From 0d9ea3a955d24a4793f5351baec68ec7d397b78f Mon Sep 17 00:00:00 2001
From: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Date: Thu, 19 Mar 2020 23:17:41 +0100
Subject: Fix: properly terminate the getopt_long arrays

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
---
 difftool/options.c | 1 +
 mkfs/options.c     | 1 +
 tar/sqfs2tar.c     | 1 +
 tar/tar2sqfs.c     | 1 +
 unpack/options.c   | 1 +
 5 files changed, 5 insertions(+)

diff --git a/difftool/options.c b/difftool/options.c
index 0540cf7..b8ce7f0 100644
--- a/difftool/options.c
+++ b/difftool/options.c
@@ -18,6 +18,7 @@ static struct option long_opts[] = {
 	{ "extract", required_argument, NULL, 'e' },
 	{ "help", no_argument, NULL, 'h' },
 	{ "version", no_argument, NULL, 'V' },
+	{ NULL, 0, NULL, 0 },
 };
 
 static const char *short_opts = "a:b:OPCTISe:hV";
diff --git a/mkfs/options.c b/mkfs/options.c
index c063e7c..2369787 100644
--- a/mkfs/options.c
+++ b/mkfs/options.c
@@ -30,6 +30,7 @@ static struct option long_opts[] = {
 #endif
 	{ "version", no_argument, NULL, 'V' },
 	{ "help", no_argument, NULL, 'h' },
+	{ NULL, 0, NULL, 0 },
 };
 
 static const char *short_opts = "F:D:X:c:b:B:d:j:Q:kxoefqThV"
diff --git a/tar/sqfs2tar.c b/tar/sqfs2tar.c
index 925ae9c..cdad066 100644
--- a/tar/sqfs2tar.c
+++ b/tar/sqfs2tar.c
@@ -25,6 +25,7 @@ static struct option long_opts[] = {
 	{ "no-hard-links", no_argument, NULL, 'L' },
 	{ "help", no_argument, NULL, 'h' },
 	{ "version", no_argument, NULL, 'V' },
+	{ NULL, 0, NULL, 0 },
 };
 
 static const char *short_opts = "d:kr:sXLhV";
diff --git a/tar/tar2sqfs.c b/tar/tar2sqfs.c
index 5c18312..6186930 100644
--- a/tar/tar2sqfs.c
+++ b/tar/tar2sqfs.c
@@ -37,6 +37,7 @@ static struct option long_opts[] = {
 	{ "quiet", no_argument, NULL, 'q' },
 	{ "help", no_argument, NULL, 'h' },
 	{ "version", no_argument, NULL, 'V' },
+	{ NULL, 0, NULL, 0 },
 };
 
 static const char *short_opts = "r:c:b:B:d:X:j:Q:sxekfqThV";
diff --git a/unpack/options.c b/unpack/options.c
index b9d4744..cdd19e1 100644
--- a/unpack/options.c
+++ b/unpack/options.c
@@ -28,6 +28,7 @@ static struct option long_opts[] = {
 	{ "quiet", no_argument, NULL, 'q' },
 	{ "help", no_argument, NULL, 'h' },
 	{ "version", no_argument, NULL, 'V' },
+	{ NULL, 0, NULL, 0 },
 };
 
 static const char *short_opts =
-- 
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