1 files changed, 65 insertions, 0 deletions
diff --git a/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/utils/uncommon/bh_getopt.c b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/utils/uncommon/bh_getopt.c
new file mode 100644
index 000000000..19e23a7b5
--- /dev/null
+++ b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/shared/utils/uncommon/bh_getopt.c
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2020 Ant Financial Services Group. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+ */
+
+#ifndef __GNUC__
+
+#include "bh_getopt.h"
+#include <stdio.h>
+#include <string.h>
+
+char *optarg = NULL;
+int optind = 1;
+
+int
+getopt(int argc, char *const argv[], const char *optstring)
+{
+    static int sp = 1;
+    int opt;
+    char *p;
+
+    if (sp == 1) {
+        if ((optind >= argc) || (argv[optind][0] != '-')
+            || (argv[optind][1] == 0)) {
+            return -1;
+        }
+        else if (!strcmp(argv[optind], "--")) {
+            optind++;
+            return -1;
+        }
+    }
+
+    opt = argv[optind][sp];
+    p = strchr(optstring, opt);
+    if (opt == ':' || p == NULL) {
+        printf("illegal option : '-%c'\n", opt);
+        if (argv[optind][++sp] == '\0') {
+            optind++;
+            sp = 1;
+        }
+        return ('?');
+    }
+    if (p[1] == ':') {
+        if (argv[optind][sp + 1] != '\0')
+            optarg = &argv[optind++][sp + 1];
+        else if (++optind >= argc) {
+            printf("option '-%c' requires an argument :\n", opt);
+            sp = 1;
+            return ('?');
+        }
+        else {
+            optarg = argv[optind++];
+        }
+        sp = 1;
+    }
+    else {
+        if (argv[optind][++sp] == '\0') {
+            sp = 1;
+            optind++;
+        }
+        optarg = NULL;
+    }
+    return (opt);
+}
+#endif