Documentation.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/libstore/download.cc b/src/libstore/download.cc
index 8f2387b63253..b2adc154818e 100644
--- a/src/libstore/download.cc
+++ b/src/libstore/download.cc
@@ -230,8 +230,11 @@ struct CurlDownloader : public Downloader
                 curl_easy_setopt(req, CURLOPT_SSL_VERIFYHOST, 0);
             }
 
+            /* If no file exist in the specified path, curl continues to work
+             * anyway as if netrc support was disabled. */
             Path netrcFile = settings.get("netrc-file",
                (format("%1%/%2%") % settings.nixConfDir % "netrc").str());
+            /* Curl copies the given C string, so the following call is safe. */
             curl_easy_setopt(req, CURLOPT_NETRC_FILE, netrcFile.c_str());
             curl_easy_setopt(req, CURLOPT_NETRC, CURL_NETRC_OPTIONAL);