Merge branch 'ep/http-curl-trace'

HTTP transport gained an option to produce more detailed debugging
trace.

* ep/http-curl-trace:
  imap-send.c: introduce the GIT_TRACE_CURL enviroment variable
  http.c: implement the GIT_TRACE_CURL environment variable

1 files changed, 2 insertions, 0 deletions

diff --git a/http.h b/http.h
index 36f558b..5ab9d9c 100644
--- a/http.h
+++ b/http.h
@@ -225,4 +225,6 @@ extern int finish_http_object_request(struct http_object_request *freq);
 extern void abort_http_object_request(struct http_object_request *freq);
 extern void release_http_object_request(struct http_object_request *freq);
 
+/* setup routine for curl_easy_setopt CURLOPT_DEBUGFUNCTION */
+void setup_curl_trace(CURL *handle);
 #endif /* HTTP_H */