Allow specifying output file in NNN_TMPFILE for cd on quit

misc/quitcd/quitcd.bash_zsh

@@ -9,7 +9,6 @@ n ()
     # The default behaviour is to cd on quit (nnn checks if NNN_TMPFILE is set)
     # To cd on quit only on ^G, remove the "export" as in:
     #     NNN_TMPFILE="${XDG_CONFIG_HOME:-$HOME/.config}/nnn/.lastd"
-    # NOTE: NNN_TMPFILE is fixed, should not be modified
     export NNN_TMPFILE="${XDG_CONFIG_HOME:-$HOME/.config}/nnn/.lastd"
 
     # Unmask ^Q (, ^V etc.) (if required, see `stty -a`) to Quit nnn

misc/quitcd/quitcd.csh

@@ -2,7 +2,6 @@
 
 # The default behaviour is to cd on quit (nnn checks if NNN_TMPFILE is set)
 # To cd on quit only on ^G, export NNN_TMPFILE after the call to nnn
-# NOTE: NNN_TMPFILE is fixed, should not be modified
 set NNN_TMPFILE=~/.config/nnn/.lastd
 
 # Unmask ^Q (, ^V etc.) (if required, see `stty -a`) to Quit nnn

misc/quitcd/quitcd.fish

@@ -14,7 +14,6 @@ function n --wraps nnn --description 'support nnn quit and change directory'
     # The default behaviour is to cd on quit (nnn checks if NNN_TMPFILE is set)
     # To cd on quit only on ^G, remove the "-x" as in:
     #    set NNN_TMPFILE "$XDG_CONFIG_HOME/nnn/.lastd"
-    # NOTE: NNN_TMPFILE is fixed, should not be modified
     if test -n "$XDG_CONFIG_HOME"
         set -x NNN_TMPFILE "$XDG_CONFIG_HOME/nnn/.lastd"
     else

nnn.1

@@ -520,6 +520,11 @@ separated by \fI;\fR:
     export NNN_LOCKER='cmatrix'
 .Ed
 .Pp
+\fBNNN_TMPFILE:\fR \fIalways\fR cd on quit and write the command in the file specified.
+.Bd -literal
+    export NNN_TMPFILE='/tmp/.lastd'
+.Ed
+.Pp
 \fBNNN_HELP:\fR run a program and show the output on top of the program help page.
 .Bd -literal
     export NNN_HELP='fortune'

src/nnn.c

@@ -1237,6 +1237,17 @@ static void reset_tilde_in_path(char *path)
 	home[homelen] = '\0';
 }
 
+static void convert_tilde(const char *path, char *buf)
+{
+	if (path[0] == '~') {
+		ssize_t len = xstrlen(home);
+		ssize_t loclen = xstrlen(path);
+
+		xstrsncpy(buf, home, len + 1);
+		xstrsncpy(buf + len, path + 1, loclen);
+	}
+}
+
 static int create_tmp_file(void)
 {
 	xstrsncpy(g_tmpfpath + tmpfplen - 1, messages[STR_TMPFILE], TMP_LEN_MAX - tmpfplen);
@@ -2676,21 +2687,21 @@ static void archive_selection(const char *cmd, const char *archive, const char *
 	free(buf);
 }
 
-static bool write_lastdir(const char *curpath)
+static void write_lastdir(const char *curpath, const char *outfile)
 {
-	bool ret = FALSE;
-	size_t len = xstrlen(cfgpath);
-
-	xstrsncpy(cfgpath + len, "/.lastd", 8);
+	if (!outfile)
+		xstrsncpy(cfgpath + xstrlen(cfgpath), "/.lastd", 8);
+	else
+		convert_tilde(outfile, g_buf);
 
-	int fd = open(cfgpath, O_CREAT | O_WRONLY | O_TRUNC, 0666);
+	int fd = open(outfile
+			? (outfile[0] == '~' ? g_buf : outfile)
+			: cfgpath, O_CREAT | O_WRONLY | O_TRUNC, 0666);
 
 	if (fd != -1) {
 		dprintf(fd, "cd \"%s\"", curpath);
 		close(fd);
-		ret = TRUE;
 	}
-	return ret;
 }
 
 /*
@@ -3732,15 +3743,7 @@ static char *get_kv_val(kv *kvarr, char *buf, int key, uchar_t max, uchar_t id)
 				return pluginstr + kvarr[r].off;
 
 			val = bmstr + kvarr[r].off;
-
-			if (val[0] == '~') {
-				ssize_t len = xstrlen(home);
-				ssize_t loclen = xstrlen(val);
-
-				xstrsncpy(g_buf, home, len + 1);
-				xstrsncpy(g_buf + len, val + 1, loclen);
-			}
-
+			convert_tilde(val, g_buf);
 			return realpath(((val[0] == '~') ? g_buf : val), buf);
 		}
 	}
@@ -7581,8 +7584,10 @@ static bool browse(char *ipath, const char *session, int pkey)
 #endif
 
 			/* CD on Quit */
-			if ((sel == SEL_QUITCD) || getenv("NNN_TMPFILE")) {
-				write_lastdir(path);
+			tmp = getenv("NNN_TMPFILE");
+			if ((sel == SEL_QUITCD) || tmp) {
+				write_lastdir(path, tmp);
+				/* ^G is a way to quit picker mode without picking anything */
 				if ((sel == SEL_QUITCD) && g_state.picker)
 					selbufpos = 0;
 			}