From 9352746b95920fc75dfd8c01ecac048e79b7ae02 Mon Sep 17 00:00:00 2001
From: Sebastiano Tronto <sebastiano.tronto@gmail.com>
Date: Sun, 28 Nov 2021 10:16:52 +0100
Subject: Added possibility of having end-of-line comments with double slash
 (single slash actually); fixed a small memory leak

---
 Makefile              |   2 +-
 nissy-2.0beta3.tar.gz | Bin 53230 -> 0 bytes
 nissy-2.0beta4.tar.gz | Bin 0 -> 53130 bytes
 nissy.exe             | Bin 633301 -> 633813 bytes
 src/alg.c             |  15 +++++++++++++--
 5 files changed, 14 insertions(+), 3 deletions(-)
 delete mode 100644 nissy-2.0beta3.tar.gz
 create mode 100644 nissy-2.0beta4.tar.gz

diff --git a/Makefile b/Makefile
index 85d696e..71e2297 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 # See LICENSE file for copyright and license details.
 
-VERSION = 2.0beta3
+VERSION = 2.0beta4
 
 PREFIX = /usr/local
 MANPREFIX = ${PREFIX}/share/man
diff --git a/nissy-2.0beta3.tar.gz b/nissy-2.0beta3.tar.gz
deleted file mode 100644
index 91c9e5e..0000000
Binary files a/nissy-2.0beta3.tar.gz and /dev/null differ
diff --git a/nissy-2.0beta4.tar.gz b/nissy-2.0beta4.tar.gz
new file mode 100644
index 0000000..4de4695
Binary files /dev/null and b/nissy-2.0beta4.tar.gz differ
diff --git a/nissy.exe b/nissy.exe
index e036d43..8e781d1 100755
Binary files a/nissy.exe and b/nissy.exe differ
diff --git a/src/alg.c b/src/alg.c
index cd6834c..4e96925 100644
--- a/src/alg.c
+++ b/src/alg.c
@@ -230,6 +230,17 @@ new_alg(char *str)
 			continue;
 		}
 
+		/* Single slash for comments */
+		if (str[i] == '/') {
+			while (str[i] && str[i] != '\n')
+				i++;
+
+			if (!str[i])
+				i--;
+
+			continue;
+		}
+
 		move_read = false;
 		for (j = U; j < NMOVES; j++) {
 			if (str[i] == move_string(j)[0] ||
@@ -270,8 +281,8 @@ new_alg(char *str)
 		}
 
 		if (!move_read) {
-			alg = new_alg("");
-			return alg;
+			free(alg);
+			return new_alg("");
 		}
 	}
 
-- 
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