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Retire NNN_NO_X and make the behaviour default
This commit is contained in:
Arun Prakash Jana
parent
7740f2bd33
commit
c174e32c06
67
README.md
67
README.md
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@ -58,8 +58,9 @@ Have fun with it! Missing a feature? Want to contribute? Head to the rolling [To
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- [How to](#how-to)
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- [add bookmarks](#add-bookmarks)
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- [copy file paths](#copy-file-paths)
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- [selection shortcuts](#selection-shortcuts)
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- [default copy](#default-copy)
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- [to clipboard](#to-clipboard)
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- [when X is missing](#when-x-is-missing)
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- [copy, move, delete files](#copy-move-delete-files)
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- [cd on quit](#cd-on-quit)
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- [run custom scripts](#run-custom-scripts)
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@ -104,7 +105,7 @@ Have fun with it! Missing a feature? Want to contribute? Head to the rolling [To
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- Batch rename/move/delete current directory entries in vidir (from moreutils)
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- Spawn SHELL (fallback sh) in the current directory
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- Run custom scripts in the current directory
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- Copy absolute file paths with/without X (*easy* shell integration)
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- Copy absolute file paths with quotes
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- Change directory at exit (*easy* shell integration)
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- Open any file in EDITOR (fallback vi) or PAGER (fallback less)
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- Open current directory in a custom GUI file manager
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@ -330,14 +331,13 @@ To lookup keyboard shortcuts at runtime, press <kbd>?</kbd>.
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### Quickstart
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1. Install the [utilities required](#file-handling) for your regular activities.
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2. Configure file path copy [using X clipboard](#to-clipboard) or [without X](#when-x-is-missing).
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3. Configure [cd on quit](#cd-on-quit).
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4. Optionally open all text files in EDITOR (fallback vi):
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2. Configure [cd on quit](#cd-on-quit).
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3. Optionally open all text files in EDITOR (fallback vi):
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export NNN_USE_EDITOR=1
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5. Run `n`.
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6. Press <kbd>?</kbd> for help on keyboard shortcuts anytime.
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7. For additional functionality [setup custom scripts](#run-custom-scripts).
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4. Run `n`.
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5. Press <kbd>?</kbd> for help on keyboard shortcuts anytime.
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6. For additional functionality [setup custom scripts](#run-custom-scripts).
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### How to
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@ -351,24 +351,7 @@ The bookmark prompt also understands the <kbd>~</kbd> (HOME), <kbd>-</kbd> (last
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#### copy file paths
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File paths can be copied to the clipboard or to a specific temporary file (if X is unavailable, for example). When in multi-copy mode, currently copied file paths can be listed by pressing `y`.
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##### to clipboard
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`nnn` can pipe the absolute path of the current file or multiple files to a copier script. For example, you can use `xsel` on Linux or `pbcopy` on OS X.
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Sample Linux copier script:
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#!/bin/sh
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# comment the next line to convert newlines to spaces
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IFS=
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echo -n $1 | xsel --clipboard --input
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export `NNN_COPIER`:
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export NNN_COPIER="/path/to/copier.sh"
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##### selection shortcuts
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Use <kbd>^K</kbd> to copy the absolute path (from `/`) of the file under the cursor to clipboard.
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@ -376,6 +359,7 @@ To copy multiple file paths, switch to the multi-copy mode using <kbd>^Y</kbd>.
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- select multiple files one by one by pressing <kbd>^K</kbd> on each entry; or,
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- navigate to another file in the same directory to select a range of files.
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- list the currently copied file paths by pressing `y`.
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Pressing <kbd>^Y</kbd> again copies the paths to clipboard and exits the multi-copy mode.
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@ -386,21 +370,15 @@ This is particularly useful if you are planning to copy the whole string to the
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Note that the filename is not escaped. So copying may still fail for filenames having quote(s) in them.
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##### when X is missing
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##### default copy
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A very common scenario on headless remote servers connected via SSH. As the clipboard is missing, `nnn` copies the path names to the tmp file `DIR/.nnncp`, where `DIR` (by priority) is:
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By default file paths are copied to the temporary file `DIR/.nnncp`, where `DIR` (by priority) is:
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$HOME or,
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$TMPDIR or,
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/tmp
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`nnn` needs to know X is unavailable:
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export NNN_NO_X=1
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To see the path to the copy file, run `nnn`, press `?` and look up `NNN_NO_X`.
