curl/docs/libcurl/curl_easy_strerror.3

.\" **************************************************************************
.\" *                                  _   _ ____  _
.\" *  Project                     ___| | | |  _ \| |
.\" *                             / __| | | | |_) | |
.\" *                            | (__| |_| |  _ <| |___
.\" *                             \___|\___/|_| \_\_____|
.\" *
.\" * Copyright (C) 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.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
.\" *
.\" **************************************************************************
.TH curl_easy_strerror 3 "26 Apr 2004" "libcurl" "libcurl"
.SH NAME
curl_easy_strerror - return string describing error code
.SH SYNOPSIS
.nf
#include <curl/curl.h>

const char *curl_easy_strerror(CURLcode errornum);
.fi
.SH DESCRIPTION
The \fIcurl_easy_strerror(3)\fP function returns a string describing the
CURLcode error code passed in the argument \fIerrornum\fP.

Typically applications also appreciate \fICURLOPT_ERRORBUFFER(3)\fP for more
specific error descriptions generated at runtime.
.SH EXAMPLE
.nf
int main(void)
{
  CURL *curl = curl_easy_init();
  if(curl) {
    CURLcode res;
    /* set options */
    /* Perform the entire transfer */
    res = curl_easy_perform(curl);
    /* Check for errors */
    if(res != CURLE_OK)
      fprintf(stderr, "curl_easy_perform() failed: %s\\n",
              curl_easy_strerror(res));
  }
}
.fi
.SH AVAILABILITY
This function was added in libcurl 7.12.0
.SH RETURN VALUE
A pointer to a null-terminated string.
.SH "SEE ALSO"
.BR libcurl-errors (3),
.BR curl_multi_strerror (3),
.BR curl_share_strerror (3),
.BR curl_url_strerror (3)