1 files changed, 58 insertions, 0 deletions
diff --git a/main/musl/0020-support-abbreviated-options-in-getopt_long.patch b/main/musl/0020-support-abbreviated-options-in-getopt_long.patch
new file mode 100644
index 0000000000..6cc3d9893b
--- /dev/null
+++ b/main/musl/0020-support-abbreviated-options-in-getopt_long.patch
@@ -0,0 +1,58 @@
+From cfd7b4acd55420deedd41e0614c9b614c73c743e Mon Sep 17 00:00:00 2001
+From: Rich Felker <dalias@aerifal.cx>
+Date: Wed, 10 Dec 2014 21:26:49 -0500
+Subject: [PATCH] support abbreviated options in getopt_long
+
+---
+ src/misc/getopt_long.c | 25 ++++++++++++++++++-------
+ 1 file changed, 18 insertions(+), 7 deletions(-)
+
+diff --git a/src/misc/getopt_long.c b/src/misc/getopt_long.c
+index 643e598..469ee92 100644
+--- a/src/misc/getopt_long.c
++++ b/src/misc/getopt_long.c
+@@ -56,23 +56,34 @@ static int __getopt_long_core(int argc, char *const *argv, const char *optstring
+ 		((longonly && argv[optind][1]) ||
+ 		 (argv[optind][1] == '-' && argv[optind][2])))
+ 	{
+-		int i;
+-		for (i=0; longopts[i].name; i++) {
++		int i, cnt, match;
++		char *opt;
++		for (cnt=i=0; longopts[i].name; i++) {
+ 			const char *name = longopts[i].name;
+-			char *opt = argv[optind]+1;
++			opt = argv[optind]+1;
+ 			if (*opt == '-') opt++;
+ 			for (; *name && *name == *opt; name++, opt++);
+-			if (*name || (*opt && *opt != '=')) continue;
++			if (*opt && *opt != '=') continue;
++			match = i;
++			if (!*name) {
++				cnt = 1;
++				break;
++			}
++			cnt++;
++		}
++		if (cnt==1) {
++			i = match;
++			optind++;
+ 			if (*opt == '=') {
+-				if (!longopts[i].has_arg) continue;
++				if (!longopts[i].has_arg) return '?';
+ 				optarg = opt+1;
+ 			} else {
+ 				if (longopts[i].has_arg == required_argument) {
+-					if (!(optarg = argv[++optind]))
++					if (!(optarg = argv[optind]))
+ 						return ':';
++					optind++;
+ 				} else optarg = NULL;
+ 			}
+-			optind++;
+ 			if (idx) *idx = i;
+ 			if (longopts[i].flag) {
+ 				*longopts[i].flag = longopts[i].val;
+-- 
+2.2.0
+