[Tarantool-patches] [PATCH v4 0/4] http: add CURLOPT_ACCEPT_ENCODING option and following improvements

[Ilya Kosarev <i.kosarev@tarantool.org>]

This patchset introduces CURLOPT_ACCEPT_ENCODING option. It brought up
fix for CURLE_WRITE_ERROR processing and addition of
CURLE_BAD_CONTENT_ENCODING in curl request code processing, as well as
enhancement of provided error info for curl request.

Changes in v2:
- added docbot request
- fixed comments
- enhanced httpc_set_accept_encoding description
- fixed error handling for unsupported encodings

Changes in v3:
- moved error handling for unsupported encodings fix to separate commit
- added error message obtained using CURLOPT_ERRORBUFFER option
- added CURLE_BAD_CONTENT_ENCODING for curl request code processing

Changes in v4:
- fixed commit message in PATCH 2/4
- added test case for error message obtained using CURLOPT_ERRORBUFFER option

Branch: https://github.com/tarantool/tarantool/tree/i.kosarev/gh-4232-curlopt-accept-encoding
Issues: https://github.com/tarantool/tarantool/issues/4232
        https://github.com/tarantool/tarantool/issues/4578
        https://github.com/tarantool/tarantool/issues/4579

Ilya Kosarev (4):
  http: add CURLOPT_ACCEPT_ENCODING option
  http: remove redundant & incorrect case for curl_request code
  http: enrich httpc_request with curl error message buffer
  http: add CURLE_BAD_CONTENT_ENCODING case for curl_request code

 src/httpc.c                       | 24 +++++++++++++++++++-----
 src/httpc.h                       | 29 +++++++++++++++++++++++++++++
 src/lua/httpc.c                   |  9 +++++++++
 src/lua/httpc.lua                 |  2 ++
 test/app-tap/http_client.test.lua |  4 +++-
 5 files changed, 62 insertions(+), 6 deletions(-)

-- 
2.17.1