From 63adc2c1b3c2a75030b05f0e737af1da4ca04134 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Tue, 14 Feb 2017 14:21:32 +0100
Subject: vis: add compile time features to version output

---
 main.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/main.c b/main.c
index 565d438..a909b8a 100644
--- a/main.c
+++ b/main.c
@@ -2282,7 +2282,18 @@ int main(int argc, char *argv[]) {
 		} else if (strcmp(argv[i], "--") == 0) {
 			break;
 		} else if (strcmp(argv[i], "-v") == 0) {
-			puts("vis " VERSION);
+			fputs("vis " VERSION, stdout);
+			if (CONFIG_LUA)
+				fputs(" +lua", stdout);
+			if (CONFIG_LPEG)
+				fputs(" +lpeg", stdout);
+			if (CONFIG_TRE)
+				fputs(" +tre", stdout);
+			if (CONFIG_ACL)
+				fputs(" +acl", stdout);
+			if (CONFIG_SELINUX)
+				fputs(" +selinux", stdout);
+			fputs("\n", stdout);
 			return 0;
 		} else {
 			fprintf(stderr, "Unknown command option: %s\n", argv[i]);
-- 
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