffer and its file. For topics such as "Saving Files", use "buffers" instead.

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Why is cloning of file buffers prohibited?

Why does clone-buffer not work on file buffers. I can make it work by the following advice: (advice-add 'clone-buffer :around (lambda (oldfun &rest args) "Allow cloning file buffers." ...
5
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0answers
379 views

Drag-and-drop file does not work anymore

Using Emacs 24.5 on a Gentoo/Kde workstation. Drag-and-drop of files used to work okay (as far as I remember), to open a new buffer on the dragged file. Same behaviour when using emacs -Q. It does ...
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0answers
1k views

When using emacsclient, how can I open the file in the active buffer?

When I open a file with emacsclient without invoking -c, Emacs visits the file in a new buffer in the background while leaving my current window configuration in place. I'd like to change this, e.g. ...
2
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0answers
39 views

Simple Atom-style jump-to-file

I'm upgrading Emacs and moving from macOS to Windows after quite a few years getting by with a very old setup (eg, custom scripts for Anything). I've installed Helm. I'm interested in a simple way to: ...
2
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1answer
44 views

Ignore both uppercase and lowercase versions of the extensions listed in completion-ignored-extensions

How can I get Emacs to ignore, say, both .pdf and .PDF files without listing both ".pdf" and ".PDF" in completion-ignored-extensions?
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0answers
47 views

find-library equivalent for C internal source code files

Is there a built-in Emacs equivalent of find-library for the C internal source code files? If there is an additional step needed to create an index of the files (e.g., make tags) when building Emacs, ...
2
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0answers
94 views

Accidentally visiting a FIFO

I'm in Dired, and one of the files in the current directory is a named pipe (FIFO) prw-r--r--+ 1 ivan staff 0 Feb 6 11:13 some_pipe If I (accidentally) visit it (with dired-visit-file), ...
2
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0answers
151 views

How to find/grep in Python virtualenv with projectile/helm easier?

How I can customize helm/projectile behaviour to find files and grep in $VIRTUALENV dir easier? Or maybe I can write some function(s) to find/grep in virtualenv of current project?
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0answers
1k views

Emacs hitting “too many files open”

I am using Ubuntu 14.04LTS 64bit. I encounter this problem when I opened too many files by a emacs function. Error is signaled as a message and prevent me from opening more files. I checked my ...
2
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2answers
329 views

How to open multiple files in multiple windows at startup

In earlier versions of emacs one could use emacs -nw file1 file2 file3 and see three files (and no buffer list) at startup. For recent versions this no longer works. Is it possible to add some code to ...
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0answers
45 views

Sharing .org file between two users

My secretory creates a daily agenda for me by capturing task to shared org file mytodo.org. When I open the agenda or mark the task done, her ability to capture new task gets limited as the mytodo.org ...
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0answers
44 views

How to make find-file-other-window reuse existing window

Is it possible to make find-file-other-window open the file in a pre-existing window instead of creating a new one? Currently: |A---|B---| |A-|C-|B---| |----|----| -> ...
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0answers
81 views

Problem saving (C-x C-s) files on a NFS drive with emacs 24/25

Starting with Emacs 24 (using various different versions of Ubuntu and Linux Mint), if I open a file on an NFS drive, modify it and attempt to save it C-x C-s, I get the message of: Saving <...
1
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1answer
110 views

How to mount/unmount devices?

I'm interested in mount/umount usb and other devices directly from emacs. In many file mangers (like nautilus) the devices are automatically discovered and indicated with an icon, it's possible to do ...
1
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0answers
60 views

f.el: f-split behaviour

Using f-split from f.el: (require 'f) (f-split "c:/a/b") returns ("/" "c:" "a" "b") What is the rationale? Shouldn't it be ("c:" "a" "b")? Also in Emacs for Windows the value of: (f-path-...
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0answers
58 views

Dired+: Copy to nonexistent directory

Windows 10, Emacs 25.1, Dired+ I try to copy a file from test folder to nonexistent folder new: But I get this error: Is it possible to make Emacs autocreate folder new and copy the file to it? It ...
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0answers
27 views

How to write custom read-file-name with expanded set of completions?

I am seeking advice for how to get tab completion in the minibar with a custom set of completion candidates that are either subdirectories or build targets from Makefiles. For context, I'm using the ...
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0answers
35 views

How to write a function for editing a file and then running a command?

I would like to write a function that does the equivalent of the shell command: vim $MY_FILE && $MY_COMMAND In other words, I would like to open a file in a buffer, and then when I save/...
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0answers
53 views

Manage freedesktop trashcan with dired mode

Trashed files are stored in the FreeDesktop standard location: ~/.local/share/Trash/files. How do I restore or permanently delete files in that folder using dired?
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0answers
110 views

Mac OS X problem accessing file via symlink

GNU Emacs 24 on El Capitan. When opening a file whose path includes a directory which is a symlink, Emacs emits the following error: *ERROR*: Wrong type argument: numberp, "Bus error: 10" If I ...
1
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0answers
30 views

Is it possible to display and edit the contents of a linked file?

In a Stack Overflow question, another poster wants to write OpenGL shader programs near to where they are used. However, performance tuning indicates that you should compile these shaders once at the ...
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0answers
134 views

deactivate saveplace.el for filetype

Saveplace is a nice tool to remember where I have left of in a file. But for Org files it causes me problems when I quit emacs in the middle of a heading. My current try to deactivate it in org-files ...
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0answers
20 views

Can image-dired track renamed files?

I would like to view images using image-dired, then rename them. What I do at the moment: Open image-dired with my directory of choice. Mark an image that I want to rename. In the corresponding dired+...
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0answers
19 views

Disable Flycheck for different file extensions with the same mode

I use verilog-mode for both Verilog (extension .v) and System Verilog (extension .sv). I want to disable flycheck for .v files only. (Because they are typically multi-gigabyte netlists that take lots ...
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0answers
44 views

How to get a list of all folder names under a folder?

I have a folder structure like this,i want get a list that all folder names in pack folder. Then traverse the list and load them ├── pack │   ├── completion │   │   ├── company │   │   │   └── pack-...
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0answers
15 views

How to use helm-locate (or similar) when saving a buffer?

When opening a file, I often use helm-locate to quickly access any file anywhere. But when saving a new buffer, I navigate through the directory structure to get the location I need. Is there a way to ...
0
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0answers
55 views

Don't use completion text

When i am trying to rename a file in dired-mode, for just find a file with (C-x f), it uses auto-completion to help me out. Most of the time this is super useful. However when I am trying to rename a ...
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0answers
25 views

Ada mode : navigating through code, always open in new window

when I navigate in ada-mode, The first time that I press C-cC-d (ada-goto-declaration), Emacs divide vertically the frame, and open the new file in the other window. Most times, every C-cC-d press, ...
0
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1answer
263 views

Test file permissions in Windows

The file-writable-p docstring says: Return t if file FILENAME can be written or created by you. In Windows you cannot usually write on files when they are used by a different app. In these ...
0
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0answers
66 views

How to get thing-at-point between separators

I'm trying to get hold of the current filename at point. In an arbitrary buffer. Say I have list of files in a buffer and I want to be able to do something with each file. For that I need to ...