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Adding prepare interface

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This commit is contained in:
Maas-Maarten Zeeman
2011-10-23 23:49:40 +02:00
parent 4bf0747ddc
commit 5139fe05ed
3 changed files with 178 additions and 68 deletions
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15
src/esqlite.erl
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@@ -5,7 +5,7 @@
-module(esqlite).
-author("Maas-Maarten Zeeman <mmzeeman@xs4all.nl>").
-export([open/1, open/2, exec/2, exec/3, close/1, close/2]).
-export([open/1, open/2, exec/2, prepare/2, prepare/3, exec/3, close/1, close/2]).
-on_load(init/0).
@@ -45,6 +45,16 @@ exec(Db, Sql, Timeout) ->
ok = esqlite_exec(Db, Ref, self(), [Sql, 0]),
receive_answer(Ref, Timeout).
%% @doc Prepare a statement
%%
prepare(Db, Sql) ->
prepare(Db, Sql, ?DEFAULT_TIMEOUT).
prepare(Db, Sql, Timeout) ->
Ref = make_ref(),
ok = esqlite_prepare(Db, Ref, self(), [Sql, 0]),
receive_answer(Ref, Timeout).
%% @doc Close the database
%%
close(Db) ->
@@ -65,6 +75,9 @@ esqlite_open(_Db, _Ref, _Dest, _Filename) ->
esqlite_exec(_Db, _Ref, _Dest, _Sql) ->
exit(nif_library_not_loaded).
esqlite_prepare(_Db, _Ref, _Dest, _Sql) ->
exit(nif_library_not_loaded).
esqlite_close(_Db, _Ref, _Dest) ->
exit(nif_library_not_loaded).