CURLOPT_EXPECT_100_TIMEOUT_MS.md (1367B)
1 --- 2 c: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al. 3 SPDX-License-Identifier: curl 4 Title: CURLOPT_EXPECT_100_TIMEOUT_MS 5 Section: 3 6 Source: libcurl 7 See-also: 8 - CURLOPT_HTTPPOST (3) 9 - CURLOPT_POST (3) 10 Protocol: 11 - HTTP 12 Added-in: 7.36.0 13 --- 14 15 # NAME 16 17 CURLOPT_EXPECT_100_TIMEOUT_MS - timeout for Expect: 100-continue response 18 19 # SYNOPSIS 20 21 ~~~c 22 #include <curl/curl.h> 23 24 CURLcode curl_easy_setopt(CURL *handle, CURLOPT_EXPECT_100_TIMEOUT_MS, 25 long milliseconds); 26 ~~~ 27 28 # DESCRIPTION 29 30 Pass a long to tell libcurl the number of *milliseconds* to wait for a 31 server response with the HTTP status 100 (Continue), 417 (Expectation Failed) 32 or similar after sending an HTTP request containing an Expect: 100-continue 33 header. If this times out before a response is received, the request body is 34 sent anyway. 35 36 # DEFAULT 37 38 1000 milliseconds 39 40 # %PROTOCOLS% 41 42 # EXAMPLE 43 44 ~~~c 45 int main(void) 46 { 47 CURL *curl = curl_easy_init(); 48 if(curl) { 49 curl_easy_setopt(curl, CURLOPT_URL, "https://example.com"); 50 51 /* wait 3 seconds for 100-continue */ 52 curl_easy_setopt(curl, CURLOPT_EXPECT_100_TIMEOUT_MS, 3000L); 53 54 curl_easy_perform(curl); 55 } 56 } 57 ~~~ 58 59 # %AVAILABILITY% 60 61 # RETURN VALUE 62 63 curl_easy_setopt(3) returns a CURLcode indicating success or error. 64 65 CURLE_OK (0) means everything was OK, non-zero means an error occurred, see 66 libcurl-errors(3).