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Note: despite the name of the environment variable, this method works even if X is available.
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To see the path to the temporary copy file, run `nnn`, press `?` and look up `copy file`.
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Use <kbd>^Y</kbd> and/or <kbd>^K</kbd> to copy file paths as usual. To use the copied paths from the cmdline, use command substitution. For example, if `DIR` above is `/home/user`:
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@ -430,7 +408,24 @@ so you can easily copy, move or delete multiple files together:
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mv (ncp) .
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rm (ncp) -rf
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Note that you may want to keep quotes disabled in this case.
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Note that you may want to keep quotes disabled (as it is by default) in this case.
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##### to clipboard
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`nnn` can pipe the absolute path of the current file or multiple files to a copier script. For example, you can use `xsel` on Linux or `pbcopy` on OS X.
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Sample Linux copier script:
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#!/bin/sh
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# comment the next line to convert newlines to spaces
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IFS=
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echo -n $1 | xsel --clipboard --input
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export `NNN_COPIER`:
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export NNN_COPIER="/path/to/copier.sh"
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#### copy, move, delete files
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7
nnn.1
7
nnn.1
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@ -259,11 +259,8 @@ screensaver.
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echo -n $1 | xsel --clipboard --input
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-------------------------------------
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.Ed
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.Pp
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\fBNNN_NO_X:\fR X display is unavailable. Copy file path(s) to \fI$HOME/.nnncp\fR.
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.Bd -literal
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export NNN_NO_X=1
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.Ed
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.br
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If it's not set, by default file paths are copied to the tmp file \fBDIR/.nnncp\fR, where 'DIR' (by priority) is: \fI$HOME\fR or, \fI$TMPDIR\fR or, \fI/tmp\fR.
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.Pp
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\fBNNN_QUOTE_ON:\fR wrap copied paths within single quotes. Useful for pasting
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names in the shell. Note that the filename is not escaped. So copying may still fail
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63
nnn.c
63
nnn.c
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@ -240,28 +240,26 @@ typedef struct {
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/* Settings */
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typedef struct {
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uint filtermode : 1; /* Set to enter filter mode */
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uint mtimeorder : 1; /* Set to sort by time modified */
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uint sizeorder : 1; /* Set to sort by file size */
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uint apparentsz : 1; /* Set to sort by apparent size (disk usage) */
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uint blkorder : 1; /* Set to sort by blocks used (disk usage) */
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uint showhidden : 1; /* Set to show hidden files */
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uint copymode : 1; /* Set when copying files */
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uint autoselect : 1; /* Auto-select dir in nav-as-you-type mode */
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uint showdetail : 1; /* Clear to show fewer file info */
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uint showcolor : 1; /* Set to show dirs in blue */
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uint dircolor : 1; /* Current status of dir color */
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uint metaviewer : 1; /* Index of metadata viewer in utils[] */
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uint quote : 1; /* Copy paths within quotes */
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uint noxdisplay : 1; /* X11 is not available */
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uint color : 3; /* Color code for directories */
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uint reserved : 15;
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ushort filtermode : 1; /* Set to enter filter mode */
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ushort mtimeorder : 1; /* Set to sort by time modified */
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ushort sizeorder : 1; /* Set to sort by file size */
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ushort apparentsz : 1; /* Set to sort by apparent size (disk usage) */
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ushort blkorder : 1; /* Set to sort by blocks used (disk usage) */
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ushort showhidden : 1; /* Set to show hidden files */
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ushort copymode : 1; /* Set when copying files */
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ushort autoselect : 1; /* Auto-select dir in nav-as-you-type mode */
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ushort showdetail : 1; /* Clear to show fewer file info */
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ushort showcolor : 1; /* Set to show dirs in blue */
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ushort dircolor : 1; /* Current status of dir color */
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ushort metaviewer : 1; /* Index of metadata viewer in utils[] */
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ushort quote : 1; /* Copy paths within quotes */
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ushort color : 3; /* Color code for directories */
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} settings;
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/* GLOBALS */
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/* Configuration */
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static settings cfg = {0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 4, 0};
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static settings cfg = {0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 4};
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static struct entry *dents;
