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CURLOPT_FNMATCH_FUNCTION(3)

curl_easy_setopt options                           CURLOPT_FNMATCH_FUNCTION(3)



NAME
       CURLOPT_FNMATCH_FUNCTION - wildcard match callback

SYNOPSIS
       #include <curl/curl.h>

       int fnmatch_callback(void *ptr,
                            const char *pattern,
                            const char *string);

       CURLcode curl_easy_setopt(CURL *handle, CURLOPT_FNMATCH_FUNCTION,
                                 fnmatch_callback);

DESCRIPTION
       Pass a pointer to your callback function, which should match the proto‐
       type shown above.

       This callback is used for wildcard matching.

       Return  CURL_FNMATCHFUNC_MATCH   if   pattern   matches   the   string,
       CURL_FNMATCHFUNC_NOMATCH  if  not  or CURL_FNMATCHFUNC_FAIL if an error
       occurred.

DEFAULT
       NULL == an internal function for wildcard matching.

PROTOCOLS
       FTP

EXAMPLE
       static int my_fnmatch(void *clientp,
                             const char *pattern, const char *string)
       {
         struct local_stuff *data = (struct local_stuff *)clientp;
         if(string_match(pattern, string))
           return CURL_FNMATCHFUNC_MATCH;
         else
           return CURL_FNMATCHFUNC_NOMATCH;
       }

       {
         struct local_stuff local_data;
         curl_easy_setopt(curl, CURLOPT_URL, "ftp://ftp.example.com/file*");
         curl_easy_setopt(curl, CURLOPT_WILDCARDMATCH, 1L);
         curl_easy_setopt(curl, CURLOPT_FNMATCH_FUNCTION, my_fnmatch);
         curl_easy_setopt(curl, CURLOPT_FNMATCH_DATA, &local_data);
       }

AVAILABILITY
       Added in 7.21.0

RETURN VALUE
       Returns CURLE_OK if the option is supported,  and  CURLE_UNKNOWN_OPTION
       if not.

SEE ALSO
       CURLOPT_FNMATCH_DATA(3), CURLOPT_DEBUGFUNCTION(3),



libcurl 7.86.0                   May 17, 2022
                                                   CURLOPT_FNMATCH_FUNCTION(3)
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