int LS_jam_setvar(ls_lua_State *L)
{
int numParams = ls_lua_gettop(L);
if (numParams < 2 || numParams > 3)
return 0;
if (!ls_lua_isstring(L, 1))
return 0;
if (numParams == 2)
{
var_set(ls_lua_tostring(L, 1), luahelper_addtolist(L, L0, 2), VAR_SET);
}
else
{
TARGET *t;
if (!ls_lua_isstring(L, 2))
return 0;
t = bindtarget(ls_lua_tostring(L, 1));
pushsettings(t->settings);
var_set(ls_lua_tostring(L, 2), luahelper_addtolist(L, L0, 3), VAR_SET);
popsettings(t->settings);
}
return 0;
}
int LS_jam_evaluaterule(ls_lua_State *L)
{
LOL lol;
int i;
LIST *list;
int index;
int numParams = ls_lua_gettop(L);
if (numParams < 1)
return 0;
if (!ls_lua_isstring(L, 1))
return 0;
lol_init(&lol);
for (i = 0; i < numParams - 1; ++i)
{
lol_add(&lol, luahelper_addtolist(L, L0, 2 + i));
}
list = evaluate_rule(ls_lua_tostring(L, 1), &lol, L0);
lol_free(&lol);
ls_lua_newtable(L);
index = 1;
for (; list; list = list_next(list), ++index)
{
ls_lua_pushnumber(L, index);
ls_lua_pushstring(L, list->string);
ls_lua_settable(L, -3);
}
return 1;
}
static LIST *luahelper_addtolist(ls_lua_State *L, LIST *list, int index)
{
if (ls_lua_isboolean(L, index))
return list_append(list, ls_lua_toboolean(L, index) ? "true" : "false", 0);
if (ls_lua_isnumber(L, index)) {
LIST* newList;
ls_lua_pushvalue(L, index);
newList = list_append(list, ls_lua_tostring(L, -1), 0);
ls_lua_pop(L, 1);
return newList;
}
if (ls_lua_isstring(L, index)) {
const char* value = ls_lua_tostring(L, index);
return list_append(list, value, 0);
}
else if (ls_lua_istable(L, index))
{
ls_lua_pushnil(L);
while (ls_lua_next(L, index) != 0)
{
list = luahelper_addtolist(L, list, ls_lua_gettop(L));
ls_lua_pop(L, 1);
}
}
return list;
}
static LIST *ls_lua_callhelper(int top, int ret)
{
LIST *retList;
int numParams;
int i;
if (ret != 0)
{
if (ls_lua_isstring(L, -1))
{
printf("jam: Error compiling Lua code\n%s\n", ls_lua_tostring(L, -1));
exit(EXITBAD);
}
ls_lua_pop(L, 1);
return L0;
}
ret = ls_lua_pcall(L, 0, -1, 0);
if (ret != 0)
{
if (ls_lua_isstring(L, -1))
{
int ret;
printf("jam: Error running Lua code\n%s\n", ls_lua_tostring(L, -1));
ls_lua_getglobal(L, "debug");
ls_lua_getfield(L, -1, "traceback");
ret = ls_lua_pcall(L, 0, 1, 0);
if (ret == 0) {
if (ls_lua_isstring(L, -1)) {
puts(ls_lua_tostring(L, -1));
}
}
exit(EXITBAD);
}
ls_lua_pop(L, 1);
return L0;
}
retList = L0;
numParams = ls_lua_gettop(L) - top;
for (i = 1; i <= numParams; ++i)
{
retList = luahelper_addtolist(L, retList, top + i);
}
return retList;
}
static LIST *luahelper_addtolist(ls_lua_State *L, LIST *list, int index)
{
if (ls_lua_isboolean(L, index))
return list_new(list, ls_lua_toboolean(L, index) ? "true" : "false", 0);
if (ls_lua_isnumber(L, index))
return list_new(list, ls_lua_tostring(L, index), 0);
if (ls_lua_isstring(L, index))
return list_new(list, ls_lua_tostring(L, index), 0);
else if (ls_lua_istable(L, index))
{
ls_lua_pushnil(L);
while (ls_lua_next(L, index) != 0)
{
list = luahelper_addtolist(L, list, index + 2);
ls_lua_pop(L, 1);
}
}
return list;
}
int LS_jam_evaluaterule(ls_lua_State *L)
{
LOL lol;
int i;
LIST *list;
LISTITEM* item;
int index;
const char* rule;
int numParams = ls_lua_gettop(L);
if (numParams < 1)
return 0;
if (!ls_lua_isstring(L, 1))
return 0;
lol_init(&lol);
rule = ls_lua_tostring(L, 1);
for (i = 0; i < numParams - 1; ++i)
{
lol_add(&lol, luahelper_addtolist(L, L0, 2 + i));
}
list = evaluate_rule(rule, &lol, L0);
lol_free(&lol);
ls_lua_newtable(L);
index = 1;
for (item = list_first(list); item; item = list_next(item), ++index)
{
ls_lua_pushnumber(L, index);
ls_lua_pushstring(L, list_value(item));
ls_lua_settable(L, -3);
}
return 1;
}
