Created
June 18, 2012 04:51
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Erlang genserver generator
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#!/bin/sh | |
if [ "$1" == "" ]; then | |
echo "usage: | |
$0 genserver-application-name | |
create genserver application skeleton in current folder" | |
exit | |
fi | |
mkdir -p $1 $1/src $1/include $1/scripts | |
#very basic makefile | |
cat <<EOF > $1/Makefile | |
all: clean | |
erlc -o ebin -I include src/*.erl | |
clean: | |
mkdir -p ebin | |
rm -f ebin/* | |
EOF | |
cat <<EOF > $1/scripts/deploy.erl | |
#!/usr/bin/env escript | |
main(Args)-> | |
ok. | |
EOF | |
chmod +x $1/scripts/deploy.erl | |
#basic gen_server file | |
dd=`date "+%d.%m.%Y"` | |
me=`whoami` | |
cat <<EOF > $1/src/$1_server.erl | |
%%%------------------------------------------------------------------- | |
%%% File : $1_server.erl | |
%%% Author : $me | |
%%% Description : <Add description here> | |
%%% | |
%%% Created : $dd | |
%%%------------------------------------------------------------------- | |
-module($1_server). | |
-behaviour(gen_server). | |
%% API | |
-export([start_link/0]). | |
%% gen_server callbacks | |
-export([init/1, handle_call/3, handle_cast/2, handle_info/2, | |
terminate/2, code_change/3]). | |
-record(state, {}). | |
-define(SERVER, ?MODULE). | |
%%==================================================================== | |
%% API | |
%%==================================================================== | |
%%-------------------------------------------------------------------- | |
%% Function: start_link() -> {ok,Pid} | ignore | {error,Error} | |
%% Description: Starts the server | |
%%-------------------------------------------------------------------- | |
start_link() -> | |
gen_server:start_link({local, ?SERVER}, ?MODULE, [], []). | |
%%==================================================================== | |
%% gen_server callbacks | |
%%==================================================================== | |
%%-------------------------------------------------------------------- | |
%% Function: init(Args) -> {ok, State} | | |
%% {ok, State, Timeout} | | |
%% ignore | | |
%% {stop, Reason} | |
%% Description: Initiates the server | |
%%-------------------------------------------------------------------- | |
init([]) -> | |
{ok, #state{}}. | |
%%-------------------------------------------------------------------- | |
%% Function: %% handle_call(Request, From, State) -> {reply, Reply, State} | | |
%% {reply, Reply, State, Timeout} | | |
%% {noreply, State} | | |
%% {noreply, State, Timeout} | | |
%% {stop, Reason, Reply, State} | | |
%% {stop, Reason, State} | |
%% Description: Handling call messages | |
%%-------------------------------------------------------------------- | |
handle_call(_Request, _From, State) -> | |
Reply = ok, | |
{reply, Reply, State}. | |
%%-------------------------------------------------------------------- | |
%% Function: handle_cast(Msg, State) -> {noreply, State} | | |
%% {noreply, State, Timeout} | | |
%% {stop, Reason, State} | |
%% Description: Handling cast messages | |
%%-------------------------------------------------------------------- | |
handle_cast(_Msg, State) -> | |
{noreply, State}. | |
%%-------------------------------------------------------------------- | |
%% Function: handle_info(Info, State) -> {noreply, State} | | |
%% {noreply, State, Timeout} | | |
%% {stop, Reason, State} | |
%% Description: Handling all non call/cast messages | |
%%-------------------------------------------------------------------- | |
handle_info(_Info, State) -> | |
{noreply, State}. | |
%%-------------------------------------------------------------------- | |
%% Function: terminate(Reason, State) -> void() | |
%% Description: This function is called by a gen_server when it is about to | |
%% terminate. It should be the opposite of Module:init/1 and do any necessary | |
%% cleaning up. When it returns, the gen_server terminates with Reason. | |
%% The return value is ignored. | |
%%-------------------------------------------------------------------- | |
terminate(_Reason, _State) -> | |
ok. | |
%%-------------------------------------------------------------------- | |
%% Func: code_change(OldVsn, State, Extra) -> {ok, NewState} | |
%% Description: Convert process state when code is changed | |
%%-------------------------------------------------------------------- | |
code_change(_OldVsn, State, _Extra) -> | |
{ok, State}. | |
%%-------------------------------------------------------------------- | |
%%% Internal functions | |
%%-------------------------------------------------------------------- | |
EOF | |
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