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1 files changed, 51 insertions, 0 deletions

diff --git a/3p/ms/getopt.c b/3p/ms/getopt.c
new file mode 100644
index 0000000..307baf2
--- /dev/null
+++ b/3p/ms/getopt.c
@@ -0,0 +1,51 @@
+/* *****************************************************************
+*
+* Copyright 2016 Microsoft
+*
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*      http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*
+******************************************************************/
+
+#include "getopt.h"
+#include <windows.h>
+
+char* optarg = NULL;
+int optind = 1;
+
+int getopt(int argc, char *const argv[], const char *optstring)
+{
+    if ((optind >= argc) || (argv[optind][0] != '-') || (argv[optind][0] == 0))
+    {
+        return -1;
+    }
+
+    int opt = argv[optind][1];
+    const char *p = strchr(optstring, opt);
+
+    if (p == NULL)
+    {
+        return '?';
+    }
+    if (p[1] == ':')
+    {
+        optind++;
+        if (optind >= argc)
+        {
+            return '?';
+        }
+        optarg = argv[optind];
+        optind++;
+    }
+    return opt;
+}