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Show current config along with help

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Arun Prakash Jana 2017-06-11 19:24:02 +05:30
parent 8c6ab7df02
commit 2a1f99526f
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3 changed files with 54 additions and 17 deletions
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2
README.md
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@ -182,7 +182,7 @@ Right, Enter, l, ^M | Open file or enter dir
p | Open entry in PAGER (fallback less)
^K | Invoke file path copier
^L | Force a redraw, exit filter prompt
? | Toggle help screen
? | Toggle help and settings screen
Q | Quit and change directory
q, ^Q | Quit
```

17
nnn.1
View file

@ -88,7 +88,7 @@ Invoke file path copier
.It Ic ^L
Force a redraw, exit filter prompt
.It Ic \&?
Toggle help screen
Toggle help and settings screen
.It Ic Q
Quit and change directory
.It Ic q, ^Q
@ -129,6 +129,9 @@ at:
.br
.Em https://github.com/jarun/nnn/wiki/all-about-nlay
.Pp
There is no configuration file. Settings work on environment variables. Please
refer to the ENVIRONMENT section below.
.Pp
Configuring
.Nm
to change to the last visited directory on quit requires shell integration in a
@ -158,18 +161,18 @@ allowing continuous navigation. Works best with the \fBarrow keys\fR.
The SHELL, EDITOR and PAGER environment variables take precedence
when dealing with the !, e and p commands respectively.
.Pp
\fBNNN_USE_EDITOR:\fR use EDITOR (preferably CLI, fallback vi) to handle text
files.
.Bd -literal
export NNN_USE_EDITOR=1
.Ed
.Pp
\fBNNN_BMS:\fR bookmark string as \fIkey:location\fR pairs (max 10) separated by
\fI;\fR:
.Bd -literal
export NNN_BMS='doc:~/Documents;u:/home/user/Cam Uploads;D:~/Downloads/'
.Ed
.Pp
\fBNNN_USE_EDITOR:\fR use EDITOR (preferably CLI, fallback vi) to handle text
files.
.Bd -literal
export NNN_USE_EDITOR=1
.Ed
.Pp
\fBNNN_DE_FILE_MANAGER:\fR set to a desktop file manager to open the current
directory with. E.g.:
.Bd -literal

52
nnn.c
View file

@ -1311,7 +1311,12 @@ show_mediainfo(char* fpath, char *arg)
static int
show_help(void)
{
static char helpstr[] = ("echo \"\
char tmp[] = "/tmp/nnnXXXXXX";
int fd = mkstemp(tmp);
if (fd == -1)
return -1;
static char helpstr[] = ("\
Key | Function\n\
-+-\n\
Up, k, ^P | Previous entry\n\
@ -1344,11 +1349,40 @@ show_help(void)
p | Open entry in PAGER (fallback less)\n\
^K | Invoke file path copier\n\
^L | Force a redraw, exit filter prompt\n\
? | Toggle help screen\n\
? | Toggle help and settings screen\n\
Q | Quit and change directory\n\
q, ^Q | Quit\n\n\" | less");
q, ^Q | Quit\n\n\n");
return system(helpstr);
dprintf(fd, "%s", helpstr);
if (getenv("NNN_BMS")) {
dprintf(fd, "BOOKMARKS\n");
for (int i = 0; i < MAX_BM; i++)
if (bookmark[i].key)
dprintf(fd, " %s: %s\n", bookmark[i].key, bookmark[i].loc);
else
break;
dprintf(fd, "\n");
}
if (editor)
dprintf(fd, "NNN_USE_EDITOR: %s\n", editor);
if (desktop_manager)
dprintf(fd, "NNN_DE_FILE_MANAGER: %s\n", desktop_manager);
if (idletimeout)
dprintf(fd, "NNN_IDLE_TIMEOUT: %d secs\n", idletimeout);
if (copier)
dprintf(fd, "NNN_COPIER: %s\n", copier);
dprintf(fd, "\n");
close(fd);
get_output(NULL, 0, "cat", tmp, NULL, 1);
unlink(tmp);
return 0;
}
static int
@ -2285,6 +2319,11 @@ main(int argc, char *argv[])
showhidden = 1;
initfilter(showhidden, &ifilter);
/* Parse bookmarks string, if available */
char *bms = getenv("NNN_BMS");
if (bms)
parsebmstr(bms);
/* Edit text in EDITOR, if opted */
if (getenv("NNN_USE_EDITOR"))
editor = xgetenv("EDITOR", "vi");
@ -2304,11 +2343,6 @@ main(int argc, char *argv[])
/* Get the default copier, if set */
copier = getenv("NNN_COPIER");
/* Parse bookmarks string, if available */
char *bms = getenv("NNN_BMS");
if (bms)
parsebmstr(bms);
signal(SIGINT, SIG_IGN);
/* Test initial path */