From ec1284c810cdc176b93d7316e78dc9c6aa84a504 Mon Sep 17 00:00:00 2001
From: Ingela Anderton Andin <ingela@erlang.org>
Date: Wed, 30 Sep 2015 15:28:59 +0200
Subject: inets: Add behaviour httpd_custom_api

Add this now as 18 allows optional callback specs
---
 lib/inets/src/http_server/Makefile             | 12 ++++++++--
 lib/inets/src/http_server/httpd_custom.erl     |  8 ++++++-
 lib/inets/src/http_server/httpd_custom_api.erl | 31 ++++++++++++++++++++++++++
 3 files changed, 48 insertions(+), 3 deletions(-)
 create mode 100644 lib/inets/src/http_server/httpd_custom_api.erl

(limited to 'lib/inets/src/http_server')

diff --git a/lib/inets/src/http_server/Makefile b/lib/inets/src/http_server/Makefile
index b09877550d..b9f2290289 100644
--- a/lib/inets/src/http_server/Makefile
+++ b/lib/inets/src/http_server/Makefile
@@ -40,6 +40,10 @@ RELSYSDIR = $(RELEASE_PATH)/lib/$(APPLICATION)-$(VSN)
 # ----------------------------------------------------
 # Target Specs
 # ----------------------------------------------------
+
+BEHAVIOUR_MODULES= \
+        httpd_custom_api
+
 MODULES = \
 	httpd \
 	httpd_acceptor \
@@ -86,10 +90,13 @@ MODULES = \
 
 HRL_FILES = httpd.hrl httpd_internal.hrl mod_auth.hrl
 
-ERL_FILES = $(MODULES:%=%.erl)
+ERL_FILES = $(MODULES:%=%.erl)\
+	    $(BEHAVIOUR_MODULES:%=%.erl)
 
 TARGET_FILES= $(MODULES:%=$(EBIN)/%.$(EMULATOR)) 
 
+BEHAVIOUR_TARGET_FILES= $(BEHAVIOUR_MODULES:%=$(EBIN)/%.$(EMULATOR))
+
 INETS_FLAGS = -D'SERVER_SOFTWARE="$(APPLICATION)/$(VSN)"'
 
 
@@ -109,11 +116,12 @@ ERL_COMPILE_FLAGS += \
 # ----------------------------------------------------
 # Targets
 # ----------------------------------------------------
+$(TARGET_FILES): $(BEHAVIOUR_TARGET_FILES)
 
 debug opt: $(TARGET_FILES)
 
 clean:
-	rm -f $(TARGET_FILES)
+	rm -f $(TARGET_FILES) $(BEHAVIOUR_TARGET_FILES)
 	rm -f core
 
 docs:
diff --git a/lib/inets/src/http_server/httpd_custom.erl b/lib/inets/src/http_server/httpd_custom.erl
index a1fe058bd1..b62fc25fac 100644
--- a/lib/inets/src/http_server/httpd_custom.erl
+++ b/lib/inets/src/http_server/httpd_custom.erl
@@ -23,7 +23,13 @@
 -export([response_header/1, request_header/1]).
 -export([customize_headers/3]).
 
--include_lib("inets/src/inets_app/inets_internal.hrl").
+-include("../inets_app/inets_internal.hrl").
+
+-behaviour(httpd_custom_api).
+
+%%--------------------------------------------------------------------
+%% Behavior API -----------------------------------
+%%--------------------------------------------------------------------
 
 response_header(Header) -> 
     {true, httpify(Header)}.
diff --git a/lib/inets/src/http_server/httpd_custom_api.erl b/lib/inets/src/http_server/httpd_custom_api.erl
new file mode 100644
index 0000000000..282f3a6ee6
--- /dev/null
+++ b/lib/inets/src/http_server/httpd_custom_api.erl
@@ -0,0 +1,31 @@
+%%
+%% %CopyrightBegin%
+%% 
+%% Copyright Ericsson AB 2015-2015. All Rights Reserved.
+%% 
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%%     http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
+%% 
+%% %CopyrightEnd%
+%%
+%%
+-module(httpd_custom_api).
+
+-callback response_default_headers() -> 
+    [{Key::string(), Value::string()}].
+-callback response_header({Key::string(), Value::string()}) -> 
+    {true, {Key::string(), Value::string()}} | false.
+-callback request_header({Key::string(), Value::string()}) -> 
+    {true, {Key::string(), Value::string()}} | false.
+
+-optional_callbacks([response_default_headers/0, response_header/1,
+		     request_header/1]).
-- 
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