Externals: Add libcurl.

Externals/curl/lib/wildcard.c

@@ -0,0 +1,69 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2016, 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.
+ *
+ ***************************************************************************/
+
+#include "curl_setup.h"
+
+#include "wildcard.h"
+#include "llist.h"
+#include "fileinfo.h"
+/* The last 3 #include files should be in this order */
+#include "curl_printf.h"
+#include "curl_memory.h"
+#include "memdebug.h"
+
+CURLcode Curl_wildcard_init(struct WildcardData *wc)
+{
+  DEBUGASSERT(wc->filelist == NULL);
+  /* now allocate only wc->filelist, everything else
+     will be allocated if it is needed. */
+  wc->filelist = Curl_llist_alloc(Curl_fileinfo_dtor);
+  if(!wc->filelist) {;
+    return CURLE_OUT_OF_MEMORY;
+  }
+  return CURLE_OK;
+}
+
+void Curl_wildcard_dtor(struct WildcardData *wc)
+{
+  if(!wc)
+    return;
+
+  if(wc->tmp_dtor) {
+    wc->tmp_dtor(wc->tmp);
+    wc->tmp_dtor = ZERO_NULL;
+    wc->tmp = NULL;
+  }
+  DEBUGASSERT(wc->tmp == NULL);
+
+  if(wc->filelist) {
+    Curl_llist_destroy(wc->filelist, NULL);
+    wc->filelist = NULL;
+  }
+
+  free(wc->path);
+  wc->path = NULL;
+  free(wc->pattern);
+  wc->pattern = NULL;
+
+  wc->customptr = NULL;
+  wc->state = CURLWC_INIT;
+}