From a35755c5de808df027675688855d1b621a4fb428 Mon Sep 17 00:00:00 2001
From: Lasse Collin <lasse.collin@tukaani.org>
Date: Tue, 14 Jul 2009 21:10:36 +0300
Subject: [PATCH] Allow extra commas in filter-specific options on xz command
 line.

This may slightly ease writing scripts that construct
filter-specific option strings dynamically.
---
 src/xz/options.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/xz/options.c b/src/xz/options.c
index 3d5d8870..8ac67504 100644
--- a/src/xz/options.c
+++ b/src/xz/options.c
@@ -69,6 +69,13 @@ parse_options(const char *str, const option_map *opts,
 	char *name = s;
 
 	while (true) {
+		if (*name == ',') {
+			if (*++name == '\0')
+				break;
+
+			continue;
+		}
+
 		char *split = strchr(name, ',');
 		if (split != NULL)
 			*split = '\0';