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file(DOWNLOAD): Add HTTP User-Agent string 

Some servers require a User-Agent string.  The curl command-line tool
just sends "curl/$curlver", so do the same.

Suggested-by: Fredrik Ehnbom <fehnbom@nvidia.com>
This commit is contained in:
Brad King 2012-09-18 14:53:07 -04:00
parent 70169ec1bf
commit 14aff4daf4
1 changed files with 3 additions and 0 deletions
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3
Source/cmFileCommand.cxx
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@ -2857,6 +2857,9 @@ cmFileCommand::HandleDownloadCommand(std::vector<std::string> const& args)
res = ::curl_easy_setopt(curl, CURLOPT_FAILONERROR, 1);
check_curl_result(res, "DOWNLOAD cannot set http failure option: ");
res = ::curl_easy_setopt(curl, CURLOPT_USERAGENT, "curl/" LIBCURL_VERSION);
check_curl_result(res, "DOWNLOAD cannot set user agent option: ");
res = ::curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION,
cmWriteToFileCallback);
check_curl_result(res, "DOWNLOAD cannot set write function: ");