From 99e5def4f4e939b5583eafefd25345cb58443a02 Mon Sep 17 00:00:00 2001
From: sinanmohd <pcmsinan@gmail.com>
Date: Fri, 15 Jul 2022 19:52:44 +0530
Subject: nout patch

---
 main.c    |  2 ++
 nsxiv.h   |  1 +
 options.c | 11 +++++++++--
 3 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/main.c b/main.c
index a6c4187..1217f81 100644
--- a/main.c
+++ b/main.c
@@ -367,6 +367,8 @@ bool mark_image(int n, bool on)
 		markcnt += on ? 1 : -1;
 		if (mode == MODE_THUMB)
 			tns_mark(&tns, n, on);
+		if (options->to_stdout_count == markcnt)
+			cg_quit(0);
 		return true;
 	}
 	return false;
diff --git a/nsxiv.h b/nsxiv.h
index 7d81fff..f8187dd 100644
--- a/nsxiv.h
+++ b/nsxiv.h
@@ -228,6 +228,7 @@ struct opt {
 	char **filenames;
 	bool from_stdin;
 	bool to_stdout;
+	int to_stdout_count;
 	bool using_null;
 	bool recursive;
 	int filecnt;
diff --git a/options.c b/options.c
index 69b45b9..f26f0d0 100644
--- a/options.c
+++ b/options.c
@@ -30,7 +30,7 @@ const opt_t *options;
 void print_usage(void)
 {
 	printf("usage: nsxiv [-abcfhiopqrtvZ0] [-A FRAMERATE] [-e WID] [-G GAMMA] "
-	       "[-g GEOMETRY] [-N NAME] [-n NUM] [-S DELAY] [-s MODE] "
+	       "[-g GEOMETRY] [-N NAME] [-n NUM]  [-S DELAY] [-s MODE] [-k NUM]"
 	       "[-z ZOOM] FILES...\n");
 }
 
@@ -65,6 +65,7 @@ void parse_options(int argc, char **argv)
 
 	_options.from_stdin = false;
 	_options.to_stdout = false;
+	_options.to_stdout_count = false;
 	_options.using_null = false;
 	_options.recursive = false;
 	_options.startnum = 0;
@@ -87,7 +88,7 @@ void parse_options(int argc, char **argv)
 	_options.clean_cache = false;
 	_options.private_mode = false;
 
-	while ((opt = getopt(argc, argv, "A:abce:fG:g:hin:N:opqrS:s:T:tvZz:0")) != -1) {
+	while ((opt = getopt(argc, argv, "A:abce:fG:g:hin:N:k:opqrS:s:T:tvZz:0")) != -1) {
 		switch (opt) {
 			case '?':
 				print_usage();
@@ -143,6 +144,12 @@ void parse_options(int argc, char **argv)
 			case 'o':
 				_options.to_stdout = true;
 				break;
+                        case 'k' :
+				n = strtol(optarg, &end, 0);
+				if (*end != '\0' || n <= 0)
+					error(EXIT_FAILURE, 0, "Invalid argument for option -k: %s", optarg);
+				_options.to_stdout_count = atoi(optarg);
+                                break;
 			case 'p':
 				_options.private_mode = true;
 				break;
-- 
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