1 files changed, 94 insertions, 0 deletions
diff --git a/soltools/cpp/_getopt.c b/soltools/cpp/_getopt.c
new file mode 100644
index 000000000..b41147c3e
--- /dev/null
+++ b/soltools/cpp/_getopt.c
@@ -0,0 +1,94 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you 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 .
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "_getopt.h"
+
+#define EPR                 fprintf(stderr,
+#define ERR(str, chr)       if(opterr) { EPR "%s%c\n", str, chr); }
+
+static int opterr = 1;
+int optind = 1;
+static int optopt;
+char *optarg;
+
+int
+    stgetopt(int argc, char *const argv[], const char *opts)
+{
+    static int sp = 1;
+    int c;
+    char *cp;
+
+    if (sp == 1)
+    {
+        if (optind >= argc ||
+            argv[optind][0] != '-' || argv[optind][1] == '\0')
+            return -1;
+        else if (strcmp(argv[optind], "--") == 0)
+            {
+                optind++;
+                return -1;
+            }
+        else if (strcmp(argv[optind], "-isysroot") == 0)
+            {
+                // skip macOS SDK selection flags
+                optind++; optind++;
+            }
+    }
+    optopt = c = argv[optind][sp];
+    if (c == ':' || (cp = strchr(opts, c)) == NULL)
+    {
+        ERR(": illegal option -- ", c);
+        if (argv[optind][++sp] == '\0')
+        {
+            optind++;
+            sp = 1;
+        }
+        return '?';
+    }
+    if (*++cp == ':')
+    {
+        if (argv[optind][sp + 1] != '\0')
+            optarg = &argv[optind++][sp + 1];
+        else
+            if (++optind >= argc)
+            {
+                ERR(": option requires an argument -- ", c);
+                sp = 1;
+                return '?';
+            }
+            else
+                optarg = argv[optind++];
+        sp = 1;
+    }
+    else
+    {
+        if (argv[optind][++sp] == '\0')
+        {
+            sp = 1;
+            optind++;
+        }
+        optarg = NULL;
+    }
+    return c;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */