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authorNatanael Copa <ncopa@alpinelinux.org>2010-10-15 22:16:22 +0000
committerNatanael Copa <ncopa@alpinelinux.org>2011-09-15 17:13:07 +0000
commit17b1e1aeca9ac569b763f4738687baadb51a301e (patch)
treefb723aad54f2a5424690eae8c48026980ef47c38
parentd7374642c2696ed7779eb62db54c797c5c2063b6 (diff)
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lua: open and close db
-rw-r--r--src/lua-apk.c52
1 files changed, 50 insertions, 2 deletions
diff --git a/src/lua-apk.c b/src/lua-apk.c
index 6447d64..a82ea9d 100644
--- a/src/lua-apk.c
+++ b/src/lua-apk.c
@@ -8,6 +8,7 @@
#include "apk_version.h"
#define LIBNAME "apk"
+#define APKDB_META "apk_database"
struct flagmap {
const char *name;
@@ -113,16 +114,46 @@ static int get_dbopts(lua_State *L, int i, struct apk_db_options *o)
return 0;
}
+static struct apk_database *checkdb(lua_State *L, int index)
+{
+ struct apk_database *db;
+ luaL_checktype(L, index, LUA_TUSERDATA);
+ db = (struct apk_database *) luaL_checkudata(L, index, APKDB_META);
+ if (db == NULL)
+ luaL_typerror(L, index, APKDB_META);
+ return db;
+}
+
static int Papk_db_open(lua_State *L)
{
struct apk_db_options opts;
+ struct apk_database *db;
+ int r;
+
memset(&opts, 0, sizeof(opts));
+ list_init(&opts.repository_list);
if (lua_istable(L, 1))
get_dbopts(L, 1, &opts);
+
+ db = lua_newuserdata(L, sizeof(struct apk_database));
+ luaL_getmetatable(L, APKDB_META);
+ lua_setmetatable(L, -2);
+
+ r = apk_db_open(db, &opts);
+ if (r != 0)
+ luaL_error(L, "apk_db_open() failed");
+ return 1;
+}
+
+static int Papk_db_close(lua_State *L)
+{
+ struct apk_database *db = checkdb(L, 1);
+ apk_db_close(db);
return 0;
}
-static const luaL_reg R[] = {
+
+static const luaL_reg reg_apk_methods[] = {
{"version_validate", Pversion_validate},
{"version_compare", Pversion_compare},
{"version_is_less", Pversion_is_less},
@@ -130,12 +161,29 @@ static const luaL_reg R[] = {
{NULL, NULL}
};
+static const luaL_reg reg_apk_db_meta_methods[] = {
+ {"__gc", Papk_db_close},
+ {NULL, NULL}
+};
+
LUALIB_API int luaopen_apk(lua_State *L)
{
- luaL_register(L, LIBNAME, R);
+ luaL_register(L, LIBNAME, reg_apk_methods);
lua_pushliteral(L, "version");
lua_pushliteral(L, APK_VERSION);
lua_settable(L, -3);
+
+ luaL_newmetatable(L, APKDB_META);
+ luaL_register(L, NULL, reg_apk_db_meta_methods);
+ lua_pushliteral(L, "__index");
+ lua_pushvalue(L, -3);
+ lua_rawset(L, -3);
+
+ lua_pushliteral(L, "__metatable");
+ lua_pushvalue(L, -3);
+ lua_rawset(L, -3);
+ lua_pop(L, 1);
+
return 1;
}