[Feature][ZXW-88]merge P50 version

Only Configure: No
Affected branch: master
Affected module: unknown
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update: No

Change-Id: I34667719d9e0e7e29e8e4368848601cde0a48408
diff --git a/ap/lib/libcurl/curl-7.86.0/tests/libtest/lib1947.c b/ap/lib/libcurl/curl-7.86.0/tests/libtest/lib1947.c
new file mode 100755
index 0000000..f7bd91f
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.86.0/tests/libtest/lib1947.c
@@ -0,0 +1,89 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2022, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at https://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ * SPDX-License-Identifier: curl
+ *
+ ***************************************************************************/
+
+#include "test.h"
+
+#include "memdebug.h"
+
+static size_t writecb(char *data, size_t n, size_t l, void *userp)
+{
+  /* ignore the data */
+  (void)data;
+  (void)userp;
+  return n*l;
+}
+int test(char *URL)
+{
+  CURL *curl;
+  CURLcode res;
+
+  curl_global_init(CURL_GLOBAL_DEFAULT);
+
+  curl = curl_easy_init();
+  if(curl) {
+    struct curl_header *h;
+    int count = 0;
+    int origins;
+
+    /* perform a request that involves redirection */
+    curl_easy_setopt(curl, CURLOPT_URL, URL);
+    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, writecb);
+    curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);
+    res = curl_easy_perform(curl);
+    if(res)
+      fprintf(stderr, "curl_easy_perform() failed: %s\n",
+              curl_easy_strerror(res));
+
+    /* count the number of requests by reading the first header of each
+       request. */
+    origins = (CURLH_HEADER|CURLH_TRAILER|CURLH_CONNECT|
+               CURLH_1XX|CURLH_PSEUDO);
+    do {
+      h = curl_easy_nextheader(curl, origins, count, NULL);
+      if(h)
+        count++;
+    } while(h);
+    printf("count = %u\n", count);
+
+    /* perform another request - without redirect */
+    curl_easy_setopt(curl, CURLOPT_URL, libtest_arg2);
+    res = curl_easy_perform(curl);
+    if(res)
+      fprintf(stderr, "curl_easy_perform() failed: %s\n",
+              curl_easy_strerror(res));
+
+    /* count the number of requests again. */
+    count = 0;
+    do {
+      h = curl_easy_nextheader(curl, origins, count, NULL);
+      if(h)
+        count++;
+    } while(h);
+    printf("count = %u\n", count);
+    curl_easy_cleanup(curl);
+  }
+
+  curl_global_cleanup();
+  return 0;
+}