[Global]: loading init

deps/curl/docs/libcurl/opts/CURLINFO_CONTENT_LENGTH_UPLOAD.md

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+---
+c: Copyright (C) Daniel Stenberg, <daniel.se>, et al.
+SPDX-License-Identifier: curl
+Title: CURLINFO_CONTENT_LENGTH_UPLOAD
+Section: 3
+Source: libcurl
+See-also:
+  - CURLINFO_CONTENT_LENGTH_DOWNLOAD_T (3)
+  - curl_easy_getinfo (3)
+  - curl_easy_setopt (3)
+---
+
+# NAME
+
+CURLINFO_CONTENT_LENGTH_UPLOAD - get the specified size of the upload
+
+# SYNOPSIS
+
+~~~c
+#include <curl/curl.h>
+
+CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_CONTENT_LENGTH_UPLOAD,
+                           double *content_length);
+~~~
+
+# DESCRIPTION
+
+Pass a pointer to a double to receive the specified size of the upload. Since
+7.19.4, this returns -1 if the size is not known.
+
+CURLINFO_CONTENT_LENGTH_UPLOAD_T(3) is a newer replacement that returns a
+more sensible variable type.
+
+# PROTOCOLS
+
+All
+
+# EXAMPLE
+
+~~~c
+int main(void)
+{
+  CURL *curl = curl_easy_init();
+  if(curl) {
+    CURLcode res;
+    curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
+
+    /* Perform the upload */
+    res = curl_easy_perform(curl);
+
+    if(!res) {
+      /* check the size */
+      double cl;
+      res = curl_easy_getinfo(curl, CURLINFO_CONTENT_LENGTH_UPLOAD, &cl);
+      if(!res) {
+        printf("Size: %.0f\n", cl);
+      }
+    }
+  }
+}
+~~~
+
+# AVAILABILITY
+
+Added in 7.6.1. Deprecated since 7.55.0.
+
+# RETURN VALUE
+
+Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.