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static char *pnamebuf, *pcopybuf;
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@ -409,7 +407,7 @@ static void printerr(int linenum)
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{
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exitcurses();
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fprintf(stderr, "line %d: (%d) %s\n", linenum, errno, strerror(errno));
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if (cfg.noxdisplay && g_cppath[0])
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if (g_cppath[0])
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unlink(g_cppath);
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exit(1);
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}
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@ -618,8 +616,10 @@ static char *xbasename(char *path)
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/* Writes buflen char(s) from buf to a file */
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static void writecp(const char *buf, const size_t buflen)
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{
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if (!g_cppath[0])
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if (!g_cppath[0]) {
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printmsg(messages[STR_COPY_ID]);
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return;
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}
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FILE *fp = fopen(g_cppath, "w");
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@ -2016,8 +2016,8 @@ static int show_help(char *path)
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dprintf(fd, "NNN_IDLE_TIMEOUT: %d secs\n", idletimeout);
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if (copier)
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dprintf(fd, "NNN_COPIER: %s\n", copier);
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if (getenv("NNN_NO_X"))
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dprintf(fd, "NNN_NO_X: %s (%s)\n", getenv("NNN_NO_X"), g_cppath);
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else if (g_cppath[0])
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dprintf(fd, "copy file: %s\n", g_cppath);
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if (getenv("NNN_SCRIPT"))
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dprintf(fd, "NNN_SCRIPT: %s\n", getenv("NNN_SCRIPT"));
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if (getenv("NNN_MULTISCRIPT"))
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@ -2890,11 +2890,6 @@ nochange:
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copycurname();
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goto begin;
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case SEL_COPY:
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if (!(cfg.noxdisplay || copier)) {
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printmsg(messages[STR_COPY_ID]);
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goto nochange;
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}
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if (!ndents)
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goto nochange;
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@ -2910,7 +2905,7 @@ nochange:
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g_buf[r] = '\'';
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g_buf[r + 1] = '\0';
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if (cfg.noxdisplay)
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if (!copier)
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writecp(g_buf, r + 1); /* Truncate NULL from end */
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else
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spawn(copier, g_buf, NULL, NULL, F_NOTRACE);
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@ -2919,7 +2914,7 @@ nochange:
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printmsg(g_buf + 1);
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} else {
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r = mkpath(path, dents[cur].name, newpath, PATH_MAX);
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if (cfg.noxdisplay)
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if (!copier)
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writecp(newpath, r - 1); /* Truncate NULL from end */
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else
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spawn(copier, newpath, NULL, NULL, F_NOTRACE);
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@ -2927,11 +2922,6 @@ nochange:
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}
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goto nochange;
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case SEL_COPYMUL:
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if (!(cfg.noxdisplay || copier)) {
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printmsg(messages[STR_COPY_ID]);
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goto nochange;
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}
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if (!ndents)
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goto nochange;
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@ -2964,7 +2954,7 @@ nochange:
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}
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if (copybufpos) { /* File path(s) written to the buffer */
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if (cfg.noxdisplay)
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if (!copier)
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writecp(pcopybuf, copybufpos - 1); /* Truncate NULL from end */
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else
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spawn(copier, pcopybuf, NULL, NULL, F_NOTRACE);
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@ -3380,8 +3370,7 @@ int main(int argc, char *argv[])
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g_tmpfplen = xstrlcpy(g_tmpfpath, "/tmp", MAX_HOME_LEN);
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/* Check if X11 is available */
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if (!copier && g_tmpfplen && getenv("NNN_NO_X")) {
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cfg.noxdisplay = 1;
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if (!copier && g_tmpfplen) {
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xstrlcpy(g_cppath, g_tmpfpath, MAX_HOME_LEN);
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xstrlcpy(g_cppath + g_tmpfplen - 1, "/.nnncp", MAX_HOME_LEN - g_tmpfplen);
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}
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@ -3409,7 +3398,7 @@ int main(int argc, char *argv[])
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browse(ipath, ifilter);
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exitcurses();
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if (cfg.noxdisplay && g_cppath[0])
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if (g_cppath[0])
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unlink(g_cppath);
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#ifdef LINUX_INOTIFY
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